Compare commits

..
Author SHA1 Message Date
Chris Tate 771f438677 fixes 2026-03-02 16:36:44 -06:00
Chris Tate 2005fb0aae fixes 2026-03-02 16:11:02 -06:00
Chris Tate 51b813c107 fix: update tsconfig extends from @repo to @internal/typescript-config 2026-03-02 15:57:07 -06:00
Chris Tate 0716b1075c merge latest 2026-03-02 15:52:48 -06:00
Chris Tate 6f3f07deb9 Merge remote-tracking branch 'origin/main' into feat/react-email-examples 2026-03-02 15:49:28 -06:00
William Manzoli 5177ae8472 Merge branch 'main' into feat/react-email-examples 2026-03-01 01:16:07 -03:00
William Manzoli 72174a0453 Merge branch 'main' into feat/react-email-examples 2026-02-25 12:55:11 -03:00
Lucian Fialho 39149594e0 Merge branch 'main' into feat/react-email-examples 2026-02-25 07:40:35 -03:00
Lucian Fialho c034e2dbcb fix PR review feedback
- fix tsconfig: remove rootDir, expand include for test imports
- fix render tests: add non-null assertions for noUncheckedIndexedAccess
- fix dev script: add portless to match other examples
- fix .env.example: correct comment from video to email generation
- fix docs: add blank line before heading in installation page
2026-02-25 07:36:31 -03:00
Lucian Fialho 2b86d50b57 fix @internal/react-state alias in vitest config
Pre-existing issue: vitest could not resolve @internal/react-state,
causing 6 test suites in packages/react and packages/react-pdf to fail.
2026-02-25 07:36:24 -03:00
Lucian Fialho fc841d7bb9 Merge branch 'main' into feat/react-email-examples 2026-02-24 21:52:42 -03:00
WManzoli 0770687bbd add json render react email skill 2026-02-24 21:25:49 -03:00
WManzoli 282fe6138f add react email documentation 2026-02-24 20:24:24 -03:00
Lucian Fialho 0a5cbb4529 fix missing style prop on stripe-welcome logo Image 2026-02-24 19:03:56 -03:00
Lucian Fialho 6a48ad8608 add render tests for react-email package 2026-02-24 14:42:29 -03:00
Lucian Fialho 3aa8b392dc add react-email example with Vercel Invite, Stripe Welcome and Nike Receipt 2026-02-24 14:42:18 -03:00
Lucian Fialho 1de2b380ef add react-email package 2026-02-24 14:41:57 -03:00
Lucian Fialho 4afbb433a1 add react-email workspace dependencies 2026-02-24 14:41:39 -03:00
478 changed files with 1055 additions and 39570 deletions
+1 -6
View File
@@ -17,12 +17,7 @@
"@json-render/jotai",
"@json-render/vue",
"@json-render/xstate",
"@json-render/image",
"@json-render/mcp",
"@json-render/svelte",
"@json-render/solid",
"@json-render/react-three-fiber",
"@json-render/yaml"
"@json-render/image"
]
],
"linked": [],
-8
View File
@@ -1,8 +0,0 @@
{
"mcpServers": {
"json-render": {
"command": "npx",
"args": ["tsx", "examples/mcp/server.ts", "--stdio"]
}
}
}
+25 -34
View File
@@ -13,43 +13,34 @@ concurrency:
cancel-in-progress: true
jobs:
lint:
name: Lint
ci:
name: Lint, Type Check & Build
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v4
- uses: pnpm/action-setup@v4
- uses: actions/setup-node@v4
with:
node-version: 20
cache: pnpm
- run: pnpm install --frozen-lockfile
- run: pnpm lint
test:
name: Test
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v4
- uses: pnpm/action-setup@v4
- uses: actions/setup-node@v4
with:
node-version: 20
cache: pnpm
- run: pnpm install --frozen-lockfile
- name: Build packages
run: pnpm turbo run build --filter='./packages/*'
- run: pnpm test
- name: Checkout repository
uses: actions/checkout@v4
typecheck:
name: Type Check
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v4
- uses: pnpm/action-setup@v4
- uses: actions/setup-node@v4
- name: Install pnpm
uses: pnpm/action-setup@v4
- name: Setup Node.js
uses: actions/setup-node@v4
with:
node-version: 20
cache: pnpm
- run: pnpm install --frozen-lockfile
- run: pnpm type-check
cache: "pnpm"
- name: Install dependencies
run: pnpm install --frozen-lockfile
- name: Lint
run: pnpm lint
- name: Type check
run: pnpm type-check
- name: Test
run: pnpm test
- name: Build
run: pnpm build
-2
View File
@@ -4,7 +4,6 @@
node_modules
.pnp
.pnp.js
.pnpm-store/
# Local env files
.env*
@@ -28,7 +27,6 @@ out/
build
dist
*.tsbuildinfo
.svelte-kit/
# Debug
-9
View File
@@ -1,9 +0,0 @@
{
"servers": {
"json-render": {
"type": "stdio",
"command": "npx",
"args": ["tsx", "examples/mcp/server.ts", "--stdio"]
}
}
}
+1 -1
View File
@@ -98,7 +98,7 @@ When asked to prepare a release (e.g. "prepare v0.12.0"):
- An API reference page at `apps/web/app/(main)/docs/api/<name>/page.mdx`
- An entry in `apps/web/lib/page-titles.ts` and `apps/web/lib/docs-navigation.ts`
- An entry in the docs-chat system prompt (`apps/web/app/api/docs-chat/route.ts`)
- A skill at `skills/<name>/SKILL.md`
- A skill at `skills/json-render-<name>/SKILL.md`
- A `packages/<name>/README.md`
6. **Run `pnpm type-check`** after all changes to verify nothing is broken
+40 -183
View File
@@ -19,12 +19,6 @@ npm install @json-render/core @json-render/react-pdf
npm install @json-render/core @json-render/react-email @react-email/components @react-email/render
# or for Vue
npm install @json-render/core @json-render/vue
# or for Svelte
npm install @json-render/core @json-render/svelte
# or for SolidJS
npm install @json-render/core @json-render/solid
# or for 3D scenes
npm install @json-render/core @json-render/react-three-fiber @react-three/fiber @react-three/drei three
```
## Why json-render?
@@ -34,7 +28,7 @@ json-render is a **Generative UI** framework: AI generates interfaces from natur
- **Guardrailed** - AI can only use components in your catalog
- **Predictable** - JSON output matches your schema, every time
- **Fast** - Stream and render progressively as the model responds
- **Cross-Platform** - React, Vue, Svelte, Solid (web), React Native (mobile) from the same catalog
- **Cross-Platform** - React, Vue (web), React Native (mobile) from the same catalog
- **Batteries Included** - 36 pre-built shadcn/ui components ready to use
## Quick Start
@@ -95,7 +89,9 @@ const { registry } = defineRegistry(catalog, {
</div>
),
Button: ({ props, emit }) => (
<button onClick={() => emit("press")}>{props.label}</button>
<button onClick={() => emit("press")}>
{props.label}
</button>
),
},
});
@@ -115,27 +111,21 @@ function Dashboard({ spec }) {
## Packages
| Package | Description |
| --------------------------- | ---------------------------------------------------------------------- |
| `@json-render/core` | Schemas, catalogs, AI prompts, dynamic props, SpecStream utilities |
| `@json-render/react` | React renderer, contexts, hooks |
| `@json-render/vue` | Vue 3 renderer, composables, providers |
| `@json-render/svelte` | Svelte 5 renderer with runes-based reactivity |
| `@json-render/solid` | SolidJS renderer with fine-grained reactive contexts |
| `@json-render/shadcn` | 36 pre-built shadcn/ui components (Radix UI + Tailwind CSS) |
| `@json-render/react-three-fiber` | React Three Fiber renderer for 3D scenes (19 built-in components) |
| `@json-render/react-native` | React Native renderer with standard mobile components |
| `@json-render/remotion` | Remotion video renderer, timeline schema |
| `@json-render/react-pdf` | React PDF renderer for generating PDF documents from specs |
| `@json-render/react-email` | React Email renderer for HTML/plain-text emails from specs |
| `@json-render/image` | Image renderer for SVG/PNG output (OG images, social cards) via Satori |
| `@json-render/codegen` | Utilities for generating code from json-render UI trees |
| `@json-render/redux` | Redux / Redux Toolkit adapter for `StateStore` |
| `@json-render/zustand` | Zustand adapter for `StateStore` |
| `@json-render/jotai` | Jotai adapter for `StateStore` |
| `@json-render/xstate` | XState Store (atom) adapter for `StateStore` |
| `@json-render/mcp` | MCP Apps integration for Claude, ChatGPT, Cursor, VS Code |
| `@json-render/yaml` | YAML wire format with streaming parser, edit modes, AI SDK transform |
| Package | Description |
|---------|-------------|
| `@json-render/core` | Schemas, catalogs, AI prompts, dynamic props, SpecStream utilities |
| `@json-render/react` | React renderer, contexts, hooks |
| `@json-render/vue` | Vue 3 renderer, composables, providers |
| `@json-render/shadcn` | 36 pre-built shadcn/ui components (Radix UI + Tailwind CSS) |
| `@json-render/react-native` | React Native renderer with standard mobile components |
| `@json-render/remotion` | Remotion video renderer, timeline schema |
| `@json-render/react-pdf` | React PDF renderer for generating PDF documents from specs |
| `@json-render/react-email` | React Email renderer for HTML/plain-text emails from specs |
| `@json-render/image` | Image renderer for SVG/PNG output (OG images, social cards) via Satori |
| `@json-render/redux` | Redux / Redux Toolkit adapter for `StateStore` |
| `@json-render/zustand` | Zustand adapter for `StateStore` |
| `@json-render/jotai` | Jotai adapter for `StateStore` |
| `@json-render/xstate` | XState Store (atom) adapter for `StateStore` |
## Renderers
@@ -164,7 +154,7 @@ const spec = {
// defineRegistry creates a type-safe component registry
const { registry } = defineRegistry(catalog, { components });
<Renderer spec={spec} registry={registry} />;
<Renderer spec={spec} registry={registry} />
```
### Vue (UI)
@@ -187,43 +177,6 @@ const { registry } = defineRegistry(catalog, {
// <Renderer :spec="spec" :registry="registry" />
```
### Svelte (UI)
```typescript
import { defineRegistry, Renderer } from "@json-render/svelte";
import { schema } from "@json-render/svelte/schema";
const { registry } = defineRegistry(catalog, {
components: {
Card: ({ props, children }) => /* Svelte 5 snippet */,
Button: ({ props, emit }) => /* Svelte 5 snippet */,
},
});
// In your Svelte component:
// <Renderer spec={spec} registry={registry} />
```
### Solid (UI)
```tsx
import { defineRegistry, Renderer } from "@json-render/solid";
import { schema } from "@json-render/solid/schema";
const { registry } = defineRegistry(catalog, {
components: {
Card: (renderProps) => <div>{renderProps.children}</div>,
Button: (renderProps) => (
<button onClick={() => renderProps.emit("press")}>
{renderProps.element.props.label as string}
</button>
),
},
});
<Renderer spec={spec} registry={registry} />;
```
### shadcn/ui (Web)
```tsx
@@ -254,7 +207,7 @@ const { registry } = defineRegistry(catalog, {
},
});
<Renderer spec={spec} registry={registry} />;
<Renderer spec={spec} registry={registry} />
```
### React Native (Mobile)
@@ -275,40 +228,23 @@ const catalog = defineCatalog(schema, {
});
const { registry } = defineRegistry(catalog, { components: {} });
<Renderer spec={spec} registry={registry} />;
<Renderer spec={spec} registry={registry} />
```
### Remotion (Video)
```tsx
import { Player } from "@remotion/player";
import {
Renderer,
schema,
standardComponentDefinitions,
} from "@json-render/remotion";
import { Renderer, schema, standardComponentDefinitions } from "@json-render/remotion";
// Timeline spec format
const spec = {
composition: {
id: "video",
fps: 30,
width: 1920,
height: 1080,
durationInFrames: 300,
},
composition: { id: "video", fps: 30, width: 1920, height: 1080, durationInFrames: 300 },
tracks: [{ id: "main", name: "Main", type: "video", enabled: true }],
clips: [
{
id: "clip-1",
trackId: "main",
component: "TitleCard",
props: { title: "Hello" },
from: 0,
durationInFrames: 90,
},
{ id: "clip-1", trackId: "main", component: "TitleCard", props: { title: "Hello" }, from: 0, durationInFrames: 90 }
],
audio: { tracks: [] },
audio: { tracks: [] }
};
<Player
@@ -318,7 +254,7 @@ const spec = {
fps={spec.composition.fps}
compositionWidth={spec.composition.width}
compositionHeight={spec.composition.height}
/>;
/>
```
### React PDF (Documents)
@@ -329,11 +265,7 @@ import { renderToBuffer } from "@json-render/react-pdf";
const spec = {
root: "doc",
elements: {
doc: {
type: "Document",
props: { title: "Invoice" },
children: ["page-1"],
},
doc: { type: "Document", props: { title: "Invoice" }, children: ["page-1"] },
"page-1": {
type: "Page",
props: { size: "A4" },
@@ -347,14 +279,8 @@ const spec = {
"table-1": {
type: "Table",
props: {
columns: [
{ header: "Item", width: "60%" },
{ header: "Price", width: "40%", align: "right" },
],
rows: [
["Widget A", "$10.00"],
["Widget B", "$25.00"],
],
columns: [{ header: "Item", width: "60%" }, { header: "Price", width: "40%", align: "right" }],
rows: [["Widget A", "$10.00"], ["Widget B", "$25.00"]],
},
children: [],
},
@@ -379,11 +305,7 @@ const catalog = defineCatalog(schema, {
const spec = {
root: "html-1",
elements: {
"html-1": {
type: "Html",
props: { lang: "en", dir: "ltr" },
children: ["head-1", "body-1"],
},
"html-1": { type: "Html", props: { lang: "en", dir: "ltr" }, children: ["head-1", "body-1"] },
"head-1": { type: "Head", props: {}, children: [] },
"body-1": {
type: "Body",
@@ -392,17 +314,11 @@ const spec = {
},
"container-1": {
type: "Container",
props: {
style: { maxWidth: "600px", margin: "0 auto", padding: "20px" },
},
props: { style: { maxWidth: "600px", margin: "0 auto", padding: "20px" } },
children: ["heading-1", "text-1"],
},
"heading-1": { type: "Heading", props: { text: "Welcome" }, children: [] },
"text-1": {
type: "Text",
props: { text: "Thanks for signing up." },
children: [],
},
"text-1": { type: "Text", props: { text: "Thanks for signing up." }, children: [] },
},
};
@@ -438,47 +354,6 @@ import { renderToSvg } from "@json-render/image/render";
const svg = await renderToSvg(spec, { fonts });
```
### Three.js (3D)
```tsx
import { defineCatalog } from "@json-render/core";
import { schema, defineRegistry } from "@json-render/react";
import {
threeComponentDefinitions,
threeComponents,
ThreeCanvas,
} from "@json-render/react-three-fiber";
const catalog = defineCatalog(schema, {
components: {
Box: threeComponentDefinitions.Box,
Sphere: threeComponentDefinitions.Sphere,
AmbientLight: threeComponentDefinitions.AmbientLight,
DirectionalLight: threeComponentDefinitions.DirectionalLight,
OrbitControls: threeComponentDefinitions.OrbitControls,
},
actions: {},
});
const { registry } = defineRegistry(catalog, {
components: {
Box: threeComponents.Box,
Sphere: threeComponents.Sphere,
AmbientLight: threeComponents.AmbientLight,
DirectionalLight: threeComponents.DirectionalLight,
OrbitControls: threeComponents.OrbitControls,
},
});
<ThreeCanvas
spec={spec}
registry={registry}
shadows
camera={{ position: [5, 5, 5], fov: 50 }}
style={{ width: "100%", height: "100vh" }}
/>;
```
## Features
### Streaming (SpecStream)
@@ -528,16 +403,8 @@ Any prop value can be data-driven using expressions:
{
"type": "Icon",
"props": {
"name": {
"$cond": { "$state": "/activeTab", "eq": "home" },
"$then": "home",
"$else": "home-outline"
},
"color": {
"$cond": { "$state": "/activeTab", "eq": "home" },
"$then": "#007AFF",
"$else": "#8E8E93"
}
"name": { "$cond": { "$state": "/activeTab", "eq": "home" }, "$then": "home", "$else": "home-outline" },
"color": { "$cond": { "$state": "/activeTab", "eq": "home" }, "$then": "#007AFF", "$else": "#8E8E93" }
}
}
```
@@ -556,10 +423,7 @@ Components can trigger actions, including the built-in `setState` action:
```json
{
"type": "Pressable",
"props": {
"action": "setState",
"actionParams": { "statePath": "/activeTab", "value": "home" }
},
"props": { "action": "setState", "actionParams": { "statePath": "/activeTab", "value": "home" } },
"children": ["home-icon"]
}
```
@@ -573,15 +437,9 @@ React to state changes by triggering actions:
```json
{
"type": "Select",
"props": {
"value": { "$bindState": "/form/country" },
"options": ["US", "Canada", "UK"]
},
"props": { "value": { "$bindState": "/form/country" }, "options": ["US", "Canada", "UK"] },
"watch": {
"/form/country": {
"action": "loadCities",
"params": { "country": { "$state": "/form/country" } }
}
"/form/country": { "action": "loadCities", "params": { "country": { "$state": "/form/country" } } }
}
}
```
@@ -604,9 +462,8 @@ pnpm dev
- http://react-email-demo.json-render.localhost:1355 - React Email Example
- http://remotion-demo.json-render.localhost:1355 - Remotion Video Example
- Chat Example: run `pnpm dev` in `examples/chat`
- Svelte Example: run `pnpm dev` in `examples/svelte` or `examples/svelte-chat`
- Vue Example: run `pnpm dev` in `examples/vue`
- Vite Renderers (React + Vue + Svelte + Solid): run `pnpm dev` in `examples/vite-renderers`
- Vite Renderers (React + Vue): run `pnpm dev` in `examples/vite-renderers`
- React Native example: run `npx expo start` in `examples/react-native`
## How It Works
@@ -616,7 +473,7 @@ flowchart LR
A[User Prompt] --> B[AI + Catalog]
B --> C[JSON Spec]
C --> D[Renderer]
B -.- E([guardrailed])
C -.- F([predictable])
D -.- G([streamed])
-37
View File
@@ -1,42 +1,5 @@
# web
## 0.1.8
### Patch Changes
- Updated dependencies [a8afd8b]
- @json-render/core@0.14.0
- @json-render/yaml@0.14.0
- @json-render/codegen@0.14.0
- @json-render/react@0.14.0
## 0.1.7
### Patch Changes
- Updated dependencies [5b32de8]
- @json-render/core@0.13.0
- @json-render/codegen@0.13.0
- @json-render/react@0.13.0
## 0.1.6
### Patch Changes
- Updated dependencies [54a1ecf]
- @json-render/core@0.12.1
- @json-render/codegen@0.12.1
- @json-render/react@0.12.1
## 0.1.5
### Patch Changes
- Updated dependencies [63c339b]
- @json-render/core@0.12.0
- @json-render/codegen@0.12.0
- @json-render/react@0.12.0
## 0.1.4
### Patch Changes
+12 -12
View File
@@ -3,7 +3,7 @@ export const metadata = pageMetadata("docs/ai-sdk")
# AI SDK Integration
Use json-render with the [Vercel AI SDK](https://sdk.vercel.ai) for seamless streaming. json-render supports two modes: **Standalone** (standalone UI) and **Inline** (UI embedded in conversation). See [Generation Modes](/docs/generation-modes) for a detailed comparison.
Use json-render with the [Vercel AI SDK](https://sdk.vercel.ai) for seamless streaming. json-render supports two modes: **Generate** (standalone UI) and **Chat** (UI embedded in conversation). See [Generation Modes](/docs/generation-modes) for a detailed comparison.
## Installation
@@ -11,9 +11,9 @@ Use json-render with the [Vercel AI SDK](https://sdk.vercel.ai) for seamless str
npm install ai @ai-sdk/react
```
## Standalone Mode
## Generate Mode
In standalone mode, the AI outputs only JSONL patches. The entire response is a UI spec with no prose. This is the default mode and is ideal for playgrounds, builders, and dashboard generators.
In generate mode, the AI outputs only JSONL patches. The entire response is a UI spec with no prose. This is the default mode and is ideal for playgrounds, builders, and dashboard generators.
### API Route
@@ -73,9 +73,9 @@ function GenerativeUI() {
}
```
## Inline Mode
## Chat Mode
In inline mode, the AI responds conversationally and includes JSONL patches inline. Text-only replies are allowed when no UI is needed. This is ideal for chatbots, copilots, and educational assistants.
In chat mode, the AI responds conversationally and includes JSONL patches inline. Text-only replies are allowed when no UI is needed. This is ideal for chatbots, copilots, and educational assistants.
### API Route
@@ -96,7 +96,7 @@ export async function POST(req: Request) {
const result = streamText({
model: yourModel,
system: catalog.prompt({ mode: "inline" }),
system: catalog.prompt({ mode: "chat" }),
messages,
});
@@ -182,13 +182,13 @@ const systemPrompt = catalog.prompt({
});
```
### Inline Mode Prompt
### Chat Mode Prompt
```typescript
const inlinePrompt = catalog.prompt({ mode: "inline" });
const chatPrompt = catalog.prompt({ mode: "chat" });
```
In inline mode, the prompt instructs the AI to respond conversationally first, then include JSONL patches on their own lines when UI is needed. Text-only replies are allowed.
In chat mode, the prompt instructs the AI to respond conversationally first, then include JSONL patches on their own lines when UI is needed. Text-only replies are allowed.
## Which Mode?
@@ -197,8 +197,8 @@ In inline mode, the prompt instructs the AI to respond conversationally first, t
<thead>
<tr>
<th></th>
<th>Standalone</th>
<th>Inline</th>
<th>Generate</th>
<th>Chat</th>
</tr>
</thead>
<tbody>
@@ -215,7 +215,7 @@ In inline mode, the prompt instructs the AI to respond conversationally first, t
<tr>
<td>System prompt</td>
<td><code>catalog.prompt()</code></td>
<td><code>{"catalog.prompt({ mode: \"inline\" })"}</code></td>
<td><code>{"catalog.prompt({ mode: \"chat\" })"}</code></td>
</tr>
<tr>
<td>Stream utility</td>
+7 -97
View File
@@ -75,8 +75,7 @@ interface Catalog {
interface PromptOptions {
system?: string; // Custom system message intro
customRules?: string[]; // Additional rules to append
mode?: "standalone" | "inline" | "generate" | "chat"; // Output mode (default: "standalone")
editModes?: EditMode[]; // Edit modes to document in prompt (default: ["patch"])
mode?: "generate" | "chat"; // Output mode (default: "generate")
}
interface SpecValidationResult<T> {
@@ -371,7 +370,7 @@ Most users should use `pipeJsonRender()` instead, which wraps this transform for
### createMixedStreamParser
Parse a mixed stream of text and JSONL patches (used for Inline mode):
Parse a mixed stream of text and JSONL patches (used for Chat + GenUI mode):
```typescript
import { createMixedStreamParser } from '@json-render/core';
@@ -390,7 +389,7 @@ parser.flush();
### pipeJsonRender
Pipe an AI SDK `UIMessageStream` through the json-render transform. Lines that parse as JSONL patches are emitted as `data-spec` parts; everything else passes through as text. Used in Inline mode API routes.
Pipe an AI SDK `UIMessageStream` through the json-render transform. Lines that parse as JSONL patches are emitted as `data-spec` parts; everything else passes through as text. Used in Chat mode API routes.
```typescript
import { pipeJsonRender } from '@json-render/core';
@@ -404,7 +403,7 @@ const stream = createUIMessageStream({
return createUIMessageStreamResponse({ stream });
```
See [Generation Modes](/docs/generation-modes) for full Inline mode setup.
See [Generation Modes](/docs/generation-modes) for full Chat mode setup.
### SpecStream Types
@@ -481,10 +480,9 @@ function buildUserPrompt(options: UserPromptOptions): string
interface UserPromptOptions {
prompt: string; // The user's text prompt
currentSpec?: Spec | null; // Existing spec to refine (triggers edit mode)
currentSpec?: Spec | null; // Existing spec to refine (triggers patch-only mode)
state?: Record<string, unknown> | null; // Runtime state context to include
maxPromptLength?: number; // Max length for user text (truncates before wrapping)
editModes?: EditMode[]; // Edit modes for refinement (default: ["patch"])
}
```
@@ -494,15 +492,14 @@ interface UserPromptOptions {
const userPrompt = buildUserPrompt({ prompt: "create a todo app" });
```
### Refinement (edit modes)
### Refinement (patch-only mode)
When `currentSpec` is provided, the prompt instructs the AI to use the specified edit modes instead of recreating the entire spec. Available modes: `"patch"` (RFC 6902), `"merge"` (RFC 7396), and `"diff"` (unified diff).
When `currentSpec` is provided, the prompt instructs the AI to output only the patches needed for the change, not recreate the entire spec:
```typescript
const userPrompt = buildUserPrompt({
prompt: "add a dark mode toggle",
currentSpec: existingSpec,
editModes: ["patch", "merge"],
});
```
@@ -517,93 +514,6 @@ const userPrompt = buildUserPrompt({
});
```
## Edit Modes
Universal edit mode utilities for modifying existing specs. Used by `buildUserPrompt` internally and available for direct use.
```typescript
import {
buildEditInstructions,
buildEditUserPrompt,
isNonEmptySpec,
type EditMode,
type EditConfig,
} from '@json-render/core';
type EditMode = "patch" | "merge" | "diff";
```
### buildEditInstructions
Generate the prompt section describing available edit modes. Supports both JSON and YAML formats.
```typescript
function buildEditInstructions(config: EditConfig, format: "json" | "yaml"): string
const instructions = buildEditInstructions({ modes: ["patch", "merge"] }, "json");
```
### buildEditUserPrompt
Build a user prompt for editing an existing spec. Includes the current spec (with line numbers when diff mode is enabled) and mode-specific instructions.
```typescript
function buildEditUserPrompt(options: BuildEditUserPromptOptions): string
interface BuildEditUserPromptOptions {
prompt: string;
currentSpec?: Spec | null;
config?: EditConfig;
format: "json" | "yaml";
maxPromptLength?: number;
serializer?: (spec: Spec) => string;
}
```
### isNonEmptySpec
Check whether a value is a non-empty spec (has a root string and at least one element).
```typescript
function isNonEmptySpec(spec: unknown): spec is Spec
```
## Deep Merge and Diff
Format-agnostic utilities for merging and diffing spec objects.
### deepMergeSpec
Deep-merge with RFC 7396 semantics: `null` deletes, arrays replace, objects recurse. Neither input is mutated.
```typescript
import { deepMergeSpec } from '@json-render/core';
function deepMergeSpec(
base: Record<string, unknown>,
patch: Record<string, unknown>
): Record<string, unknown>
const merged = deepMergeSpec(currentSpec, { elements: { main: { props: { title: "New" } } } });
```
### diffToPatches
Generate RFC 6902 JSON Patch operations that transform one object into another. Arrays are compared shallowly and replaced atomically; plain objects recurse.
```typescript
import { diffToPatches } from '@json-render/core';
function diffToPatches(
oldObj: Record<string, unknown>,
newObj: Record<string, unknown>,
basePath?: string
): JsonPatch[]
const patches = diffToPatches(oldSpec, newSpec);
// [{ op: "replace", path: "/elements/main/props/title", value: "New Title" }]
```
## evaluateVisibility
Evaluates a visibility condition against the state model.
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@@ -1,104 +0,0 @@
import { pageMetadata } from "@/lib/page-metadata"
export const metadata = pageMetadata("docs/api/jotai")
# @json-render/jotai
Jotai adapter for json-render's `StateStore` interface.
## Installation
```bash
npm install @json-render/jotai @json-render/core @json-render/react jotai
```
## jotaiStateStore
Create a `StateStore` backed by a Jotai atom.
```typescript
import { jotaiStateStore } from "@json-render/jotai";
```
### Options
<table>
<thead>
<tr>
<th>Option</th>
<th>Type</th>
<th>Required</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>atom</code></td>
<td><code>{'WritableAtom<StateModel, [StateModel], void>'}</code></td>
<td>Yes</td>
<td>A writable atom holding the state model.</td>
</tr>
<tr>
<td><code>store</code></td>
<td>Jotai <code>Store</code></td>
<td>No</td>
<td>The Jotai store instance. Defaults to a new store created internally. Pass your own to share state with <code>{'<Provider>'}</code>.</td>
</tr>
</tbody>
</table>
### Example
```typescript
import { atom } from "jotai";
import { jotaiStateStore } from "@json-render/jotai";
import { StateProvider } from "@json-render/react";
const uiAtom = atom<Record<string, unknown>>({ count: 0 });
const store = jotaiStateStore({ atom: uiAtom });
```
```tsx
<StateProvider store={store}>
{/* json-render reads/writes go through Jotai */}
</StateProvider>
```
### Shared Jotai Store
If your app already uses a Jotai `<Provider>` with a custom store, pass it so both json-render and your components share the same state:
```typescript
import { atom, createStore } from "jotai";
import { Provider as JotaiProvider } from "jotai/react";
import { jotaiStateStore } from "@json-render/jotai";
import { StateProvider } from "@json-render/react";
const jStore = createStore();
const uiAtom = atom<Record<string, unknown>>({ count: 0 });
const store = jotaiStateStore({ atom: uiAtom, store: jStore });
```
```tsx
<JotaiProvider store={jStore}>
<StateProvider store={store}>
{/* Both json-render and useAtom() see the same state */}
</StateProvider>
</JotaiProvider>
```
## Re-exports
<table>
<thead>
<tr>
<th>Export</th>
<th>Source</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>StateStore</code></td>
<td><code>@json-render/core</code></td>
</tr>
</tbody>
</table>
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@@ -1,247 +0,0 @@
import { pageMetadata } from "@/lib/page-metadata"
export const metadata = pageMetadata("docs/api/mcp")
# @json-render/mcp
MCP Apps integration for json-render. Serve json-render UIs as interactive [MCP Apps](https://modelcontextprotocol.io/docs/extensions/apps) inside Claude, ChatGPT, Cursor, VS Code, and other MCP-capable clients.
