name: Auto Release on Changelog Update

on:
  push:
    branches:
      - v3-alpha
    paths:
      - 'v3/UNRELEASED_CHANGELOG.md'
  workflow_dispatch:
    inputs:
      dry_run:
        description: 'Run in dry-run mode (no actual release)'
        required: false
        default: false
        type: boolean

jobs:
  check-permissions:
    name: Check Release Permissions
    runs-on: ubuntu-latest
    outputs:
      authorized: ${{ steps.check.outputs.authorized }}
    steps:
      - name: Check if user is authorized for releases
        id: check
        run: |
          # Only allow specific users to trigger releases
          AUTHORIZED_USERS="leaanthony"
          
          if [[ "$AUTHORIZED_USERS" == *"${{ github.actor }}"* ]]; then
            echo "✅ User ${{ github.actor }} is authorized for releases"
            echo "authorized=true" >> $GITHUB_OUTPUT
          else
            echo "❌ User ${{ github.actor }} is not authorized for releases"
            echo "authorized=false" >> $GITHUB_OUTPUT
          fi

  trigger-release:
    name: Trigger v3-alpha Release
    permissions:
      contents: read
    runs-on: ubuntu-latest
    needs: check-permissions
    if: needs.check-permissions.outputs.authorized == 'true'
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          ref: v3-alpha
          fetch-depth: 0
          token: ${{ secrets.WAILS_REPO_TOKEN || github.token }}

      - name: Check for unreleased changelog content
        id: changelog_check
        run: |
          echo "🔍 Checking UNRELEASED_CHANGELOG.md for content..."
          
          cd v3
          # Check if UNRELEASED_CHANGELOG.md has actual content beyond the template
          if [ -f "UNRELEASED_CHANGELOG.md" ]; then
            # Use a simple check for actual content (bullet points starting with -)
            CONTENT_LINES=$(grep -E "^\s*-\s+[^[:space:]]" UNRELEASED_CHANGELOG.md | wc -l)
            if [ "$CONTENT_LINES" -gt 0 ]; then
              echo "✅ Found $CONTENT_LINES content lines in UNRELEASED_CHANGELOG.md"
              echo "has_content=true" >> $GITHUB_OUTPUT
            else
              echo "ℹ️  No actual content found in UNRELEASED_CHANGELOG.md"
              echo "has_content=false" >> $GITHUB_OUTPUT
            fi
          else
            echo "❌ UNRELEASED_CHANGELOG.md not found"
            echo "has_content=false" >> $GITHUB_OUTPUT
          fi

      - name: Trigger nightly release workflow
        if: steps.changelog_check.outputs.has_content == 'true'
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.WAILS_REPO_TOKEN || github.token }}
          script: |
            const response = await github.rest.actions.createWorkflowDispatch({
              owner: context.repo.owner,
              repo: context.repo.repo,
              workflow_id: 'nightly-release-v3.yml',
              ref: 'v3-alpha',
              inputs: {
                force_release: 'true',
                dry_run: '${{ github.event.inputs.dry_run || "false" }}'
              }
            });
            
            console.log('🚀 Successfully triggered nightly release workflow');
            console.log(`Workflow dispatch response status: ${response.status}`);
            
            // Create a summary
            core.summary
              .addHeading('🚀 Auto Release Triggered')
              .addRaw('The v3-alpha release workflow has been automatically triggered due to changes in UNRELEASED_CHANGELOG.md')
              .addTable([
                [{data: 'Trigger', header: true}, {data: 'Value', header: true}],
                ['Repository', context.repo.repo],
                ['Branch', 'v3-alpha'],
                ['Actor', context.actor],
                ['Dry Run', '${{ github.event.inputs.dry_run || "false" }}'],
                ['Force Release', 'true']
              ])
              .addRaw('\n---\n*This release was automatically triggered by the unreleased-changelog-trigger workflow*')
              .write();

      - name: No content found
        if: steps.changelog_check.outputs.has_content == 'false'
        run: |
          echo "ℹ️  No content found in UNRELEASED_CHANGELOG.md, skipping release trigger"
          echo "## ℹ️  No Release Triggered" >> $GITHUB_STEP_SUMMARY
          echo "**Reason:** UNRELEASED_CHANGELOG.md does not contain actual changelog content" >> $GITHUB_STEP_SUMMARY
          echo "**Action:** No release workflow was triggered" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "To trigger a release, add actual changelog entries to the UNRELEASED_CHANGELOG.md file." >> $GITHUB_STEP_SUMMARY

      - name: Unauthorized user
        if: needs.check-permissions.outputs.authorized == 'false'
        run: |
          echo "❌ User ${{ github.actor }} is not authorized to trigger releases"
          echo "## ❌ Unauthorized Release Attempt" >> $GITHUB_STEP_SUMMARY
          echo "**User:** ${{ github.actor }}" >> $GITHUB_STEP_SUMMARY
          echo "**Action:** Release trigger was blocked due to insufficient permissions" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "Only authorized users can trigger automatic releases via changelog updates." >> $GITHUB_STEP_SUMMARY