name: DDG File Change Monitor

on:
  pull_request:
    branches: [ main ]
    types: [ opened, synchronize ]

jobs:
  check-files:
    name: Check files
    runs-on: ubuntu-22.04
    permissions:
      contents: read
      pull-requests: write
    steps:
    - name: Checkout code
      uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      with:
        fetch-depth: 0

    - name: Get changed files
      id: changed-files
      uses: dorny/paths-filter@de90cc6fb38fc0963ad72b210f1f284cd68cea36 # v3.0.2
      with:
        list-files: shell
        filters: |
          monitored:
            - 'apps/desktop/native-messaging-test-runner/**'
            - 'apps/desktop/src/services/duckduckgo-message-handler.service.ts'
            - 'apps/desktop/src/services/encrypted-message-handler.service.ts'

    - name: Comment on PR if monitored files changed
      if: steps.changed-files.outputs.monitored == 'true'
      uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
      with:
        script: |
          const changedFiles = `${{ steps.changed-files.outputs.monitored_files }}`.split(' ').filter(file => file.trim() !== '');

          const message = `⚠️🦆 **DuckDuckGo Integration files have been modified in this PR:**
          
          ${changedFiles.map(file => `- \`${file}\``).join('\n')}
          
          Please run the DuckDuckGo native messaging test runner from this branch using [these instructions](https://contributing.bitwarden.com/getting-started/clients/desktop/native-messaging-test-runner) and ensure it functions properly.`;
          
          github.rest.issues.createComment({
            issue_number: context.issue.number,
            owner: context.repo.owner,
            repo: context.repo.repo,
            body: message
          });