## Install
```bash
npm install @json-render/mcp @json-render/core @modelcontextprotocol/sdk
```
For the iframe-side React UI, also install:
```bash
npm install @json-render/react react react-dom
```
See the [MCP example](https://github.com/vercel-labs/json-render/tree/main/examples/mcp) for a full working example.
## Overview
MCP Apps let MCP servers return interactive HTML UIs that render directly inside chat conversations. `@json-render/mcp` bridges json-render catalogs with the MCP Apps protocol:
1. Your **catalog** defines which components and actions the AI can use
2. The **MCP server** exposes the catalog as a tool with the spec schema
3. The **bundled HTML** renders json-render specs inside the host's sandboxed iframe
4. The AI generates a spec, the host renders it, and users interact with the live UI
## Server API
### createMcpApp
Create a fully-configured MCP server. This is the main entry point.
```typescript
import { createMcpApp } from "@json-render/mcp";
import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
import fs from "node:fs";
const server = createMcpApp({
name: "My Dashboard",
version: "1.0.0",
catalog: myCatalog,
html: fs.readFileSync("dist/index.html", "utf-8"),
});
await server.connect(new StdioServerTransport());
```
#### CreateMcpAppOptions
<table>
<thead>
<tr>
<th>Option</th>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>name</code></td>
<td><code>string</code></td>
<td>Server name shown in client UIs</td>
</tr>
<tr>
<td><code>version</code></td>
<td><code>string</code></td>
<td>Server version</td>
</tr>
<tr>
<td><code>catalog</code></td>
<td><code>Catalog</code></td>
<td>json-render catalog defining available components</td>
</tr>
<tr>
<td><code>html</code></td>
<td><code>string</code></td>
<td>Self-contained HTML for the iframe UI</td>
</tr>
<tr>
<td><code>tool</code></td>
<td><code>McpToolOptions</code></td>
<td>Optional tool name/title/description overrides</td>
</tr>
</tbody>
</table>
### registerJsonRenderTool
Register a json-render tool on an existing `McpServer`. Use this when you need to add json-render to a server that has other tools.
```typescript
import { registerJsonRenderTool } from "@json-render/mcp";
registerJsonRenderTool(server, {
catalog,
name: "render-ui",
title: "Render UI",
description: "Render an interactive UI",
resourceUri: "ui://render-ui/view.html",
});
```
### registerJsonRenderResource
Register the UI resource that serves the bundled HTML.
```typescript
import { registerJsonRenderResource } from "@json-render/mcp";
registerJsonRenderResource(server, {
resourceUri: "ui://render-ui/view.html",
html: bundledHtml,
});
```
## Client API (`@json-render/mcp/app`)
These exports run inside the sandboxed iframe rendered by the MCP host.
### useJsonRenderApp
React hook that connects to the MCP host, listens for tool results, and maintains the current json-render spec.
```tsx
import { useJsonRenderApp } from "@json-render/mcp/app";
import { JSONUIProvider, Renderer } from "@json-render/react";
function McpAppView({ registry }) {
const { spec, loading, connected, error } = useJsonRenderApp({
name: "my-app",
version: "1.0.0",
});
if (error) return <div>Error: {error.message}</div>;
if (!spec) return <div>Waiting...</div>;
return (
<JSONUIProvider registry={registry} initialState={spec.state ?? {}}>
<Renderer spec={spec} registry={registry} loading={loading} />
</JSONUIProvider>
);
}
```
#### UseJsonRenderAppReturn
<table>
<thead>
<tr>
<th>Field</th>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>spec</code></td>
<td><code>{'Spec | null'}</code></td>
<td>Current json-render spec</td>
</tr>
<tr>
<td><code>loading</code></td>
<td><code>boolean</code></td>
<td>Whether the spec is still being received</td>
</tr>
<tr>
<td><code>connected</code></td>
<td><code>boolean</code></td>
<td>Whether connected to the host</td>
</tr>
<tr>
<td><code>connecting</code></td>
<td><code>boolean</code></td>
<td>Whether currently connecting</td>
</tr>
<tr>
<td><code>error</code></td>
<td><code>{'Error | null'}</code></td>
<td>Connection error, if any</td>
</tr>
<tr>
<td><code>app</code></td>
<td><code>{'App | null'}</code></td>
<td>The underlying MCP App instance</td>
</tr>
<tr>
<td><code>callServerTool</code></td>
<td><code>{'(name, args?) => Promise<void>'}</code></td>
<td>Call an MCP server tool and update spec from result</td>
</tr>
</tbody>
</table>
### buildAppHtml
Generate a self-contained HTML page from bundled JavaScript and CSS.
```typescript
import { buildAppHtml } from "@json-render/mcp/app";
import fs from "node:fs";
const html = buildAppHtml({
title: "Dashboard",
js: fs.readFileSync("dist/app.js", "utf-8"),
css: fs.readFileSync("dist/app.css", "utf-8"),
});
```
## Client Configuration
### Cursor
Add to `.cursor/mcp.json`:
```json
{
"mcpServers": {
"json-render": {
"command": "npx",
"args": ["tsx", "path/to/server.ts", "--stdio"]
}
}
}
```
### Claude Desktop
Add to `~/Library/Application Support/Claude/claude_desktop_config.json`:
```json
{
"mcpServers": {
"json-render": {
"command": "npx",
"args": ["tsx", "/absolute/path/to/server.ts", "--stdio"]
}
}
}
```
## Supported Clients
MCP Apps are supported by Claude (web and desktop), ChatGPT, VS Code (GitHub Copilot), Cursor, Goose, and Postman.
@@ -1,416 +0,0 @@
import { pageMetadata } from "@/lib/page-metadata"
export const metadata = pageMetadata("docs/api/react-three-fiber")
# @json-render/react-three-fiber
React Three Fiber renderer for json-render. 19 built-in 3D components for meshes, lights, models, environments, text, cameras, and controls.
## Installation
```bash
npm install @json-render/react-three-fiber @json-render/core @json-render/react @react-three/fiber @react-three/drei three zod
```
## Entry Points
<table>
<thead>
<tr>
<th>Entry Point</th>
<th>Exports</th>
<th>Use For</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>@json-render/react-three-fiber</code></td>
<td><code>threeComponents</code>, <code>ThreeRenderer</code>, <code>ThreeCanvas</code>, schemas</td>
<td>React Three Fiber implementations and renderer</td>
</tr>
<tr>
<td><code>@json-render/react-three-fiber/catalog</code></td>
<td><code>threeComponentDefinitions</code></td>
<td>Catalog schemas (no R3F dependency, safe for server)</td>
</tr>
</tbody>
</table>
## Usage
```tsx
import {'{ defineCatalog }'} from "@json-render/core";
import {'{ schema, defineRegistry }'} from "@json-render/react";
import {'{'}
threeComponentDefinitions,
threeComponents,
ThreeCanvas,
{'}'} from "@json-render/react-three-fiber";
const catalog = defineCatalog(schema, {'{'}
components: {'{'}
Box: threeComponentDefinitions.Box,
Sphere: threeComponentDefinitions.Sphere,
AmbientLight: threeComponentDefinitions.AmbientLight,
DirectionalLight: threeComponentDefinitions.DirectionalLight,
OrbitControls: threeComponentDefinitions.OrbitControls,
{'}'},
actions: {'{}'},
{'}'});
const {'{ registry }'} = defineRegistry(catalog, {'{'}
components: {'{'}
Box: threeComponents.Box,
Sphere: threeComponents.Sphere,
AmbientLight: threeComponents.AmbientLight,
DirectionalLight: threeComponents.DirectionalLight,
OrbitControls: threeComponents.OrbitControls,
{'}'},
{'}'});
```
### ThreeCanvas (convenience)
```tsx
<ThreeCanvas
spec={'{spec}'}
registry={'{registry}'}
shadows
camera={'{'}{'{ position: [5, 5, 5], fov: 50 }'}{'}'}
style={'{'}{'{ width: "100%", height: "100vh" }'}{'}'}
/>
```
### Manual Canvas Setup
```tsx
import {'{ Canvas }'} from "@react-three/fiber";
import {'{ ThreeRenderer }'} from "@json-render/react-three-fiber";
<Canvas shadows>
<ThreeRenderer spec={'{spec}'} registry={'{registry}'} />
</Canvas>
```
## Components
### Primitives
<table>
<thead>
<tr>
<th>Component</th>
<th>Description</th>
<th>Key Props</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>Box</code></td>
<td>Box mesh (default 1x1x1)</td>
<td><code>width</code>, <code>height</code>, <code>depth</code>, <code>material</code></td>
</tr>
<tr>
<td><code>Sphere</code></td>
<td>Sphere mesh</td>
<td><code>radius</code>, <code>widthSegments</code>, <code>heightSegments</code>, <code>material</code></td>
</tr>
<tr>
<td><code>Cylinder</code></td>
<td>Cylinder mesh</td>
<td><code>radiusTop</code>, <code>radiusBottom</code>, <code>height</code>, <code>material</code></td>
</tr>
<tr>
<td><code>Cone</code></td>
<td>Cone mesh</td>
<td><code>radius</code>, <code>height</code>, <code>material</code></td>
</tr>
<tr>
<td><code>Torus</code></td>
<td>Torus (donut) mesh</td>
<td><code>radius</code>, <code>tube</code>, <code>material</code></td>
</tr>
<tr>
<td><code>Plane</code></td>
<td>Flat plane mesh</td>
<td><code>width</code>, <code>height</code>, <code>material</code></td>
</tr>
<tr>
<td><code>Capsule</code></td>
<td>Capsule mesh</td>
<td><code>radius</code>, <code>length</code>, <code>material</code></td>
</tr>
</tbody>
</table>
All primitives share: <code>position</code>, <code>rotation</code>, <code>scale</code>, <code>castShadow</code>, <code>receiveShadow</code>, <code>material</code>.
### Material Schema
<table>
<thead>
<tr>
<th>Property</th>
<th>Type</th>
<th>Default</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>color</code></td>
<td><code>string</code></td>
<td><code>"#ffffff"</code></td>
</tr>
<tr>
<td><code>metalness</code></td>
<td><code>number</code></td>
<td><code>0</code></td>
</tr>
<tr>
<td><code>roughness</code></td>
<td><code>number</code></td>
<td><code>1</code></td>
</tr>
<tr>
<td><code>emissive</code></td>
<td><code>string</code></td>
<td><code>"#000000"</code></td>
</tr>
<tr>
<td><code>emissiveIntensity</code></td>
<td><code>number</code></td>
<td><code>1</code></td>
</tr>
<tr>
<td><code>opacity</code></td>
<td><code>number</code></td>
<td><code>1</code></td>
</tr>
<tr>
<td><code>transparent</code></td>
<td><code>boolean</code></td>
<td><code>false</code></td>
</tr>
<tr>
<td><code>wireframe</code></td>
<td><code>boolean</code></td>
<td><code>false</code></td>
</tr>
</tbody>
</table>
### Lights
<table>
<thead>
<tr>
<th>Component</th>
<th>Description</th>
<th>Key Props</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>AmbientLight</code></td>
<td>Uniform illumination</td>
<td><code>color</code>, <code>intensity</code></td>
</tr>
<tr>
<td><code>DirectionalLight</code></td>
<td>Sunlight-style</td>
<td><code>position</code>, <code>color</code>, <code>intensity</code>, <code>castShadow</code></td>
</tr>
<tr>
<td><code>PointLight</code></td>
<td>Radiates from a point</td>
<td><code>position</code>, <code>color</code>, <code>intensity</code>, <code>distance</code>, <code>decay</code></td>
</tr>
<tr>
<td><code>SpotLight</code></td>
<td>Cone of light</td>
<td><code>position</code>, <code>color</code>, <code>intensity</code>, <code>angle</code>, <code>penumbra</code></td>
</tr>
</tbody>
</table>
### Other Components
<table>
<thead>
<tr>
<th>Component</th>
<th>Description</th>
<th>Key Props</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>Group</code></td>
<td>Container for children</td>
<td><code>position</code>, <code>rotation</code>, <code>scale</code></td>
</tr>
<tr>
<td><code>Model</code></td>
<td>GLTF/GLB model loader</td>
<td><code>url</code>, <code>position</code>, <code>rotation</code>, <code>scale</code></td>
</tr>
<tr>
<td><code>Environment</code></td>
<td>HDRI environment map</td>
<td><code>preset</code>, <code>background</code>, <code>blur</code>, <code>intensity</code></td>
</tr>
<tr>
<td><code>Fog</code></td>
<td>Linear fog effect</td>
<td><code>color</code>, <code>near</code>, <code>far</code></td>
</tr>
<tr>
<td><code>GridHelper</code></td>
<td>Reference grid</td>
<td><code>size</code>, <code>divisions</code>, <code>color</code></td>
</tr>
<tr>
<td><code>Text3D</code></td>
<td>3D text (SDF)</td>
<td><code>text</code>, <code>fontSize</code>, <code>color</code>, <code>anchorX</code>, <code>anchorY</code></td>
</tr>
<tr>
<td><code>PerspectiveCamera</code></td>
<td>Camera</td>
<td><code>position</code>, <code>fov</code>, <code>near</code>, <code>far</code>, <code>makeDefault</code></td>
</tr>
<tr>
<td><code>OrbitControls</code></td>
<td>Camera controls</td>
<td><code>enableDamping</code>, <code>enableZoom</code>, <code>autoRotate</code></td>
</tr>
</tbody>
</table>
## Shared Schemas
Reusable Zod schemas for custom 3D components:
```tsx
import {'{ vector3Schema, materialSchema, transformProps, shadowProps }'} from "@json-render/react-three-fiber";
```
<table>
<thead>
<tr>
<th>Export</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>vector3Schema</code></td>
<td><code>z.tuple([z.number(), z.number(), z.number()])</code></td>
</tr>
<tr>
<td><code>materialSchema</code></td>
<td>Standard material props (color, metalness, roughness, etc.)</td>
</tr>
<tr>
<td><code>transformProps</code></td>
<td><code>{'{ position, rotation, scale }'}</code> schema fields</td>
</tr>
<tr>
<td><code>shadowProps</code></td>
<td><code>{'{ castShadow, receiveShadow }'}</code> schema fields</td>
</tr>
</tbody>
</table>
## ThreeRenderer
<table>
<thead>
<tr>
<th>Prop</th>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>spec</code></td>
<td><code>Spec | null</code></td>
<td>The spec to render as a 3D scene</td>
</tr>
<tr>
<td><code>registry</code></td>
<td><code>ComponentRegistry</code></td>
<td>Component registry from <code>defineRegistry</code></td>
</tr>
<tr>
<td><code>store</code></td>
<td><code>StateStore</code></td>
<td>External state store (controlled mode)</td>
</tr>
<tr>
<td><code>initialState</code></td>
<td><code>Record&lt;string, unknown&gt;</code></td>
<td>Initial state (uncontrolled mode)</td>
</tr>
<tr>
<td><code>handlers</code></td>
<td><code>Record&lt;string, Function&gt;</code></td>
<td>Action handlers</td>
</tr>
<tr>
<td><code>loading</code></td>
<td><code>boolean</code></td>
<td>Whether the spec is streaming</td>
</tr>
<tr>
<td><code>children</code></td>
<td><code>ReactNode</code></td>
<td>Additional R3F elements alongside the spec</td>
</tr>
</tbody>
</table>
## ThreeCanvas
Extends <code>ThreeRendererProps</code> with Canvas options:
<table>
<thead>
<tr>
<th>Prop</th>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>shadows</code></td>
<td><code>boolean</code></td>
<td>Enable shadow maps</td>
</tr>
<tr>
<td><code>camera</code></td>
<td><code>object</code></td>
<td>Default camera config (position, fov, etc.)</td>
</tr>
<tr>
<td><code>className</code></td>
<td><code>string</code></td>
<td>CSS class for the canvas container</td>
</tr>
<tr>
<td><code>style</code></td>
<td><code>CSSProperties</code></td>
<td>Inline styles for the canvas container</td>
</tr>
</tbody>
</table>
## Type Helpers
```tsx
import type {'{ ThreeProps }'} from "@json-render/react-three-fiber";
type BoxProps = ThreeProps<"Box">;
type SphereProps = ThreeProps<"Sphere">;
```
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import { pageMetadata } from "@/lib/page-metadata"
export const metadata = pageMetadata("docs/api/redux")
# @json-render/redux
Redux / Redux Toolkit adapter for json-render's `StateStore` interface.
## Installation
```bash
npm install @json-render/redux @json-render/core @json-render/react redux
# or with Redux Toolkit (recommended):
npm install @json-render/redux @json-render/core @json-render/react @reduxjs/toolkit
```
## reduxStateStore
Create a `StateStore` backed by a Redux store.
```typescript
import { reduxStateStore } from "@json-render/redux";
```
### Options
<table>
<thead>
<tr>
<th>Option</th>
<th>Type</th>
<th>Required</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>store</code></td>
<td><code>Store</code></td>
<td>Yes</td>
<td>The Redux store instance.</td>
</tr>
<tr>
<td><code>selector</code></td>
<td><code>{'(state: S) => StateModel'}</code></td>
<td>No</td>
<td>Select the json-render slice from the Redux state tree. Defaults to <code>{'(state) => state'}</code>.</td>
</tr>
<tr>
<td><code>dispatch</code></td>
<td><code>{'(nextState: StateModel, store: Store) => void'}</code></td>
<td>Yes</td>
<td>Dispatch an action that replaces the selected slice with the next state.</td>
</tr>
</tbody>
</table>
### Example
```typescript
import { configureStore, createSlice } from "@reduxjs/toolkit";
import { reduxStateStore } from "@json-render/redux";
import { StateProvider } from "@json-render/react";
const uiSlice = createSlice({
name: "ui",
initialState: { count: 0 } as Record<string, unknown>,
reducers: {
replaceUiState: (_state, action) => action.payload,
},
});
const reduxStore = configureStore({
reducer: { ui: uiSlice.reducer },
});
const store = reduxStateStore({
store: reduxStore,
selector: (state) => state.ui,
dispatch: (next, s) => s.dispatch(uiSlice.actions.replaceUiState(next)),
});
```
```tsx
<StateProvider store={store}>
{/* json-render reads/writes go through Redux */}
</StateProvider>
```
## Re-exports
<table>
<thead>
<tr>
<th>Export</th>
<th>Source</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>StateStore</code></td>
<td><code>@json-render/core</code></td>
</tr>
</tbody>
</table>
-201
View File
@@ -1,201 +0,0 @@
import { pageMetadata } from "@/lib/page-metadata";
export const metadata = pageMetadata("docs/api/solid");
# @json-render/solid
SolidJS components, providers, and hooks for rendering json-render specs.
## Installation
<PackageInstall packages="@json-render/core @json-render/solid" />
Peer dependencies: `solid-js ^1.9.0` and `zod ^4.0.0`.
<PackageInstall packages="solid-js zod" />
## Providers
### StateProvider
```tsx
<StateProvider
initialState={{}}
onStateChange={(changes) => console.log(changes)}
>
{/* children */}
</StateProvider>
```
<table>
<thead>
<tr>
<th>Prop</th>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td>
<code>store</code>
</td>
<td>
<code>StateStore</code>
</td>
<td>
External store (controlled mode). When provided,{" "}
<code>initialState</code> and <code>onStateChange</code> are ignored.
</td>
</tr>
<tr>
<td>
<code>initialState</code>
</td>
<td>
<code>Record&lt;string, unknown&gt;</code>
</td>
<td>Initial state model for uncontrolled mode.</td>
</tr>
<tr>
<td>
<code>onStateChange</code>
</td>
<td>
<code>
{"(changes: Array<{ path: string; value: unknown }>) => void"}
</code>
</td>
<td>Called for uncontrolled state updates.</td>
</tr>
</tbody>
</table>
### ActionProvider
```tsx
<ActionProvider
handlers={{ submit: async (params) => {} }}
navigate={(path) => {}}
>
{/* children */}
</ActionProvider>
```
### VisibilityProvider
```tsx
<VisibilityProvider>{/* children */}</VisibilityProvider>
```
### ValidationProvider
```tsx
<ValidationProvider customFunctions={{ custom: (value) => Boolean(value) }}>
{/* children */}
</ValidationProvider>
```
### JSONUIProvider
Combined provider wrapper for state, visibility, validation, and actions.
```tsx
<JSONUIProvider
registry={registry}
initialState={{}}
handlers={handlers}
validationFunctions={validationFunctions}
>
<Renderer spec={spec} registry={registry} />
</JSONUIProvider>
```
## defineRegistry
Create a typed component registry and action helpers from a catalog.
```tsx
const { registry, handlers, executeAction } = defineRegistry(catalog, {
components: {
Card: (renderProps) => <div>{renderProps.children}</div>,
Button: (renderProps) => (
<button onClick={() => renderProps.emit("press")}>
{renderProps.element.props.label as string}
</button>
),
},
actions: {
submit: async (params, setState, state) => {
// custom action logic
},
},
});
```
## Components
### Renderer
```tsx
<Renderer spec={spec} registry={registry} loading={false} />
```
Renders a `Spec` tree using your registry.
### createRenderer
Build an app-level renderer from catalog + components:
```tsx
const AppRenderer = createRenderer(catalog, {
Card: (renderProps) => <div>{renderProps.children}</div>,
});
<AppRenderer spec={spec} state={{}} onAction={(name, params) => {}} />;
```
## Hooks
- `useStateStore()`
- `useStateValue(path)` - returns an accessor
- `useStateBinding(path)` - returns `[Accessor<T | undefined>, setValue]`
- `useVisibility()` / `useIsVisible(condition)`
- `useActions()` / `useAction(binding)`
- `useValidation()` / `useOptionalValidation()`
- `useFieldValidation(path, config)` - returns accessor-backed `state`, `errors`, and `isValid`
- `useBoundProp(value, bindingPath)`
- `useUIStream(options)`
- `useChatUI(options)`
## Built-in Actions
`ActionProvider` handles these built-in actions:
- `setState`
- `pushState`
- `removeState`
- `validateForm`
## Component Props
Registry components receive:
```ts
interface ComponentRenderProps<P = Record<string, unknown>> {
element: UIElement<string, P>;
children?: JSX.Element;
emit: (event: string) => void;
on: (event: string) => EventHandle;
bindings?: Record<string, string>;
loading?: boolean;
}
```
Use `emit("event")` to dispatch event bindings. Use `on("event")` to access `EventHandle` metadata (`bound`, `shouldPreventDefault`, `emit`).
## Reactivity Notes
- Keep changing reads in JSX expressions, `createMemo`, or `createEffect`.
- Avoid props destructuring in component signatures when you need live updates.
- `StateProvider` and other contexts expose getter-backed values so consumers read live signals.
- `useStateValue`, `useStateBinding`, and `useFieldValidation` expose reactive accessors; call them as functions.
@@ -1,126 +0,0 @@
import { pageMetadata } from "@/lib/page-metadata"
export const metadata = pageMetadata("docs/api/svelte")
# @json-render/svelte
Svelte 5 components, providers, and helpers for rendering json-render specs.
## Installation
<PackageInstall packages="@json-render/core @json-render/svelte" />
Peer dependencies: `svelte ^5.0.0` and `zod ^4.0.0`.
<PackageInstall packages="svelte zod" />
## Components
### Renderer
```svelte
<Renderer
spec={spec} // Spec | null
registry={registry}
loading={false}
/>
```
Renders a spec with your component registry. If `spec` is `null`, it renders nothing.
### JsonUIProvider
Convenience wrapper around `StateProvider`, `VisibilityProvider`, `ValidationProvider`, and `ActionProvider`.
```svelte
<JsonUIProvider
initialState={{}}
handlers={handlers}
validationFunctions={validationFunctions}
>
<Renderer {spec} {registry} />
</JsonUIProvider>
```
## defineRegistry
Create a typed component registry and action handlers from a catalog.
```typescript
import { defineRegistry } from "@json-render/svelte";
const { registry, handlers, executeAction } = defineRegistry(catalog, {
components: {
Card,
Button,
},
actions: {
submit: async (params, setState, state) => {
// custom action logic
},
},
});
```
`handlers` is designed for `JsonUIProvider`/`ActionProvider`. `executeAction` is an imperative helper.
## Component Props
Registry components receive `BaseComponentProps<TProps>`:
```typescript
interface BaseComponentProps<TProps> {
props: TProps;
children?: Snippet;
emit: (event: string) => void;
bindings?: Record<string, string>;
loading?: boolean;
}
```
Use `emit("eventName")` to trigger handlers declared in the spec `on` bindings.
## Context Helpers
Use these helpers inside Svelte components:
- `getStateValue(path)` - read/write state via `.current`
- `getBoundProp(() => value, () => bindingPath)` - write back resolved `$bindState` / `$bindItem` values
- `isVisible(condition)` - evaluate visibility via `.current`
- `getAction(name)` - read a registered action handler via `.current`
- `getFieldValidation(ctx, path, config)` - get field validation state + actions
For advanced usage, access full contexts:
- `getStateContext()`
- `getActionContext()`
- `getVisibilityContext()`
- `getValidationContext()`
- `getOptionalValidationContext()`
## Streaming
### createUIStream
```typescript
const stream = createUIStream({
api: "/api/generate-ui",
onComplete: (spec) => console.log(spec),
});
await stream.send("Create a login form");
console.log(stream.spec);
console.log(stream.isStreaming);
```
### createChatUI
```typescript
const chat = createChatUI({ api: "/api/chat-ui" });
await chat.send("Build a settings panel");
console.log(chat.messages, chat.isStreaming);
```
## Schema Export
Use `schema` from `@json-render/svelte` when defining catalogs for Svelte specs.
@@ -1,77 +0,0 @@
import { pageMetadata } from "@/lib/page-metadata"
export const metadata = pageMetadata("docs/api/xstate")
# @json-render/xstate
[XState Store](https://stately.ai/docs/xstate-store) adapter for json-render's `StateStore` interface.
Requires `@xstate/store` v3+.
## Installation
```bash
npm install @json-render/xstate @json-render/core @json-render/react @xstate/store
```
## xstateStoreStateStore
Create a `StateStore` backed by an `@xstate/store` atom.
```typescript
import { xstateStoreStateStore } from "@json-render/xstate";
```
### Options
<table>
<thead>
<tr>
<th>Option</th>
<th>Type</th>
<th>Required</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>atom</code></td>
<td><code>{'Atom<StateModel>'}</code></td>
<td>Yes</td>
<td>An <code>@xstate/store</code> atom (from <code>createAtom</code>) holding the json-render state model.</td>
</tr>
</tbody>
</table>
### Example
```typescript
import { createAtom } from "@xstate/store";
import { xstateStoreStateStore } from "@json-render/xstate";
import { StateProvider } from "@json-render/react";
const uiAtom = createAtom({ count: 0 });
const store = xstateStoreStateStore({ atom: uiAtom });
```
```tsx
<StateProvider store={store}>
{/* json-render reads/writes go through @xstate/store */}
</StateProvider>
```
## Re-exports
<table>
<thead>
<tr>
<th>Export</th>
<th>Source</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>StateStore</code></td>
<td><code>@json-render/core</code></td>
</tr>
</tbody>
</table>
-232
View File
@@ -1,232 +0,0 @@
import { pageMetadata } from "@/lib/page-metadata"
export const metadata = pageMetadata("docs/api/yaml")
# @json-render/yaml
YAML wire format for json-render. Progressive rendering and surgical edits via streaming YAML.
## Prompt Generation
### yamlPrompt
Generate a YAML-format system prompt from any json-render catalog. Works with catalogs from any renderer.
```typescript
function yamlPrompt(
catalog: Catalog,
options?: YamlPromptOptions
): string
```
```typescript
import { yamlPrompt } from "@json-render/yaml";
const systemPrompt = yamlPrompt(catalog, {
mode: "standalone",
customRules: ["Always use dark theme"],
editModes: ["merge"],
});
```
### YamlPromptOptions
<table>
<thead>
<tr>
<th>Option</th>
<th>Type</th>
<th>Default</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>system</code></td>
<td><code>string</code></td>
<td><code>{'\"You are a UI generator that outputs YAML.\"'}</code></td>
<td>Custom system message intro</td>
</tr>
<tr>
<td><code>mode</code></td>
<td><code>{'\"standalone\" | \"inline\"'}</code></td>
<td><code>{'\"standalone\"'}</code></td>
<td>Standalone outputs only YAML; inline allows conversational responses with embedded YAML fences</td>
</tr>
<tr>
<td><code>customRules</code></td>
<td><code>{'string[]'}</code></td>
<td><code>{'[]'}</code></td>
<td>Additional rules appended to the prompt</td>
</tr>
<tr>
<td><code>editModes</code></td>
<td><code>{'EditMode[]'}</code></td>
<td><code>{'[\"merge\"]'}</code></td>
<td>Edit modes to document in the prompt (patch, merge, diff)</td>
</tr>
</tbody>
</table>
## AI SDK Transform
### createYamlTransform
Creates a `TransformStream` that intercepts AI SDK stream chunks and converts YAML spec/edit blocks into json-render patch data parts.
```typescript
function createYamlTransform(
options?: YamlTransformOptions
): TransformStream<StreamChunk, StreamChunk>
```
Recognized fence types:
- <code>{'```yaml-spec'}</code> -- Full YAML spec, parsed progressively
- <code>{'```yaml-edit'}</code> -- Partial YAML, deep-merged with current spec
- <code>{'```yaml-patch'}</code> -- RFC 6902 JSON Patch lines
- <code>{'```diff'}</code> -- Unified diff against serialized spec
### pipeYamlRender
Convenience wrapper that pipes an AI SDK stream through the YAML transform. Drop-in replacement for `pipeJsonRender` from `@json-render/core`.
