#!/bin/bash
# build.sh - Build script for SiteProxy
# Usage: ./build.sh [platform]
# Example: ./build.sh linux
set -e
echo "================================"
echo "  SiteProxy Build Script"
echo "================================"
echo ""
# 颜色定义
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
NC='\033[0m' # No Color
# 版本信息
VERSION=$(git describe --tags --always --dirty 2>/dev/null || echo "dev")
BUILD_TIME=$(date -u '+%Y-%m-%d_%H:%M:%S')
GO_VERSION=$(go version | awk '{print $3}')
echo -e "${YELLOW}Version:${NC} $VERSION"
echo -e "${YELLOW}Build Time:${NC} $BUILD_TIME"
echo -e "${YELLOW}Go Version:${NC} $GO_VERSION"
echo ""
# 清理旧文件
echo -e "${YELLOW}Cleaning old builds...${NC}"
rm -f siteproxy siteproxy-*
echo -e "${GREEN}✓ Cleaned${NC}"
echo ""
# 构建标志
LDFLAGS="-s -w -X main.Version=$VERSION -X main.BuildTime=$BUILD_TIME"
# 检查平台参数
PLATFORM=${1:-"current"}
build_binary() {
    local GOOS=$1
    local GOARCH=$2
    local OUTPUT=$3
    
    echo -e "${YELLOW}Building for $GOOS/$GOARCH...${NC}"
    
    if CGO_ENABLED=0 GOOS=$GOOS GOARCH=$GOARCH go build -ldflags="$LDFLAGS" -o $OUTPUT .; then
        local SIZE=$(du -h $OUTPUT | cut -f1)
        echo -e "${GREEN}✓ Built: $OUTPUT ($SIZE)${NC}"
        return 0
    else
        echo -e "${RED}✗ Build failed for $GOOS/$GOARCH${NC}"
        return 1
    fi
}
case $PLATFORM in
    "current")
        echo "Building for current platform..."
        build_binary $(go env GOOS) $(go env GOARCH) "siteproxy"
        ;;
    
    "linux")
        build_binary "linux" "amd64" "siteproxy-linux-amd64"
        ;;
    
    "darwin")
        build_binary "darwin" "amd64" "siteproxy-darwin-amd64"
        build_binary "darwin" "arm64" "siteproxy-darwin-arm64"
        ;;
    
    "windows")
        build_binary "windows" "amd64" "siteproxy-windows-amd64.exe"
        ;;
    
    "all")
        echo "Building for all platforms..."
        build_binary "linux" "amd64" "siteproxy-linux-amd64"
        build_binary "linux" "arm64" "siteproxy-linux-arm64"
        build_binary "darwin" "amd64" "siteproxy-darwin-amd64"
        build_binary "darwin" "arm64" "siteproxy-darwin-arm64"
        build_binary "windows" "amd64" "siteproxy-windows-amd64.exe"
        ;;
    
    *)
        echo -e "${RED}Unknown platform: $PLATFORM${NC}"
        echo "Usage: ./build.sh [current|linux|darwin|windows|all]"
        exit 1
        ;;
esac
echo ""
echo -e "${GREEN}================================${NC}"
echo -e "${GREEN}  Build Complete!${NC}"
echo -e "${GREEN}================================${NC}"
echo ""
echo "Run with: ./siteproxy"