name: Build Multi-Platform Binaries
on:
  push:
    paths:
      - '**.go'
      - 'go.mod'
      - 'go.sum'
      - 'web/**'
      - '.gitea/workflows/**'

jobs:
  build-frontend:
    runs-on: node
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      
      # 使用本地目录缓存（而非 actions/cache）
      - name: Cache Node modules
        run: |
          CACHE_DIR="/data/cache/node-modules"
          CACHE_KEY="node-modules-${{ hashFiles('web/package-lock.json') }}"
          
          mkdir -p "$CACHE_DIR"
          
          # 如果缓存存在且匹配，恢复缓存
          if [ -d "$CACHE_DIR/$CACHE_KEY" ]; then
            echo "Cache hit: $CACHE_KEY"
            cp -r "$CACHE_DIR/$CACHE_KEY" web/node_modules
          else
            echo "Cache miss: $CACHE_KEY"
            # 清理旧缓存
            rm -rf "$CACHE_DIR"/*
          fi
      
      - name: Build Frontend
        run: |
          cd web
          npm ci --prefer-offline --no-audit
          npm run build
      
      # 保存缓存到本地目录
      - name: Save Node modules cache
        if: always()
        run: |
          CACHE_DIR="/data/cache/node-modules"
          CACHE_KEY="node-modules-${{ hashFiles('web/package-lock.json') }}"
          
          if [ -d "web/node_modules" ]; then
            mkdir -p "$CACHE_DIR"
            rm -rf "$CACHE_DIR/$CACHE_KEY"
            cp -r web/node_modules "$CACHE_DIR/$CACHE_KEY"
            echo "Cache saved: $CACHE_KEY"
          fi
      
      - name: Upload Frontend Artifact
        uses: actions/upload-artifact@v3
        with:
          name: frontend-dist
          path: web/dist
          retention-days: 1

  build-binaries:
    needs: build-frontend
    runs-on: golang
    strategy:
      fail-fast: false
      matrix:
        include:
          # ... 你的 matrix 配置保持不变 ...
    
    steps:
      - name: Install Dependencies
        run: |
          if command -v apk > /dev/null; then
            apk add --no-cache nodejs upx
          elif command -v apt-get > /dev/null; then
            apt-get update && apt-get install -y nodejs upx-ucl
          else
            echo "Unsupported package manager" && exit 1
          fi
      
      - name: Checkout code
        uses: actions/checkout@v4
      
      # 使用本地目录缓存 Go 模块
      - name: Cache Go modules
        run: |
          CACHE_DIR="/data/cache/go-modules"
          CACHE_KEY="go-${{ runner.os }}-${{ hashFiles('go.sum') }}"
          
          mkdir -p "$CACHE_DIR"
          
          if [ -d "$CACHE_DIR/$CACHE_KEY" ]; then
            echo "Cache hit: $CACHE_KEY"
            mkdir -p ~/go/pkg/mod
            mkdir -p ~/.cache/go-build
            [ -d "$CACHE_DIR/$CACHE_KEY/mod" ] && cp -r "$CACHE_DIR/$CACHE_KEY/mod"/* ~/go/pkg/mod/ 2>/dev/null || true
            [ -d "$CACHE_DIR/$CACHE_KEY/build" ] && cp -r "$CACHE_DIR/$CACHE_KEY/build"/* ~/.cache/go-build/ 2>/dev/null || true
          else
            echo "Cache miss: $CACHE_KEY"
            rm -rf "$CACHE_DIR"/*
          fi
      
      - name: Download Go dependencies
        run: go mod download
      
      - name: Download Frontend Artifact
        uses: actions/download-artifact@v3
        with:
          name: frontend-dist
          path: internal/server/app/dist
      
      - name: Build Binary
        env:
          GOOS: ${{ matrix.goos }}
          GOARCH: ${{ matrix.goarch }}
          GOARM: ${{ matrix.goarm }}
          CGO_ENABLED: 0
        run: |
          ARM_VAL=""
          [ "${{ matrix.goarch }}" = "arm" ] && ARM_VAL="v${{ matrix.goarm }}"
          
          EXT=""
          [ "${{ matrix.goos }}" = "windows" ] && EXT=".exe"
          
          FILENAME="gotunnel-${{ matrix.target }}-${{ matrix.goos }}-${{ matrix.goarch }}${ARM_VAL}${EXT}"
          
          go build -trimpath -ldflags="-s -w" -o "${FILENAME}" ./cmd/${{ matrix.target }}
          
          echo "CURRENT_FILENAME=${FILENAME}" >> $GITHUB_ENV
      
      # 保存 Go 模块缓存
      - name: Save Go modules cache
        if: always()
        run: |
          CACHE_DIR="/data/cache/go-modules"
          CACHE_KEY="go-${{ runner.os }}-${{ hashFiles('go.sum') }}"
          
          mkdir -p "$CACHE_DIR/$CACHE_KEY"
          
          [ -d ~/go/pkg/mod ] && cp -r ~/go/pkg/mod "$CACHE_DIR/$CACHE_KEY/" 2>/dev/null || true
          [ -d ~/.cache/go-build ] && cp -r ~/.cache/go-build "$CACHE_DIR/$CACHE_KEY/" 2>/dev/null || true
          
          echo "Cache saved: $CACHE_KEY"
      
      - name: Run UPX Compression
        if: matrix.upx == true
        run: |
          upx --best --lzma "${{ env.CURRENT_FILENAME }}" || echo "UPX skipped for this platform"
      
      - name: Upload Binary
        uses: actions/upload-artifact@v3
        with:
          name: ${{ env.CURRENT_FILENAME }}
          path: ${{ env.CURRENT_FILENAME }}
          retention-days: 7