name: "CD: Auto Release on Merge"

on:
  pull_request:
    types: [closed]

permissions:
  actions: write
  contents: read
  pull-requests: read

jobs:
  auto-release:
    if: github.event.pull_request.merged == true
    runs-on: ubuntu-latest
    steps:
      - name: Generate App Token
        id: app-token
        uses: actions/create-github-app-token@v1
        with:
          app-id: ${{ secrets.RELEASE_APP_ID }}
          private-key: ${{ secrets.RELEASE_APP_PRIVATE_KEY }}

      - name: Detect packages, release labeled, notify unlabeled
        env:
          GH_TOKEN: ${{ steps.app-token.outputs.token }}
        run: |
          PR_NUMBER="${{ github.event.pull_request.number }}"
          PR_TITLE="${{ github.event.pull_request.title }}"
          PR_URL="${{ github.event.pull_request.html_url }}"
          REPO="${{ github.repository }}"

          # Get labels
          LABELS='${{ toJSON(github.event.pull_request.labels.*.name) }}'

          # Skip everything if no-release
          if echo "$LABELS" | grep -q '"no-release"'; then
            echo "no-release label found, skipping."
            exit 0
          fi

          # Determine bump type from labels (default: patch)
          BUMP_TYPE="patch"
          if echo "$LABELS" | grep -q '"bump:major"'; then
            BUMP_TYPE="major"
          elif echo "$LABELS" | grep -q '"bump:minor"'; then
            BUMP_TYPE="minor"
          fi
          echo "Bump type: $BUMP_TYPE"

          # Get changed files
          CHANGED_FILES=$(gh pr diff "$PR_NUMBER" --repo "$REPO" --name-only 2>/dev/null || true)

          if [ -z "$CHANGED_FILES" ]; then
            echo "No changed files, skipping."
            exit 0
          fi

          # Map paths to publishable services
          declare -A PATH_TO_SERVICE=(
            ["libs/python/cua-cli/"]="pypi/cli"
            ["libs/python/cua-auto/"]="pypi/auto"
            ["libs/python/agent/"]="pypi/agent"
            ["libs/python/cua-sandbox/"]="pypi/sandbox"
            ["libs/python/computer/"]="pypi/computer"
            ["libs/python/cua-cloud/"]="pypi/cloud"
            ["libs/python/core/"]="pypi/core"
            ["libs/python/som/"]="pypi/som"
            ["libs/python/bench-ui/"]="pypi/bench-ui"
            ["libs/cua-bench/"]="pypi/bench"
            ["libs/python/computer-server/"]="pypi/computer-server"
            ["libs/python/mcp-server/"]="pypi/mcp-server"
            ["libs/typescript/cua-cli/"]="npm/cli"
            ["libs/typescript/computer/"]="npm/computer"
            ["libs/typescript/core/"]="npm/core"
            ["libs/typescript/playground/"]="npm/playground"
            ["libs/cuabot/"]="npm/cuabot"
            ["libs/xfce/"]="docker/xfce"
            ["libs/kasm/"]="docker/kasm"
            ["libs/lumier/"]="docker/lumier"
            ["libs/qemu-docker/android/"]="docker/qemu-android"
            ["libs/qemu-docker/linux/"]="docker/qemu-linux"
            ["libs/qemu-docker/windows/"]="docker/qemu-windows"
            ["libs/lume/"]="lume"
            ["libs/cua-driver/rust/"]="cua-driver-rs"
          )

          # Find all affected services from changed files
          declare -A AFFECTED_MAP
          for path_prefix in "${!PATH_TO_SERVICE[@]}"; do
            if echo "$CHANGED_FILES" | grep -q "^${path_prefix}"; then
              service="${PATH_TO_SERVICE[$path_prefix]}"
              AFFECTED_MAP["$service"]=1
            fi
          done

          if [ ${#AFFECTED_MAP[@]} -eq 0 ]; then
            echo "No publishable packages affected, skipping."
            exit 0
          fi

          echo "Affected packages:"
          for svc in "${!AFFECTED_MAP[@]}"; do echo "  - $svc"; done

          # Collect labeled packages for auto-release
          LABELED=()
          for svc in "${!AFFECTED_MAP[@]}"; do
            if echo "$LABELS" | grep -q "\"release:${svc}\""; then
              LABELED+=("$svc")
            fi
          done

          if [ ${#LABELED[@]} -eq 0 ]; then
            echo "No release labels found. Daily digest will catch unreleased packages."
            exit 0
          fi

          echo ""
          echo "Packages with release labels (will auto-release):"
          for svc in "${LABELED[@]}"; do echo "  - $svc"; done

          # Trigger each labeled package independently (no cascade — deps use version ranges)
          for svc in "${LABELED[@]}"; do
            echo ""
            echo "Triggering release-bump-version: service=$svc bump_type=$BUMP_TYPE"
            gh workflow run release-bump-version.yml \
              --repo "$REPO" \
              -f service="$svc" \
              -f bump_type="$BUMP_TYPE"
            echo "Triggered successfully."
            sleep 15
          done

          echo ""
          echo "Done!"