name: Build and Release

on:
  push:
    tags:
      - 'v*'

permissions:
  contents: write

jobs:
  build-webui:
    name: Build Web UI
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: "22"
          cache: "npm"
          cache-dependency-path: "./webui/package-lock.json"

      - name: Install dependencies
        run: |
          cd webui
          npm ci

      - name: Build Web UI
        env:
          VITE_APP_VERSION: ${{ github.ref_name }}
        run: |
          cd webui
          npm run build

      - name: Upload Web UI artifacts
        uses: actions/upload-artifact@v4
        with:
          name: webui-dist
          path: webui/dist/
          retention-days: 1

  build:
    name: Build Binaries
    needs: build-webui
    runs-on: ubuntu-latest
    strategy:
      matrix:
        goos: [linux, windows, darwin]
        goarch: [amd64, arm64]
        exclude:
          # Windows ARM64 support is limited
          - goos: windows
            goarch: arm64
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.24"
          cache: true

      - name: Download Web UI artifacts
        uses: actions/download-artifact@v4
        with:
          name: webui-dist
          path: webui/dist/

      - name: Build binary
        env:
          GOOS: ${{ matrix.goos }}
          GOARCH: ${{ matrix.goarch }}
          CGO_ENABLED: 0
        run: |
          # Set binary extension for Windows
          BINARY_NAME="llamactl"
          if [ "${{ matrix.goos }}" = "windows" ]; then
            BINARY_NAME="${BINARY_NAME}.exe"
          fi
          
          # Build the binary
          go build -ldflags="-s -w -X main.version=${{ github.ref_name }} -X main.commit=${{ github.sha }} -X main.date=$(date -u +%Y-%m-%dT%H:%M:%SZ)" -o "${BINARY_NAME}" ./cmd/server
          
          # Create archive
          ARCHIVE_OS="${{ matrix.goos }}"
          if [ "${{ matrix.goos }}" = "darwin" ]; then
            ARCHIVE_OS="macos"
          fi
          ARCHIVE_NAME="llamactl-${{ github.ref_name }}-${ARCHIVE_OS}-${{ matrix.goarch }}"
          if [ "${{ matrix.goos }}" = "windows" ]; then
            zip "${ARCHIVE_NAME}.zip" "${BINARY_NAME}"
            echo "ASSET_PATH=${ARCHIVE_NAME}.zip" >> $GITHUB_ENV
          else
            tar -czf "${ARCHIVE_NAME}.tar.gz" "${BINARY_NAME}"
            echo "ASSET_PATH=${ARCHIVE_NAME}.tar.gz" >> $GITHUB_ENV
          fi
          
          echo "ASSET_NAME=${ARCHIVE_NAME}" >> $GITHUB_ENV

      - name: Upload build artifacts
        uses: actions/upload-artifact@v4
        with:
          name: llamactl-${{ github.ref_name }}-${{ matrix.goos }}-${{ matrix.goarch }}
          path: |
            *.tar.gz
            *.zip
          retention-days: 1

  release:
    name: Create Release
    needs: [build]
    runs-on: ubuntu-latest
    steps:
      - name: Download all artifacts
        uses: actions/download-artifact@v4
        with:
          path: artifacts/

      - name: Prepare release assets
        run: |
          mkdir -p release-assets
          find artifacts/ -name "*.tar.gz" -o -name "*.zip" | while read file; do
            cp "$file" release-assets/
          done
          ls -la release-assets/

      - name: Create Release
        uses: softprops/action-gh-release@v2
        with:
          name: Release ${{ github.ref_name }}
          tag_name: ${{ github.ref_name }}
          files: release-assets/*
          generate_release_notes: true
          draft: false
          prerelease: ${{ contains(github.ref_name, '-') }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  checksums:
    name: Generate Checksums
    needs: [release]
    runs-on: ubuntu-latest
    steps:
      - name: Download all build artifacts
        uses: actions/download-artifact@v4
        with:
          path: artifacts/

      - name: Prepare assets and generate checksums
        run: |
          mkdir -p assets
          
          # Copy all archives to assets directory
          find artifacts/ -name "*.tar.gz" -o -name "*.zip" | while read file; do
            cp "$file" assets/
          done
          
          # List what we have
          echo "Files found:"
          ls -la assets/
          
          # Generate checksums if we have files
          cd assets
          if [ "$(ls -A .)" ]; then
            sha256sum * > checksums.txt
            echo "Generated checksums:"
            cat checksums.txt
          else
            echo "No files found to checksum"
            exit 1
          fi

      - name: Upload checksums to release
        uses: softprops/action-gh-release@v2
        with:
          files: assets/checksums.txt
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}