```typescript
function pipeYamlRender<T>(
stream: ReadableStream<T>,
options?: YamlTransformOptions
): ReadableStream<T>
```
```typescript
import { pipeYamlRender } from "@json-render/yaml";
import { createUIMessageStream, createUIMessageStreamResponse } from "ai";
const stream = createUIMessageStream({
execute: async ({ writer }) => {
writer.merge(pipeYamlRender(result.toUIMessageStream()));
},
});
return createUIMessageStreamResponse({ stream });
```
## Streaming Parser
### createYamlStreamCompiler
Create a streaming YAML compiler that incrementally parses YAML text and emits JSON Patch operations by diffing each successful parse against the previous snapshot.
```typescript
function createYamlStreamCompiler<T>(
initial?: Partial<T>
): YamlStreamCompiler<T>
```
```typescript
import { createYamlStreamCompiler } from "@json-render/yaml";
const compiler = createYamlStreamCompiler<Spec>();
compiler.push("root: main\n");
compiler.push("elements:\n main:\n type: Card\n");
const { result, newPatches } = compiler.flush();
```
### YamlStreamCompiler
<table>
<thead>
<tr>
<th>Method</th>
<th>Returns</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>push(chunk)</code></td>
<td><code>{'{ result: T; newPatches: JsonPatch[] }'}</code></td>
<td>Push a chunk of text, returns current result and new patches</td>
</tr>
<tr>
<td><code>flush()</code></td>
<td><code>{'{ result: T; newPatches: JsonPatch[] }'}</code></td>
<td>Flush remaining buffer, return final result</td>
</tr>
<tr>
<td><code>getResult()</code></td>
<td><code>T</code></td>
<td>Get the current compiled result</td>
</tr>
<tr>
<td><code>getPatches()</code></td>
<td><code>{'JsonPatch[]'}</code></td>
<td>Get all patches applied so far</td>
</tr>
<tr>
<td><code>reset(initial?)</code></td>
<td><code>void</code></td>
<td>Reset to initial state</td>
</tr>
</tbody>
</table>
## Fence Constants
Exported string constants for fence detection in custom parsers:
<table>
<thead>
<tr>
<th>Constant</th>
<th>Value</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>YAML_SPEC_FENCE</code></td>
<td><code>{'\"```yaml-spec\"'}</code></td>
</tr>
<tr>
<td><code>YAML_EDIT_FENCE</code></td>
<td><code>{'\"```yaml-edit\"'}</code></td>
</tr>
<tr>
<td><code>YAML_PATCH_FENCE</code></td>
<td><code>{'\"```yaml-patch\"'}</code></td>
</tr>
<tr>
<td><code>DIFF_FENCE</code></td>
<td><code>{'\"```diff\"'}</code></td>
</tr>
<tr>
<td><code>FENCE_CLOSE</code></td>
<td><code>{'\"```\"'}</code></td>
</tr>
</tbody>
</table>
## Re-exports from @json-render/core
### diffToPatches
Generate RFC 6902 JSON Patch operations that transform one object into another.
```typescript
function diffToPatches(
oldObj: Record<string, unknown>,
newObj: Record<string, unknown>,
basePath?: string
): JsonPatch[]
```
### deepMergeSpec
Deep-merge with RFC 7396 semantics: `null` deletes, arrays replace, objects recurse.
```typescript
function deepMergeSpec(
base: Record<string, unknown>,
patch: Record<string, unknown>
): Record<string, unknown>
```
@@ -1,108 +0,0 @@
import { pageMetadata } from "@/lib/page-metadata"
export const metadata = pageMetadata("docs/api/zustand")
# @json-render/zustand
Zustand adapter for json-render's `StateStore` interface.
Requires Zustand v5+. Zustand v4 is not supported due to breaking API changes in the vanilla store interface.
## Installation
```bash
npm install @json-render/zustand @json-render/core @json-render/react zustand
```
## zustandStateStore
Create a `StateStore` backed by a Zustand vanilla store.
```typescript
import { zustandStateStore } from "@json-render/zustand";
```
### Options
<table>
<thead>
<tr>
<th>Option</th>
<th>Type</th>
<th>Required</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>store</code></td>
<td><code>{'StoreApi<S>'}</code></td>
<td>Yes</td>
<td>A Zustand vanilla store (from <code>createStore</code> in <code>zustand/vanilla</code>).</td>
</tr>
<tr>
<td><code>selector</code></td>
<td><code>{'(state: S) => StateModel'}</code></td>
<td>No</td>
<td>Select the json-render slice from the store state. Defaults to the entire state.</td>
</tr>
<tr>
<td><code>updater</code></td>
<td><code>{'(nextState: StateModel, store: StoreApi<S>) => void'}</code></td>
<td>No</td>
<td>Apply a state change back to the store. Defaults to a shallow merge.</td>
</tr>
</tbody>
</table>
### Example
```typescript
import { createStore } from "zustand/vanilla";
import { zustandStateStore } from "@json-render/zustand";
import { StateProvider } from "@json-render/react";
const bearStore = createStore(() => ({
count: 0,
name: "Bear",
}));
const store = zustandStateStore({ store: bearStore });
```
```tsx
<StateProvider store={store}>
{/* json-render reads/writes go through Zustand */}
</StateProvider>
```
### Nested Slice
```typescript
const appStore = createStore(() => ({
ui: { count: 0 },
auth: { token: null },
}));
const store = zustandStateStore({
store: appStore,
selector: (s) => s.ui,
updater: (next, s) => s.setState({ ui: next }),
});
```
## Re-exports
<table>
<thead>
<tr>
<th>Export</th>
<th>Source</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>StateStore</code></td>
<td><code>@json-render/core</code></td>
</tr>
</tbody>
</table>
@@ -341,8 +341,6 @@ February 2026
### New: Chat Mode (Inline GenUI)
> **Note:** These modes were renamed in v0.12.1 — "Generate" is now "Standalone" and "Chat" is now "Inline". The old names are accepted as deprecated aliases.
json-render now supports two generation modes: **Generate** (JSONL-only, the default) and **Chat** (text + JSONL inline). Chat mode lets the AI respond conversationally with embedded UI specs, ideal for chatbots and copilot experiences.
```typescript
@@ -3,15 +3,15 @@ export const metadata = pageMetadata("docs/generation-modes")
# Generation Modes
json-render supports two modes for AI-generated UI: **Standalone mode** for standalone UI and **Inline mode** for inline UI within a conversation.
json-render supports two modes for AI-generated UI: **Generate mode** for standalone UI and **Chat mode** for inline UI within a conversation.
The mode controls how the AI formats its output and how your app processes the stream. The underlying JSONL patch format is the same in both modes.
<GenerationModesDiagram />
## Standalone Mode
## Generate Mode (Standalone)
In standalone mode, the AI outputs **only JSONL patches** — no prose, no markdown. The entire response is a UI spec.
In generate mode, the AI outputs **only JSONL patches** — no prose, no markdown. The entire response is a UI spec.
This is the default mode and is ideal for:
@@ -25,7 +25,7 @@ This is the default mode and is ideal for:
```typescript
import { streamText } from "ai";
// Standalone mode is the default (no mode option needed)
// Generate mode is the default (no mode option needed)
const systemPrompt = catalog.prompt({
customRules: [
"Use Card as root for forms and small UIs.",
@@ -74,9 +74,9 @@ The AI outputs only JSONL — one patch per line, no surrounding text:
{"op":"add","path":"/elements/submit","value":{"type":"Button","props":{"label":"Sign In"}}}
```
## Inline Mode
## Chat Mode (Inline)
In inline mode, the AI responds **conversationally first**, then outputs JSONL patches on their own lines. Text-only replies are allowed when no UI is needed (e.g. greetings, clarifying questions).
In chat mode, the AI responds **conversationally first**, then outputs JSONL patches on their own lines. Text-only replies are allowed when no UI is needed (e.g. greetings, clarifying questions).
This is ideal for:
@@ -92,8 +92,8 @@ import { streamText } from "ai";
import { pipeJsonRender } from "@json-render/core";
import { createUIMessageStream, createUIMessageStreamResponse } from "ai";
// Enable inline mode
const systemPrompt = catalog.prompt({ mode: "inline" });
// Enable chat mode
const systemPrompt = catalog.prompt({ mode: "chat" });
const result = streamText({
model: yourModel,
@@ -180,8 +180,8 @@ If the user asks a simple question ("what does BTC stand for?"), the AI replies
<thead>
<tr>
<th />
<th>Standalone</th>
<th>Inline</th>
<th>Generate</th>
<th>Chat</th>
</tr>
</thead>
<tbody>
@@ -198,7 +198,7 @@ If the user asks a simple question ("what does BTC stand for?"), the AI replies
<tr>
<td>System prompt</td>
<td><code>{"catalog.prompt()"}</code></td>
<td><code>{'catalog.prompt({ mode: "inline" })'}</code></td>
<td><code>{'catalog.prompt({ mode: "chat" })'}</code></td>
</tr>
<tr>
<td>Stream utility</td>
@@ -21,14 +21,6 @@ Peer dependencies: `vue ^3.5.0` and `zod ^4.0.0`.
<PackageInstall packages="vue zod" />
## For Svelte
<PackageInstall packages="@json-render/core @json-render/svelte" />
Peer dependencies: `svelte ^5.0.0` and `zod ^4.0.0`.
<PackageInstall packages="svelte zod" />
## For React UI with shadcn/ui
Pre-built components for fast prototyping and production use:
+1 -7
View File
@@ -1,7 +1,6 @@
import { DocsMobileNav } from "@/components/docs-mobile-nav";
import { DocsSidebar } from "@/components/docs-sidebar";
import { CopyPageButton } from "@/components/copy-page-button";
import { TableOfContents } from "@/components/table-of-contents";
export default function DocsLayout({
children,
@@ -11,7 +10,7 @@ export default function DocsLayout({
return (
<>
<DocsMobileNav />
<div className="max-w-7xl mx-auto px-6 py-8 lg:py-12 flex gap-12">
<div className="max-w-5xl mx-auto px-6 py-8 lg:py-12 flex gap-16">
{/* Sidebar */}
<aside className="w-48 shrink-0 hidden lg:block sticky top-28 h-[calc(100vh-7rem)] overflow-y-auto">
<DocsSidebar />
@@ -24,11 +23,6 @@ export default function DocsLayout({
</div>
<article>{children}</article>
</div>
{/* On this page */}
<aside className="w-44 shrink-0 hidden xl:block sticky top-28 h-[calc(100vh-7rem)] overflow-y-auto">
<TableOfContents />
</aside>
</div>
</>
);
+1 -26
View File
@@ -309,35 +309,10 @@ const catalog = defineCatalog(schema, {
const prompt = catalog.prompt();
// Inline mode prompt (formerly "chat")
const inlinePrompt = catalog.prompt({ mode: "inline" });
```
## Generation Modes
The generation mode values passed to `catalog.prompt()` have been renamed for clarity:
- `"generate"` is now `"standalone"`
- `"chat"` is now `"inline"`
The old names are accepted as deprecated aliases, so existing code will continue to work. Update when convenient.
**Before:**
```typescript
const prompt = catalog.prompt({ mode: "generate" });
// Chat mode prompt
const chatPrompt = catalog.prompt({ mode: "chat" });
```
**After:**
```typescript
const prompt = catalog.prompt({ mode: "standalone" });
const inlinePrompt = catalog.prompt({ mode: "inline" });
```
The default mode (when no `mode` option is provided) is `"standalone"`, which behaves identically to the previous `"generate"` default.
## Validation
`ValidationCheck` now uses `type` instead of `fn`, `ValidationProvider` uses `customFunctions` instead of `functions`, and `useFieldValidation` takes a config object instead of a checks array.
+1 -1
View File
@@ -91,7 +91,7 @@ The result is a native UI built from your own components — not an iframe, not
- **[Streaming](/docs/streaming)** — Render progressively as the AI responds. Each JSONL patch adds to the spec and the UI updates in real time.
- **[Data Binding](/docs/data-binding)** — Bind props to runtime data with `$state` paths, repeat elements over arrays, and wire two-way input bindings.
- **[Visibility](/docs/visibility)** — Show or hide elements based on state conditions. The AI can generate conditional UIs without writing logic.
- **[Generation Modes](/docs/generation-modes)** — Standalone mode for full-page generated UI or inline mode for UI embedded in a conversation.
- **[Generation Modes](/docs/generation-modes)** — Generate standalone UI (playground/builder) or inline UI within a chat conversation.
## Next
+14 -85
View File
@@ -1,5 +1,5 @@
import { pageMetadata } from "@/lib/page-metadata";
export const metadata = pageMetadata("docs/renderers");
import { pageMetadata } from "@/lib/page-metadata"
export const metadata = pageMetadata("docs/renderers")
# Renderers
@@ -22,65 +22,37 @@ All renderers share the same workflow:
<tbody>
<tr>
<td>React</td>
<td>
<code>@json-render/react</code>
</td>
<td><code>@json-render/react</code></td>
<td>React component tree</td>
</tr>
<tr>
<td>Vue</td>
<td>
<code>@json-render/vue</code>
</td>
<td><code>@json-render/vue</code></td>
<td>Vue 3 component tree</td>
</tr>
<tr>
<td>Svelte</td>
<td>
<code>@json-render/svelte</code>
</td>
<td>Svelte 5 component tree</td>
</tr>
<tr>
<td>Solid</td>
<td>
<code>@json-render/solid</code>
</td>
<td>SolidJS component tree</td>
</tr>
<tr>
<td>shadcn/ui</td>
<td>
<code>@json-render/shadcn</code>
</td>
<td><code>@json-render/shadcn</code></td>
<td>Pre-built Radix UI + Tailwind components (uses React renderer)</td>
</tr>
<tr>
<td>React Native</td>
<td>
<code>@json-render/react-native</code>
</td>
<td><code>@json-render/react-native</code></td>
<td>Native mobile views</td>
</tr>
<tr>
<td>Image</td>
<td>
<code>@json-render/image</code>
</td>
<td><code>@json-render/image</code></td>
<td>SVG / PNG (via Satori)</td>
</tr>
<tr>
<td>React PDF</td>
<td>
<code>@json-render/react-pdf</code>
</td>
<td><code>@json-render/react-pdf</code></td>
<td>PDF documents</td>
</tr>
<tr>
<td>Remotion</td>
<td>
<code>@json-render/remotion</code>
</td>
<td><code>@json-render/remotion</code></td>
<td>Video compositions</td>
</tr>
</tbody>
@@ -95,7 +67,7 @@ import { defineRegistry, Renderer } from "@json-render/react";
import { schema } from "@json-render/react/schema";
const { registry } = defineRegistry(catalog, { components });
<Renderer spec={spec} registry={registry} />;
<Renderer spec={spec} registry={registry} />
```
Use `StateProvider`, `VisibilityProvider`, and `ActionProvider` for full interactivity. See the [@json-render/react API reference](/docs/api/react) for details.
@@ -118,42 +90,6 @@ const { registry } = defineRegistry(catalog, {
Uses composables (`useStateStore`, `useStateBinding`, `useActions`, etc.) instead of React hooks. See the [@json-render/vue API reference](/docs/api/vue) for details.
## Svelte
Svelte 5 renderer with runes-compatible context helpers, visibility conditions, actions, and streaming support.
```typescript
import { defineRegistry, Renderer } from "@json-render/svelte";
import { schema } from "@json-render/svelte/schema";
const { registry } = defineRegistry(catalog, {
components: {
Card: ({ props, children }) => /* Svelte snippet */,
},
});
```
See the [@json-render/svelte API reference](/docs/api/svelte) for details.
## Solid
SolidJS renderer with fine-grained reactivity, state bindings, validation, visibility, and event-driven actions.
```tsx
import { defineRegistry, Renderer } from "@json-render/solid";
import { schema } from "@json-render/solid/schema";
const { registry } = defineRegistry(catalog, {
components: {
Card: (renderProps) => <div>{renderProps.children}</div>,
},
});
<Renderer spec={spec} registry={registry} />;
```
See the [@json-render/solid API reference](/docs/api/solid) for details.
## shadcn/ui
36 pre-built components using Radix UI and Tailwind CSS. Built on top of `@json-render/react` -- no custom renderer needed.
@@ -189,10 +125,7 @@ Render specs as native mobile views. Includes 25+ standard components and standa
```tsx
import { defineCatalog } from "@json-render/core";
import { schema } from "@json-render/react-native/schema";
import {
standardComponentDefinitions,
standardActionDefinitions,
} from "@json-render/react-native/catalog";
import { standardComponentDefinitions, standardActionDefinitions } from "@json-render/react-native/catalog";
import { defineRegistry, Renderer } from "@json-render/react-native";
const catalog = defineCatalog(schema, {
@@ -201,7 +134,7 @@ const catalog = defineCatalog(schema, {
});
const { registry } = defineRegistry(catalog, { components: {} });
<Renderer spec={spec} registry={registry} />;
<Renderer spec={spec} registry={registry} />
```
See the [@json-render/react-native API reference](/docs/api/react-native) for details.
@@ -226,11 +159,7 @@ See the [@json-render/image API reference](/docs/api/image) for details.
Generate PDF documents from JSON specs using `@react-pdf/renderer`. Render to buffer, stream, or file.
```typescript
import {
renderToBuffer,
renderToStream,
renderToFile,
} from "@json-render/react-pdf";
import { renderToBuffer, renderToStream, renderToFile } from "@json-render/react-pdf";
const buffer = await renderToBuffer(spec);
const stream = await renderToStream(spec);
@@ -256,7 +185,7 @@ import { Renderer } from "@json-render/remotion";
fps={spec.composition.fps}
compositionWidth={spec.composition.width}
compositionHeight={spec.composition.height}
/>;
/>
```
Uses a timeline spec format with compositions, tracks, and clips. Includes standard components (TitleCard, TypingText, ImageSlide, etc.), transitions (fade, slide, zoom, wipe), and effects.
-123
View File
@@ -1,123 +0,0 @@
import { pageMetadata } from "@/lib/page-metadata";
export const metadata = pageMetadata("docs/skills");
# Skills
json-render ships with skills that teach AI coding agents how to use each package. Install a skill and your agent in Cursor, Claude Code, or Codex can generate json-render UIs without manual guidance.
## Available Skills
- **core** — Core schemas, catalogs, and AI prompt generation.
- **react** — React renderer that turns JSON specs into React component trees.
- **react-pdf** — PDF renderer using `@react-pdf/renderer`.
- **react-email** — Email renderer that produces HTML or plain-text emails.
- **react-native** — React Native renderer for native mobile UIs.
- **shadcn** — Pre-built shadcn/ui components (Radix UI + Tailwind).
- **image** — Image renderer that turns JSON specs into SVG and PNG via Satori.
- **remotion** — Remotion renderer for video generation from JSON timeline specs.
- **vue** — Vue 3 renderer for Vue component trees.
- **svelte** — Svelte 5 renderer for Svelte component trees.
- **solid** — SolidJS renderer for fine-grained reactive component trees.
- **codegen** — Code generation utilities for building custom exporters.
- **mcp** — MCP Apps integration for Claude, ChatGPT, Cursor, and VS Code.
- **redux** — Redux adapter for json-render's `StateStore` interface.
- **zustand** — Zustand adapter for json-render's `StateStore` interface.
- **jotai** — Jotai adapter for json-render's `StateStore` interface.
- **xstate** — XState Store adapter for json-render's `StateStore` interface.
## Installation
```bash
npx skills add vercel-labs/json-render --skill core
npx skills add vercel-labs/json-render --skill react
npx skills add vercel-labs/json-render --skill react-pdf
npx skills add vercel-labs/json-render --skill react-email
npx skills add vercel-labs/json-render --skill react-native
npx skills add vercel-labs/json-render --skill shadcn
npx skills add vercel-labs/json-render --skill image
npx skills add vercel-labs/json-render --skill remotion
npx skills add vercel-labs/json-render --skill vue
npx skills add vercel-labs/json-render --skill svelte
npx skills add vercel-labs/json-render --skill solid
npx skills add vercel-labs/json-render --skill codegen
npx skills add vercel-labs/json-render --skill mcp
npx skills add vercel-labs/json-render --skill redux
npx skills add vercel-labs/json-render --skill zustand
npx skills add vercel-labs/json-render --skill jotai
npx skills add vercel-labs/json-render --skill xstate
```
After installing, your AI agent will automatically activate the right skill when it encounters a matching request.
## core
The foundational skill. Teaches agents how to define catalogs, create schemas, build specs, and generate AI prompts. This is the starting point for any json-render project and covers `defineCatalog`, `defineSchema`, `specSchema`, `toPrompt`, and the full spec format.
## react
Teaches agents how to render JSON specs as React component trees using `JsonRender`, `JsonRenderClient`, and `useJsonRender`. Covers custom component registries, client-side interactivity, state management, and streaming integration.
## react-pdf
Teaches agents how to generate PDFs from JSON specs using `@react-pdf/renderer`. Covers the PDF-specific component registry, page layout, and styling.
## react-email
Teaches agents how to render JSON specs as HTML or plain-text emails using React Email components. Covers the email-specific registry and rendering pipeline.
## react-native
Teaches agents how to render JSON specs as native mobile UIs with React Native. Covers the native component registry and platform-specific considerations.
## shadcn
Teaches agents how to use the pre-built shadcn/ui component registry with json-render. Includes Radix UI primitives, Tailwind styling, and the full set of available shadcn components.
## image
Teaches agents how to turn JSON specs into SVG and PNG images using Satori. Covers the image-specific registry, dimensions, fonts, and rendering options.
## remotion
Teaches agents how to generate videos from JSON timeline specs using Remotion. Covers compositions, sequences, timeline structure, and video rendering.
## vue
Teaches agents how to render JSON specs as Vue 3 component trees. Covers the Vue renderer API, custom component registries, and reactivity integration.
## svelte
Teaches agents how to render JSON specs as Svelte 5 component trees. Covers the Svelte renderer API and component registration.
## solid
Teaches agents how to render JSON specs as SolidJS component trees. Covers Solid-specific reactive patterns, provider wiring, bindings, actions, and streaming.
## codegen
Teaches agents how to use code generation utilities to export UI specs as framework-specific source code. Covers the codegen pipeline and custom exporter creation.
## mcp
Teaches agents how to build MCP Apps that serve json-render UIs inside AI tools like Claude, ChatGPT, Cursor, and VS Code. Covers MCP server setup, tool definitions, and UI streaming.
## redux
Teaches agents how to connect a Redux store to json-render's `StateStore` interface for state-driven UIs.
## zustand
Teaches agents how to connect a Zustand store to json-render's `StateStore` interface for lightweight state management.
## jotai
Teaches agents how to connect Jotai atoms to json-render's `StateStore` interface for atomic state management.
## xstate
Teaches agents how to connect an XState Store to json-render's `StateStore` interface for state-machine-driven UIs.
## Source
All skill files are in the [`skills/`](https://github.com/vercel-labs/json-render/tree/main/skills) directory of the repository.
-133
View File
@@ -1,133 +0,0 @@
"use client";
import { useState } from "react";
import { Badge } from "@/components/ui/badge";
import { examples, allTags, getGitHubUrl, type Example } from "@/lib/examples";
import { cn } from "@/lib/utils";
function ExampleCard({ example }: { example: Example }) {
return (
<div className="group flex flex-col rounded-xl border border-border bg-card text-card-foreground overflow-hidden transition-colors hover:border-foreground/25">
<div className="flex flex-1 flex-col gap-3 p-5">
<h3 className="font-semibold leading-none">{example.title}</h3>
<p className="text-sm text-muted-foreground leading-relaxed">
{example.description}
</p>
<div className="flex flex-wrap gap-1.5">
{example.tags.map((tag) => (
<Badge key={tag} variant="secondary" className="text-[11px]">
{tag}
</Badge>
))}
</div>
<div className="mt-auto flex items-center gap-3 pt-2">
{example.demoUrl && (
<a
href={example.demoUrl}
target="_blank"
rel="noopener noreferrer"
className="inline-flex items-center gap-1.5 text-sm text-foreground hover:text-primary transition-colors"
>
<svg
xmlns="http://www.w3.org/2000/svg"
width="14"
height="14"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
>
<path d="M15 3h6v6" />
<path d="M10 14 21 3" />
<path d="M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6" />
</svg>
Live Demo
</a>
)}
<a
href={getGitHubUrl(example)}
target="_blank"
rel="noopener noreferrer"
className="inline-flex items-center gap-1.5 text-sm text-muted-foreground hover:text-foreground transition-colors"
>
<svg
viewBox="0 0 16 16"
className="h-3.5 w-3.5"
fill="currentColor"
aria-hidden="true"
>
<path d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0016 8c0-4.42-3.58-8-8-8z" />
</svg>
Source
</a>
</div>
</div>
</div>
);
}
export default function ExamplesPage() {
const [activeTag, setActiveTag] = useState<string | null>(null);
const filtered = activeTag
? examples.filter((e) => e.tags.includes(activeTag))
: examples;
return (
<section className="mx-auto max-w-6xl px-6 py-16">
<div className="mb-10">
<h1 className="text-3xl font-bold tracking-tight sm:text-4xl">
Examples
</h1>
<p className="mt-3 text-lg text-muted-foreground">
Explore json-render across frameworks, renderers, and use cases.
</p>
</div>
<div className="mb-8 flex flex-wrap gap-2">
<button
onClick={() => setActiveTag(null)}
className={cn(
"rounded-full border px-3 py-1 text-xs font-medium transition-colors",
activeTag === null
? "border-foreground bg-foreground text-background"
: "border-border text-muted-foreground hover:text-foreground hover:border-foreground/50",
)}
>
All
</button>
{allTags.map((tag) => (
<button
key={tag}
onClick={() => setActiveTag(activeTag === tag ? null : tag)}
className={cn(
"rounded-full border px-3 py-1 text-xs font-medium transition-colors",
activeTag === tag
? "border-foreground bg-foreground text-background"
: "border-border text-muted-foreground hover:text-foreground hover:border-foreground/50",
)}
>
{tag}
</button>
))}
</div>
<div className="grid gap-6 sm:grid-cols-2 lg:grid-cols-3">
{filtered.map((example) => (
<ExampleCard key={example.slug} example={example} />
))}
</div>
{filtered.length === 0 && (
<p className="py-12 text-center text-muted-foreground">
No examples match the selected filter.
</p>
)}
</section>
);
}
+1 -2
View File
@@ -16,8 +16,7 @@ const SYSTEM_PROMPT = `You are a helpful documentation assistant for json-render
GitHub repository: https://github.com/vercel-labs/json-render
Documentation: https://json-render.dev/docs
npm packages: @json-render/core, @json-render/react, @json-render/vue, @json-render/svelte, @json-render/solid, @json-render/shadcn, @json-render/react-three-fiber, @json-render/react-native, @json-render/react-email, @json-render/react-pdf, @json-render/image, @json-render/remotion, @json-render/codegen, @json-render/mcp, @json-render/redux, @json-render/zustand, @json-render/jotai, @json-render/xstate, @json-render/yaml
Skills: json-render ships AI agent skills that teach coding agents how to use each package. Install with "npx skills add vercel-labs/json-render --skill <name>". Available skills: core, react, react-pdf, react-email, react-native, shadcn, react-three-fiber, image, remotion, vue, svelte, solid, codegen, mcp, redux, zustand, jotai, xstate, yaml. See /docs/skills for details.
npm packages: @json-render/core, @json-render/react, @json-render/react-email, @json-render/react-pdf, @json-render/image, @json-render/remotion, @json-render/codegen
You have access to the full json-render documentation via the bash and readFile tools. The docs are available as markdown files in the /workspace/docs/ directory.
