name: "🧐 [Lint] Checking IR files"

on:
  pull_request:
    paths: '**.ir'
    
jobs:
  lint:
    name: "🐛 Looking for issues"
    runs-on: ubuntu-latest
    steps:
      # checkout IRDB
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0

      # checkout Linter
      - uses: actions/checkout@v3
        with:
          repository: 'darmiel/fff-ir-lint'
          path: fff-ir-lint
      
      # only check files changed in the PR
      - name: Get Changed Files
        id: changed-files
        uses: tj-actions/changed-files@v29.0.7
        with:
          files: "**/*.ir"
      
      - uses: actions/setup-python@v4
        with:
          python-version: '3.10' 

      - name: Run Linter if at least 1 IR File Changed
        uses: mathiasvr/command-output@v1.1.0
        id: run
        continue-on-error: true
        with:
          run: python fff-ir-lint/main.py github2 ${{ steps.changed-files.outputs.all_changed_files }}

      - uses: ntsd/auto-request-changes-action@v2
        name: "❌ Request Changes"
        if: ${{ steps.run.outputs.stderr }}
        with:
          github-token: "${{ secrets.GITHUB_TOKEN }}"
          comment-body: |
            ${{ steps.run.outputs.stdout }}
            
      # optional: auto approve PRs with valid .ir files
      - uses: hmarr/auto-approve-action@v2
        name: "✅ Approve Changes"
        if: ${{ ! steps.run.outputs.stderr }}
        with:
          github-token: "${{ secrets.GITHUB_TOKEN }}"
          review-message: |
            > **Note**: This approval was *auto-generated*
            
            LGTM! 😊

      - name: Fail Pipeline
        if: ${{ steps.run.outputs.stderr }}
        run: exit 1