start.sh

#!/bin/bash

# GraphNote 完整启动脚本
# 用途: 一键启动前端、后端、数据库

set -e

echo "╔════════════════════════════════════════════════════════════════════════════╗"
echo "║                    GraphNote 应用启动脚本                                    ║"
echo "╚════════════════════════════════════════════════════════════════════════════╝"
echo ""

# 色彩定义
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
RED='\033[0;31m'
NC='\033[0m' # No Color

PROJECT_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
BACKEND_DIR="$PROJECT_ROOT/backend"
FRONTEND_DIR="$PROJECT_ROOT/graphnote-web"

# 检查依赖
check_dependencies() {
    echo -e "${BLUE}📋 检查依赖...${NC}"

    if ! command -v node &> /dev/null; then
        echo -e "${RED}❌ Node.js 未安装${NC}"
        exit 1
    fi

    if ! command -v npm &> /dev/null; then
        echo -e "${RED}❌ npm 未安装${NC}"
        exit 1
    fi

    echo -e "${GREEN}✓ Node.js 已安装${NC}"
    echo -e "${GREEN}✓ npm 已安装${NC}"
    echo ""
}

# 检查数据库
check_database() {
    echo -e "${BLUE}🗄️  检查数据库...${NC}"

    # 检查PostgreSQL是否运行
    if ! nc -z localhost 5432 2>/dev/null; then
        echo -e "${YELLOW}⚠️  PostgreSQL 未运行${NC}"
        echo -e "${BLUE}   建议: brew services start postgresql${NC}"
        read -p "继续运行吗? (y/n) " -n 1 -r
        echo
        if [[ ! $REPLY =~ ^[Yy]$ ]]; then
            exit 1
        fi
    else
        echo -e "${GREEN}✓ PostgreSQL 已运行${NC}"
    fi
    echo ""
}

# 启动后端
start_backend() {
    echo -e "${BLUE}🔧 启动后端服务...${NC}"

    cd "$BACKEND_DIR"

    # 检查node_modules
    if [ ! -d "node_modules" ]; then
        echo -e "${YELLOW}📦 安装后端依赖...${NC}"
        npm install
    fi

    # 生成Prisma
    echo -e "${YELLOW}🔧 生成Prisma客户端...${NC}"
    npm run prisma:generate

    # 检查是否需要迁移
    if [ ! -d "prisma/migrations" ] || [ -z "$(ls -A prisma/migrations)" ]; then
        echo -e "${YELLOW}🗄️  初始化数据库...${NC}"
        npm run prisma:migrate
    fi

    echo -e "${GREEN}✓ 后端准备完成${NC}"
    echo ""

    # 在后台启动
    npm run dev > /tmp/graphnote-backend.log 2>&1 &
    BACKEND_PID=$!
    echo -e "${GREEN}✓ 后端已启动 (PID: $BACKEND_PID)${NC}"

    # 等待后端启动
    sleep 2

    # 检查后端是否成功启动
    if ! kill -0 $BACKEND_PID 2>/dev/null; then
        echo -e "${RED}❌ 后端启动失败${NC}"
        cat /tmp/graphnote-backend.log
        exit 1
    fi

    # 检查health端点
    if curl -s http://localhost:3000/health > /dev/null 2>&1; then
        echo -e "${GREEN}✓ 后端健康检查通过${NC}"
    else
        echo -e "${YELLOW}⚠️  后端可能未完全启动，稍候重试...${NC}"
        sleep 2
    fi
    echo ""
}

# 启动前端
start_frontend() {
    echo -e "${BLUE}🎨 启动前端服务...${NC}"

    cd "$FRONTEND_DIR"

    # 检查node_modules
    if [ ! -d "node_modules" ]; then
        echo -e "${YELLOW}📦 安装前端依赖...${NC}"
        npm install
    fi

    echo -e "${GREEN}✓ 前端准备完成${NC}"
    echo ""

    # 在后台启动
    npm run dev > /tmp/graphnote-frontend.log 2>&1 &
    FRONTEND_PID=$!
    echo -e "${GREEN}✓ 前端已启动 (PID: $FRONTEND_PID)${NC}"

    # 等待前端启动
    sleep 3

    echo ""
}

# 显示启动摘要
show_summary() {
    echo -e "${BLUE}════════════════════════════════════════════════════════════════════════════${NC}"
    echo -e "${GREEN}🎉 GraphNote 启动完成！${NC}"
    echo ""
    echo -e "${YELLOW}📌 应用地址:${NC}"
    echo -e "   🌐 前端: ${BLUE}http://localhost:5173${NC}"
    echo -e "   🔌 后端: ${BLUE}http://localhost:3000${NC}"
    echo -e "   🏥 健康检查: ${BLUE}http://localhost:3000/health${NC}"
    echo ""
    echo -e "${YELLOW}📝 登录信息:${NC}"
    echo -e "   邮箱: test@example.com"
    echo -e "   密码: password123"
    echo -e "   或在 ${BLUE}/register${NC} 页面创建新账户"
    echo ""
    echo -e "${YELLOW}📂 日志文件:${NC}"
    echo -e "   后端: /tmp/graphnote-backend.log"
    echo -e "   前端: /tmp/graphnote-frontend.log"
    echo ""
    echo -e "${YELLOW}🛑 停止服务:${NC}"
    echo -e "   kill $BACKEND_PID  (停止后端)"
    echo -e "   kill $FRONTEND_PID (停止前端)"
    echo ""
    echo -e "${BLUE}════════════════════════════════════════════════════════════════════════════${NC}"
}

# 主程序
main() {
    check_dependencies
    check_database
    start_backend
    start_frontend
    show_summary

    echo ""
    echo -e "${GREEN}所有服务已启动，按 Ctrl+C 停止${NC}"
    echo ""

    # 保持脚本运行
    wait
}

# 清理函数
cleanup() {
    echo ""
    echo -e "${YELLOW}⏹️  停止所有服务...${NC}"
    kill $BACKEND_PID 2>/dev/null || true
    kill $FRONTEND_PID 2>/dev/null || true
    echo -e "${GREEN}✓ 服务已停止${NC}"
}

# 捕获Ctrl+C
trap cleanup SIGINT SIGTERM

# 运行主程序
main