+24 -78
View File
@@ -1,73 +1,32 @@
import { streamText } from "ai";
import { headers } from "next/headers";
import type { Spec, EditMode } from "@json-render/core";
import {
buildUserPrompt,
buildEditUserPrompt,
isNonEmptySpec,
} from "@json-render/core";
import { yamlPrompt } from "@json-render/yaml";
import { stringify as yamlStringify } from "yaml";
import { buildUserPrompt } from "@json-render/core";
import { minuteRateLimit, dailyRateLimit } from "@/lib/rate-limit";
import { playgroundCatalog } from "@/lib/render/catalog";
export const maxDuration = 30;
const PLAYGROUND_RULES = [
"NEVER use viewport height classes (min-h-screen, h-screen) - the UI renders inside a fixed-size container.",
"NEVER use page background colors (bg-gray-50) - the container has its own background.",
"For forms or small UIs: use Card as root with maxWidth:'sm' or 'md' and centered:true.",
"For content-heavy UIs (blogs, dashboards, product listings): use Stack or Grid as root. Use Grid with 2-3 columns for card layouts.",
"Wrap each repeated item in a Card for visual separation and structure.",
"Use realistic, professional sample data. Include 3-5 items with varied content. Never leave state arrays empty.",
'For form inputs (Input, Textarea, Select), always include checks for validation (e.g. required, email, minLength). Always pair checks with a $bindState expression on the value prop (e.g. { "$bindState": "/path" }).',
];
const SYSTEM_PROMPT = playgroundCatalog.prompt({
customRules: [
"NEVER use viewport height classes (min-h-screen, h-screen) - the UI renders inside a fixed-size container.",
"NEVER use page background colors (bg-gray-50) - the container has its own background.",
"For forms or small UIs: use Card as root with maxWidth:'sm' or 'md' and centered:true.",
"For content-heavy UIs (blogs, dashboards, product listings): use Stack or Grid as root. Use Grid with 2-3 columns for card layouts.",
"Wrap each repeated item in a Card for visual separation and structure.",
"Use realistic, professional sample data. Include 3-5 items with varied content. Never leave state arrays empty.",
'For form inputs (Input, Textarea, Select), always include checks for validation (e.g. required, email, minLength). Always pair checks with a $bindState expression on the value prop (e.g. { "$bindState": "/path" }).',
],
});
const MAX_PROMPT_LENGTH = 500;
const DEFAULT_MODEL = "anthropic/claude-haiku-4.5";
function getSystemPrompt(isYaml: boolean, editModes?: EditMode[]): string {
if (isYaml) {
return yamlPrompt(playgroundCatalog, {
mode: "standalone",
customRules: PLAYGROUND_RULES,
editModes: editModes ?? ["merge"],
});
}
return playgroundCatalog.prompt({
customRules: PLAYGROUND_RULES,
editModes,
});
}
function buildYamlUserPrompt(
prompt: string,
previousSpec?: Spec | null,
editModes?: EditMode[],
): string {
if (isNonEmptySpec(previousSpec)) {
return buildEditUserPrompt({
prompt,
currentSpec: previousSpec,
config: { modes: editModes ?? ["merge"] },
format: "yaml",
maxPromptLength: MAX_PROMPT_LENGTH,
serializer: (s) => yamlStringify(s, { indent: 2 }).trimEnd(),
});
}
const userText = prompt.slice(0, MAX_PROMPT_LENGTH);
return [
userText,
"",
"Output the full spec in a ```yaml-spec fence. Stream progressively — output elements one at a time.",
].join("\n");
}
export async function POST(req: Request) {
// Get client IP for rate limiting
const headersList = await headers();
const ip = headersList.get("x-forwarded-for")?.split(",")[0] ?? "anonymous";
// Check rate limits (minute and daily)
const [minuteResult, dailyResult] = await Promise.all([
minuteRateLimit.limit(ip),
dailyRateLimit.limit(ip),
@@ -89,34 +48,22 @@ export async function POST(req: Request) {
);
}
const { prompt, context, format, editModes } = await req.json();
const isYaml = format === "yaml";
const { prompt, context } = await req.json();
const systemPrompt = getSystemPrompt(isYaml, editModes);
const userPrompt = isYaml
? buildYamlUserPrompt(prompt, context?.previousSpec, editModes)
: buildUserPrompt({
prompt,
currentSpec: context?.previousSpec,
maxPromptLength: MAX_PROMPT_LENGTH,
editModes,
});
const userPrompt = buildUserPrompt({
prompt,
currentSpec: context?.previousSpec,
maxPromptLength: MAX_PROMPT_LENGTH,
});
const result = streamText({
model: process.env.AI_GATEWAY_MODEL || DEFAULT_MODEL,
system: [
{
role: "system",
content: systemPrompt,
providerOptions: {
anthropic: { cacheControl: { type: "ephemeral" } },
},
},
],
system: SYSTEM_PROMPT,
prompt: userPrompt,
temperature: 0.7,
});
// Stream the text, then append token usage metadata at the end
const encoder = new TextEncoder();
const textStream = result.textStream;
@@ -125,6 +72,7 @@ export async function POST(req: Request) {
for await (const chunk of textStream) {
controller.enqueue(encoder.encode(chunk));
}
// Append usage metadata after stream completes
try {
const usage = await result.usage;
const meta = JSON.stringify({
@@ -132,12 +80,10 @@ export async function POST(req: Request) {
promptTokens: usage.inputTokens,
completionTokens: usage.outputTokens,
totalTokens: usage.totalTokens,
cachedTokens: usage.inputTokenDetails?.cacheReadTokens ?? 0,
cacheWriteTokens: usage.inputTokenDetails?.cacheWriteTokens ?? 0,
});
controller.enqueue(encoder.encode(`\n${meta}\n`));
} catch {
// Usage not available
// Usage not available — skip silently
}
controller.close();
},
-74
View File
@@ -1,74 +0,0 @@
import { NextRequest, NextResponse } from "next/server";
import { getSearchIndex } from "@/lib/search-index";
export async function GET(req: NextRequest) {
const q = req.nextUrl.searchParams.get("q")?.trim().toLowerCase();
if (!q) {
return NextResponse.json({ results: [] });
}
const index = await getSearchIndex();
const terms = q.split(/\s+/).filter(Boolean);
const results = index
.map((entry) => {
const titleLower = entry.title.toLowerCase();
const contentLower = entry.content.toLowerCase();
const titleMatch = terms.every((t) => titleLower.includes(t));
const contentMatch = terms.every((t) => contentLower.includes(t));
if (!titleMatch && !contentMatch) return null;
let snippet = "";
if (contentMatch) {
const firstTermIdx = Math.min(
...terms.map((t) => {
const idx = contentLower.indexOf(t);
return idx === -1 ? Infinity : idx;
}),
);
if (firstTermIdx !== Infinity) {
const start = Math.max(0, firstTermIdx - 40);
const end = Math.min(entry.content.length, firstTermIdx + 120);
snippet =
(start > 0 ? "..." : "") +
entry.content.slice(start, end).replace(/\n/g, " ") +
(end < entry.content.length ? "..." : "");
}
}
return {
title: entry.title,
href: entry.href,
section: entry.section,
snippet,
score: titleMatch ? 2 : 1,
};
})
.filter(
(
r,
): r is {
title: string;
href: string;
section: string;
snippet: string;
score: number;
} => r !== null,
)
.sort((a, b) => b.score - a.score)
.slice(0, 20)
.map(({ title, href, section, snippet }) => ({
title,
href,
section,
snippet,
}));
return NextResponse.json(
{ results },
{ headers: { "Cache-Control": "public, max-age=60" } },
);
}
+2 -2
View File
@@ -145,7 +145,7 @@ function getHighlighter() {
if (!highlighterPromise) {
highlighterPromise = createHighlighter({
themes: [vercelLightTheme, vercelDarkTheme],
langs: ["json", "tsx", "typescript", "yaml"],
langs: ["json", "tsx", "typescript"],
});
}
return highlighterPromise;
@@ -158,7 +158,7 @@ if (typeof window !== "undefined") {
interface CodeBlockProps {
code: string;
lang: "json" | "tsx" | "typescript" | "yaml";
lang: "json" | "tsx" | "typescript";
fillHeight?: boolean;
hideCopyButton?: boolean;
}
+4 -4
View File
@@ -261,10 +261,10 @@ export function DocsChat({
}
}, [messages, isLoading]);
// Cmd+I to open sidebar and focus prompt, Escape to close
// Cmd+K to open sidebar and focus prompt, Escape to close
useEffect(() => {
const handleKeyDown = (e: KeyboardEvent) => {
if (e.key === "i" && (e.metaKey || e.ctrlKey)) {
if (e.key === "k" && (e.metaKey || e.ctrlKey)) {
e.preventDefault();
setOpen((prev) => {
if (!prev) {
@@ -497,12 +497,12 @@ export function DocsChat({
{!open && (
<button
onClick={() => setOpen(true)}
className="fixed z-50 bottom-4 left-1/2 -translate-x-1/2 sm:left-auto sm:translate-x-0 sm:right-4 flex items-center gap-2 px-4 py-2 rounded-lg border border-primary bg-primary text-primary-foreground shadow-lg hover:bg-primary/90 transition-colors text-sm font-medium"
className="fixed z-50 bottom-4 left-1/2 -translate-x-1/2 sm:left-auto sm:translate-x-0 sm:right-4 flex items-center gap-2 px-4 py-2 rounded-lg border bg-background text-primary shadow-lg hover:bg-primary hover:text-primary-foreground transition-colors text-sm font-medium"
aria-label="Ask AI"
>
Ask AI
<kbd className="hidden sm:inline-flex items-center gap-0.5 text-xs opacity-60 font-mono">
<span>&#8984;</span>I
<span>&#8984;</span>K
</kbd>
</button>
)}
+76 -233
View File
@@ -1,257 +1,100 @@
"use client";
function ScheduleItem({
time,
label,
color,
}: {
time: string;
label: string;
color: string;
}) {
function Skeleton({ className = "" }: { className?: string }) {
return <div className={`rounded bg-muted-foreground/10 ${className}`} />;
}
/** Simple form wireframe reused in both diagrams */
function FormUI() {
return (
<div className="flex items-center gap-2 py-1.5 border-t border-border/50 first:border-t-0">
<span className="text-[10px] text-muted-foreground/60 w-12 shrink-0 tabular-nums">
{time}
</span>
<span
className="w-1.5 h-1.5 rounded-full shrink-0"
style={{ background: color }}
/>
<span className="text-[11px] text-muted-foreground">{label}</span>
<div className="border border-border rounded-lg p-2.5 space-y-1.5 bg-muted/30">
{/* Title */}
<Skeleton className="h-2.5 w-14 mb-1" />
{/* Input fields */}
<Skeleton className="h-4 w-full rounded-sm" />
<Skeleton className="h-4 w-full rounded-sm" />
{/* Submit button */}
<Skeleton className="h-4 w-16 rounded-sm bg-muted-foreground/20 mt-1" />
</div>
);
}
function InlineModeDiagram() {
function ChatModeDiagram() {
return (
<div className="flex flex-col h-full">
<div className="text-sm font-medium text-foreground text-center mb-3">
Inline Mode
<div className="text-xs font-medium text-muted-foreground mb-3 text-center">
Chat Mode
</div>
<div className="flex-1 border border-border rounded-2xl bg-background overflow-hidden flex flex-col">
<div className="flex-1 p-4 space-y-3 overflow-hidden">
{/* User message */}
<div className="flex justify-end">
<div className="bg-muted-foreground/20 rounded-2xl rounded-br px-3.5 py-2 max-w-[85%]">
<span className="text-[11px] text-foreground/80">
I have back-to-back meetings today
</span>
</div>
</div>
{/* AI response */}
<div className="space-y-2">
<p className="text-[11px] text-muted-foreground/70">
Packed day! Here&apos;s what you&apos;ve got:
</p>
<div className="bg-muted/40 border border-border rounded-xl p-3 w-[92%]">
<div className="text-[11px] font-semibold text-foreground/80 mb-2">
Today&apos;s Schedule
</div>
<ScheduleItem
time="10:00 AM"
label="Design Review"
color="#7aa2f7"
/>
<ScheduleItem
time="1:00 PM"
label="Sprint Planning"
color="#bb9af7"
/>
<ScheduleItem
time="3:30 PM"
label="Team Standup"
color="#9ece6a"
/>
<ScheduleItem
time="4:30 PM"
label="Eng All-Hands"
color="#e0af68"
/>
</div>
</div>
</div>
{/* Prompt input */}
<div className="p-2.5">
<div className="bg-muted/50 border border-border rounded-xl px-2.5 py-1.5 flex items-center gap-1.5">
<span className="text-[10px] text-muted-foreground/40 flex-1">
Message...
</span>
<div className="w-5 h-5 rounded-md bg-muted-foreground/20 flex items-center justify-center">
<svg
className="w-2.5 h-2.5 text-muted-foreground/50"
viewBox="0 0 24 24"
fill="currentColor"
>
<path
d="M12 4l-1.41 1.41L16.17 11H4v2h12.17l-5.58 5.59L12 20l8-8z"
transform="rotate(-90 12 12)"
/>
</svg>
</div>
</div>
</div>
</div>
<div className="mt-3 flex flex-col items-center gap-2">
<div className="text-xs font-medium text-muted-foreground">
AI decides when UI beats text
</div>
<div className="flex items-center gap-1.5 text-[10px] text-muted-foreground/50">
<span>AI chatbots</span>
<span className="text-muted-foreground/30">/</span>
<span>Copilots</span>
<span className="text-muted-foreground/30">/</span>
<span>Assistants</span>
</div>
</div>
</div>
);
}
function LandingPage() {
return (
<div className="w-full h-full flex flex-col bg-muted/20">
{/* Nav */}
<div className="flex items-center justify-between px-3 py-2 border-b border-border/50">
<svg
width="12"
height="12"
viewBox="0 0 24 24"
fill="none"
className="shrink-0"
>
<rect
x="2"
y="14"
width="5"
height="8"
rx="1"
className="fill-muted-foreground/60"
/>
<rect
x="9.5"
y="8"
width="5"
height="14"
rx="1"
className="fill-muted-foreground/60"
/>
<rect
x="17"
y="2"
width="5"
height="20"
rx="1"
className="fill-muted-foreground/60"
/>
</svg>
<div className="flex items-center gap-2">
<span className="text-[9px] text-muted-foreground/50">Pricing</span>
<span className="text-[9px] text-muted-foreground/50">Blog</span>
<span className="text-[8px] font-semibold bg-foreground text-background rounded-md px-1.5 py-0.5 whitespace-nowrap">
Get Started
</span>
</div>
</div>
{/* Hero */}
<div className="flex-1 flex flex-col items-center justify-center gap-2.5 text-center px-4">
<span className="text-[8px] font-medium text-green-400 bg-green-400/10 border border-green-400/15 rounded-full px-2 py-0.5">
Trusted by 2,000+ teams
</span>
<div className="text-sm font-bold text-foreground leading-tight">
Analytics that
<br />
move the needle
</div>
<div className="text-[10px] text-muted-foreground/50 leading-relaxed">
Ship what matters. No setup required.
</div>
<div className="flex gap-1.5 mt-1">
<button className="bg-foreground text-background text-[9px] font-semibold rounded-lg px-3 py-1.5 whitespace-nowrap">
Start Free
</button>
<button className="border border-border text-muted-foreground text-[9px] font-medium rounded-lg px-3 py-1.5 whitespace-nowrap">
Book Demo
</button>
</div>
</div>
{/* Footer */}
<div className="flex justify-center gap-3 py-2 border-t border-border/50">
<span className="text-[8px] text-muted-foreground/30">Privacy</span>
<span className="text-[8px] text-muted-foreground/30">Terms</span>
<span className="text-[8px] text-muted-foreground/30">Status</span>
</div>
</div>
);
}
function StandaloneModeDiagram() {
return (
<div className="flex flex-col h-full">
<div className="text-sm font-medium text-foreground text-center mb-3">
Standalone Mode
</div>
<div className="flex-1 border border-border rounded-2xl bg-background overflow-hidden flex flex-row">
{/* Left panel - conversation */}
<div className="w-[38%] border-r border-border/50 flex flex-col">
<div className="flex-1 p-3 space-y-2.5">
<div className="flex-1 border border-border rounded-lg bg-background overflow-hidden flex flex-col">
{/* Chat area */}
<div className="flex-1 p-3 overflow-hidden flex justify-center">
<div className="w-1/3 min-w-[120px] space-y-3">
{/* User message */}
<div className="flex justify-end">
<div className="bg-muted-foreground/20 rounded-2xl rounded-br px-2.5 py-1.5">
<span className="text-[10px] text-foreground/80 block leading-relaxed">
A landing page for my analytics startup
</span>
<div className="bg-muted rounded-xl px-3 py-2">
<Skeleton className="h-2 w-14" />
</div>
</div>
{/* AI text */}
<p className="text-[10px] text-muted-foreground/60 leading-relaxed">
Here&apos;s a clean landing page with a hero, nav, and CTAs.
</p>
</div>
{/* Prompt input */}
<div className="p-2.5">
<div className="bg-muted/50 border border-border rounded-xl px-2.5 py-1.5 flex items-center gap-1.5">
<span className="text-[10px] text-muted-foreground/40 flex-1">
Message...
</span>
<div className="w-5 h-5 rounded-md bg-muted-foreground/20 flex items-center justify-center">
<svg
className="w-2.5 h-2.5 text-muted-foreground/50"
viewBox="0 0 24 24"
fill="currentColor"
>
<path
d="M12 4l-1.41 1.41L16.17 11H4v2h12.17l-5.58 5.59L12 20l8-8z"
transform="rotate(-90 12 12)"
/>
</svg>
{/* Assistant text */}
<div className="space-y-2">
<div className="space-y-1.5">
<Skeleton className="h-2 w-full" />
<Skeleton className="h-2 w-3/4" />
</div>
{/* Inline UI */}
<FormUI />
{/* More text after UI */}
<div className="space-y-1.5">
<Skeleton className="h-2 w-4/5" />
</div>
</div>
</div>
</div>
{/* Right panel - landing page */}
<div className="flex-1">
<LandingPage />
{/* Input bar */}
<div className="p-2 flex justify-center">
<div className="w-1/3 min-w-[120px] flex items-center gap-2">
<Skeleton className="h-7 flex-1 rounded-md" />
<Skeleton className="h-7 w-7 rounded-md" />
</div>
</div>
</div>
<div className="mt-3 flex flex-col items-center gap-2">
<div className="text-xs font-medium text-muted-foreground">
Prompt in, UI out
<div className="text-[10px] text-muted-foreground/60 mt-2 text-center">
Text + UI interleaved in messages
</div>
</div>
);
}
function GenerateModeDiagram() {
return (
<div className="flex flex-col h-full">
<div className="text-xs font-medium text-muted-foreground mb-3 text-center">
Generate Mode
</div>
<div className="flex-1 border border-border rounded-lg bg-background overflow-hidden flex flex-row">
{/* Left panel - prompt */}
<div className="w-[38%] border-r border-border flex flex-col">
<div className="flex-1" />
<div className="p-3 space-y-2">
<Skeleton className="h-7 w-full rounded-md" />
<Skeleton className="h-5 w-16 rounded-md" />
</div>
</div>
<div className="flex items-center gap-1.5 text-[10px] text-muted-foreground/50">
<span>Website builders</span>
<span className="text-muted-foreground/30">/</span>
<span>Text-to-widget</span>
<span className="text-muted-foreground/30">/</span>
<span>Dashboards</span>
{/* Right panel - UI preview */}
<div className="flex-1 p-3 flex items-center justify-center">
<div className="w-3/4">
<FormUI />
</div>
</div>
</div>
<div className="text-[10px] text-muted-foreground/60 mt-2 text-center">
Prompt separate from UI preview
</div>
</div>
);
}
@@ -260,11 +103,11 @@ export function GenerationModesDiagram() {
return (
<div className="not-prose my-8">
<div className="grid grid-cols-1 sm:grid-cols-2 gap-6">
<div className="h-[420px]">
<InlineModeDiagram />
<div className="h-[280px]">
<ChatModeDiagram />
</div>
<div className="h-[420px]">
<StandaloneModeDiagram />
<div className="h-[280px]">
<GenerateModeDiagram />
</div>
</div>
</div>
+39 -114
View File
@@ -1,59 +1,17 @@
"use client";
import { useState } from "react";
import Link from "next/link";
import { usePathname } from "next/navigation";
import { ThemeToggle } from "./theme-toggle";
import { Search } from "./search";
import {
Sheet,
SheetTrigger,
SheetContent,
SheetTitle,
} from "@/components/ui/sheet";
import { cn } from "@/lib/utils";
const navLinks = [
{ href: "/playground", label: "Playground" },
{ href: "/examples", label: "Examples" },
{ href: "/docs", label: "Docs" },
];
function GitHubLink({ className }: { className?: string }) {
return (
<a
href="https://github.com/vercel-labs/json-render"
target="_blank"
rel="noopener noreferrer"
className={cn(
"flex items-center gap-1.5 text-sm text-muted-foreground hover:text-foreground transition-colors",
className,
)}
>
<svg
viewBox="0 0 16 16"
className="h-4 w-4"
fill="currentColor"
aria-hidden="true"
>
<path d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0016 8c0-4.42-3.58-8-8-8z" />
</svg>
<span>12k</span>
</a>
);
}
export function Header() {
const pathname = usePathname();
const [mobileOpen, setMobileOpen] = useState(false);
const isActive = (href: string) => {
if (href === "/playground") {
return pathname === "/playground";
}
if (href === "/examples") {
return pathname.startsWith("/examples");
}
if (href === "/docs") {
return pathname.startsWith("/docs");
}
@@ -104,81 +62,48 @@ export function Header() {
</span>
</Link>
</div>
{/* Desktop nav */}
<nav className="hidden sm:flex items-center gap-4">
{navLinks.map((link) => (
<Link
key={link.href}
href={link.href}
className={cn(
"text-sm transition-colors",
isActive(link.href)
? "text-primary"
: "text-muted-foreground hover:text-foreground",
)}
<nav className="flex items-center gap-4">
<Link
href="/playground"
className={cn(
"text-sm transition-colors",
isActive("/playground")
? "text-primary font-medium"
: "text-muted-foreground hover:text-foreground",
)}
>
<span className="sm:hidden">Play</span>
<span className="hidden sm:inline">Playground</span>
</Link>
<Link
href="/docs"
className={cn(
"text-sm transition-colors",
isActive("/docs")
? "text-primary font-medium"
: "text-muted-foreground hover:text-foreground",
)}
>
Docs
</Link>
<a
href="https://github.com/vercel-labs/json-render"
target="_blank"
rel="noopener noreferrer"
className="flex items-center gap-1.5 text-sm text-muted-foreground hover:text-foreground transition-colors"
>
<svg
viewBox="0 0 16 16"
className="h-4 w-4"
fill="currentColor"
aria-hidden="true"
>
{link.label}
</Link>
))}
<Search />
<GitHubLink />
<path d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0016 8c0-4.42-3.58-8-8-8z" />
</svg>
<span>11k</span>
</a>
<ThemeToggle />
</nav>
{/* Mobile nav */}
<div className="flex sm:hidden items-center gap-3">
<Search />
<GitHubLink />
<Sheet open={mobileOpen} onOpenChange={setMobileOpen}>
<SheetTrigger
className="flex items-center justify-center"
aria-label="Open menu"
>
<svg
xmlns="http://www.w3.org/2000/svg"
width="20"
height="20"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
className="text-muted-foreground"
>
<line x1="4" x2="20" y1="12" y2="12" />
<line x1="4" x2="20" y1="6" y2="6" />
<line x1="4" x2="20" y1="18" y2="18" />
</svg>
</SheetTrigger>
<SheetContent side="right" className="overflow-y-auto p-6">
<SheetTitle className="mb-6">Menu</SheetTitle>
<nav className="flex flex-col gap-1">
{navLinks.map((link) => (
<Link
key={link.href}
href={link.href}
onClick={() => setMobileOpen(false)}
className={cn(
"block py-2.5 text-sm transition-colors",
isActive(link.href)
? "text-primary"
: "text-muted-foreground hover:text-foreground",
)}
>
{link.label}
</Link>
))}
<div className="my-3 border-t border-border" />
<div className="flex items-center justify-between py-2.5">
<span className="text-sm text-muted-foreground">Theme</span>
<ThemeToggle />
</div>
</nav>
</SheetContent>
</Sheet>
</div>
</div>
</header>
);
+56 -174
View File
@@ -2,16 +2,10 @@
import { useEffect, useState, useCallback, useRef, useMemo } from "react";
import { flushSync } from "react-dom";
import { useUIStream, type TokenUsage } from "@json-render/react";
import type { Spec } from "@json-render/core";
import { collectUsedComponents, serializeProps } from "@json-render/codegen";
import { toast } from "sonner";
import { stringify as yamlStringify } from "yaml";
import type { EditMode } from "@json-render/core";
import {
usePlaygroundStream,
type StreamFormat,
type TokenUsage,
} from "@/lib/use-playground-stream";
import {
ResizablePanelGroup,
ResizablePanel,
@@ -28,10 +22,10 @@ import { PlaygroundRenderer } from "@/lib/render/renderer";
import { playgroundCatalog } from "@/lib/render/catalog";
import { buildCatalogDisplayData } from "@/lib/render/catalog-display";
type Tab = "spec" | "nested" | "stream" | "catalog" | "visual";
type Tab = "json" | "nested" | "stream" | "catalog" | "visual";
type RenderView = "preview" | "code";
type MobileView =
| "spec"
| "json"
| "nested"
| "stream"
| "catalog"
@@ -46,79 +40,6 @@ interface Version {
status: "generating" | "complete" | "error";
usage: TokenUsage | null;
rawLines: string[];
format: StreamFormat;
}
function formatTokens(n: number): string {
if (n >= 1000) return `${(n / 1000).toFixed(1).replace(/\.0$/, "")}k`;
return String(n);
}
function PlaygroundControls({
format,
setFormat,
editModes,
setEditModes,
showClear,
onClear,
}: {
format: StreamFormat;
setFormat: (f: StreamFormat) => void;
editModes: EditMode[];
setEditModes: React.Dispatch<React.SetStateAction<EditMode[]>>;
showClear: boolean;
onClear: () => void;
}) {
return (
<div className="flex items-center gap-2">
<div className="flex items-center rounded border border-border text-[10px] font-mono overflow-hidden">
{(["jsonl", "yaml"] as const).map((f) => (
<button
key={f}
onClick={() => setFormat(f)}
className={`px-1.5 py-0.5 transition-colors ${
format === f
? "bg-muted text-foreground"
: "text-muted-foreground hover:text-foreground"
}`}
>
{f}
</button>
))}
</div>
<div className="flex items-center rounded border border-border text-[10px] font-mono overflow-hidden">
{(["patch", "merge", "diff"] as const).map((m) => (
<button
key={m}
onClick={() => {
setEditModes((prev) =>
prev.includes(m)
? prev.length > 1
? prev.filter((x) => x !== m)
: prev
: [...prev, m],
);
}}
className={`px-1.5 py-0.5 transition-colors ${
editModes.includes(m)
? "bg-muted text-foreground"
: "text-muted-foreground hover:text-foreground"
}`}
>
{m}
</button>
))}
</div>
{showClear && (
<button
onClick={onClear}
className="text-xs text-muted-foreground hover:text-foreground transition-colors"
>
Clear
</button>
)}
</div>
);
}
/**
@@ -179,15 +100,13 @@ export function Playground() {
null,
);
const [inputValue, setInputValue] = useState("");
const [activeTab, setActiveTab] = useState<Tab>("spec");
const [activeTab, setActiveTab] = useState<Tab>("json");
const [catalogSection, setCatalogSection] = useState<
"components" | "actions"
>("components");
const [renderView, setRenderView] = useState<RenderView>("preview");
const [mobileView, setMobileView] = useState<MobileView>("preview");
const [versionsSheetOpen, setVersionsSheetOpen] = useState(false);
const [format, setFormat] = useState<StreamFormat>("jsonl");
const [editModes, setEditModes] = useState<EditMode[]>(["patch"]);
const inputRef = useRef<HTMLTextAreaElement>(null);
const mobileInputRef = useRef<HTMLTextAreaElement>(null);
const versionsEndRef = useRef<HTMLDivElement>(null);
@@ -205,13 +124,12 @@ export function Playground() {
rawLines: streamRawLines,
send,
clear,
} = usePlaygroundStream({
} = useUIStream({
api: "/api/generate",
format,
editModes,
onError: (err: Error) => {
console.error("Generation error:", err);
toast.error(err.message || "Generation failed. Please try again.");
// Mark the version as errored
if (generatingVersionIdRef.current) {
const erroredVersionId = generatingVersionIdRef.current;
setVersions((prev) =>
@@ -222,7 +140,7 @@ export function Playground() {
generatingVersionIdRef.current = null;
}
},
});
} as Parameters<typeof useUIStream>[0]);
// Get the selected version
const selectedVersion = versions.find((v) => v.id === selectedVersionId);
@@ -297,7 +215,6 @@ export function Playground() {
status: "generating",
usage: null,
rawLines: [],
format,
};
generatingVersionIdRef.current = newVersionId;
@@ -307,7 +224,7 @@ export function Playground() {
// Pass the current tree as context so the API can iterate on it
await send(inputValue.trim(), { previousSpec: currentTreeRef.current });
}, [inputValue, isStreaming, send, format]);
}, [inputValue, isStreaming, send]);
const handleKeyDown = useCallback(
(e: React.KeyboardEvent) => {
@@ -333,16 +250,9 @@ export function Playground() {
[selectedVersionId, isStreaming],
);
const specCode = useMemo(() => {
if (!currentTree)
return format === "yaml" ? "# waiting..." : "// waiting...";
if (format === "yaml") {
return yamlStringify(currentTree, { indent: 2 }).trimEnd();
}
return JSON.stringify(currentTree, null, 2);
}, [currentTree, format]);
const specLang = format === "yaml" ? "yaml" : "json";
const jsonCode = currentTree
? JSON.stringify(currentTree, null, 2)
: "// waiting...";
const nestedCode = useMemo(() => {
if (!currentTree || !currentTree.root) return "// waiting...";
@@ -365,7 +275,7 @@ export function Playground() {
const componentName = element.type;
const propsObj: Record<string, unknown> = {};
for (const [k, v] of Object.entries(element.props ?? {})) {
for (const [k, v] of Object.entries(element.props)) {
if (v !== null && v !== undefined) {
propsObj[k] = v;
}
@@ -411,15 +321,6 @@ ${jsx}
}`;
}, [currentTree]);
// Determine syntax lang for raw stream based on selected version's format
const streamLang = isSelectedVersionGenerating
? format === "yaml"
? "yaml"
: "json"
: selectedVersion?.format === "yaml"
? "yaml"
: "json";
// Chat pane content
const chatPane = (
<div className="h-full flex flex-col border-t border-border">
@@ -491,15 +392,9 @@ ${jsx}
)}
</div>
{version.usage && (
<div className="mt-1 ml-6">
<div className="flex items-center gap-2 mt-1 ml-6">
<span className="text-[10px] font-mono text-muted-foreground/60">
{formatTokens(
version.usage.promptTokens - version.usage.cachedTokens,
)}{" "}
in · {formatTokens(version.usage.completionTokens)} out
{version.usage.cachedTokens > 0
? ` · ${formatTokens(version.usage.cachedTokens)} cached`
: ""}
{version.usage.totalTokens.toLocaleString()} tokens
</span>
</div>
)}
@@ -530,18 +425,20 @@ ${jsx}
autoFocus
/>
<div className="flex justify-between items-center mt-2">
<PlaygroundControls
format={format}
setFormat={setFormat}
editModes={editModes}
setEditModes={setEditModes}
showClear={versions.length > 0}
onClear={() => {
setVersions([]);
setSelectedVersionId(null);
clear();
}}
/>
{versions.length > 0 ? (
<button
onClick={() => {
setVersions([]);
setSelectedVersionId(null);
clear();
}}
className="text-xs text-muted-foreground hover:text-foreground transition-colors"
>
Clear
</button>
) : (
<div />
)}
{isStreaming ? (
<button
onClick={() => clear()}
@@ -595,18 +492,18 @@ ${jsx}
const copyText =
activeTab === "stream"
? currentRawLines.join("\n")
: activeTab === "spec"
? specCode
: activeTab === "json"
? jsonCode
: activeTab === "nested"
? nestedCode
: activeTab === "visual"
? specCode
? jsonCode
: "";
const codePane = (
<div className="h-full flex flex-col border-t border-border">
<div className="border-b border-border px-3 h-9 flex items-center gap-3">
{(["spec", "visual", "nested", "stream", "catalog"] as const).map(
{(["json", "visual", "nested", "stream", "catalog"] as const).map(
(tab) => (
<button
key={tab}
@@ -617,7 +514,7 @@ ${jsx}
: "text-muted-foreground hover:text-foreground"
}`}
>
{tab === "spec" ? (format === "yaml" ? "yaml" : "json") : tab}
{tab}
</button>
),
)}
@@ -782,7 +679,7 @@ ${jsx}
currentRawLines.length > 0 ? (
<CodeBlock
code={currentRawLines.join("\n")}
lang={streamLang}
lang="json"
fillHeight
hideCopyButton
/>
@@ -794,12 +691,7 @@ ${jsx}
) : activeTab === "nested" ? (
<CodeBlock code={nestedCode} lang="json" fillHeight hideCopyButton />
) : (
<CodeBlock
code={specCode}
lang={specLang}
fillHeight
hideCopyButton
/>
<CodeBlock code={jsonCode} lang="json" fillHeight hideCopyButton />
)}
</div>
</div>
@@ -898,7 +790,7 @@ ${jsx}
: 0}
</button>
{/* Code tabs */}
{(["spec", "visual", "nested", "stream", "catalog"] as const).map(
{(["json", "visual", "nested", "stream", "catalog"] as const).map(
(tab) => (
<button
key={tab}
@@ -909,7 +801,7 @@ ${jsx}
: "text-muted-foreground hover:text-foreground"
}`}
>
{tab === "spec" ? (format === "yaml" ? "yaml" : "json") : tab}
{tab}
</button>
),
)}
@@ -1090,7 +982,7 @@ ${jsx}
currentRawLines.length > 0 ? (
<CodeBlock
code={currentRawLines.join("\n")}
lang={streamLang}
lang="json"
fillHeight
hideCopyButton
/>
@@ -1106,13 +998,8 @@ ${jsx}
fillHeight
hideCopyButton
/>
) : mobileView === "spec" ? (
<CodeBlock
code={specCode}
lang={specLang}
fillHeight
hideCopyButton
/>
) : mobileView === "json" ? (
<CodeBlock code={jsonCode} lang="json" fillHeight hideCopyButton />
) : mobileView === "preview" ? (
currentTree && currentTree.root ? (
<div className="w-full min-h-full flex items-center justify-center p-6">
@@ -1188,18 +1075,20 @@ ${jsx}
rows={2}
/>
<div className="flex justify-between items-center mt-2">
<PlaygroundControls
format={format}
setFormat={setFormat}
editModes={editModes}
setEditModes={setEditModes}
showClear={versions.length > 0}
onClear={() => {
setVersions([]);
setSelectedVersionId(null);
clear();
}}
/>
{versions.length > 0 ? (
<button
onClick={() => {
setVersions([]);
setSelectedVersionId(null);
clear();
}}
className="text-xs text-muted-foreground hover:text-foreground transition-colors"
>
Clear
</button>
) : (
<div />
)}
{isStreaming ? (
<button
onClick={() => clear()}
@@ -1276,16 +1165,9 @@ ${jsx}
)}
</div>
{version.usage && (
<div className="mt-1 ml-6">
<div className="flex items-center gap-2 mt-1 ml-6">
<span className="text-[10px] font-mono text-muted-foreground/60">
{formatTokens(
version.usage.promptTokens -
version.usage.cachedTokens,
)}{" "}
in · {formatTokens(version.usage.completionTokens)} out
{version.usage.cachedTokens > 0
? ` · ${formatTokens(version.usage.cachedTokens)} cached`
: ""}
{version.usage.totalTokens.toLocaleString()} tokens
</span>
</div>
)}
-266
View File
@@ -1,266 +0,0 @@
"use client";
import { useCallback, useEffect, useRef, useState } from "react";
import { useRouter } from "next/navigation";
import { Dialog, DialogContent, DialogTitle } from "@/components/ui/dialog";
import { cn } from "@/lib/utils";
type SearchResult = {
title: string;
href: string;
section: string;
snippet: string;
};
export function Search() {
const router = useRouter();
const [open, setOpen] = useState(false);
const [query, setQuery] = useState("");
const [results, setResults] = useState<SearchResult[]>([]);
const [loading, setLoading] = useState(false);
const [activeIndex, setActiveIndex] = useState(0);
const inputRef = useRef<HTMLInputElement>(null);
const listRef = useRef<HTMLDivElement>(null);
const abortRef = useRef<AbortController | null>(null);
const navigate = useCallback(
(href: string) => {
setOpen(false);
setQuery("");
setResults([]);
router.push(href);
},
[router],
);
useEffect(() => {
function onKeyDown(e: KeyboardEvent) {
if ((e.metaKey || e.ctrlKey) && e.key === "k") {
e.preventDefault();
setOpen((prev) => !prev);
}
}
document.addEventListener("keydown", onKeyDown);
return () => document.removeEventListener("keydown", onKeyDown);
}, []);
useEffect(() => {
if (open) {
setTimeout(() => inputRef.current?.focus(), 0);
} else {
setQuery("");
setResults([]);
}
}, [open]);
useEffect(() => {
const q = query.trim();
if (!q) {
setResults([]);
setLoading(false);
return;
}
setLoading(true);
abortRef.current?.abort();
const controller = new AbortController();
abortRef.current = controller;
const timeout = setTimeout(async () => {
try {
const res = await fetch(`/api/search?q=${encodeURIComponent(q)}`, {
signal: controller.signal,
});
if (res.ok) {
const data = await res.json();
setResults(data.results);
}
} catch {
// aborted or network error
} finally {
if (!controller.signal.aborted) {
setLoading(false);
}
}
}, 150);
return () => {
clearTimeout(timeout);
controller.abort();
};
}, [query]);
useEffect(() => {
setActiveIndex(0);
}, [results]);
function handleKeyDown(e: React.KeyboardEvent) {
if (e.key === "ArrowDown") {
e.preventDefault();
setActiveIndex((i) => Math.min(i + 1, results.length - 1));
} else if (e.key === "ArrowUp") {
e.preventDefault();
setActiveIndex((i) => Math.max(i - 1, 0));
} else if (e.key === "Enter" && results[activeIndex]) {
e.preventDefault();
navigate(results[activeIndex].href);
}
}
useEffect(() => {
const active = listRef.current?.querySelector("[data-active='true']");
active?.scrollIntoView({ block: "nearest" });
}, [activeIndex]);
const hasQuery = query.trim().length > 0;
return (
<>
<button
onClick={() => setOpen(true)}
className="hidden sm:flex items-center gap-2 rounded-md border border-border bg-muted/50 px-3 py-1.5 text-sm text-muted-foreground hover:text-foreground hover:border-foreground/25 transition-colors"
>
<svg
xmlns="http://www.w3.org/2000/svg"
width="14"
height="14"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
>
<circle cx="11" cy="11" r="8" />
<path d="m21 21-4.3-4.3" />
</svg>
Search docs
<kbd className="pointer-events-none ml-1 inline-flex items-center gap-0.5 rounded border border-border bg-background px-1.5 py-0.5 font-mono text-[10px] text-muted-foreground">
<span>&#8984;</span>K
</kbd>
</button>
<button
onClick={() => setOpen(true)}
className="sm:hidden flex items-center text-muted-foreground hover:text-foreground transition-colors"
aria-label="Search docs"
>
<svg
xmlns="http://www.w3.org/2000/svg"
width="16"
height="16"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
>
<circle cx="11" cy="11" r="8" />
<path d="m21 21-4.3-4.3" />
</svg>
</button>
<Dialog open={open} onOpenChange={setOpen}>
<DialogContent
showCloseButton={false}
className="gap-0 p-0 sm:max-w-lg"
>
<DialogTitle className="sr-only">Search documentation</DialogTitle>
<div className="flex items-center gap-2 border-b px-3">
<svg
xmlns="http://www.w3.org/2000/svg"
width="16"
height="16"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
className="shrink-0 text-muted-foreground"
>
<circle cx="11" cy="11" r="8" />
<path d="m21 21-4.3-4.3" />
</svg>
<input
ref={inputRef}
value={query}
onChange={(e) => setQuery(e.target.value)}
onKeyDown={handleKeyDown}
placeholder="Search docs..."
