name: Shared CRW

on:
  push:
    branches: [main]
    paths: ["crates/crw/**", "scripts/fetch-crw-samples.py", "Cargo.toml", "Cargo.lock", ".github/workflows/crw.yml"]
  pull_request:
    paths: ["crates/crw/**", "scripts/fetch-crw-samples.py", "Cargo.toml", "Cargo.lock", ".github/workflows/crw.yml"]
  workflow_dispatch:

permissions:
  contents: read

concurrency:
  # Pull requests share one group per branch, so a newer push cancels the older run. Every other
  # run (main, manual) gets its own group: it is never cancelled or replaced while queued, so it
  # always gets to save the cache.
  group: shared-crw-${{ github.event_name == 'pull_request' && github.ref || github.run_id }}
  cancel-in-progress: ${{ github.event_name == 'pull_request' }}

jobs:
  native:
    timeout-minutes: 20
    name: CRW lint and tests (${{ matrix.os }})
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest]
    runs-on: ${{ matrix.os }}
    steps:
      - name: Harden runner
        uses: step-security/harden-runner@1d88384fd173af6ecb012dfd0264a306b711241a # v2.22.4
        with:
          egress-policy: audit
      - uses: actions/checkout@v7
        with:
          persist-credentials: false
      - uses: step-security/dtolnay-rust-toolchain@8dd607977d06adf4ed49b190381e74c17a9dd25f # v1.0.0
        with:
          toolchain: stable
          components: rustfmt, clippy
      - uses: step-security/rust-cache@8871c8ba063416da7c32246932ea6ae08700453e # v2.9.2
        with:
          key: craft-crw-${{ matrix.os }}
          save-if: ${{ github.ref == 'refs/heads/main' }}
      - run: cargo fmt -p craft-crw --check
      - run: cargo clippy -p craft-crw --all-targets --locked -- -D warnings
      - run: cargo test -p craft-crw --locked

  wasm:
    timeout-minutes: 10
    name: CRW WASM
    runs-on: ubuntu-latest
    steps:
      - name: Harden runner
        uses: step-security/harden-runner@1d88384fd173af6ecb012dfd0264a306b711241a # v2.22.4
        with:
          egress-policy: audit
      - uses: actions/checkout@v7
        with:
          persist-credentials: false
      - uses: step-security/dtolnay-rust-toolchain@8dd607977d06adf4ed49b190381e74c17a9dd25f # v1.0.0
        with:
          toolchain: stable
          targets: wasm32-unknown-unknown
      - uses: step-security/rust-cache@8871c8ba063416da7c32246932ea6ae08700453e # v2.9.2
        with:
          key: craft-crw-wasm
          save-if: ${{ github.ref == 'refs/heads/main' }}
      - run: cargo check -p craft-crw --locked --target wasm32-unknown-unknown

  samples:
    timeout-minutes: 20
    name: CRW sample files decode exactly
    runs-on: ubuntu-latest
    steps:
      - name: Harden runner
        uses: step-security/harden-runner@1d88384fd173af6ecb012dfd0264a306b711241a # v2.22.4
        with:
          egress-policy: audit
      - uses: actions/checkout@v7
        with:
          persist-credentials: false
      - uses: step-security/dtolnay-rust-toolchain@8dd607977d06adf4ed49b190381e74c17a9dd25f # v1.0.0
        with:
          toolchain: stable
      - uses: step-security/rust-cache@8871c8ba063416da7c32246932ea6ae08700453e # v2.9.2
        with:
          key: craft-crw-samples
          save-if: ${{ github.ref == 'refs/heads/main' }}
      - name: Cache the CC0 sample files
        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
        with:
          path: ${{ runner.temp }}/crw-samples
          key: crw-samples-${{ hashFiles('crates/crw/tests/samples.json') }}
      - name: Fetch the pinned CC0 sample files (raw.pixls.us)
        run: python scripts/fetch-crw-samples.py "$RUNNER_TEMP/crw-samples"
      - run: cargo test -p craft-crw --release --locked --test samples -- --nocapture
        env:
          CRAFT_CRW_SAMPLES: ${{ runner.temp }}/crw-samples
          CRAFT_CRW_REQUIRE_SAMPLES: "1"