name: Lint Check Pull Request

on:
  pull_request:
    paths:
      - '**/*.ir'

jobs:
  lint:
    name: "🐛 Looking for issues"
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Clean Script Directory
        run: rm -rf fff-ir-lint
      
      - uses: actions/checkout@v4
        with:
          repository: 'darmiel/fff-ir-lint'
          path: fff-ir-lint
      
      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v45
        with:
          files: "**/*.ir"
          json: true
          safe_output: false
          write_output_files: true
          
      - name: Verify the contents of the .github/outputs/all_changed_files.json file
        run: cat .github/outputs/all_changed_files.json

      - name: list files
        run: ls -larth .github/outputs

      - uses: actions/setup-python@v5
        with:
          python-version: '3.10'

      - name: Run Linter
        id: run-linter
        continue-on-error: true
        run: LINTER_CONFIG=.fff-ir-lint.json python fff-ir-lint/main.py github2 json:.github/outputs/all_changed_files.json > .github/outputs/linter_output.txt

      - name: Verify the contents of the .github/outputs/linter_output.txt file
        run: cat .github/outputs/linter_output.txt

      - name: Save PR number
        run: |
          rm -rf pr/ || true
          mkdir -p pr/
          echo ${{ github.event.number }} > ./pr/NR

      - name: Create comment body if linter found no errors
        if: ${{ steps.run-linter.outcome == 'success' }}
        run: |
          cat <<EOF > ./pr/comment_body.txt
          <!-- [lint] -->
          Thank you for your contribution! ❤️

          **The linter found no issues. 🎉**
          EOF

      - name: Create comment body if linter found errors
        if: ${{ steps.run-linter.outcome != 'success' }}
        run: |
          cat <<EOF > ./pr/comment_body.txt
          <!-- [lint] -->
          Thank you for your contribution! ❤️
          
          We use an automated linter to ensure consistency. During the review of the \`.ir\` files in your pull request, it found the following issue(s):
          
          <details>
            <summary><strong>🐛 Linter Result</strong> <i>(Click to open)</i></summary>
            
            $(cat .github/outputs/linter_output.txt)
          
          </details>
          
          Please address these issues and update your pull request. Once the problems are resolved, the linter will re-check your changes.
          EOF

      - name: Save comment body
        uses: actions/upload-artifact@v4
        with:
          name: pr
          path: pr/

      - name: Fail Pipeline if Linter Found Issues
        if: ${{ steps.run-linter.outcome == 'failure' }}
        run: exit 1