name: "CD: Unreleased Changes Digest"

on:
  schedule:
    # Daily at 8pm PT / 4am UTC (Mon-Fri PT = Tue-Sat UTC)
    - cron: "0 4 * * 2-6"
  workflow_dispatch: {}

jobs:
  digest:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          fetch-tags: true

      - name: Check for unreleased changes per package
        run: |
          # Service → tag prefix → directory
          declare -A SERVICE_TAG_DIR
          SERVICE_TAG_DIR["pypi/cli"]="cli-v|libs/python/cua-cli/"
          SERVICE_TAG_DIR["pypi/auto"]="auto-v|libs/python/cua-auto/"
          SERVICE_TAG_DIR["pypi/agent"]="agent-v|libs/python/agent/"
          SERVICE_TAG_DIR["pypi/computer"]="computer-v|libs/python/computer/"
          SERVICE_TAG_DIR["pypi/cloud"]="cloud-v|libs/python/cua-cloud/"
          SERVICE_TAG_DIR["pypi/core"]="core-v|libs/python/core/"
          SERVICE_TAG_DIR["pypi/som"]="som-v|libs/python/som/"
          SERVICE_TAG_DIR["pypi/bench"]="bench-v|libs/cua-bench/"
          SERVICE_TAG_DIR["pypi/bench-ui"]="bench-ui-v|libs/python/bench-ui/"
          SERVICE_TAG_DIR["pypi/computer-server"]="computer-server-v|libs/python/computer-server/"
          SERVICE_TAG_DIR["pypi/mcp-server"]="mcp-server-v|libs/python/mcp-server/"
          SERVICE_TAG_DIR["npm/cli"]="npm-cli-v|libs/typescript/cua-cli/"
          SERVICE_TAG_DIR["npm/computer"]="npm-computer-v|libs/typescript/computer/"
          SERVICE_TAG_DIR["npm/core"]="npm-core-v|libs/typescript/core/"
          SERVICE_TAG_DIR["npm/playground"]="npm-playground-v|libs/typescript/playground/"
          SERVICE_TAG_DIR["npm/cuabot"]="cuabot-v|libs/cuabot/"
          SERVICE_TAG_DIR["docker/xfce"]="docker-xfce-v|libs/xfce/"
          SERVICE_TAG_DIR["docker/kasm"]="docker-kasm-v|libs/kasm/"
          SERVICE_TAG_DIR["docker/lumier"]="docker-lumier-v|libs/lumier/"
          SERVICE_TAG_DIR["docker/qemu-android"]="docker-cua-qemu-android-v|libs/qemu-docker/android/"
          SERVICE_TAG_DIR["docker/qemu-linux"]="docker-cua-qemu-linux-v|libs/qemu-docker/linux/"
          SERVICE_TAG_DIR["docker/qemu-windows"]="docker-cua-qemu-windows-v|libs/qemu-docker/windows/"
          SERVICE_TAG_DIR["lume"]="lume-v|libs/lume/"
          SERVICE_TAG_DIR["cua-driver-rs"]="cua-driver-rs-v|libs/cua-driver/rust/"

          UNRELEASED=""
          UNRELEASED_COUNT=0

          for service in $(printf '%s\n' "${!SERVICE_TAG_DIR[@]}" | sort); do
            IFS='|' read -r tag_prefix directory <<< "${SERVICE_TAG_DIR[$service]}"

            # Find the latest tag for this service
            LATEST_TAG=$(git tag -l "${tag_prefix}*" --sort=-v:refname | head -1)

            if [ -z "$LATEST_TAG" ]; then
              # No tags at all — check if directory has any commits
              COMMIT_COUNT=$(git log --oneline -- "$directory" | wc -l | xargs)
              if [ "$COMMIT_COUNT" -gt 0 ]; then
                UNRELEASED="${UNRELEASED}${service} (never released, ${COMMIT_COUNT} commits)\n"
                UNRELEASED_COUNT=$((UNRELEASED_COUNT + 1))
              fi
              continue
            fi

            # Count commits in this directory since the latest tag
            COMMIT_COUNT=$(git log --oneline "${LATEST_TAG}..HEAD" -- "$directory" | wc -l | xargs)

            if [ "$COMMIT_COUNT" -gt 0 ]; then
              UNRELEASED="${UNRELEASED}${service} (${COMMIT_COUNT} commits since ${LATEST_TAG})\n"
              UNRELEASED_COUNT=$((UNRELEASED_COUNT + 1))
            fi
          done

          if [ "$UNRELEASED_COUNT" -eq 0 ]; then
            echo "All packages are up to date!"
            exit 0
          fi

          echo "Packages with unreleased changes:"
          echo -e "$UNRELEASED"

          # Build description for AlertManager
          DESCRIPTION=$(echo -e "$UNRELEASED" | sed 's/$/; /' | tr -d '\n' | sed 's/; $//')

          # Send alert to AlertManager → Slack
          curl -s -X POST https://am.cua.ai/api/v2/alerts \
            -H "Content-Type: application/json" \
            -d "[
              {
                \"labels\": {
                  \"alertname\": \"UnreleasedChangesDigest\",
                  \"severity\": \"info\",
                  \"source\": \"github-actions\"
                },
                \"annotations\": {
                  \"summary\": \"${UNRELEASED_COUNT} packages have unreleased changes on main\",
                  \"description\": \"${DESCRIPTION}\"
                },
                \"generatorURL\": \"https://github.com/${{ github.repository }}/actions/workflows/release-bump-version.yml\"
              }
            ]"

          echo ""
          echo "Slack digest sent."