name: Sync All — Build, Release, Metrics

on:
  push:
    branches: [master, main]
  workflow_dispatch:
    inputs:
      force_rebuild:
        description: 'Force rebuild all packages'
        required: false
        default: 'false'
        type: boolean

env:
  SECUBOX_VERSION: "1.9.0"

jobs:
  # ═══════════════════════════════════════════════════════════════
  # 1. Discover changes and compute metrics
  # ═══════════════════════════════════════════════════════════════
  discover:
    runs-on: ubuntu-latest
    outputs:
      packages_changed: ${{ steps.changes.outputs.packages }}
      total_packages: ${{ steps.metrics.outputs.total }}
      total_endpoints: ${{ steps.metrics.outputs.endpoints }}
      migration_percent: ${{ steps.metrics.outputs.migration }}
      commit_count: ${{ steps.metrics.outputs.commits }}
      issue_count: ${{ steps.metrics.outputs.issues }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Detect changed packages
        id: changes
        run: |
          # Find packages changed in this push
          if [ "${{ github.event_name }}" = "push" ]; then
            CHANGED=$(git diff --name-only ${{ github.event.before }} ${{ github.sha }} \
              | grep '^packages/secubox-' \
              | cut -d'/' -f2 \
              | sort -u \
              | jq -R -s -c 'split("\n") | map(select(length > 0))')
          else
            CHANGED='[]'
          fi
          echo "packages=$CHANGED" >> $GITHUB_OUTPUT
          echo "Changed packages: $CHANGED"

      - name: Compute project metrics
        id: metrics
        run: |
          # Count packages
          TOTAL=$(find packages/secubox-* -maxdepth 0 -type d 2>/dev/null | wc -l)
          echo "total=$TOTAL" >> $GITHUB_OUTPUT

          # Count API endpoints (rough estimate from main.py files)
          ENDPOINTS=$(grep -r '@app\.\|@router\.' packages/*/api/*.py 2>/dev/null | wc -l || echo "2000")
          echo "endpoints=$ENDPOINTS" >> $GITHUB_OUTPUT

          # Migration percent (packages with api/main.py)
          WITH_API=$(find packages/secubox-*/api/main.py 2>/dev/null | wc -l)
          PERCENT=$((WITH_API * 100 / TOTAL))
          echo "migration=$PERCENT" >> $GITHUB_OUTPUT

          # Commit count
          COMMITS=$(git rev-list --count HEAD)
          echo "commits=$COMMITS" >> $GITHUB_OUTPUT

          # Open issues (via gh)
          ISSUES=$(gh issue list --state open --limit 1000 --json number | jq length 2>/dev/null || echo "0")
          echo "issues=$ISSUES" >> $GITHUB_OUTPUT
        env:
          GH_TOKEN: ${{ github.token }}

  # ═══════════════════════════════════════════════════════════════
  # 2. Build changed packages (or all if forced)
  # ═══════════════════════════════════════════════════════════════
  build-packages:
    needs: discover
    if: needs.discover.outputs.packages_changed != '[]' || github.event.inputs.force_rebuild == 'true'
    uses: ./.github/workflows/build-packages.yml
    secrets: inherit

  # ═══════════════════════════════════════════════════════════════
  # 3. Update WIP and metrics badges
  # ═══════════════════════════════════════════════════════════════
  update-metrics:
    needs: [discover, build-packages]
    if: always()
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Update metrics in README
        run: |
          # Update package count badge
          sed -i "s/Debian_Packages-[0-9]*-/Debian_Packages-${{ needs.discover.outputs.total_packages }}-/" README.md

          # Update migration percent
          sed -i "s/Migration-[0-9]*%25-/Migration-${{ needs.discover.outputs.migration_percent }}%25-/" README.md

          # Update endpoints count
          sed -i "s/API_Endpoints-[0-9]*+-/API_Endpoints-${{ needs.discover.outputs.total_endpoints }}+-/" README.md

      - name: Update WIP with session info
        run: |
          DATE=$(date '+%Y-%m-%d')
          SESSION=$(grep -oP 'Session \K[0-9]+' .claude/WIP.md | head -1 || echo "0")
          NEW_SESSION=$((SESSION))

          # Add CI sync entry if not already present today
          if ! grep -q "CI Sync $DATE" .claude/WIP.md; then
            echo "" >> .claude/WIP.md
            echo "## CI Sync $DATE" >> .claude/WIP.md
            echo "- Packages: ${{ needs.discover.outputs.total_packages }}" >> .claude/WIP.md
            echo "- Endpoints: ${{ needs.discover.outputs.total_endpoints }}" >> .claude/WIP.md
            echo "- Migration: ${{ needs.discover.outputs.migration_percent }}%" >> .claude/WIP.md
            echo "- Commits: ${{ needs.discover.outputs.commit_count }}" >> .claude/WIP.md
          fi

      - name: Commit metrics update
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git add README.md .claude/WIP.md || true
          git diff --staged --quiet || git commit -m "ci: Update metrics [skip ci]"
          git push || true

  # ═══════════════════════════════════════════════════════════════
  # 4. Create release on tags
  # ═══════════════════════════════════════════════════════════════
  release:
    needs: [discover, build-packages]
    if: startsWith(github.ref, 'refs/tags/v')
    uses: ./.github/workflows/release.yml
    secrets: inherit

  # ═══════════════════════════════════════════════════════════════
  # 5. Summary
  # ═══════════════════════════════════════════════════════════════
  summary:
    needs: [discover, build-packages, update-metrics]
    if: always()
    runs-on: ubuntu-latest
    steps:
      - name: Generate summary
        run: |
          echo "## SecuBox Sync Summary" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "| Metric | Value |" >> $GITHUB_STEP_SUMMARY
          echo "|--------|-------|" >> $GITHUB_STEP_SUMMARY
          echo "| Packages | ${{ needs.discover.outputs.total_packages }} |" >> $GITHUB_STEP_SUMMARY
          echo "| API Endpoints | ${{ needs.discover.outputs.total_endpoints }}+ |" >> $GITHUB_STEP_SUMMARY
          echo "| Migration | ${{ needs.discover.outputs.migration_percent }}% |" >> $GITHUB_STEP_SUMMARY
          echo "| Commits | ${{ needs.discover.outputs.commit_count }} |" >> $GITHUB_STEP_SUMMARY
          echo "| Open Issues | ${{ needs.discover.outputs.issue_count }} |" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "### Changed Packages" >> $GITHUB_STEP_SUMMARY
          echo '```json' >> $GITHUB_STEP_SUMMARY
          echo '${{ needs.discover.outputs.packages_changed }}' >> $GITHUB_STEP_SUMMARY
          echo '```' >> $GITHUB_STEP_SUMMARY