#!/bin/bash
# ============================================
# 服务器部署脚本 - 同步前端 + 构建 Java + 启动
# ============================================
set -e

# ==================== 1. 核心路径配置 ====================
PROJECT_DIR="/www/wwwroot/monisuo"           # 源码目录
BACKEND_DIR="/www/wwwroot"                   # 后端运行目录
FLUTTER_WEB_DIR="/www/wwwroot/monisuo-h5"    # Flutter Web 目录
ADMIN_DIR="/www/wwwroot/monisuo-admin"       # Vue Admin 目录

BACKEND_JAR_NAME="monisuo-1.0.jar"
BACKEND_PORT="5010"
BUILD_LOG="/tmp/monisuo_build_$(date +%Y%m%d).log"

# ==================== 2. 环境配置 ====================
export JAVA_HOME="/www/server/java/jdk1.8.0_371"
export PATH=$JAVA_HOME/bin:$PATH

# Maven 配置
MVN_EXEC=$(which mvn || find /www/server -name "mvn" | head -n 1 || echo "mvn")
export MAVEN_OPTS="-Xms512m -Xmx1024m"

# Maven 本地仓库
MAVEN_REPO="$PROJECT_DIR/.m2_repo"
mkdir -p $MAVEN_REPO && chmod -R 777 $MAVEN_REPO

# ==================== 3. 工具函数 ====================
log() {
    echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1" | tee -a $BUILD_LOG
}

# ==================== 4. 构建并同步前端 ====================
sync_frontend() {
    log "📂 [前端] 开始构建..."

    # Flutter Web 构建
    # log "4.1 构建 Flutter Web..."
    # cd $PROJECT_DIR/flutter_monisuo
    # flutter build web --release --dart-define=ENV=prod >> $BUILD_LOG 2>&1
    # if [ $? -eq 0 ]; then
    #     log "✅ Flutter Web 构建完成"
    # else
    #     log "❌ Flutter Web 构建失败"
    #     exit 1
    # fi

    # 同步 Flutter Web
    FLUTTER_BUILD_DIR="$PROJECT_DIR/flutter_monisuo/build/web"
    mkdir -p $FLUTTER_WEB_DIR
    rm -rf $FLUTTER_WEB_DIR/*
    cp -r $FLUTTER_BUILD_DIR/* $FLUTTER_WEB_DIR/
    log "✅ Flutter Web 同步完成"

    # Vue Admin 构建
    log "4.2 构建 Vue Admin..."
    cd $PROJECT_DIR/monisuo-admin
    pnpm install >> $BUILD_LOG 2>&1
    pnpm run build >> $BUILD_LOG 2>&1
    if [ $? -eq 0 ]; then
        log "✅ Vue Admin 构建完成"
    else
        log "❌ Vue Admin 构建失败"
        exit 1
    fi

    # 同步 Vue Admin
    ADMIN_BUILD_DIR="$PROJECT_DIR/monisuo-admin/dist"
    mkdir -p $ADMIN_DIR
    rm -rf $ADMIN_DIR/*
    cp -r $ADMIN_BUILD_DIR/* $ADMIN_DIR/
    log "✅ Vue Admin 同步完成"
}

# ==================== 5. 后端构建与部署 ====================
deploy_backend() {
    log "🚀 [后端] 开始部署..."
    cd $PROJECT_DIR

    log "5.1 同步代码..."
    git fetch origin
    git reset --hard origin/main

    log "5.2 Maven 构建..."
    $MVN_EXEC clean package -DskipTests -Dmaven.repo.local=$MAVEN_REPO >> $BUILD_LOG 2>&1

    log "5.3 停止旧进程..."
    OLD_PID=$(ps -ef | grep "$BACKEND_JAR_NAME" | grep -v "grep" | awk '{print $2}')
    [ -z "$OLD_PID" ] || kill -9 $OLD_PID
    sleep 2

    log "5.4 部署 JAR 包..."
    SOURCE_JAR="$PROJECT_DIR/target/$BACKEND_JAR_NAME"
    if [ ! -f "$SOURCE_JAR" ]; then
        log "❌ 构建失败：未找到 $SOURCE_JAR"
        exit 1
    fi

    mkdir -p $BACKEND_DIR/logs
    cp -f "$SOURCE_JAR" "$BACKEND_DIR/"

    log "5.5 启动服务..."
    cd $BACKEND_DIR
    nohup java -jar \
        -Xms256m \
        -Xmx512m \
        -XX:+UseG1GC \
        $BACKEND_JAR_NAME \
        --spring.profiles.active=dev \
        --server.port=$BACKEND_PORT \
        > ./logs/app.log 2>&1 &

    # 等待并检查启动状态
    sleep 5
    if pgrep -f $BACKEND_JAR_NAME > /dev/null; then
        PID=$(pgrep -f $BACKEND_JAR_NAME)
        log "✅ 后端启动成功 (PID: $PID)"
    else
        log "❌ 后端启动失败，查看日志:"
        tail -50 ./logs/app.log >> $BUILD_LOG
        exit 1
    fi
}

# ==================== 6. 执行主流程 ====================
case "$1" in
    frontend)
        sync_frontend
        ;;
    backend)
        deploy_backend
        ;;
    *)
        sync_frontend
        deploy_backend
        ;;
esac

log "🏁 [$(date '+%H:%M:%S')] 部署完成！"