#!/bin/bash

# 情感博物馆 - Jenkins构建脚本
# 作者: emotion-museum
# 日期: 2025-07-18
# 用途: 在Jenkins服务器上构建所有微服务jar包

set -e

# 配置变量
PROFILE="${DEPLOY_ENV:-test}"
PROJECT_NAME="${PROJECT_NAME:-emotion-museum}"

# Jenkins构建信息
BUILD_NUMBER="${BUILD_NUMBER:-manual}"
JOB_NAME="${JOB_NAME:-local-build}"
BUILD_URL="${BUILD_URL:-}"

# 颜色输出
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m'

# 日志函数
log_info() {
    echo -e "${BLUE}[INFO]${NC} $(date '+%Y-%m-%d %H:%M:%S') - $1"
}

log_success() {
    echo -e "${GREEN}[SUCCESS]${NC} $(date '+%Y-%m-%d %H:%M:%S') - $1"
}

log_warning() {
    echo -e "${YELLOW}[WARNING]${NC} $(date '+%Y-%m-%d %H:%M:%S') - $1"
}

log_error() {
    echo -e "${RED}[ERROR]${NC} $(date '+%Y-%m-%d %H:%M:%S') - $1"
}

# 服务列表
SERVICES=(
    "emotion-gateway:19000"
    "emotion-user:19001"
    "emotion-ai:19002"
    "emotion-record:19003"
    "emotion-growth:19004"
    "emotion-explore:19005"
    "emotion-reward:19006"
    "emotion-websocket:19007"
    "emotion-auth:19008"
    "emotion-stats:19009"
)

# 检查构建环境
check_build_environment() {
    log_info "检查构建环境..."
    
    # 检查Java版本
    if command -v java &> /dev/null; then
        local java_version=$(java -version 2>&1 | head -1 | cut -d'"' -f2)
        log_info "Java版本: $java_version"
    else
        log_error "Java未安装"
        exit 1
    fi
    
    # 检查Maven版本
    if command -v mvn &> /dev/null; then
        local maven_version=$(mvn -version | head -1 | awk '{print $3}')
        log_info "Maven版本: $maven_version"
    else
        log_error "Maven未安装"
        exit 1
    fi
    
    # 检查是否在Jenkins环境中
    if [ -n "$JENKINS_HOME" ] || [ -n "$BUILD_NUMBER" ]; then
        log_info "检测到Jenkins环境"
        log_info "构建编号: $BUILD_NUMBER"
        log_info "任务名称: $JOB_NAME"
    else
        log_info "本地构建环境"
    fi
    
    log_success "构建环境检查通过"
}

# 清理旧的构建产物
clean_old_artifacts() {
    log_info "清理旧的构建产物..."
    
    # 清理父项目
    mvn clean -q
    
    # 清理各个子模块
    for service_info in "${SERVICES[@]}"; do
        service_name=$(echo $service_info | cut -d':' -f1)
        if [ -d "$service_name" ]; then
            log_info "清理模块: $service_name"
            cd $service_name
            mvn clean -q
            cd ..
        fi
    done
    
    log_success "构建产物清理完成"
}

# 构建所有服务
build_all_services() {
    log_info "开始构建所有微服务..."
    
    # 先构建父项目
    log_info "构建父项目..."
    if mvn install -DskipTests -q; then
        log_success "父项目构建成功"
    else
        log_error "父项目构建失败"
        exit 1
    fi
    