className="flex-1 bg-transparent py-3 text-sm outline-none placeholder:text-muted-foreground"
/>
{query && (
<button
onClick={() => setQuery("")}
className="text-muted-foreground hover:text-foreground"
>
<svg
xmlns="http://www.w3.org/2000/svg"
width="14"
height="14"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
>
<path d="M18 6 6 18" />
<path d="m6 6 12 12" />
</svg>
</button>
)}
</div>
<div
ref={listRef}
className="max-h-[min(60vh,400px)] overflow-y-auto p-2"
>
{loading && hasQuery ? (
<div className="flex items-center justify-center py-6">
<div className="h-4 w-4 animate-spin rounded-full border-2 border-muted-foreground border-t-transparent" />
</div>
) : hasQuery && results.length === 0 ? (
<p className="py-6 text-center text-sm text-muted-foreground">
No results found.
</p>
) : !hasQuery ? (
<p className="py-6 text-center text-sm text-muted-foreground">
Type to search documentation...
</p>
) : (
results.map((item, i) => (
<button
key={item.href}
data-active={i === activeIndex}
onClick={() => navigate(item.href)}
onMouseEnter={() => setActiveIndex(i)}
className={cn(
"flex w-full flex-col gap-1 rounded-md px-3 py-2 text-left transition-colors",
i === activeIndex
? "bg-accent text-accent-foreground"
: "text-foreground",
)}
>
<div className="flex items-center justify-between gap-2">
<span className="text-sm font-medium">{item.title}</span>
<span className="shrink-0 text-xs text-muted-foreground">
{item.section}
</span>
</div>
{item.snippet && (
<span className="line-clamp-2 text-xs text-muted-foreground leading-relaxed">
{item.snippet}
</span>
)}
</button>
))
)}
</div>
</DialogContent>
</Dialog>
</>
);
}
-83
View File
@@ -1,83 +0,0 @@
"use client";
import { useEffect, useState } from "react";
import { usePathname } from "next/navigation";
import { cn } from "@/lib/utils";
type Heading = {
id: string;
text: string;
level: number;
};
function getHeadings(): Heading[] {
const article = document.querySelector("article");
if (!article) return [];
const elements = article.querySelectorAll("h2[id], h3[id]");
return Array.from(elements).map((el) => ({
id: el.id,
text: el.textContent?.replace(/#$/, "").trim() ?? "",
level: el.tagName === "H3" ? 3 : 2,
}));
}
export function TableOfContents() {
const pathname = usePathname();
const [headings, setHeadings] = useState<Heading[]>([]);
const [activeId, setActiveId] = useState<string>("");
useEffect(() => {
const timer = setTimeout(() => setHeadings(getHeadings()), 100);
return () => clearTimeout(timer);
}, [pathname]);
useEffect(() => {
if (headings.length === 0) return;
const observer = new IntersectionObserver(
(entries) => {
for (const entry of entries) {
if (entry.isIntersecting) {
setActiveId(entry.target.id);
}
}
},
{ rootMargin: "0px 0px -75% 0px", threshold: 0.1 },
);
for (const h of headings) {
const el = document.getElementById(h.id);
if (el) observer.observe(el);
}
return () => observer.disconnect();
}, [headings]);
if (headings.length === 0) return null;
return (
<nav aria-label="On this page">
<h4 className="text-xs font-medium text-muted-foreground uppercase tracking-wider mb-3">
On this page
</h4>
<ul className="space-y-1">
{headings.map((h) => (
<li key={h.id}>
<a
href={`#${h.id}`}
className={cn(
"block text-xs leading-relaxed py-0.5 transition-colors",
h.level === 3 && "pl-3",
activeId === h.id
? "text-foreground"
: "text-muted-foreground hover:text-foreground",
)}
>
{h.text}
</a>
</li>
))}
</ul>
</nav>
);
}
+47 -14
View File
@@ -16,7 +16,6 @@ export const docsNavigation: NavSection[] = [
{ title: "Introduction", href: "/docs" },
{ title: "Installation", href: "/docs/installation" },
{ title: "Quick Start", href: "/docs/quick-start" },
{ title: "Skills", href: "/docs/skills" },
{ title: "Migration Guide", href: "/docs/migration" },
{ title: "Changelog", href: "/docs/changelog" },
],
@@ -45,7 +44,53 @@ export const docsNavigation: NavSection[] = [
},
{
title: "Examples",
items: [{ title: "Browse All Examples", href: "/examples" }],
items: [
{
title: "Chat",
href: "https://github.com/vercel-labs/json-render/tree/main/examples/chat",
external: true,
},
{
title: "Dashboard",
href: "https://github.com/vercel-labs/json-render/tree/main/examples/dashboard",
external: true,
},
{
title: "React Native",
href: "https://github.com/vercel-labs/json-render/tree/main/examples/react-native",
external: true,
},
{
title: "React PDF",
href: "https://github.com/vercel-labs/json-render/tree/main/examples/react-pdf",
external: true,
},
{
title: "React Email",
href: "https://github.com/vercel-labs/json-render/tree/main/examples/react-email",
external: true,
},
{
title: "Remotion",
href: "https://github.com/vercel-labs/json-render/tree/main/examples/remotion",
external: true,
},
{
title: "Image",
href: "https://github.com/vercel-labs/json-render/tree/main/examples/image",
external: true,
},
{
title: "Vue",
href: "https://github.com/vercel-labs/json-render/tree/main/examples/vue",
external: true,
},
{
title: "Renders with Vite (Vue / React)",
href: "https://github.com/vercel-labs/json-render/tree/main/examples/vite-renderers",
external: true,
},
],
},
{
title: "Guides",
@@ -76,19 +121,7 @@ export const docsNavigation: NavSection[] = [
{ title: "@json-render/image", href: "/docs/api/image" },
{ title: "@json-render/remotion", href: "/docs/api/remotion" },
{ title: "@json-render/vue", href: "/docs/api/vue" },
{ title: "@json-render/svelte", href: "/docs/api/svelte" },
{ title: "@json-render/solid", href: "/docs/api/solid" },
{
title: "@json-render/react-three-fiber",
href: "/docs/api/react-three-fiber",
},
{ title: "@json-render/codegen", href: "/docs/api/codegen" },
{ title: "@json-render/mcp", href: "/docs/api/mcp" },
{ title: "@json-render/redux", href: "/docs/api/redux" },
{ title: "@json-render/zustand", href: "/docs/api/zustand" },
{ title: "@json-render/jotai", href: "/docs/api/jotai" },
{ title: "@json-render/xstate", href: "/docs/api/xstate" },
{ title: "@json-render/yaml", href: "/docs/api/yaml" },
],
},
];
-152
View File
@@ -1,152 +0,0 @@
export type Example = {
slug: string;
title: string;
description: string;
tags: string[];
githubPath: string;
demoUrl?: string;
};
const GITHUB_BASE =
"https://github.com/vercel-labs/json-render/tree/main/examples";
export const examples: Example[] = [
{
slug: "chat",
title: "Chat",
description:
"AI chat app with tool calling, streaming UI, and rich components powered by the AI SDK.",
tags: ["React", "Next.js", "AI"],
githubPath: "examples/chat",
demoUrl: "https://chat-demo.json-render.dev",
},
{
slug: "dashboard",
title: "Dashboard",
description:
"AI-generated dashboard with drag-and-drop, charts, and real-time data binding.",
tags: ["React", "Next.js", "AI"],
githubPath: "examples/dashboard",
demoUrl: "https://dashboard-demo.json-render.dev",
},
{
slug: "no-ai",
title: "No AI",
description:
"Static specs rendered without any AI — forms, cards, tables, and more from hardcoded JSON.",
tags: ["React", "Next.js"],
githubPath: "examples/no-ai",
demoUrl: "https://no-ai-demo.json-render.dev",
},
{
slug: "svelte",
title: "Svelte",
description:
"Svelte renderer demo with counter, todo list, and two-way data binding.",
tags: ["Svelte", "Vite"],
githubPath: "examples/svelte",
demoUrl: "https://svelte-demo.json-render.dev",
},
{
slug: "svelte-chat",
title: "Svelte Chat",
description: "AI chat app built with SvelteKit and the Svelte renderer.",
tags: ["Svelte", "SvelteKit", "AI"],
githubPath: "examples/svelte-chat",
demoUrl: "https://json-render-svelte-chat-demo.labs.vercel.dev",
},
{
slug: "vue",
title: "Vue",
description:
"Vue renderer demo with counter, todo list, and two-way data binding.",
tags: ["Vue", "Vite"],
githubPath: "examples/vue",
demoUrl: "https://vue-demo.json-render.dev",
},
{
slug: "solid",
title: "Solid",
description:
"Solid renderer demo with counter, todo list, and two-way data binding.",
tags: ["Solid", "Vite"],
githubPath: "examples/solid",
demoUrl: "https://solid-demo.json-render.dev",
},
{
slug: "vite-renderers",
title: "Multi-Framework Renderers",
description:
"Same spec rendered with React, Vue, Svelte, and Solid side by side — hot-swappable at runtime.",
tags: ["React", "Vue", "Svelte", "Solid", "Vite"],
githubPath: "examples/vite-renderers",
},
{
slug: "react-email",
title: "React Email",
description:
"Generate HTML and plain-text emails from json-render specs using React Email.",
tags: ["React", "Email"],
githubPath: "examples/react-email",
demoUrl: "https://react-email-demo.json-render.dev",
},
{
slug: "react-pdf",
title: "React PDF",
description:
"Generate PDF documents from json-render specs with @react-pdf/renderer.",
tags: ["React", "PDF"],
githubPath: "examples/react-pdf",
demoUrl: "https://react-pdf-demo.json-render.dev",
},
{
slug: "react-three-fiber",
title: "React Three Fiber",
description:
"3D scenes generated from json-render specs using Three.js and React Three Fiber.",
tags: ["React", "3D"],
githubPath: "examples/react-three-fiber",
demoUrl: "https://react-three-fiber-demo.json-render.dev",
},
{
slug: "react-native",
title: "React Native",
description:
"Mobile app rendering json-render specs with Expo and React Native.",
tags: ["React Native", "Expo"],
githubPath: "examples/react-native",
},
{
slug: "remotion",
title: "Remotion",
description: "Generate videos from json-render specs using Remotion.",
tags: ["React", "Video"],
githubPath: "examples/remotion",
demoUrl: "https://remotion-demo.json-render.dev",
},
{
slug: "image",
title: "Image",
description:
"Generate OG images and social cards from json-render specs using Satori.",
tags: ["React", "Image"],
githubPath: "examples/image",
demoUrl: "https://image-demo.json-render.dev",
},
{
slug: "mcp",
title: "MCP App",
description:
"MCP server that serves shadcn UIs to Claude, ChatGPT, Cursor, and VS Code.",
tags: ["React", "MCP", "Vite"],
githubPath: "examples/mcp",
},
];
export const allTags = Array.from(
new Set(examples.flatMap((e) => e.tags)),
).sort();
export function getGitHubUrl(example: Example): string {
return `${GITHUB_BASE}/${example.slug}`;
}
-11
View File
@@ -11,7 +11,6 @@ export const PAGE_TITLES: Record<string, string> = {
// Top-level
playground: "Playground",
examples: "Examples",
// Docs
docs: "Introduction",
@@ -38,28 +37,18 @@ export const PAGE_TITLES: Record<string, string> = {
"docs/ag-ui": "AG-UI Integration",
"docs/migration": "Migration Guide",
"docs/changelog": "Changelog",
"docs/skills": "Skills",
// API references
"docs/api/core": "@json-render/core API",
"docs/api/react": "@json-render/react API",
"docs/api/vue": "@json-render/vue API",
"docs/api/solid": "@json-render/solid API",
"docs/api/react-pdf": "@json-render/react-pdf API",
"docs/api/react-email": "@json-render/react-email API",
"docs/api/react-native": "@json-render/react-native API",
"docs/api/svelte": "@json-render/svelte API",
"docs/api/codegen": "@json-render/codegen API",
"docs/api/image": "@json-render/image API",
"docs/api/remotion": "@json-render/remotion API",
"docs/api/shadcn": "@json-render/shadcn API",
"docs/api/mcp": "@json-render/mcp API",
"docs/api/redux": "@json-render/redux API",
"docs/api/zustand": "@json-render/zustand API",
"docs/api/jotai": "@json-render/jotai API",
"docs/api/react-three-fiber": "@json-render/react-three-fiber API",
"docs/api/xstate": "@json-render/xstate API",
"docs/api/yaml": "@json-render/yaml API",
};
/**
-76
View File
@@ -1,76 +0,0 @@
import { readFile } from "fs/promises";
import { join } from "path";
import { docsNavigation } from "./docs-navigation";
import { mdxToCleanMarkdown } from "./mdx-to-markdown";
export type IndexEntry = {
title: string;
href: string;
section: string;
content: string;
};
let cached: IndexEntry[] | null = null;
function stripMarkdown(md: string): string {
return (
md
// Remove fenced code blocks entirely
.replace(/```[\s\S]*?```/g, "")
// Remove inline code
.replace(/`[^`]+`/g, "")
// Remove markdown links, keep text
.replace(/\[([^\]]+)\]\([^)]+\)/g, "$1")
// Remove heading markers
.replace(/^#{1,6}\s+/gm, "")
// Remove bold/italic markers
.replace(/\*{1,3}([^*]+)\*{1,3}/g, "$1")
// Remove HTML tags
.replace(/<[^>]+>/g, "")
// Collapse whitespace
.replace(/\n{3,}/g, "\n\n")
.trim()
);
}
function mdxFileForSlug(slug: string): string {
const docsRoot = join(process.cwd(), "app", "(main)", "docs");
if (slug === "/docs") {
return join(docsRoot, "page.mdx");
}
const rest = slug.replace(/^\/docs\/?/, "");
return join(docsRoot, ...rest.split("/"), "page.mdx");
}
export async function getSearchIndex(): Promise<IndexEntry[]> {
if (cached) return cached;
const entries: IndexEntry[] = [];
for (const section of docsNavigation) {
for (const item of section.items) {
if (item.external) continue;
try {
const raw = await readFile(mdxFileForSlug(item.href), "utf-8");
const md = mdxToCleanMarkdown(raw);
const content = stripMarkdown(md);
entries.push({
title: item.title,
href: item.href,
section: section.title,
content,
});
} catch {
entries.push({
title: item.title,
href: item.href,
section: section.title,
content: "",
});
}
}
}
cached = entries;
return entries;
}
-155
View File
@@ -1,155 +0,0 @@
import type { Spec, JsonPatch } from "@json-render/core";
import { setByPath, getByPath, removeByPath } from "@json-render/core";
export function setSpecValue(
newSpec: Spec,
path: string,
value: unknown,
): void {
if (path === "/root") {
newSpec.root = value as string;
return;
}
if (path === "/state") {
newSpec.state = value as Record<string, unknown>;
return;
}
if (path.startsWith("/state/")) {
if (!newSpec.state) newSpec.state = {};
setByPath(
newSpec.state as Record<string, unknown>,
path.slice("/state".length),
value,
);
return;
}
if (path.startsWith("/elements/")) {
const pathParts = path.slice("/elements/".length).split("/");
const elementKey = pathParts[0];
if (!elementKey) return;
if (pathParts.length === 1) {
if (value == null || typeof value !== "object") return;
const el = value as Record<string, unknown>;
newSpec.elements[elementKey] = {
...el,
type: typeof el.type === "string" ? el.type : "",
props: el.props != null && typeof el.props === "object" ? el.props : {},
children: Array.isArray(el.children) ? el.children : [],
} as Spec["elements"][string];
} else {
const element = newSpec.elements[elementKey];
if (element) {
const newElement = { ...element };
setByPath(
newElement as unknown as Record<string, unknown>,
"/" + pathParts.slice(1).join("/"),
value,
);
newSpec.elements[elementKey] = newElement;
}
}
}
}
export function removeSpecValue(newSpec: Spec, path: string): void {
if (path === "/state") {
delete newSpec.state;
return;
}
if (path.startsWith("/state/") && newSpec.state) {
removeByPath(
newSpec.state as Record<string, unknown>,
path.slice("/state".length),
);
return;
}
if (path.startsWith("/elements/")) {
const pathParts = path.slice("/elements/".length).split("/");
const elementKey = pathParts[0];
if (!elementKey) return;
if (pathParts.length === 1) {
delete newSpec.elements[elementKey];
} else {
const element = newSpec.elements[elementKey];
if (element) {
const newElement = { ...element };
removeByPath(
newElement as unknown as Record<string, unknown>,
"/" + pathParts.slice(1).join("/"),
);
newSpec.elements[elementKey] = newElement;
}
}
}
}
export function getSpecValue(spec: Spec, path: string): unknown {
if (path === "/root") return spec.root;
if (path === "/state") return spec.state;
if (path.startsWith("/state/") && spec.state) {
return getByPath(
spec.state as Record<string, unknown>,
path.slice("/state".length),
);
}
return getByPath(spec as unknown as Record<string, unknown>, path);
}
export function normalizeSpec(spec: Spec): void {
if (
spec.state === null ||
(spec.state !== undefined && typeof spec.state !== "object")
) {
spec.state = undefined;
}
for (const key of Object.keys(spec.elements)) {
const el = spec.elements[key];
if (!el || typeof el !== "object") {
delete spec.elements[key];
continue;
}
if (el.props == null || typeof el.props !== "object") {
spec.elements[key] = { ...el, props: {} } as Spec["elements"][string];
}
if (!Array.isArray(spec.elements[key]!.children)) {
spec.elements[key] = {
...spec.elements[key]!,
children: [],
} as Spec["elements"][string];
}
}
}
export function applySpecPatch(spec: Spec, patch: JsonPatch): Spec {
const newSpec = {
...spec,
elements: { ...spec.elements },
...(spec.state ? { state: { ...spec.state } } : {}),
};
switch (patch.op) {
case "add":
case "replace":
setSpecValue(newSpec, patch.path, patch.value);
break;
case "remove":
removeSpecValue(newSpec, patch.path);
break;
case "move":
if (patch.from) {
const moveValue = getSpecValue(newSpec, patch.from);
removeSpecValue(newSpec, patch.from);
setSpecValue(newSpec, patch.path, moveValue);
}
break;
case "copy":
if (patch.from) {
setSpecValue(newSpec, patch.path, getSpecValue(newSpec, patch.from));
}
break;
case "test":
break;
}
normalizeSpec(newSpec);
return newSpec;
}
-482
View File
@@ -1,482 +0,0 @@
"use client";
import { useState, useCallback, useRef, useEffect } from "react";
import type { Spec, JsonPatch, EditMode } from "@json-render/core";
import { deepMergeSpec, diffToPatches } from "@json-render/core";
import { parse as yamlParse, stringify as yamlStringify } from "yaml";
import { applyPatch as applyUnifiedDiff } from "diff";
import {
createYamlStreamCompiler,
YAML_SPEC_FENCE,
YAML_EDIT_FENCE,
YAML_PATCH_FENCE,
DIFF_FENCE,
FENCE_CLOSE,
} from "@json-render/yaml";
import { applySpecPatch } from "./spec-patch";
export type StreamFormat = "jsonl" | "yaml";
export interface TokenUsage {
promptTokens: number;
completionTokens: number;
totalTokens: number;
cachedTokens: number;
cacheWriteTokens: number;
}
export interface UsePlaygroundStreamOptions {
api: string;
format: StreamFormat;
editModes?: EditMode[];
onError?: (error: Error) => void;
onComplete?: (spec: Spec) => void;
}
export interface UsePlaygroundStreamReturn {
spec: Spec | null;
isStreaming: boolean;
error: Error | null;
usage: TokenUsage | null;
rawLines: string[];
send: (prompt: string, context?: Record<string, unknown>) => Promise<void>;
clear: () => void;
}
// ── JSONL helpers ──
type ParsedLine =
| { type: "patch"; patch: JsonPatch }
| { type: "usage"; usage: TokenUsage }
| { type: "json-edit"; mergeObj: Record<string, unknown> }
| null;
function parseLine(line: string): ParsedLine {
try {
const trimmed = line.trim();
if (!trimmed || trimmed.startsWith("//")) return null;
const parsed = JSON.parse(trimmed);
if (parsed.__meta === "usage") {
return {
type: "usage",
usage: {
promptTokens: parsed.promptTokens ?? 0,
completionTokens: parsed.completionTokens ?? 0,
totalTokens: parsed.totalTokens ?? 0,
cachedTokens: parsed.cachedTokens ?? 0,
cacheWriteTokens: parsed.cacheWriteTokens ?? 0,
},
};
}
if (parsed.__json_edit === true) {
const mergeObj = { ...parsed };
delete mergeObj.__json_edit;
return { type: "json-edit", mergeObj };
}
return { type: "patch", patch: parsed as JsonPatch };
} catch {
return null;
}
}
type FenceState = "outside" | "yaml-spec" | "yaml-edit" | "yaml-patch" | "diff";
// ── Hook ──
export function usePlaygroundStream({
api,
format,
editModes,
onError,
onComplete,
}: UsePlaygroundStreamOptions): UsePlaygroundStreamReturn {
const [spec, setSpec] = useState<Spec | null>(null);
const [isStreaming, setIsStreaming] = useState(false);
const [error, setError] = useState<Error | null>(null);
const [usage, setUsage] = useState<TokenUsage | null>(null);
const [rawLines, setRawLines] = useState<string[]>([]);
const rawLinesRef = useRef<string[]>([]);
const abortControllerRef = useRef<AbortController | null>(null);
const onCompleteRef = useRef(onComplete);
onCompleteRef.current = onComplete;
const onErrorRef = useRef(onError);
onErrorRef.current = onError;
const formatRef = useRef(format);
formatRef.current = format;
const editModesRef = useRef(editModes);
editModesRef.current = editModes;
const clear = useCallback(() => {
setSpec(null);
setError(null);
}, []);
const send = useCallback(
async (prompt: string, context?: Record<string, unknown>) => {
abortControllerRef.current = new AbortController();
setIsStreaming(true);
setError(null);
setUsage(null);
rawLinesRef.current = [];
setRawLines([]);
const previousSpec = context?.previousSpec as Spec | undefined;
let currentSpec: Spec =
previousSpec && previousSpec.root
? { ...previousSpec, elements: { ...previousSpec.elements } }
: { root: "", elements: {} };
setSpec(currentSpec);
try {
const response = await fetch(api, {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
prompt,
context,
format: formatRef.current,
editModes: editModesRef.current,
}),
signal: abortControllerRef.current.signal,
});
if (!response.ok) {
let errorMessage = `HTTP error: ${response.status}`;
try {
const errorData = await response.json();
if (errorData.message) errorMessage = errorData.message;
else if (errorData.error) errorMessage = errorData.error;
} catch {
// use default
}
throw new Error(errorMessage);
}
const reader = response.body?.getReader();
if (!reader) throw new Error("No response body");
const decoder = new TextDecoder();
let buffer = "";
if (formatRef.current === "yaml") {
// ── YAML streaming ──
let fenceState: FenceState = "outside";
const compiler = createYamlStreamCompiler<Record<string, unknown>>();
let yamlEditAccumulated = "";
let yamlPatchAccumulated = "";
let diffAccumulated = "";
while (true) {
const { done, value } = await reader.read();
if (done) break;
buffer += decoder.decode(value, { stream: true });
const lines = buffer.split("\n");
buffer = lines.pop() ?? "";
for (const line of lines) {
const trimmed = line.trim();
// Check for usage metadata (appended after stream)
if (trimmed.startsWith("{") && trimmed.includes('"__meta"')) {
try {
const parsed = JSON.parse(trimmed);
if (parsed.__meta === "usage") {
setUsage({
promptTokens: parsed.promptTokens ?? 0,
completionTokens: parsed.completionTokens ?? 0,
totalTokens: parsed.totalTokens ?? 0,
cachedTokens: parsed.cachedTokens ?? 0,
cacheWriteTokens: parsed.cacheWriteTokens ?? 0,
});
continue;
}
} catch {
// not JSON
}
}
rawLinesRef.current.push(line);
if (fenceState === "outside") {
if (
trimmed === YAML_SPEC_FENCE ||
trimmed.startsWith(YAML_SPEC_FENCE + " ")
) {
fenceState = "yaml-spec";
compiler.reset();
} else if (
trimmed === YAML_EDIT_FENCE ||
trimmed.startsWith(YAML_EDIT_FENCE + " ")
) {
fenceState = "yaml-edit";
yamlEditAccumulated = "";
} else if (
trimmed === YAML_PATCH_FENCE ||
trimmed.startsWith(YAML_PATCH_FENCE + " ")
) {
fenceState = "yaml-patch";
yamlPatchAccumulated = "";
