process_pr.yml

name: Process Pull Request

on:
  pull_request:
    types: [opened, edited, reopened]
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: write  # Needed to push changes
    steps:
      - name: Checkout the code
        uses: actions/checkout@v3

      - name: Set up Python 3.10
        uses: actions/setup-python@v2
        with:
          python-version: '3.10'

      - name: Install dependencies
        run: |
          pip install boto3

      - name: Parse Pull Request Description
        uses: actions/github-script@v6
        id: parse_pr
        with:
          script: |
            const prBody = context.payload.pull_request.body;
      
            const filenameMatch = prBody.match(/^Filename:\s*(.+)$/m);
            const nameMatch = prBody.match(/^Name:\s*(.+)$/m);
            const categoryMatch = prBody.match(/^Category:\s*(.+)$/m);
      
            if (!filenameMatch) throw new Error('Filename not found or invalid in PR description.');
            if (!nameMatch) throw new Error('Name not found or invalid in PR description.');
            if (!categoryMatch) throw new Error('Category not found or invalid in PR description.');
      
            core.setOutput('filename', filenameMatch[1].trim());
            core.setOutput('title', nameMatch[1].trim());
            core.setOutput('category', categoryMatch[1].trim());

      - name: Validate Filename
        id: validate_filename
        run: |
          # Validate Filename
          FILENAME="${{ steps.parse_pr.outputs.filename }}"
          if [[ -z "$FILENAME" ]]; then
            echo "Error: Filename is empty."
            exit 1
          fi
          INVALID_CHARS="[!@#$%^&*()+=\[\]{}|;:'\",<>/? ]"
          if echo "$FILENAME" | grep -qE "$INVALID_CHARS"; then
            echo "Invalid characters detected in filename: $FILENAME"
            exit 1
          fi
          if ! echo "$FILENAME" | grep -qiE "\.st$"; then
            echo "Error: Filename must end with '.st' or '.ST'."
            exit 1
          fi

          # Validate Title
          TITLE="${{ steps.parse_pr.outputs.title }}"
          if [[ -z "$TITLE" ]]; then
            echo "Error: Title is empty."
            exit 1
          fi

          # Validate Category
          CATEGORY="${{ steps.parse_pr.outputs.category }}"
          if [[ -z "$CATEGORY" ]]; then
            echo "Error: Category is empty."
            exit 1
          fi

      - name: Stop Job on Failure
        if: failure()
        run: |
          echo "Stopping job due to failure in parsing."
          exit 1
          
      - name: Display Parsed Data
        run: |
          echo "Filename: ${{ steps.parse_pr.outputs.filename }}"
          echo "Title: ${{ steps.parse_pr.outputs.title }}"
          echo "Category: ${{ steps.parse_pr.outputs.category }}"

      - name: Check if the Floppy Image file exists in the repository
        run: |
          if [ ! -f "${{ steps.parse_pr.outputs.filename }}" ]; then
            echo "Error: The file '${{ steps.parse_pr.outputs.filename }}' does not exist in the repository."
            exit 1
          fi

      - name: Continue with Further Actions
        if: success()
        run: echo "All validations passed. Now wait for the approval of the pull request."