#!/bin/bash

# ============================================
# 云小调前端一键部署脚本
# 目标服务器：36.140.67.217
# 使用方式：./deploy.sh
# ============================================

set -e

# 配置变量
SERVER_IP="36.140.67.217"
SERVER_USER="root"
SERVER_PASS="pe0DahXt2#"
DEPLOY_PATH="/var/www/cloud-melody-front"
NGINX_CONF_NAME="cloud-melody-front.conf"

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

log_info() {
    echo -e "${GREEN}[INFO]${NC} $1"
}

log_warn() {
    echo -e "${YELLOW}[WARN]${NC} $1"
}

log_error() {
    echo -e "${RED}[ERROR]${NC} $1"
}

# 检查依赖
check_dependencies() {
    log_info "检查依赖..."
    
    if ! command -v npm &> /dev/null; then
        log_error "npm 未安装，请先安装 Node.js"
        exit 1
    fi
    
    if ! command -v sshpass &> /dev/null; then
        log_warn "sshpass 未安装，正在安装..."
        if [[ "$OSTYPE" == "darwin"* ]]; then
            brew install sshpass 2>/dev/null || brew install hudochenkov/sshpass/sshpass
        elif [[ "$OSTYPE" == "linux-gnu"* ]]; then
            sudo apt-get install -y sshpass || sudo yum install -y sshpass
        fi
    fi
    
    log_info "依赖检查完成"
}

# 构建项目
build_project() {
    log_info "开始构建项目..."
    
    cd "$(dirname "$0")/.."
    
    # 安装依赖
    log_info "安装依赖..."
    npm install
    
    # 构建生产包
    log_info "构建生产包..."
    npm run build
    
    if [ ! -d "build" ]; then
        log_error "构建失败，build 目录不存在"
        exit 1
    fi
    
    log_info "构建完成"
}

# 部署到服务器
deploy_to_server() {
    log_info "开始部署到服务器 ${SERVER_IP}..."
    
    # 创建远程目录
    sshpass -p "${SERVER_PASS}" ssh -o StrictHostKeyChecking=no ${SERVER_USER}@${SERVER_IP} "
        mkdir -p ${DEPLOY_PATH}
        mkdir -p /etc/nginx/conf.d
    "
    
    # 上传构建文件
    log_info "上传构建文件..."
    sshpass -p "${SERVER_PASS}" scp -o StrictHostKeyChecking=no -r build/* ${SERVER_USER}@${SERVER_IP}:${DEPLOY_PATH}/
    
    # 上传 nginx 配置
    log_info "配置 Nginx..."
    sshpass -p "${SERVER_PASS}" scp -o StrictHostKeyChecking=no \
        "$(dirname "$0")/cloud-melody-front.conf" \
        ${SERVER_USER}@${SERVER_IP}:/etc/nginx/conf.d/${NGINX_CONF_NAME}
    
    # 重启 nginx
    log_info "重启 Nginx..."
    sshpass -p "${SERVER_PASS}" ssh -o StrictHostKeyChecking=no ${SERVER_USER}@${SERVER_IP} "
        # 检查 nginx 配置
        nginx -t
        
        # 重启 nginx
        systemctl restart nginx || service nginx restart
        
        # 设置开机自启
        systemctl enable nginx || chkconfig nginx on
    "
    
    log_info "部署完成！"
}

# 显示部署结果
show_result() {
    echo ""
    echo "============================================"
    echo -e "${GREEN}部署成功！${NC}"
    echo "============================================"
    echo ""
    echo "访问地址："
    echo "  前端页面：http://${SERVER_IP}:9002"
    echo "  后端API：http://${SERVER_IP}:9015"
    echo ""
    echo "服务器信息："
    echo "  IP：${SERVER_IP}"
    echo "  用户：${SERVER_USER}"
    echo "  部署路径：${DEPLOY_PATH}"
    echo ""
    echo "常用命令："
    echo "  查看 Nginx 状态：ssh root@${SERVER_IP} 'systemctl status nginx'"
    echo "  查看 Nginx 日志：ssh root@${SERVER_IP} 'tail -f /var/log/nginx/error.log'"
    echo "  重启 Nginx：ssh root@${SERVER_IP} 'systemctl restart nginx'"
    echo "============================================"
}

# 主流程
main() {
    echo ""
    echo "============================================"
    echo "    云小调前端一键部署脚本"
    echo "============================================"
    echo ""
    
    check_dependencies
    build_project
    deploy_to_server
    show_result
}

main "$@"