} else if (
trimmed === DIFF_FENCE ||
trimmed.startsWith(DIFF_FENCE + " ")
) {
fenceState = "diff";
diffAccumulated = "";
}
} else if (trimmed === FENCE_CLOSE || trimmed === "````") {
if (fenceState === "yaml-spec") {
const { result, newPatches } = compiler.flush();
if (result && typeof result === "object" && result.root) {
for (const patch of newPatches) {
currentSpec = applySpecPatch(currentSpec, patch);
}
setSpec({ ...currentSpec });
}
} else if (fenceState === "yaml-edit") {
try {
const editObj = yamlParse(yamlEditAccumulated);
if (editObj && typeof editObj === "object") {
const merged = deepMergeSpec(
currentSpec as unknown as Record<string, unknown>,
editObj as Record<string, unknown>,
);
const patches = diffToPatches(
currentSpec as unknown as Record<string, unknown>,
merged,
);
for (const patch of patches) {
currentSpec = applySpecPatch(currentSpec, patch);
}
setSpec({ ...currentSpec });
}
} catch {
// Invalid YAML edit
}
} else if (fenceState === "yaml-patch") {
for (const patchLine of yamlPatchAccumulated.split("\n")) {
const t = patchLine.trim();
if (!t) continue;
try {
const patch = JSON.parse(t) as JsonPatch;
if (patch.op) {
currentSpec = applySpecPatch(currentSpec, patch);
}
} catch {
// Skip invalid JSON lines
}
}
setSpec({ ...currentSpec });
} else if (fenceState === "diff") {
try {
const specYaml = yamlStringify(currentSpec, { indent: 2 });
const patched = applyUnifiedDiff(specYaml, diffAccumulated);
if (typeof patched === "string") {
const parsed = yamlParse(patched);
if (parsed && typeof parsed === "object") {
const patches = diffToPatches(
currentSpec as unknown as Record<string, unknown>,
parsed as Record<string, unknown>,
);
for (const patch of patches) {
currentSpec = applySpecPatch(currentSpec, patch);
}
setSpec({ ...currentSpec });
}
}
} catch {
// Diff apply or reparse failed
}
}
fenceState = "outside";
} else if (fenceState === "yaml-spec") {
const { newPatches } = compiler.push(line + "\n");
if (newPatches.length > 0) {
for (const patch of newPatches) {
currentSpec = applySpecPatch(currentSpec, patch);
}
setSpec({ ...currentSpec });
}
} else if (fenceState === "yaml-edit") {
yamlEditAccumulated += line + "\n";
} else if (fenceState === "yaml-patch") {
yamlPatchAccumulated += line + "\n";
} else if (fenceState === "diff") {
diffAccumulated += line + "\n";
}
}
setRawLines([...rawLinesRef.current]);
}
// Process remaining buffer
if (buffer.trim()) {
const trimmed = buffer.trim();
if (trimmed.startsWith("{") && trimmed.includes('"__meta"')) {
try {
const parsed = JSON.parse(trimmed);
if (parsed.__meta === "usage") {
setUsage({
promptTokens: parsed.promptTokens ?? 0,
completionTokens: parsed.completionTokens ?? 0,
totalTokens: parsed.totalTokens ?? 0,
cachedTokens: parsed.cachedTokens ?? 0,
cacheWriteTokens: parsed.cacheWriteTokens ?? 0,
});
}
} catch {
// not JSON
}
} else if (fenceState === "yaml-spec") {
compiler.push(buffer);
const { result, newPatches } = compiler.flush();
if (result && typeof result === "object" && result.root) {
for (const patch of newPatches) {
currentSpec = applySpecPatch(currentSpec, patch);
}
setSpec({ ...currentSpec });
}
}
}
} else {
// ── JSONL streaming ──
let jsonlDiffState: "outside" | "diff" = "outside";
let jsonlDiffAccumulated = "";
while (true) {
const { done, value } = await reader.read();
if (done) break;
buffer += decoder.decode(value, { stream: true });
const lines = buffer.split("\n");
buffer = lines.pop() ?? "";
for (const line of lines) {
const trimmed = line.trim();
if (!trimmed) continue;
// Diff fence detection within JSONL mode
if (jsonlDiffState === "outside") {
if (
trimmed === DIFF_FENCE ||
trimmed.startsWith(DIFF_FENCE + " ")
) {
jsonlDiffState = "diff";
jsonlDiffAccumulated = "";
continue;
}
} else if (
jsonlDiffState === "diff" &&
(trimmed === FENCE_CLOSE || trimmed === "````")
) {
try {
const specJson = JSON.stringify(currentSpec, null, 2);
const patched = applyUnifiedDiff(
specJson,
jsonlDiffAccumulated,
);
if (typeof patched === "string") {
const parsed = JSON.parse(patched);
if (parsed && typeof parsed === "object") {
const patches = diffToPatches(
currentSpec as unknown as Record<string, unknown>,
parsed as Record<string, unknown>,
);
for (const patch of patches) {
currentSpec = applySpecPatch(currentSpec, patch);
}
setSpec({ ...currentSpec });
}
}
} catch {
// Diff apply failed
}
jsonlDiffState = "outside";
continue;
}
if (jsonlDiffState === "diff") {
jsonlDiffAccumulated += line + "\n";
rawLinesRef.current.push(line);
continue;
}
// Standard JSONL line parsing
const result = parseLine(trimmed);
if (!result) continue;
if (result.type === "usage") {
setUsage(result.usage);
} else if (result.type === "json-edit") {
const merged = deepMergeSpec(
currentSpec as unknown as Record<string, unknown>,
result.mergeObj,
);
const patches = diffToPatches(
currentSpec as unknown as Record<string, unknown>,
merged,
);
for (const patch of patches) {
currentSpec = applySpecPatch(currentSpec, patch);
}
rawLinesRef.current.push(trimmed);
setSpec({ ...currentSpec });
} else {
rawLinesRef.current.push(trimmed);
currentSpec = applySpecPatch(currentSpec, result.patch);
setSpec({ ...currentSpec });
}
}
setRawLines([...rawLinesRef.current]);
}
if (buffer.trim()) {
const trimmed = buffer.trim();
const result = parseLine(trimmed);
if (result) {
if (result.type === "usage") {
setUsage(result.usage);
} else if (result.type === "json-edit") {
const merged = deepMergeSpec(
currentSpec as unknown as Record<string, unknown>,
result.mergeObj,
);
const patches = diffToPatches(
currentSpec as unknown as Record<string, unknown>,
merged,
);
for (const patch of patches) {
currentSpec = applySpecPatch(currentSpec, patch);
}
rawLinesRef.current.push(trimmed);
setSpec({ ...currentSpec });
} else {
rawLinesRef.current.push(trimmed);
currentSpec = applySpecPatch(currentSpec, result.patch);
setSpec({ ...currentSpec });
}
}
}
}
onCompleteRef.current?.(currentSpec);
} catch (err) {
if ((err as Error).name === "AbortError") return;
const error = err instanceof Error ? err : new Error(String(err));
setError(error);
onErrorRef.current?.(error);
} finally {
setIsStreaming(false);
}
},
[api],
);
useEffect(() => {
return () => {
abortControllerRef.current?.abort();
};
}, []);
return { spec, isStreaming, error, usage, rawLines, send, clear };
}
+4 -14
View File
@@ -35,26 +35,16 @@ export function useMDXComponents(components: MDXComponents): MDXComponents {
h2: ({ children }: { children?: React.ReactNode }) => {
const id = slugify(extractText(children));
return (
<h2 id={id} className="group text-xl font-semibold mt-12 mb-4">
<a href={`#${id}`} className="no-underline hover:no-underline">
{children}
<span className="ml-2 text-muted-foreground/0 group-hover:text-muted-foreground transition-colors select-none">
#
</span>
</a>
<h2 id={id} className="text-xl font-semibold mt-12 mb-4">
{children}
</h2>
);
},
h3: ({ children }: { children?: React.ReactNode }) => {
const id = slugify(extractText(children));
return (
<h3 id={id} className="group text-lg font-medium mt-8 mb-3">
<a href={`#${id}`} className="no-underline hover:no-underline">
{children}
<span className="ml-2 text-muted-foreground/0 group-hover:text-muted-foreground transition-colors select-none">
#
</span>
</a>
<h3 id={id} className="text-lg font-medium mt-8 mb-3">
{children}
</h3>
);
},
+2 -4
View File
@@ -1,6 +1,6 @@
{
"name": "web",
"version": "0.1.8",
"version": "0.1.4",
"type": "module",
"private": true,
"license": "Apache-2.0",
@@ -18,7 +18,6 @@
"@json-render/codegen": "workspace:*",
"@json-render/core": "workspace:*",
"@json-render/react": "workspace:*",
"@json-render/yaml": "workspace:*",
"@mdx-js/loader": "^3.1.1",
"@mdx-js/mdx": "^3.1.1",
"@mdx-js/react": "^3.1.1",
@@ -35,9 +34,9 @@
"bash-tool": "1.3.14",
"class-variance-authority": "^0.7.1",
"clsx": "^2.1.1",
"diff": "^8.0.3",
"embla-carousel-react": "^8.6.0",
"geist": "1.7.0",
"just-bash": "2.9.6",
"lucide-react": "^0.562.0",
"next": "16.1.1",
"next-themes": "^0.4.6",
@@ -52,7 +51,6 @@
"tailwind-merge": "^3.4.0",
"unist-util-visit": "5.1.0",
"vaul": "^1.1.2",
"yaml": "^2.8.2",
"zod": "^4.3.6"
},
"devDependencies": {
-15
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@@ -1,15 +0,0 @@
# Vercel AI Gateway
# Automatically authenticated when deployed on Vercel
# For local development, get your key from https://vercel.com/ai-gateway
AI_GATEWAY_API_KEY=
# AI Model Configuration
# Default: anthropic/claude-haiku-4.5
AI_GATEWAY_MODEL=anthropic/claude-haiku-4.5
# Rate Limiting (Upstash Redis)
# Optional - rate limiting is disabled when these are not set
KV_REST_API_URL=
KV_REST_API_TOKEN=
RATE_LIMIT_PER_MINUTE=10
RATE_LIMIT_PER_DAY=100
-36
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@@ -1,41 +1,5 @@
# example-chat
## 0.1.8
### Patch Changes
- Updated dependencies [a8afd8b]
- @json-render/core@0.14.0
- @json-render/react@0.14.0
- @json-render/shadcn@0.14.0
## 0.1.7
### Patch Changes
- Updated dependencies [5b32de8]
- @json-render/core@0.13.0
- @json-render/react@0.13.0
- @json-render/shadcn@0.13.0
## 0.1.6
### Patch Changes
- Updated dependencies [54a1ecf]
- @json-render/core@0.12.1
- @json-render/react@0.12.1
- @json-render/shadcn@0.12.1
## 0.1.5
### Patch Changes
- Updated dependencies [63c339b]
- @json-render/core@0.12.0
- @json-render/react@0.12.0
- @json-render/shadcn@0.12.0
## 0.1.4
### Patch Changes
-26
View File
@@ -1,5 +1,4 @@
import { agent } from "@/lib/agent";
import { minuteRateLimit, dailyRateLimit } from "@/lib/rate-limit";
import {
convertToModelMessages,
createUIMessageStream,
@@ -7,35 +6,10 @@ import {
type UIMessage,
} from "ai";
import { pipeJsonRender } from "@json-render/core";
import { headers } from "next/headers";
export const maxDuration = 60;
export async function POST(req: Request) {
const headersList = await headers();
const ip = headersList.get("x-forwarded-for")?.split(",")[0] ?? "anonymous";
const [minuteResult, dailyResult] = await Promise.all([
minuteRateLimit.limit(ip),
dailyRateLimit.limit(ip),
]);
if (!minuteResult.success || !dailyResult.success) {
const isMinuteLimit = !minuteResult.success;
return new Response(
JSON.stringify({
error: "Rate limit exceeded",
message: isMinuteLimit
? "Too many requests. Please wait a moment before trying again."
: "Daily limit reached. Please try again tomorrow.",
}),
{
status: 429,
headers: { "Content-Type": "application/json" },
},
);
}
const body = await req.json();
const uiMessages: UIMessage[] = body.messages;
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+1 -1
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@@ -130,7 +130,7 @@ When the user asks for a quiz, test, or Q&A, build an interactive experience:
4. You can also add a final score section that becomes visible when all questions are submitted.
${explorerCatalog.prompt({
mode: "inline",
mode: "chat",
customRules: [
"NEVER use viewport height classes (min-h-screen, h-screen) — the UI renders inside a fixed-size container.",
"Prefer Grid with columns='2' or columns='3' for side-by-side layouts.",
-57
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@@ -1,57 +0,0 @@
import { Ratelimit } from "@upstash/ratelimit";
import { Redis } from "@upstash/redis";
// Lazy initialization to avoid errors when Redis env vars are not configured
let _minuteRateLimit: Ratelimit | null = null;
let _dailyRateLimit: Ratelimit | null = null;
function getRedis(): Redis | null {
const url = process.env.KV_REST_API_URL;
const token = process.env.KV_REST_API_TOKEN;
if (!url || !token) {
return null;
}
return new Redis({ url, token });
}
// No-op rate limiter for when Redis is not configured
const noopRateLimiter = {
limit: async () => ({ success: true, limit: 0, remaining: 0, reset: 0 }),
};
const MINUTE_LIMIT = Number(process.env.RATE_LIMIT_PER_MINUTE) || 10;
const DAILY_LIMIT = Number(process.env.RATE_LIMIT_PER_DAY) || 100;
// Requests per minute (sliding window)
export const minuteRateLimit = {
limit: async (identifier: string) => {
if (!_minuteRateLimit) {
const redis = getRedis();
if (!redis) return noopRateLimiter.limit();
_minuteRateLimit = new Ratelimit({
redis,
limiter: Ratelimit.slidingWindow(MINUTE_LIMIT, "1 m"),
prefix: "ratelimit:chat:minute",
});
}
return _minuteRateLimit.limit(identifier);
},
};
// Requests per day (fixed window)
export const dailyRateLimit = {
limit: async (identifier: string) => {
if (!_dailyRateLimit) {
const redis = getRedis();
if (!redis) return noopRateLimiter.limit();
_dailyRateLimit = new Ratelimit({
redis,
limiter: Ratelimit.fixedWindow(DAILY_LIMIT, "1 d"),
prefix: "ratelimit:chat:daily",
});
}
return _dailyRateLimit.limit(identifier);
},
};
+1 -3
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@@ -1,6 +1,6 @@
{
"name": "example-chat",
"version": "0.1.8",
"version": "0.1.4",
"type": "module",
"private": true,
"scripts": {
@@ -34,8 +34,6 @@
"streamdown": "^2.2.0",
"tailwind-merge": "^3.4.0",
"three": "^0.182.0",
"@upstash/ratelimit": "^2.0.8",
"@upstash/redis": "^1.37.0",
"zod": "4.3.6"
},
"devDependencies": {
-7
View File
@@ -4,10 +4,3 @@ DATABASE_URL=postgresql://postgres:postgres@localhost:5432/json_render_dashboard
# AI (optional - for UI generation)
AI_GATEWAY_API_KEY=
AI_GATEWAY_MODEL=anthropic/claude-haiku-4.5
# Rate Limiting (Upstash Redis)
# Optional - rate limiting is disabled when these are not set
KV_REST_API_URL=
KV_REST_API_TOKEN=
RATE_LIMIT_PER_MINUTE=10
RATE_LIMIT_PER_DAY=100
-36
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@@ -1,41 +1,5 @@
# example-dashboard
## 0.1.8
### Patch Changes
- Updated dependencies [a8afd8b]
- @json-render/core@0.14.0
- @json-render/codegen@0.14.0
- @json-render/react@0.14.0
## 0.1.7
### Patch Changes
- Updated dependencies [5b32de8]
- @json-render/core@0.13.0
- @json-render/codegen@0.13.0
- @json-render/react@0.13.0
## 0.1.6
### Patch Changes
- Updated dependencies [54a1ecf]
- @json-render/core@0.12.1
- @json-render/codegen@0.12.1
- @json-render/react@0.12.1
## 0.1.5
### Patch Changes
- Updated dependencies [63c339b]
- @json-render/core@0.12.0
- @json-render/codegen@0.12.0
- @json-render/react@0.12.0
## 0.1.4
### Patch Changes
@@ -1,8 +1,6 @@
import { streamText } from "ai";
import { buildUserPrompt } from "@json-render/core";
import { dashboardCatalog } from "@/lib/render/catalog";
import { minuteRateLimit, dailyRateLimit } from "@/lib/rate-limit";
import { headers } from "next/headers";
export const maxDuration = 30;
@@ -11,30 +9,6 @@ const SYSTEM_PROMPT = dashboardCatalog.prompt();
const DEFAULT_MODEL = "anthropic/claude-haiku-4.5";
export async function POST(req: Request) {
const headersList = await headers();
const ip = headersList.get("x-forwarded-for")?.split(",")[0] ?? "anonymous";
const [minuteResult, dailyResult] = await Promise.all([
minuteRateLimit.limit(ip),
dailyRateLimit.limit(ip),
]);
if (!minuteResult.success || !dailyResult.success) {
const isMinuteLimit = !minuteResult.success;
return new Response(
JSON.stringify({
error: "Rate limit exceeded",
message: isMinuteLimit
? "Too many requests. Please wait a moment before trying again."
: "Daily limit reached. Please try again tomorrow.",
}),
{
status: 429,
headers: { "Content-Type": "application/json" },
},
);
}
const { prompt, context } = await req.json();
const userPrompt = buildUserPrompt({
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@@ -1,57 +0,0 @@
import { Ratelimit } from "@upstash/ratelimit";
import { Redis } from "@upstash/redis";
// Lazy initialization to avoid errors when Redis env vars are not configured
let _minuteRateLimit: Ratelimit | null = null;
let _dailyRateLimit: Ratelimit | null = null;
function getRedis(): Redis | null {
const url = process.env.KV_REST_API_URL;
const token = process.env.KV_REST_API_TOKEN;
if (!url || !token) {
return null;
}
return new Redis({ url, token });
}
// No-op rate limiter for when Redis is not configured
const noopRateLimiter = {
limit: async () => ({ success: true, limit: 0, remaining: 0, reset: 0 }),
};
const MINUTE_LIMIT = Number(process.env.RATE_LIMIT_PER_MINUTE) || 10;
const DAILY_LIMIT = Number(process.env.RATE_LIMIT_PER_DAY) || 100;
// Requests per minute (sliding window)
export const minuteRateLimit = {
limit: async (identifier: string) => {
if (!_minuteRateLimit) {
const redis = getRedis();
if (!redis) return noopRateLimiter.limit();
_minuteRateLimit = new Ratelimit({
redis,
limiter: Ratelimit.slidingWindow(MINUTE_LIMIT, "1 m"),
prefix: "ratelimit:dashboard:minute",
});
}
return _minuteRateLimit.limit(identifier);
},
};
// Requests per day (fixed window)
export const dailyRateLimit = {
limit: async (identifier: string) => {
if (!_dailyRateLimit) {
const redis = getRedis();
if (!redis) return noopRateLimiter.limit();
_dailyRateLimit = new Ratelimit({
redis,
limiter: Ratelimit.fixedWindow(DAILY_LIMIT, "1 d"),
prefix: "ratelimit:dashboard:daily",
});
}
return _dailyRateLimit.limit(identifier);
},
};
+1 -3
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@@ -1,6 +1,6 @@
{
"name": "example-dashboard",
"version": "0.1.8",
"version": "0.1.4",
"type": "module",
"private": true,
"scripts": {
@@ -40,8 +40,6 @@
"sonner": "^2.0.7",
"tailwind-merge": "^3.4.0",
"vaul": "^1.1.2",
"@upstash/ratelimit": "^2.0.8",
"@upstash/redis": "^1.37.0",
"zod": "^4.3.6"
},
"devDependencies": {
-15
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@@ -1,15 +0,0 @@
# Vercel AI Gateway
# Automatically authenticated when deployed on Vercel
# For local development, get your key from https://vercel.com/ai-gateway
AI_GATEWAY_API_KEY=
# AI Model Configuration
# Default: anthropic/claude-haiku-4.5
AI_GATEWAY_MODEL=anthropic/claude-haiku-4.5
# Rate Limiting (Upstash Redis)
# Optional - rate limiting is disabled when these are not set
KV_REST_API_URL=
KV_REST_API_TOKEN=
RATE_LIMIT_PER_MINUTE=10
RATE_LIMIT_PER_DAY=100
-32
View File
@@ -1,37 +1,5 @@
# example-image
## 0.1.5
### Patch Changes
- Updated dependencies [a8afd8b]
- @json-render/core@0.14.0
- @json-render/image@0.14.0
## 0.1.4
### Patch Changes
- Updated dependencies [5b32de8]
- @json-render/core@0.13.0
- @json-render/image@0.13.0
## 0.1.3
### Patch Changes
- Updated dependencies [54a1ecf]
- @json-render/core@0.12.1
- @json-render/image@0.12.1
## 0.1.2
### Patch Changes
- Updated dependencies [63c339b]
- @json-render/core@0.12.0
- @json-render/image@0.12.0
## 0.1.1
### Patch Changes
-26
View File
@@ -1,8 +1,6 @@
import { streamText } from "ai";
import { buildUserPrompt, type Spec } from "@json-render/core";
import { imageCatalog } from "@/lib/catalog";
import { minuteRateLimit, dailyRateLimit } from "@/lib/rate-limit";
import { headers } from "next/headers";
export const maxDuration = 60;
@@ -11,30 +9,6 @@ const SYSTEM_PROMPT = imageCatalog.prompt();
const DEFAULT_MODEL = "anthropic/claude-haiku-4.5";
export async function POST(req: Request) {
const headersList = await headers();
const ip = headersList.get("x-forwarded-for")?.split(",")[0] ?? "anonymous";
const [minuteResult, dailyResult] = await Promise.all([
minuteRateLimit.limit(ip),
dailyRateLimit.limit(ip),
]);
if (!minuteResult.success || !dailyResult.success) {
const isMinuteLimit = !minuteResult.success;
return new Response(
JSON.stringify({
error: "Rate limit exceeded",
message: isMinuteLimit
? "Too many requests. Please wait a moment before trying again."
: "Daily limit reached. Please try again tomorrow.",
}),
{
status: 429,
headers: { "Content-Type": "application/json" },
},
);
}
const { prompt, startingSpec } = (await req.json()) as {
prompt: string;
startingSpec?: Spec | null;
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@@ -1,57 +0,0 @@
import { Ratelimit } from "@upstash/ratelimit";
import { Redis } from "@upstash/redis";
// Lazy initialization to avoid errors when Redis env vars are not configured
let _minuteRateLimit: Ratelimit | null = null;
let _dailyRateLimit: Ratelimit | null = null;
function getRedis(): Redis | null {
const url = process.env.KV_REST_API_URL;
const token = process.env.KV_REST_API_TOKEN;
if (!url || !token) {
return null;
}
return new Redis({ url, token });
}
// No-op rate limiter for when Redis is not configured
const noopRateLimiter = {
limit: async () => ({ success: true, limit: 0, remaining: 0, reset: 0 }),
};
const MINUTE_LIMIT = Number(process.env.RATE_LIMIT_PER_MINUTE) || 10;
const DAILY_LIMIT = Number(process.env.RATE_LIMIT_PER_DAY) || 100;
// Requests per minute (sliding window)
export const minuteRateLimit = {
limit: async (identifier: string) => {
if (!_minuteRateLimit) {
const redis = getRedis();
if (!redis) return noopRateLimiter.limit();
_minuteRateLimit = new Ratelimit({
redis,
limiter: Ratelimit.slidingWindow(MINUTE_LIMIT, "1 m"),
prefix: "ratelimit:image:minute",
});
}
return _minuteRateLimit.limit(identifier);
},
};
// Requests per day (fixed window)
export const dailyRateLimit = {
limit: async (identifier: string) => {
if (!_dailyRateLimit) {
const redis = getRedis();
if (!redis) return noopRateLimiter.limit();
_dailyRateLimit = new Ratelimit({
redis,
limiter: Ratelimit.fixedWindow(DAILY_LIMIT, "1 d"),
prefix: "ratelimit:image:daily",
});
}
return _dailyRateLimit.limit(identifier);
},
};
+1 -3
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@@ -1,6 +1,6 @@
{
"name": "example-image",
"version": "0.1.5",
"version": "0.1.1",
"type": "module",
"private": true,
"scripts": {
@@ -28,8 +28,6 @@
"react-resizable-panels": "^4.4.1",
"tailwind-merge": "^3.5.0",
"tailwindcss": "^4.1.18",
"@upstash/ratelimit": "^2.0.8",
"@upstash/redis": "^1.37.0",
"zod": "4.3.6"
},
"devDependencies": {
-41
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@@ -1,41 +0,0 @@
# example-mcp
## 0.1.4
### Patch Changes
- Updated dependencies [a8afd8b]
- @json-render/core@0.14.0
- @json-render/mcp@0.14.0
- @json-render/react@0.14.0
- @json-render/shadcn@0.14.0
## 0.1.3
### Patch Changes
- Updated dependencies [5b32de8]
- @json-render/core@0.13.0
- @json-render/mcp@0.13.0
- @json-render/react@0.13.0
- @json-render/shadcn@0.13.0
## 0.1.2
### Patch Changes
- Updated dependencies [54a1ecf]
- @json-render/core@0.12.1
- @json-render/mcp@0.12.1
- @json-render/react@0.12.1
- @json-render/shadcn@0.12.1
## 0.1.1
### Patch Changes
- Updated dependencies [63c339b]
- @json-render/core@0.12.0
- @json-render/mcp@0.12.0
- @json-render/react@0.12.0
- @json-render/shadcn@0.12.0
-63
View File
@@ -1,63 +0,0 @@
# MCP App Example
A json-render MCP App that serves interactive shadcn/ui-based UIs directly inside Claude, ChatGPT, Cursor, VS Code, and other MCP-capable clients.
