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"
          separator: "\n"
          
      - name: Save changed file names to file
        run: echo '${{ steps.changed-files.outputs.all_changed_files }}' > changed_file_list.txt
      
      - 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 file:changed_file_list.txt

      - name: Request Changes
        uses: thollander/actions-comment-pull-request@v2
        if: ${{ steps.run.outputs.stderr }}
        with:
          message: |
            ❌ Found Issues
            ${{ steps.run.outputs.stdout }}

      - name: Request Changes
        uses: thollander/actions-comment-pull-request@v2
        if: ${{ ! steps.run.outputs.stderr }}
        with:
          message: |
            LGTM! 😊 No issues found.

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