    # 构建各个微服务
    local build_success=0
    local build_failed=0
    
    for service_info in "${SERVICES[@]}"; do
        service_name=$(echo $service_info | cut -d':' -f1)
        log_info "构建服务: $service_name"
        
        if [ ! -d "$service_name" ]; then
            log_warning "服务目录不存在: $service_name"
            continue
        fi
        
        cd $service_name
        if mvn package -DskipTests -P${PROFILE} -q; then
            # 检查jar包是否生成
            if [ -f "target/${service_name}-1.0.0.jar" ]; then
                local jar_size=$(du -h "target/${service_name}-1.0.0.jar" | cut -f1)
                log_success "✅ $service_name 构建成功 (大小: $jar_size)"
                build_success=$((build_success + 1))
            else
                log_error "❌ $service_name jar包未生成"
                build_failed=$((build_failed + 1))
            fi
        else
            log_error "❌ $service_name 构建失败"
            build_failed=$((build_failed + 1))
        fi
        cd ..
    done
    
    log_info "构建统计: 成功 $build_success, 失败 $build_failed"
    
    if [ $build_failed -eq 0 ]; then
        log_success "所有服务构建成功"
        return 0
    else
        log_error "部分服务构建失败"
        return 1
    fi
}

# 生成构建报告
generate_build_report() {
    local total_time=$1
    
    echo ""
    echo "========================================"
    echo "           构建完成报告"
    echo "========================================"
    echo "项目名称: $PROJECT_NAME"
    echo "构建环境: $PROFILE"
    echo "构建时间: $(date '+%Y-%m-%d %H:%M:%S')"
    echo "总耗时: ${total_time}s"
    if [ "$BUILD_NUMBER" != "manual" ]; then
        echo "Jenkins构建: #$BUILD_NUMBER"
        echo "Jenkins任务: $JOB_NAME"
        [ -n "$BUILD_URL" ] && echo "构建链接: $BUILD_URL"
    fi
    echo "========================================"
    
    echo ""
    echo "📦 构建产物详情:"
    printf "%-20s %-10s %-10s %s\n" "服务名称" "状态" "大小" "路径"
    echo "----------------------------------------"
    
    local total_size=0
    for service_info in "${SERVICES[@]}"; do
        service_name=$(echo $service_info | cut -d':' -f1)
        jar_file="${service_name}/target/${service_name}-1.0.0.jar"

        if [ -f "$jar_file" ]; then
            jar_size=$(du -h "$jar_file" | cut -f1)
            # 兼容macOS和Linux的文件大小获取
            if [[ "$OSTYPE" == "darwin"* ]]; then
                jar_bytes=$(stat -f%z "$jar_file" 2>/dev/null || echo "0")
            else
                jar_bytes=$(stat -c%s "$jar_file" 2>/dev/null || echo "0")
            fi
            total_size=$((total_size + jar_bytes))
            printf "%-20s ${GREEN}%-10s${NC} %-10s %s\n" "$service_name" "✅ 成功" "$jar_size" "$jar_file"
        else
            printf "%-20s ${RED}%-10s${NC} %-10s %s\n" "$service_name" "❌ 失败" "N/A" "未生成"
        fi
    done
    
    echo ""
    echo "📊 构建统计:"
    echo "  总产物大小: $(echo $total_size | awk '{printf "%.1fMB", $1/1024/1024}')"
    echo "  构建工作空间: $(pwd)"
    echo ""
    echo "========================================"
    echo "🎉 构建任务完成！"
}

# 主函数
main() {
    local start_time=$(date +%s)
    
    log_info "🔨 开始Jenkins构建任务..."
    log_info "构建环境: $PROFILE"
    log_info "项目名称: $PROJECT_NAME"
    
    # 检查构建环境
    check_build_environment
    
    # 清理旧产物
    clean_old_artifacts
    
    # 构建所有服务
    if build_all_services; then
        log_success "所有服务构建成功"
        build_result=0
    else
        log_error "部分服务构建失败"
        build_result=1
    fi
    
    # 计算总耗时
    local end_time=$(date +%s)
    local total_time=$((end_time - start_time))
    
    # 生成构建报告
    generate_build_report $total_time
    
    # 返回构建结果
    if [ $build_result -eq 0 ]; then
        log_success "🎉 Jenkins构建任务完成！"
        exit 0
    else
        log_error "⚠️  构建任务部分失败，请检查错误日志"
        exit 1
    fi
}

# 执行主函数
main "$@"