## Setup
```bash
pnpm install
pnpm build
```
## Usage
### With Cursor
Add to `.cursor/mcp.json`:
```json
{
"mcpServers": {
"json-render": {
"command": "npx",
"args": ["tsx", "examples/mcp/server.ts", "--stdio"]
}
}
}
```
### With Claude Desktop
Add to `~/Library/Application Support/Claude/claude_desktop_config.json`:
```json
{
"mcpServers": {
"json-render": {
"command": "npx",
"args": ["tsx", "/absolute/path/to/examples/mcp/server.ts", "--stdio"]
}
}
}
```
### HTTP Transport
```bash
pnpm start
# Server listens on http://localhost:3001/mcp
```
### Stdio Transport
```bash
pnpm start:stdio
```
## How It Works
1. The Vite build bundles the React app (with shadcn components and `useJsonRenderApp` hook) into a single self-contained HTML file
2. The MCP server registers a `render-ui` tool with the catalog prompt as its description
3. When the LLM calls the tool, it generates a json-render spec constrained to the catalog
4. The host renders the bundled HTML in a sandboxed iframe
5. The iframe receives the spec via the MCP Apps protocol and renders it with json-render
-13
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@@ -1,13 +0,0 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta http-equiv="Content-Security-Policy" content="default-src 'self' 'unsafe-inline' 'unsafe-eval' data: blob:; img-src * data: blob:; font-src * data:; connect-src *; media-src *;" />
<title>json-render MCP App</title>
</head>
<body>
<div id="root"></div>
<script type="module" src="/src/main.tsx"></script>
</body>
</html>
-34
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@@ -1,34 +0,0 @@
{
"name": "example-mcp",
"version": "0.1.4",
"type": "module",
"private": true,
"scripts": {
"build": "vite build",
"start": "tsx server.ts",
"start:stdio": "tsx server.ts --stdio",
"dev": "tsx watch server.ts"
},
"dependencies": {
"@json-render/core": "workspace:*",
"@json-render/mcp": "workspace:*",
"@json-render/react": "workspace:*",
"@json-render/shadcn": "workspace:*",
"@modelcontextprotocol/ext-apps": "^1.2.0",
"@modelcontextprotocol/sdk": "^1.27.1",
"react": "^19.0.0",
"react-dom": "^19.0.0",
"zod": "^4.3.6"
},
"devDependencies": {
"@types/react": "19.2.3",
"@types/react-dom": "19.2.3",
"@tailwindcss/vite": "^4.2.1",
"@vitejs/plugin-react": "^5.1.4",
"tailwindcss": "^4.2.1",
"tsx": "^4.21.0",
"typescript": "^5.7.2",
"vite": "^6.3.5",
"vite-plugin-singlefile": "^2.3.0"
}
}
-86
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@@ -1,86 +0,0 @@
import { createMcpApp } from "@json-render/mcp";
import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
import { StreamableHTTPServerTransport } from "@modelcontextprotocol/sdk/server/streamableHttp.js";
import { createMcpExpressApp } from "@modelcontextprotocol/sdk/server/express.js";
import fs from "node:fs";
import path from "node:path";
import { fileURLToPath } from "node:url";
import { catalog } from "./src/catalog.js";
const __dirname = path.dirname(fileURLToPath(import.meta.url));
function loadHtml(): string {
const htmlPath = path.join(__dirname, "dist", "index.html");
if (!fs.existsSync(htmlPath)) {
throw new Error(
`Built HTML not found at ${htmlPath}. Run 'pnpm build' first.`,
);
}
return fs.readFileSync(htmlPath, "utf-8");
}
async function startStdio() {
const html = loadHtml();
const server = await createMcpApp({
name: "json-render Example",
version: "1.0.0",
catalog,
html,
});
await server.connect(new StdioServerTransport());
}
async function startHttp() {
const html = loadHtml();
const port = parseInt(process.env.PORT ?? "3001", 10);
const expressApp = createMcpExpressApp({ host: "0.0.0.0" });
expressApp.all("/mcp", async (req, res) => {
const server = await createMcpApp({
name: "json-render Example",
version: "1.0.0",
catalog,
html,
});
const transport = new StreamableHTTPServerTransport({
sessionIdGenerator: undefined,
});
res.on("close", () => {
transport.close().catch(() => {});
server.close().catch(() => {});
});
try {
await server.connect(transport);
await transport.handleRequest(req, res, req.body);
} catch (error) {
console.error("MCP error:", error);
if (!res.headersSent) {
res.status(500).json({
jsonrpc: "2.0",
error: { code: -32603, message: "Internal server error" },
id: null,
});
}
}
});
expressApp.listen(port, () => {
console.log(`MCP server listening on http://localhost:${port}/mcp`);
});
}
if (process.argv.includes("--stdio")) {
startStdio().catch((e) => {
console.error(e);
process.exit(1);
});
} else {
startHttp().catch((e) => {
console.error(e);
process.exit(1);
});
}
-10
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@@ -1,10 +0,0 @@
import { defineCatalog } from "@json-render/core";
import { schema } from "@json-render/react/schema";
import { shadcnComponentDefinitions } from "@json-render/shadcn/catalog";
export const catalog = defineCatalog(schema, {
components: {
...shadcnComponentDefinitions,
},
actions: {},
});
-106
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@@ -1,106 +0,0 @@
@import "tailwindcss";
@source "../../../packages/shadcn/src";
@source "../../../packages/react/src";
@custom-variant dark (&:is([data-theme="dark"] *));
@theme inline {
--radius-sm: calc(var(--radius) - 4px);
--radius-md: calc(var(--radius) - 2px);
--radius-lg: var(--radius);
--radius-xl: calc(var(--radius) + 4px);
--radius-2xl: calc(var(--radius) + 8px);
--color-background: var(--background);
--color-foreground: var(--foreground);
--color-card: var(--card);
--color-card-foreground: var(--card-foreground);
--color-popover: var(--popover);
--color-popover-foreground: var(--popover-foreground);
--color-primary: var(--primary);
--color-primary-foreground: var(--primary-foreground);
--color-secondary: var(--secondary);
--color-secondary-foreground: var(--secondary-foreground);
--color-muted: var(--muted);
--color-muted-foreground: var(--muted-foreground);
--color-accent: var(--accent);
--color-accent-foreground: var(--accent-foreground);
--color-destructive: var(--destructive);
--color-border: var(--border);
--color-input: var(--input);
--color-ring: var(--ring);
}
:root {
--radius: 0.625rem;
--background: oklch(1 0 0);
--foreground: oklch(0.145 0 0);
--card: oklch(1 0 0);
--card-foreground: oklch(0.145 0 0);
--popover: oklch(1 0 0);
--popover-foreground: oklch(0.145 0 0);
--primary: oklch(0.205 0 0);
--primary-foreground: oklch(0.985 0 0);
--secondary: oklch(0.97 0 0);
--secondary-foreground: oklch(0.205 0 0);
--muted: oklch(0.97 0 0);
--muted-foreground: oklch(0.556 0 0);
--accent: oklch(0.97 0 0);
--accent-foreground: oklch(0.205 0 0);
--destructive: oklch(0.577 0.245 27.325);
--border: oklch(0.922 0 0);
--input: oklch(0.922 0 0);
--ring: oklch(0.708 0 0);
}
[data-theme="dark"] {
--background: var(--color-background-secondary, var(--vscode-editor-background, oklch(0.145 0 0)));
--foreground: var(--color-text-primary, var(--vscode-foreground, oklch(0.985 0 0)));
--card: var(--color-background-primary, var(--vscode-sideBar-background, oklch(0.205 0 0)));
--card-foreground: var(--color-text-primary, var(--vscode-foreground, oklch(0.985 0 0)));
--popover: var(--color-background-primary, var(--vscode-sideBar-background, oklch(0.205 0 0)));
--popover-foreground: var(--color-text-primary, var(--vscode-foreground, oklch(0.985 0 0)));
--primary: var(--color-text-primary, var(--vscode-foreground, oklch(0.922 0 0)));
--primary-foreground: var(--color-background-primary, var(--vscode-sideBar-background, oklch(0.205 0 0)));
--secondary: var(--color-background-tertiary, var(--vscode-activityBar-background, oklch(0.269 0 0)));
--secondary-foreground: var(--color-text-primary, var(--vscode-foreground, oklch(0.985 0 0)));
--muted: var(--color-background-tertiary, var(--vscode-activityBar-background, oklch(0.269 0 0)));
--muted-foreground: var(--color-text-secondary, var(--vscode-descriptionForeground, oklch(0.708 0 0)));
--accent: var(--color-background-tertiary, var(--vscode-activityBar-background, oklch(0.269 0 0)));
--accent-foreground: var(--color-text-primary, var(--vscode-foreground, oklch(0.985 0 0)));
--destructive: var(--color-text-danger, var(--vscode-errorForeground, oklch(0.704 0.191 22.216)));
--border: var(--color-border-primary, var(--vscode-widget-border, oklch(1 0 0 / 10%)));
--input: var(--color-border-secondary, var(--vscode-editorWidget-border, oklch(1 0 0 / 15%)));
--ring: var(--color-ring-primary, var(--vscode-focusBorder, oklch(0.556 0 0)));
}
* {
box-sizing: border-box;
border-color: var(--color-border);
}
html, body, #root {
width: 100%;
height: 100%;
margin: 0;
padding: 0;
}
body {
background-color: var(--color-background);
color: var(--color-foreground);
font-family: var(--vscode-font-family, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
}
@layer base {
* {
@apply border-border outline-ring/50;
}
body {
@apply text-foreground;
background-color: var(--color-background) !important;
}
}
button {
cursor: pointer;
}
-269
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@@ -1,269 +0,0 @@
import "./globals.css";
import {
Component,
useState,
useEffect,
useCallback,
type ReactNode,
} from "react";
import { createRoot } from "react-dom/client";
import { App as McpApp } from "@modelcontextprotocol/ext-apps";
import { JSONUIProvider, Renderer, defineRegistry } from "@json-render/react";
import { shadcnComponents } from "@json-render/shadcn";
import type { Spec } from "@json-render/core";
import { catalog } from "./catalog";
const { registry } = defineRegistry(catalog, {
components: {
...shadcnComponents,
Avatar: ({ props }: { props: Record<string, unknown> }) => {
const name = (props.name as string) || (props.alt as string) || "?";
const src = props.src as string | undefined;
const initials = name
.split(" ")
.map((n) => n[0])
.join("")
.slice(0, 2)
.toUpperCase();
const size = props.size === "lg" ? 48 : props.size === "sm" ? 32 : 40;
const [imgFailed, setImgFailed] = useState(false);
const onError = useCallback(() => setImgFailed(true), []);
const showImg = src && !imgFailed;
return (
<div
style={{
width: size,
height: size,
borderRadius: "50%",
overflow: "hidden",
backgroundColor: "var(--color-background-tertiary, #27272a)",
display: "flex",
alignItems: "center",
justifyContent: "center",
flexShrink: 0,
}}
>
{showImg ? (
<img
src={src}
alt={name}
referrerPolicy="no-referrer"
crossOrigin="anonymous"
width={size}
height={size}
onError={onError}
style={{ objectFit: "cover", width: size, height: size }}
/>
) : (
<span
style={{
fontSize: size * 0.4,
color: "var(--color-text-secondary, #a1a1aa)",
}}
>
{initials}
</span>
)}
</div>
);
},
},
});
class ErrorBoundary extends Component<
{ children: ReactNode },
{ error: Error | null }
> {
state = { error: null as Error | null };
static getDerivedStateFromError(error: Error) {
return { error };
}
render() {
if (this.state.error) {
return (
<div
style={{
padding: 16,
color: "#dc2626",
fontFamily: "monospace",
fontSize: 13,
}}
>
Error: {this.state.error.message}
</div>
);
}
return this.props.children;
}
}
function forceFullWidth(spec: Spec): Spec {
if (!spec.elements) return spec;
const elements = { ...spec.elements };
for (const [key, el] of Object.entries(elements)) {
if (el.type === "Card" && el.props) {
elements[key] = {
...el,
props: { ...el.props, maxWidth: "full", centered: false },
};
}
}
return { ...spec, elements };
}
function parseSpec(
result: { content?: Array<{ type: string; text?: string }> } | undefined,
): Spec | null {
const text = result?.content?.find((c) => c.type === "text")?.text;
if (!text) return null;
try {
return forceFullWidth(JSON.parse(text) as Spec);
} catch {
return null;
}
}
function applyHostContext(ctx: {
theme?: string;
styles?: { variables?: Record<string, string> };
}) {
if (ctx.theme) {
document.documentElement.setAttribute("data-theme", ctx.theme);
document.documentElement.style.colorScheme = ctx.theme;
}
if (ctx.styles?.variables) {
const root = document.documentElement;
for (const [key, value] of Object.entries(ctx.styles.variables)) {
root.style.setProperty(key, value);
}
}
}
function McpAppView() {
const [spec, setSpec] = useState<Spec | null>(null);
const [error, setError] = useState<string | null>(null);
useEffect(() => {
let specReceived = false;
function handleSpec(s: Spec) {
if (specReceived) return;
specReceived = true;
setSpec(s);
}
function onMessage(event: MessageEvent) {
if (specReceived) return;
const data = event.data as Record<string, unknown> | undefined;
if (!data || typeof data !== "object") return;
const method = data.method as string | undefined;
const params = data.params as Record<string, unknown> | undefined;
// Cursor sends the spec via tool-input
if (method === "ui/notifications/tool-input" && params?.arguments) {
const args = params.arguments as Record<string, unknown>;
const rawSpec = args.spec;
if (
rawSpec &&
typeof rawSpec === "object" &&
"root" in rawSpec &&
"elements" in rawSpec
) {
handleSpec(forceFullWidth(rawSpec as Spec));
}
}
}
window.addEventListener("message", onMessage);
const app = new McpApp({ name: "json-render", version: "1.0.0" });
app.ontoolresult = (result) => {
const parsed = parseSpec(
result as { content?: Array<{ type: string; text?: string }> },
);
if (parsed) handleSpec(parsed);
};
app.onhostcontextchanged = (ctx) =>
applyHostContext(ctx as Parameters<typeof applyHostContext>[0]);
app.onerror = (err: unknown) => {
setError(err instanceof Error ? err.message : String(err));
};
app
.connect()
.then(() => {
const ctx = app.getHostContext?.();
if (ctx)
applyHostContext(ctx as Parameters<typeof applyHostContext>[0]);
// Fallback: if host didn't provide theme, detect via media query
if (!ctx || !(ctx as Record<string, unknown>).theme) {
const prefersDark = window.matchMedia(
"(prefers-color-scheme: dark)",
).matches;
document.documentElement.setAttribute(
"data-theme",
prefersDark ? "dark" : "light",
);
document.documentElement.style.colorScheme = prefersDark
? "dark"
: "light";
}
})
.catch((err: unknown) =>
setError(err instanceof Error ? err.message : String(err)),
);
return () => {
window.removeEventListener("message", onMessage);
app.close().catch(() => {});
};
}, []);
if (error) {
return (
<div
style={{
padding: 16,
color: "#dc2626",
fontFamily: "monospace",
fontSize: 13,
}}
>
{error}
</div>
);
}
if (!spec) {
return (
<div
style={{
padding: 16,
color: "#6b7280",
fontFamily: "sans-serif",
fontSize: 14,
}}
>
Loading...
</div>
);
}
return (
<JSONUIProvider registry={registry} initialState={spec.state ?? {}}>
<div className="w-full">
<Renderer spec={spec} registry={registry} />
</div>
</JSONUIProvider>
);
}
createRoot(document.getElementById("root")!).render(
<ErrorBoundary>
<McpAppView />
</ErrorBoundary>,
);
-89
View File
@@ -1,89 +0,0 @@
import { JSONUIProvider, Renderer } from "@json-render/react";
import { shadcnComponents } from "@json-render/shadcn";
import { defineRegistry } from "@json-render/react";
import { useJsonRenderApp } from "@json-render/mcp/app";
import { catalog } from "./catalog";
import { useState, useEffect } from "react";
const { registry } = defineRegistry(catalog, {
components: {
...shadcnComponents,
},
});
const debugStyle = {
padding: 12,
fontFamily: "monospace",
fontSize: 12,
color: "#000",
background: "#fffbe6",
border: "1px solid #faad14",
borderRadius: 4,
margin: 8,
whiteSpace: "pre-wrap" as const,
wordBreak: "break-all" as const,
};
export function McpAppView() {
const [logs, setLogs] = useState<string[]>(["App mounted"]);
const addLog = (msg: string) => {
setLogs((prev) => [
...prev,
`${new Date().toISOString().slice(11, 23)} ${msg}`,
]);
};
const { spec, loading, connected, connecting, error } = useJsonRenderApp({
name: "json-render-mcp-example",
version: "1.0.0",
});
useEffect(() => {
addLog(
`State: connecting=${connecting} connected=${connected} error=${error?.message ?? "none"} loading=${loading} spec=${spec ? "yes" : "null"}`,
);
}, [connecting, connected, error, loading, spec]);
useEffect(() => {
if (spec) {
addLog(
`Spec received: root=${spec.root}, elements=${Object.keys(spec.elements ?? {}).join(",")}`,
);
}
}, [spec]);
if (error) {
return (
<div style={debugStyle}>
<div style={{ color: "#ef4444", fontWeight: "bold" }}>
Connection error: {error.message}
</div>
<div style={{ marginTop: 8 }}>{logs.join("\n")}</div>
</div>
);
}
if (!spec) {
return (
<div style={debugStyle}>
<div>
{connecting
? "Connecting to host..."
: loading
? "Waiting for UI spec..."
: "No spec received."}
</div>
<div style={{ marginTop: 8 }}>{logs.join("\n")}</div>
</div>
);
}
return (
<div>
<JSONUIProvider registry={registry} initialState={spec.state ?? {}}>
<Renderer spec={spec} registry={registry} loading={loading} />
</JSONUIProvider>
</div>
);
}
-17
View File
@@ -1,17 +0,0 @@
{
"compilerOptions": {
"target": "ES2022",
"lib": ["ES2022", "DOM", "DOM.Iterable"],
"module": "ESNext",
"moduleResolution": "bundler",
"allowImportingTsExtensions": true,
"resolveJsonModule": true,
"isolatedModules": true,
"verbatimModuleSyntax": true,
"noEmit": true,
"strict": true,
"skipLibCheck": true,
"jsx": "react-jsx"
},
"include": ["src", "server.ts"]
}
-18
View File
@@ -1,18 +0,0 @@
import { defineConfig } from "vite";
import react from "@vitejs/plugin-react";
import { viteSingleFile } from "vite-plugin-singlefile";
import tailwindcss from "@tailwindcss/vite";
export default defineConfig({
plugins: [react(), tailwindcss(), viteSingleFile()],
resolve: {
dedupe: ["react", "react-dom"],
},
build: {
outDir: "dist",
emptyOutDir: false,
rollupOptions: {
input: "index.html",
},
},
});
-36
View File
@@ -1,41 +1,5 @@
# example-no-ai
## 0.1.8
### Patch Changes
- Updated dependencies [a8afd8b]
- @json-render/core@0.14.0
- @json-render/react@0.14.0
- @json-render/shadcn@0.14.0
## 0.1.7
### Patch Changes
- Updated dependencies [5b32de8]
- @json-render/core@0.13.0
- @json-render/react@0.13.0
- @json-render/shadcn@0.13.0
## 0.1.6
### Patch Changes
- Updated dependencies [54a1ecf]
- @json-render/core@0.12.1
- @json-render/react@0.12.1
- @json-render/shadcn@0.12.1
## 0.1.5
### Patch Changes
- Updated dependencies [63c339b]
- @json-render/core@0.12.0
- @json-render/react@0.12.0
- @json-render/shadcn@0.12.0
## 0.1.4
### Patch Changes
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+1 -1
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@@ -1,6 +1,6 @@
{
"name": "example-no-ai",
"version": "0.1.8",
"version": "0.1.4",
"type": "module",
"private": true,
"scripts": {
-7
View File
@@ -7,10 +7,3 @@ AI_GATEWAY_API_KEY=
# Override the default model used for email generation
# Default: anthropic/claude-haiku-4.5
AI_GATEWAY_MODEL=anthropic/claude-haiku-4.5
# Rate Limiting (Upstash Redis)
# Optional - rate limiting is disabled when these are not set
KV_REST_API_URL=
KV_REST_API_TOKEN=
RATE_LIMIT_PER_MINUTE=10
RATE_LIMIT_PER_DAY=100
-33
View File
@@ -1,33 +0,0 @@
# example-react-email
## 0.1.4
### Patch Changes
- Updated dependencies [a8afd8b]
- @json-render/core@0.14.0
- @json-render/react-email@0.14.0
## 0.1.3
### Patch Changes
- Updated dependencies [5b32de8]
- @json-render/core@0.13.0
- @json-render/react-email@0.13.0
## 0.1.2
### Patch Changes
- Updated dependencies [54a1ecf]
- @json-render/core@0.12.1
- @json-render/react-email@0.12.1
## 0.1.1
### Patch Changes
- Updated dependencies [63c339b]
- @json-render/core@0.12.0
- @json-render/react-email@0.12.0
@@ -1,8 +1,6 @@
import { streamText } from "ai";
import { buildUserPrompt, type Spec } from "@json-render/core";
import { emailCatalog } from "@/lib/catalog";
import { minuteRateLimit, dailyRateLimit } from "@/lib/rate-limit";
import { headers } from "next/headers";
export const maxDuration = 60;
@@ -11,30 +9,6 @@ const SYSTEM_PROMPT = emailCatalog.prompt();
const DEFAULT_MODEL = "anthropic/claude-haiku-4.5";
export async function POST(req: Request) {
const headersList = await headers();
const ip = headersList.get("x-forwarded-for")?.split(",")[0] ?? "anonymous";
const [minuteResult, dailyResult] = await Promise.all([
minuteRateLimit.limit(ip),
dailyRateLimit.limit(ip),
]);
if (!minuteResult.success || !dailyResult.success) {
const isMinuteLimit = !minuteResult.success;
return new Response(
JSON.stringify({
error: "Rate limit exceeded",
message: isMinuteLimit
? "Too many requests. Please wait a moment before trying again."
: "Daily limit reached. Please try again tomorrow.",
}),
{
status: 429,
headers: { "Content-Type": "application/json" },
},
);
}
const { prompt, startingSpec } = (await req.json()) as {
prompt: string;
startingSpec?: Spec | null;
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@@ -1,57 +0,0 @@
import { Ratelimit } from "@upstash/ratelimit";
import { Redis } from "@upstash/redis";
// Lazy initialization to avoid errors when Redis env vars are not configured
let _minuteRateLimit: Ratelimit | null = null;
let _dailyRateLimit: Ratelimit | null = null;
function getRedis(): Redis | null {
const url = process.env.KV_REST_API_URL;
const token = process.env.KV_REST_API_TOKEN;
if (!url || !token) {
return null;
}
return new Redis({ url, token });
}
// No-op rate limiter for when Redis is not configured
const noopRateLimiter = {
limit: async () => ({ success: true, limit: 0, remaining: 0, reset: 0 }),
};
const MINUTE_LIMIT = Number(process.env.RATE_LIMIT_PER_MINUTE) || 10;
const DAILY_LIMIT = Number(process.env.RATE_LIMIT_PER_DAY) || 100;
// Requests per minute (sliding window)
export const minuteRateLimit = {
limit: async (identifier: string) => {
if (!_minuteRateLimit) {
const redis = getRedis();
if (!redis) return noopRateLimiter.limit();
_minuteRateLimit = new Ratelimit({
redis,
limiter: Ratelimit.slidingWindow(MINUTE_LIMIT, "1 m"),
prefix: "ratelimit:react-email:minute",
});
}
return _minuteRateLimit.limit(identifier);
},
};
// Requests per day (fixed window)
export const dailyRateLimit = {
limit: async (identifier: string) => {
if (!_dailyRateLimit) {
const redis = getRedis();
if (!redis) return noopRateLimiter.limit();
_dailyRateLimit = new Ratelimit({
redis,
limiter: Ratelimit.fixedWindow(DAILY_LIMIT, "1 d"),
prefix: "ratelimit:react-email:daily",
});
}
return _dailyRateLimit.limit(identifier);
},
};
+2 -4
View File
@@ -1,6 +1,6 @@
{
"name": "example-react-email",
"version": "0.1.4",
"version": "0.1.0",
"type": "module",
"private": true,
"scripts": {
@@ -25,9 +25,7 @@
"react-resizable-panels": "^4.4.1",
"tailwind-merge": "^3.5.0",
"tailwindcss": "^4.1.18",
"@upstash/ratelimit": "^2.0.8",
"@upstash/redis": "^1.37.0",
"zod": "4.3.6"
"zod": "4.3.5"
},
"devDependencies": {
"@internal/typescript-config": "workspace:*",
-32
View File
@@ -1,37 +1,5 @@
# example-react-native
## 0.1.8
### Patch Changes
- Updated dependencies [a8afd8b]
- @json-render/core@0.14.0
- @json-render/react-native@0.14.0
## 0.1.7
### Patch Changes
- Updated dependencies [5b32de8]
- @json-render/core@0.13.0
- @json-render/react-native@0.13.0
## 0.1.6
### Patch Changes
- Updated dependencies [54a1ecf]
- @json-render/core@0.12.1
- @json-render/react-native@0.12.1
## 0.1.5
### Patch Changes
- Updated dependencies [63c339b]
- @json-render/core@0.12.0
- @json-render/react-native@0.12.0
## 0.1.4
### Patch Changes
+1 -1
View File
@@ -1,6 +1,6 @@
{
"name": "example-react-native",
"version": "0.1.8",
"version": "0.1.4",
"private": true,
"main": "expo-router/entry",
"scripts": {
-7
View File
@@ -3,10 +3,3 @@ AI_GATEWAY_API_KEY=
# Optional: override the default model (default: anthropic/claude-haiku-4.5)
# AI_GATEWAY_MODEL=openai/gpt-4o-mini
# Rate Limiting (Upstash Redis)
# Optional - rate limiting is disabled when these are not set
KV_REST_API_URL=
KV_REST_API_TOKEN=
RATE_LIMIT_PER_MINUTE=10
RATE_LIMIT_PER_DAY=100
-32
View File
@@ -1,37 +1,5 @@
# example-react-pdf
## 0.1.8
### Patch Changes
- Updated dependencies [a8afd8b]
- @json-render/core@0.14.0
- @json-render/react-pdf@0.14.0
## 0.1.7
### Patch Changes
- Updated dependencies [5b32de8]
- @json-render/core@0.13.0
- @json-render/react-pdf@0.13.0
## 0.1.6
### Patch Changes
- Updated dependencies [54a1ecf]
- @json-render/core@0.12.1
- @json-render/react-pdf@0.12.1
## 0.1.5
### Patch Changes
- Updated dependencies [63c339b]
- @json-render/core@0.12.0
- @json-render/react-pdf@0.12.0
## 0.1.4
### Patch Changes
@@ -2,8 +2,6 @@ import { streamText } from "ai";
import { gateway } from "@ai-sdk/gateway";
import { buildUserPrompt, type Spec } from "@json-render/core";
import { pdfCatalog } from "@/lib/catalog";
import { minuteRateLimit, dailyRateLimit } from "@/lib/rate-limit";
import { headers } from "next/headers";
export const maxDuration = 60;
@@ -12,30 +10,6 @@ const SYSTEM_PROMPT = pdfCatalog.prompt();
const DEFAULT_MODEL = "anthropic/claude-haiku-4.5";
export async function POST(req: Request) {
const headersList = await headers();
const ip = headersList.get("x-forwarded-for")?.split(",")[0] ?? "anonymous";
const [minuteResult, dailyResult] = await Promise.all([
minuteRateLimit.limit(ip),
dailyRateLimit.limit(ip),
]);
if (!minuteResult.success || !dailyResult.success) {
const isMinuteLimit = !minuteResult.success;
return new Response(
JSON.stringify({
error: "Rate limit exceeded",
message: isMinuteLimit
? "Too many requests. Please wait a moment before trying again."
