name: Rust Cache Seed

on:
  push:
    branches:
      - main
  workflow_dispatch:

env:
  CARGO_TERM_COLOR: always
  CARGO_INCREMENTAL: "0"
  MISE_GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
  SCCACHE_GHA_ENABLED: "true"

permissions:
  contents: read
  packages: read

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  rust:
    name: Rust (${{ matrix.runner }})
    strategy:
      fail-fast: false
      matrix:
        runner: [linux-amd64-cpu8, linux-arm64-cpu8]
    runs-on: ${{ matrix.runner }}
    env:
      SCCACHE_GHA_VERSION: branch-checks-rust-${{ matrix.runner }}
    container:
      image: ghcr.io/nvidia/openshell/ci:latest
      credentials:
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}
    steps:
      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1

      - name: Install tools
        run: mise install --locked

      - name: Configure GHA sccache backend
        uses: mozilla-actions/sccache-action@9e7fa8a12102821edf02ca5dbea1acd0f89a2696 # v0.0.10

      - name: Cache Rust target and registry
        uses: Swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2
        with:
          shared-key: rust-checks-${{ matrix.runner }}
          cache-on-failure: true

      - name: Format
        run: mise run rust:format:check

      - name: Lint
        run: mise run rust:lint

      - name: Test
        run: mise run test:rust

      - name: sccache stats
        if: always()
        run: |
          set +e
          stats_bin="${SCCACHE_PATH:-sccache}"
          "$stats_bin" --show-stats
          status=$?
          if [ "$status" -ne 0 ]; then
            echo "::warning::sccache stats unavailable (exit $status)"
          fi
          exit 0