# File: .github/workflows/build-dendrite-demos.yml
# Purpose: Builds Dendrite Matrix homeserver demo commands
# Usage with act:
#   act -j build-and-release --artifact-server-path /tmp/artifacts
name: Build Dendrite Demo Commands

on:
  schedule:
    - cron: '0 1 * * *'  # 01:00 UTC daily
  push:
    branches: [ main ]
  workflow_dispatch:

jobs:
  build-and-release:
    runs-on: ubuntu-22.04
    permissions:
      contents: write
      
    env:
      GO_VERSION: '1.21.1'
      DENDRITE_REPO: 'https://github.com/element-hq/dendrite.git'
      BUILD_DIR: ${{ github.workspace }}/build

    steps:
      - name: Create build directory
        run: mkdir -p ${{ env.BUILD_DIR }}

      - name: Setup Go
        uses: actions/setup-go@v4
        with:
          go-version: ${{ env.GO_VERSION }}

      - name: Clone Dendrite
        run: |
          git clone --depth 1 ${{ env.DENDRITE_REPO }} dendrite
          cd dendrite
          echo "DENDRITE_SHA=$(git rev-parse HEAD)" >> $GITHUB_ENV

      - name: Build commands
        working-directory: dendrite
        run: |
          # Build all commands in cmd/
          export CGO_ENABLED=0
          go build   -trimpath -ldflags="-s -w -extldflags '-static'" -o "${{ env.BUILD_DIR }}/" ./cmd/...
          
          # Build all commands in contrib/
          export CGO_ENABLED=0
          go build  -trimpath -ldflags="-s -w -extldflags '-static'" -o "${{ env.BUILD_DIR }}/" ./contrib/...
          
          # Verify builds
          echo "Built binaries:"
          ls -la ${{ env.BUILD_DIR }}
          
          if [ -z "$(ls -A ${{ env.BUILD_DIR }})" ]; then
            echo "Error: No binaries were built"
            exit 1
          fi

      - name: Generate build info
        run: |
          cat > "${{ env.BUILD_DIR }}/build-info.txt" << EOF
          Dendrite Demo Commands Build Information
          --------------------------------------
          Build Date: $(date -u +'%Y-%m-%d %H:%M:%S UTC')
          Dendrite Commit: ${DENDRITE_SHA}
          Go Version: ${{ env.GO_VERSION }}
          Build Trigger: ${{ github.event_name }}
          EOF

      - name: Create nightly release
        if: github.event_name == 'schedule' || github.event_name == 'workflow_dispatch'
        uses: ncipollo/release-action@v1
        with:
          name: "Dendrite Demo Commands (Nightly $(date +'%Y-%m-%d'))"
          tag: "nightly-$(date +'%Y-%m-%d')"
          artifacts: "${{ env.BUILD_DIR }}/*"
          bodyFile: ${{ env.BUILD_DIR }}/build-info.txt
          prerelease: true
          allowUpdates: false
          removeArtifacts: false

      - name: Update latest release
        uses: ncipollo/release-action@v1
        with:
          name: "Dendrite Demo Commands (Latest)"
          tag: "latest"
          artifacts: "${{ env.BUILD_DIR }}/*"
          bodyFile: ${{ env.BUILD_DIR }}/build-info.txt
          prerelease: true
          allowUpdates: true
          removeArtifacts: true

      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: dendrite-binaries
          path: ${{ env.BUILD_DIR }}
          if-no-files-found: error