: "Daily limit reached. Please try again tomorrow.",
}),
{
status: 429,
headers: { "Content-Type": "application/json" },
},
);
}
const { prompt, startingSpec } = (await req.json()) as {
prompt: string;
startingSpec?: Spec | null;
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import { Ratelimit } from "@upstash/ratelimit";
import { Redis } from "@upstash/redis";
// Lazy initialization to avoid errors when Redis env vars are not configured
let _minuteRateLimit: Ratelimit | null = null;
let _dailyRateLimit: Ratelimit | null = null;
function getRedis(): Redis | null {
const url = process.env.KV_REST_API_URL;
const token = process.env.KV_REST_API_TOKEN;
if (!url || !token) {
return null;
}
return new Redis({ url, token });
}
// No-op rate limiter for when Redis is not configured
const noopRateLimiter = {
limit: async () => ({ success: true, limit: 0, remaining: 0, reset: 0 }),
};
const MINUTE_LIMIT = Number(process.env.RATE_LIMIT_PER_MINUTE) || 10;
const DAILY_LIMIT = Number(process.env.RATE_LIMIT_PER_DAY) || 100;
// Requests per minute (sliding window)
export const minuteRateLimit = {
limit: async (identifier: string) => {
if (!_minuteRateLimit) {
const redis = getRedis();
if (!redis) return noopRateLimiter.limit();
_minuteRateLimit = new Ratelimit({
redis,
limiter: Ratelimit.slidingWindow(MINUTE_LIMIT, "1 m"),
prefix: "ratelimit:react-pdf:minute",
});
}
return _minuteRateLimit.limit(identifier);
},
};
// Requests per day (fixed window)
export const dailyRateLimit = {
limit: async (identifier: string) => {
if (!_dailyRateLimit) {
const redis = getRedis();
if (!redis) return noopRateLimiter.limit();
_dailyRateLimit = new Ratelimit({
redis,
limiter: Ratelimit.fixedWindow(DAILY_LIMIT, "1 d"),
prefix: "ratelimit:react-pdf:daily",
});
}
return _dailyRateLimit.limit(identifier);
},
};
+1 -3
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@@ -1,6 +1,6 @@
{
"name": "example-react-pdf",
"version": "0.1.8",
"version": "0.1.4",
"type": "module",
"private": true,
"scripts": {
@@ -26,8 +26,6 @@
"react-resizable-panels": "^4.4.1",
"tailwind-merge": "^3.5.0",
"tailwindcss": "^4.1.18",
"@upstash/ratelimit": "^2.0.8",
"@upstash/redis": "^1.37.0",
"zod": "4.3.6"
},
"devDependencies": {
-19
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@@ -1,19 +0,0 @@
# example-react-three-fiber
## 0.1.8
### Patch Changes
- Updated dependencies [a8afd8b]
- @json-render/core@0.14.0
- @json-render/react@0.14.0
- @json-render/react-three-fiber@0.14.0
## 0.1.7
### Patch Changes
- Updated dependencies [5b32de8]
- @json-render/core@0.13.0
- @json-render/react-three-fiber@0.13.0
- @json-render/react@0.13.0
-20
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@@ -1,20 +0,0 @@
import type { Metadata } from "next";
export const metadata: Metadata = {
title: "json-render React Three Fiber Example",
description: "3D scenes from JSON specs with @json-render/react-three-fiber",
};
export default function RootLayout({
children,
}: {
children: React.ReactNode;
}) {
return (
<html lang="en">
<body style={{ margin: 0, fontFamily: "system-ui, sans-serif" }}>
{children}
</body>
</html>
);
}
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@@ -1,490 +0,0 @@
"use client";
import { useState, useSyncExternalStore, useCallback } from "react";
import { defineCatalog } from "@json-render/core";
import type { ComputedFunction } from "@json-render/core";
import { schema, defineRegistry } from "@json-render/react";
import {
threeComponentDefinitions,
threeComponents,
ThreeCanvas,
} from "@json-render/react-three-fiber";
import { scenes } from "./scenes";
const catalog = defineCatalog(schema, {
components: {
...threeComponentDefinitions,
},
actions: {},
});
const { registry } = defineRegistry(catalog, {
components: {
...threeComponents,
},
});
function num(v: unknown, fallback: number): number {
return typeof v === "number" ? v : fallback;
}
const computedFunctions: Record<string, ComputedFunction> = {
halfHeight: (a) => num(a.h, 1) / 2,
helixX: (a) => {
const angle =
(num(a.i, 0) / num(a.count, 40)) * num(a.turns, 3) * 2 * Math.PI +
num(a.strand, 0) * Math.PI;
return num(a.radius, 1.8) * Math.cos(angle);
},
helixY: (a) => num(a.i, 0) * num(a.spacing, 0.3) + num(a.offset, -6),
helixZ: (a) => {
const angle =
(num(a.i, 0) / num(a.count, 40)) * num(a.turns, 3) * 2 * Math.PI +
num(a.strand, 0) * Math.PI;
return num(a.radius, 1.8) * Math.sin(angle);
},
helixHue: (a) => {
const t = num(a.i, 0) / num(a.count, 40);
return `hsl(${Math.round(t * 270 + 180)}, 85%, 60%)`;
},
spiralX: (a) => {
const t = num(a.i, 0) / num(a.count, 60);
const r = 0.5 + t * num(a.maxRadius, 7);
const angle = t * num(a.turns, 4) * 2 * Math.PI;
return r * Math.cos(angle);
},
spiralZ: (a) => {
const t = num(a.i, 0) / num(a.count, 60);
const r = 0.5 + t * num(a.maxRadius, 7);
const angle = t * num(a.turns, 4) * 2 * Math.PI;
return r * Math.sin(angle);
},
spiralY: (a) => {
const i = num(a.i, 0);
return Math.sin(i * 1.7) * 0.4;
},
spiralScale: (a) => {
const t = num(a.i, 0) / num(a.count, 60);
return 0.08 + (1 - t) * 0.25;
},
spiralEmissive: (a) => {
const t = num(a.i, 0) / num(a.count, 60);
return Math.max(0, 1 - t * 1.5);
},
circleX: (a) => {
const angle = (num(a.i, 0) / num(a.count, 8)) * 2 * Math.PI;
return num(a.radius, 3) * Math.cos(angle);
},
circleZ: (a) => {
const angle = (num(a.i, 0) / num(a.count, 8)) * 2 * Math.PI;
return num(a.radius, 3) * Math.sin(angle);
},
circleY: (a) => {
const angle = (num(a.i, 0) / num(a.count, 8)) * 2 * Math.PI;
return Math.sin(angle * num(a.freq, 3)) * num(a.amp, 0.3);
},
circleAngle: (a) => {
return (num(a.i, 0) / num(a.count, 8)) * 2 * Math.PI;
},
circleHue: (a) => {
const t = num(a.i, 0) / num(a.count, 8);
return `hsl(${Math.round(t * 360)}, ${num(a.sat, 70)}%, ${num(a.lit, 80)}%)`;
},
};
function highlightJson(json: string): string {
return json.replace(
/("(?:\\.|[^"\\])*")\s*(:)|("(?:\\.|[^"\\])*")|([-+]?\d+(?:\.\d+)?(?:[eE][+-]?\d+)?)|(\btrue\b|\bfalse\b|\bnull\b)|([{}[\]:,])/g,
(_, key, colon, str, num, lit, punct) => {
if (key) return `<span style="color:#FF4D8D">${key}</span>${colon}`;
if (str) return `<span style="color:#00CA50">${str}</span>`;
if (num) return `<span style="color:#47A8FF">${num}</span>`;
if (lit) return `<span style="color:#47A8FF">${lit}</span>`;
if (punct) return `<span style="color:#666">${punct}</span>`;
return _;
},
);
}
const MOBILE_BREAKPOINT = 768;
function subscribeToResize(cb: () => void) {
window.addEventListener("resize", cb);
return () => window.removeEventListener("resize", cb);
}
function getIsMobile() {
return typeof window !== "undefined"
? window.innerWidth < MOBILE_BREAKPOINT
: false;
}
function useIsMobile() {
return useSyncExternalStore(subscribeToResize, getIsMobile, () => false);
}
const LIST_WIDTH = 220;
const JSON_WIDTH = 380;
const HEADER_HEIGHT = 40;
const MOBILE_HEADER_HEIGHT = 48;
const headerStyle: React.CSSProperties = {
height: HEADER_HEIGHT,
display: "flex",
alignItems: "center",
padding: "0 16px",
fontSize: 11,
fontWeight: 600,
color: "#555",
letterSpacing: "0.08em",
textTransform: "uppercase",
fontFamily: "ui-monospace, monospace",
borderBottom: "1px solid #1e1e1e",
flexShrink: 0,
whiteSpace: "nowrap",
overflow: "hidden",
textOverflow: "ellipsis",
boxSizing: "border-box",
};
function MobileLayout() {
const [selectedIndex, setSelectedIndex] = useState(0);
const [showJson, setShowJson] = useState(false);
const [showScenes, setShowScenes] = useState(false);
const selected = scenes[selectedIndex]!;
const closePanels = useCallback(() => {
setShowJson(false);
setShowScenes(false);
}, []);
return (
<div
style={{
height: "100dvh",
display: "flex",
flexDirection: "column",
background: "#0a0a0a",
overflow: "hidden",
}}
>
<div
style={{
height: MOBILE_HEADER_HEIGHT,
display: "flex",
alignItems: "center",
justifyContent: "space-between",
padding: "0 12px",
borderBottom: "1px solid #1e1e1e",
background: "#0f0f0f",
flexShrink: 0,
gap: 8,
}}
>
<button
onClick={() => {
setShowScenes((v) => !v);
setShowJson(false);
}}
style={{
background: showScenes ? "rgba(255,255,255,0.1)" : "transparent",
border: "1px solid #333",
borderRadius: 6,
color: "#ccc",
fontSize: 12,
fontWeight: 500,
padding: "6px 10px",
cursor: "pointer",
fontFamily: "inherit",
whiteSpace: "nowrap",
overflow: "hidden",
textOverflow: "ellipsis",
maxWidth: "50%",
}}
>
{selected.name}
</button>
<span
style={{
flex: 1,
fontSize: 10,
color: "#555",
textAlign: "center",
overflow: "hidden",
textOverflow: "ellipsis",
whiteSpace: "nowrap",
fontFamily: "ui-monospace, monospace",
textTransform: "uppercase",
letterSpacing: "0.06em",
}}
>
{selected.description}
</span>
<button
onClick={() => {
setShowJson((v) => !v);
setShowScenes(false);
}}
style={{
background: showJson ? "rgba(255,255,255,0.1)" : "transparent",
border: "1px solid #333",
borderRadius: 6,
color: "#ccc",
fontSize: 11,
fontWeight: 500,
padding: "6px 10px",
cursor: "pointer",
fontFamily: "ui-monospace, monospace",
whiteSpace: "nowrap",
letterSpacing: "0.04em",
}}
>
JSON
</button>
</div>
<div style={{ flex: 1, position: "relative", minHeight: 0 }}>
<ThreeCanvas
key={selectedIndex}
spec={selected.spec}
registry={registry}
functions={computedFunctions}
shadows
camera={{ position: [0, 0, 5], fov: 50 }}
style={{ width: "100%", height: "100%" }}
/>
{showScenes && (
<>
<div
onClick={closePanels}
style={{
position: "absolute",
inset: 0,
background: "rgba(0,0,0,0.5)",
zIndex: 10,
}}
/>
<div
style={{
position: "absolute",
top: 0,
left: 0,
bottom: 0,
width: "75%",
maxWidth: 280,
background: "#0f0f0f",
borderRight: "1px solid #1e1e1e",
zIndex: 11,
display: "flex",
flexDirection: "column",
overflowY: "auto",
WebkitOverflowScrolling: "touch",
}}
>
<div style={{ ...headerStyle, height: 36 }}>Scenes</div>
<div style={{ padding: "6px 0" }}>
{scenes.map((scene, i) => (
<button
key={scene.name}
onClick={() => {
setSelectedIndex(i);
setShowScenes(false);
}}
style={{
display: "block",
width: "100%",
padding: "10px 16px",
fontSize: 14,
border: "none",
textAlign: "left",
background:
i === selectedIndex
? "rgba(255,255,255,0.08)"
: "transparent",
color: i === selectedIndex ? "#fff" : "#888",
fontWeight: i === selectedIndex ? 500 : 400,
cursor: "pointer",
borderLeft:
i === selectedIndex
? "2px solid #fff"
: "2px solid transparent",
fontFamily: "inherit",
}}
>
{scene.name}
</button>
))}
</div>
</div>
</>
)}
{showJson && (
<>
<div
onClick={closePanels}
style={{
position: "absolute",
inset: 0,
background: "rgba(0,0,0,0.5)",
zIndex: 10,
}}
/>
<div
style={{
position: "absolute",
top: 0,
right: 0,
bottom: 0,
width: "85%",
maxWidth: 400,
background: "#0d0d0d",
borderLeft: "1px solid #1e1e1e",
zIndex: 11,
display: "flex",
flexDirection: "column",
}}
>
<div style={{ ...headerStyle, height: 36 }}>Spec JSON</div>
<pre
style={{
flex: 1,
margin: 0,
padding: 14,
overflowY: "auto",
overflowX: "auto",
WebkitOverflowScrolling: "touch",
fontSize: 11,
lineHeight: 1.6,
fontFamily:
"ui-monospace, 'Cascadia Code', 'Source Code Pro', Menlo, Consolas, monospace",
color: "#EDEDED",
tabSize: 2,
}}
dangerouslySetInnerHTML={{
__html: highlightJson(JSON.stringify(selected.spec, null, 2)),
}}
/>
</div>
</>
)}
</div>
</div>
);
}
function DesktopLayout() {
const [selectedIndex, setSelectedIndex] = useState(0);
const selected = scenes[selectedIndex]!;
return (
<div style={{ height: "100vh", display: "flex", background: "#0a0a0a" }}>
<div
style={{
width: LIST_WIDTH,
flexShrink: 0,
display: "flex",
flexDirection: "column",
borderRight: "1px solid #1e1e1e",
background: "#0f0f0f",
}}
>
<div style={headerStyle}>Scenes</div>
<div style={{ flex: 1, overflowY: "auto", padding: "6px 0" }}>
{scenes.map((scene, i) => (
<button
key={scene.name}
onClick={() => setSelectedIndex(i)}
style={{
display: "block",
width: "100%",
padding: "8px 16px",
fontSize: 13,
border: "none",
textAlign: "left",
background:
i === selectedIndex
? "rgba(255,255,255,0.08)"
: "transparent",
color: i === selectedIndex ? "#fff" : "#888",
fontWeight: i === selectedIndex ? 500 : 400,
cursor: "pointer",
borderLeft:
i === selectedIndex
? "2px solid #fff"
: "2px solid transparent",
fontFamily: "inherit",
}}
>
{scene.name}
</button>
))}
</div>
</div>
<div
style={{
flex: 1,
display: "flex",
flexDirection: "column",
minWidth: 0,
}}
>
<div style={headerStyle}>{selected.description}</div>
<div style={{ flex: 1, background: "#000", position: "relative" }}>
<ThreeCanvas
key={selectedIndex}
spec={selected.spec}
registry={registry}
functions={computedFunctions}
shadows
camera={{ position: [0, 0, 5], fov: 50 }}
style={{ width: "100%", height: "100%" }}
/>
</div>
</div>
<div
style={{
width: JSON_WIDTH,
flexShrink: 0,
display: "flex",
flexDirection: "column",
borderLeft: "1px solid #1e1e1e",
background: "#0d0d0d",
}}
>
<div style={headerStyle}>Spec JSON</div>
<pre
style={{
flex: 1,
margin: 0,
padding: 14,
overflowY: "auto",
overflowX: "auto",
fontSize: 11,
lineHeight: 1.6,
fontFamily:
"ui-monospace, 'Cascadia Code', 'Source Code Pro', Menlo, Consolas, monospace",
color: "#EDEDED",
tabSize: 2,
}}
dangerouslySetInnerHTML={{
__html: highlightJson(JSON.stringify(selected.spec, null, 2)),
}}
/>
</div>
</div>
);
}
export default function Page() {
const isMobile = useIsMobile();
return isMobile ? <MobileLayout /> : <DesktopLayout />;
}
@@ -1,9 +0,0 @@
import type { Spec } from "@json-render/core";
export type Scene = { name: string; description: string; spec: Spec };
export const PI = Math.PI;
export function range(n: number) {
return Array.from({ length: n }, (_, i) => ({ i }));
}
@@ -1,474 +0,0 @@
import type { Scene } from "./_helpers";
export const clockworkOrrery: Scene = {
name: "Clockwork Orrery",
description:
"Interlocking brass/gold rings spinning at different tilts and speeds with orbiting metallic planets. Like the inside of a celestial clockwork mechanism.",
spec: {
root: "scene",
elements: {
scene: {
type: "Group",
props: { position: null, rotation: null, scale: null },
children: [
"cam",
"env",
"ambient",
"key",
"warm",
"accent",
"center",
"ring-spin-0",
"ring-spin-1",
"ring-spin-2",
"ring-spin-3",
"planet-orbit-0",
"planet-orbit-1",
"planet-orbit-2",
"sparkles",
"post",
"controls",
],
},
cam: {
type: "PerspectiveCamera",
props: {
position: [0, 3, 8],
fov: 50,
makeDefault: true,
},
children: [],
},
env: {
type: "Environment",
props: {
preset: "dawn",
background: true,
blur: 1,
intensity: 0.5,
},
children: [],
},
ambient: {
type: "AmbientLight",
props: { color: "#332200", intensity: 0.4 },
children: [],
},
key: {
type: "DirectionalLight",
props: {
position: [5, 10, 5],
rotation: null,
scale: null,
color: "#ffddaa",
intensity: 2,
castShadow: true,
},
children: [],
},
warm: {
type: "PointLight",
props: {
position: [0, 0, 0],
rotation: null,
scale: null,
color: "#ffaa44",
intensity: 30,
distance: 15,
decay: 2,
castShadow: false,
},
children: [],
},
accent: {
type: "PointLight",
props: {
position: [-4, 3, -4],
rotation: null,
scale: null,
color: "#ffcc88",
intensity: 15,
distance: 15,
decay: 2,
castShadow: false,
},
children: [],
},
center: {
type: "Float",
props: {
position: null,
rotation: null,
scale: null,
speed: 0.5,
rotationIntensity: 0.1,
floatIntensity: 0.2,
enabled: true,
},
children: ["center-sphere"],
},
"center-sphere": {
type: "GlassSphere",
props: {
position: null,
rotation: null,
scale: null,
castShadow: false,
receiveShadow: false,
radius: 0.5,
widthSegments: 32,
heightSegments: 16,
color: "#ffddaa",
transmission: 1,
thickness: 0.8,
roughness: 0,
chromaticAberration: 0.1,
ior: 1.8,
distortion: 0.05,
distortionScale: null,
temporalDistortion: null,
samples: 10,
resolution: 256,
},
children: [],
},
"ring-spin-0": {
type: "Spin",
props: {
position: null,
rotation: [0.3, 0, 0.8],
scale: null,
speed: 1.2,
axis: "y",
},
children: ["ring-torus-0"],
},
"ring-torus-0": {
type: "Torus",
props: {
position: null,
rotation: [1.5708, 0, 0],
scale: null,
castShadow: false,
receiveShadow: false,
material: {
color: "#ffcc44",
metalness: 0.95,
roughness: 0.1,
emissive: "#cc9900",
emissiveIntensity: 0.4,
opacity: null,
transparent: null,
wireframe: null,
},
radius: 2,
tube: 0.04,
radialSegments: null,
tubularSegments: 128,
},
children: [],
},
"ring-spin-1": {
type: "Spin",
props: {
position: null,
rotation: [0.9, 0, -0.2],
scale: null,
speed: -0.7,
axis: "y",
},
children: ["ring-torus-1"],
},
"ring-torus-1": {
type: "Torus",
props: {
position: null,
rotation: [1.5708, 0, 0],
scale: null,
castShadow: false,
receiveShadow: false,
material: {
color: "#cc8833",
metalness: 0.95,
roughness: 0.1,
emissive: "#aa6622",
emissiveIntensity: 0.3,
opacity: null,
transparent: null,
wireframe: null,
},
radius: 3.2,
tube: 0.035,
radialSegments: null,
tubularSegments: 128,
},
children: [],
},
"ring-spin-2": {
type: "Spin",
props: {
position: null,
rotation: [-0.4, 0, 0.5],
scale: null,
speed: 0.4,
axis: "y",
},
children: ["ring-torus-2"],
},
"ring-torus-2": {
type: "Torus",
props: {
position: null,
rotation: [1.5708, 0, 0],
scale: null,
castShadow: false,
receiveShadow: false,
material: {
color: "#bb9944",
metalness: 0.95,
roughness: 0.1,
emissive: "#886622",
emissiveIntensity: 0.25,
opacity: null,
transparent: null,
wireframe: null,
},
radius: 4.5,
tube: 0.03,
radialSegments: null,
tubularSegments: 128,
},
children: [],
},
"ring-spin-3": {
type: "Spin",
props: {
position: null,
rotation: [0.1, 0, -0.1],
scale: null,
speed: -0.2,
axis: "y",
},
children: ["ring-torus-3"],
},
"ring-torus-3": {
type: "Torus",
props: {
position: null,
rotation: [1.5708, 0, 0],
scale: null,
castShadow: false,
receiveShadow: false,
material: {
color: "#997744",
metalness: 0.95,
roughness: 0.1,
emissive: "#664422",
emissiveIntensity: 0.15,
opacity: null,
transparent: null,
wireframe: null,
},
radius: 6,
tube: 0.025,
radialSegments: null,
tubularSegments: 128,
},
children: [],
},
"planet-orbit-0": {
type: "Orbit",
props: {
position: [0, 0, 0],
rotation: null,
scale: null,
speed: 0.6,
radius: 2.5,
tilt: 0.3,
},
children: ["planet-spin-0"],
},
"planet-spin-0": {
type: "Spin",
props: {
position: null,
rotation: null,
scale: null,
speed: 3,
axis: "y",
},
children: ["planet-sphere-0"],
},
"planet-sphere-0": {
type: "Sphere",
props: {
position: null,
rotation: null,
scale: null,
castShadow: false,
receiveShadow: false,
material: {
color: "#ffffff",
metalness: 1,
roughness: 0.02,
emissive: "#ffffff",
emissiveIntensity: 0.2,
opacity: null,
transparent: null,
wireframe: null,
},
radius: 0.2,
widthSegments: 32,
heightSegments: 16,
},
children: [],
},
"planet-orbit-1": {
type: "Orbit",
props: {
position: [0, 0, 0],
rotation: null,
scale: null,
speed: -0.9,
radius: 3.8,
tilt: 0.8,
},
children: ["planet-spin-1"],
},
"planet-spin-1": {
type: "Spin",
props: {
position: null,
rotation: null,
scale: null,
speed: -2,
axis: "x",
},
children: ["planet-sphere-1"],
},
"planet-sphere-1": {
type: "Sphere",
props: {
position: null,
rotation: null,
scale: null,
castShadow: false,
receiveShadow: false,
material: {
color: "#ffcc88",
metalness: 0.8,
roughness: 0.15,
emissive: "#ffcc88",
emissiveIntensity: 0.2,
opacity: null,
transparent: null,
wireframe: null,
},
radius: 0.15,
widthSegments: 32,
heightSegments: 16,
},
children: [],
},
"planet-orbit-2": {
type: "Orbit",
props: {
position: [0, 0, 0],
rotation: null,
scale: null,
speed: 0.35,
radius: 5.2,
tilt: -0.5,
},
children: ["planet-spin-2"],
},
"planet-spin-2": {
type: "Spin",
props: {
position: null,
rotation: null,
scale: null,
speed: 1.5,
axis: "z",
},
children: ["planet-sphere-2"],
},
"planet-sphere-2": {
type: "Sphere",
props: {
position: null,
rotation: null,
scale: null,
castShadow: false,
receiveShadow: false,
material: {
color: "#ccaa66",
metalness: 0.9,
roughness: 0.05,
emissive: "#ccaa66",
emissiveIntensity: 0.2,
opacity: null,
transparent: null,
wireframe: null,
},
radius: 0.18,
widthSegments: 32,
heightSegments: 16,
},
children: [],
},
sparkles: {
type: "Sparkles",
props: {
position: null,
rotation: null,
scale: [14, 10, 14],
count: 150,
speed: 0.15,
opacity: 0.3,
color: "#ffcc66",
size: 1,
noise: 2,
},
children: [],
},
post: {
type: "EffectComposer",
props: { enabled: true, multisampling: 8 },
children: ["bloom", "vignette"],
},
bloom: {
type: "Bloom",
props: {
intensity: 1.2,
luminanceThreshold: 0.2,
luminanceSmoothing: null,
mipmapBlur: true,
},
children: [],
},
vignette: {
type: "Vignette",
props: { offset: 0.5, darkness: 0.5 },
children: [],
},
controls: {
type: "OrbitControls",
props: {
enableDamping: true,
dampingFactor: null,
enableZoom: true,
enablePan: null,
enableRotate: true,
minDistance: 4,
maxDistance: 18,
minPolarAngle: 0.3,
maxPolarAngle: 1.5,
autoRotate: true,
autoRotateSpeed: 0.3,
},
children: [],
},
},
},
};
@@ -1,692 +0,0 @@
import type { Scene } from "./_helpers";
export const deepSeaAbyss: Scene = {
name: "Deep Sea Abyss",
description:
"Bioluminescent deep ocean. Pitch black with glowing jellyfish-like creatures.",
spec: {
root: "scene",
elements: {
scene: {
type: "Group",
props: { position: null, rotation: null, scale: null },
children: [
"cam",
"env",
"fog",
"ambient",
"jelly-1-pulse",
"jelly-2-pulse",
"jelly-3-pulse",
"light-1",
"light-2",
"light-3",
"tentacles-1",
"tentacles-2",
"tentacles-3",
"sparkles-1",
"sparkles-2",
"controls",
],
},
cam: {
type: "PerspectiveCamera",
props: {
position: [0, 1, 6],
fov: 55,
makeDefault: true,
},
children: [],
},
env: {
type: "Environment",
props: {
preset: "night",
background: false,
blur: 1,
intensity: 0.05,
},
children: [],
},
fog: {
type: "Fog",
props: { color: "#000510", near: 2, far: 18 },
children: [],
},
ambient: {
type: "AmbientLight",
props: { color: "#001133", intensity: 0.15 },
children: [],
},
"jelly-1-pulse": {
type: "Pulse",
props: {
position: [0, 1, 0],
rotation: null,
scale: null,
speed: 0.6,
min: 0.85,
max: 1.15,
},
children: ["jelly-1-spin"],
},
"jelly-1-spin": {
type: "Spin",
props: {
position: null,
rotation: null,
scale: null,
speed: 0.2,
axis: "y",
},
children: ["jelly-1-body"],
},
"jelly-1-body": {
type: "DistortSphere",
props: {
position: null,
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 1,
widthSegments: 64,
heightSegments: 32,
color: "#00ccff",
speed: 2,
distort: 0.5,
metalness: 0,
roughness: 0.2,
},
children: [],
},
"jelly-2-pulse": {
type: "Pulse",
props: {
position: [-4, -1, -3],
rotation: null,
scale: null,
speed: 0.8,
min: 0.8,
max: 1.2,
},
children: ["jelly-2-spin"],
},
"jelly-2-spin": {
type: "Spin",
props: {
position: null,
rotation: null,
scale: null,
speed: -0.3,
axis: "y",
},
children: ["jelly-2-body"],
},
"jelly-2-body": {
type: "DistortSphere",
props: {
position: null,
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.7,
widthSegments: 64,
heightSegments: 32,
color: "#cc44ff",
speed: 2.5,
distort: 0.6,
metalness: 0,
roughness: 0.2,
},
children: [],
},
"jelly-3-pulse": {
type: "Pulse",
props: {
position: [3, 0.5, -5],
rotation: null,
scale: null,
speed: 0.5,
min: 0.9,
max: 1.1,
},
children: ["jelly-3-spin"],
},
"jelly-3-spin": {
type: "Spin",
props: {
position: null,
rotation: null,
scale: null,
speed: 0.15,
axis: "y",
},
children: ["jelly-3-body"],
},
"jelly-3-body": {
type: "DistortSphere",
props: {
position: null,
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.5,
widthSegments: 64,
heightSegments: 32,
color: "#ff44aa",
speed: 1.5,
distort: 0.4,
metalness: 0,
roughness: 0.3,
},
children: [],
},
"light-1": {
type: "PointLight",
props: {
position: [0, 0, 0],
rotation: null,
scale: null,
color: "#00ccff",
intensity: 20,
distance: 12,
decay: 2,
castShadow: null,
},
children: [],
},
"light-2": {
type: "PointLight",
props: {
position: [-4, -1, -3],
rotation: null,
scale: null,
color: "#cc44ff",
intensity: 15,
distance: 10,
decay: 2,
castShadow: null,
},
children: [],
},
"light-3": {
type: "PointLight",
props: {
position: [3, 0.5, -5],
rotation: null,
scale: null,
color: "#ff44aa",
intensity: 10,
distance: 8,
decay: 2,
castShadow: null,
},
children: [],
},
"tentacles-1": {
type: "Float",
props: {
position: [0, -1, 0],
rotation: null,
scale: null,
speed: 0.3,
rotationIntensity: 0.5,
floatIntensity: 0.8,
enabled: true,
},
children: ["t1-s1", "t1-s2", "t1-s3", "t1-s4", "t1-s5", "t1-s6"],
},
"t1-s1": {
type: "GlassSphere",
props: {
position: [0.3, -0.5, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.12,
widthSegments: 16,
heightSegments: 8,
color: "#00ccff",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"t1-s2": {
type: "GlassSphere",
props: {
position: [-0.2, -1.2, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.1,
widthSegments: 16,
heightSegments: 8,
color: "#00ccff",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"t1-s3": {
type: "GlassSphere",
props: {
position: [0.4, -1.9, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.08,
widthSegments: 16,
heightSegments: 8,
color: "#00ccff",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"t1-s4": {
type: "GlassSphere",
props: {
position: [-0.3, -2.5, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.07,
widthSegments: 16,
heightSegments: 8,
color: "#00ccff",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"t1-s5": {
type: "GlassSphere",
props: {
position: [0.1, -3.0, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.06,
widthSegments: 16,
heightSegments: 8,
color: "#00ccff",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"t1-s6": {
type: "GlassSphere",
props: {
position: [-0.1, -3.4, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.05,
widthSegments: 16,
heightSegments: 8,
color: "#00ccff",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"tentacles-2": {
type: "Float",
props: {
position: [-4, -2.5, -3],
rotation: null,
scale: null,
speed: 0.4,
rotationIntensity: 0.5,
floatIntensity: 0.8,
enabled: true,
},
children: ["t2-s1", "t2-s2", "t2-s3", "t2-s4", "t2-s5"],
},
"t2-s1": {
type: "GlassSphere",
props: {
position: [0.3, -0.5, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.1,
widthSegments: 16,
heightSegments: 8,
color: "#cc44ff",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"t2-s2": {
type: "GlassSphere",
props: {
position: [-0.2, -1.1, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.08,
widthSegments: 16,
heightSegments: 8,
color: "#cc44ff",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"t2-s3": {
type: "GlassSphere",
props: {
position: [0.4, -1.7, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.06,
widthSegments: 16,
heightSegments: 8,
color: "#cc44ff",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"t2-s4": {
type: "GlassSphere",
props: {
position: [-0.3, -2.2, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.05,
widthSegments: 16,
heightSegments: 8,
color: "#cc44ff",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"t2-s5": {
type: "GlassSphere",
props: {
position: [0.1, -2.6, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.05,
widthSegments: 16,
heightSegments: 8,
color: "#cc44ff",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"tentacles-3": {
type: "Float",
props: {
position: [3, -1, -5],
rotation: null,
scale: null,
speed: 0.35,
rotationIntensity: 0.5,
floatIntensity: 0.8,
enabled: true,
},
children: ["t3-s1", "t3-s2", "t3-s3", "t3-s4"],
},
"t3-s1": {
type: "GlassSphere",
props: {
position: [0.3, -0.5, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.09,
widthSegments: 16,
heightSegments: 8,
color: "#ff44aa",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"t3-s2": {
type: "GlassSphere",
props: {
position: [-0.2, -1.0, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.07,
widthSegments: 16,
heightSegments: 8,
color: "#ff44aa",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"t3-s3": {
type: "GlassSphere",
props: {
position: [0.4, -1.5, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.06,
widthSegments: 16,
heightSegments: 8,
color: "#ff44aa",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"t3-s4": {
type: "GlassSphere",
props: {
position: [-0.1, -1.9, 0],
rotation: null,
scale: null,
castShadow: null,
receiveShadow: null,
radius: 0.05,
widthSegments: 16,
heightSegments: 8,
color: "#ff44aa",
transmission: 0.9,
thickness: 0.3,
roughness: 0.1,
chromaticAberration: 0.1,
ior: 1.5,
distortion: 0,
distortionScale: null,
temporalDistortion: null,
samples: 6,
resolution: 128,
},
children: [],
},
"sparkles-1": {
type: "Sparkles",
props: {
position: [0, 0, -3],
rotation: null,
scale: [15, 10, 15],
count: 300,
speed: 0.1,
opacity: 0.4,
color: "#00aaff",
size: 1,
noise: 3,
},
children: [],
},
"sparkles-2": {
type: "Sparkles",
props: {
position: [0, -2, 0],
rotation: null,
scale: [12, 6, 12],
count: 150,
speed: 0.05,
opacity: 0.2,
color: "#8844ff",
size: 0.8,
noise: 2,
},
children: [],
},
controls: {
type: "OrbitControls",
props: {
enableDamping: true,
dampingFactor: null,
enableZoom: true,
enablePan: null,
enableRotate: true,
minDistance: 3,
maxDistance: 18,
minPolarAngle: null,
maxPolarAngle: null,
autoRotate: true,
autoRotateSpeed: 0.15,
},
children: [],
},
},
},
};

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