feat: 完成从Supabase到本地化架构的迁移\n\n- 添加本地SQLite数据库支持\n- 实现本地认证系统（JWT + bcrypt）\n- 创建Express.js API服务器\n- 实现完整的命理分析算法\n- 替换Supabase客户端为本地API客户端\n- 保持前端接口兼容性\n- 添加本地服务器启动脚本

server/services/authService.js

@@ -0,0 +1,176 @@
+import bcrypt from 'bcryptjs';
+import jwt from 'jsonwebtoken';
+import { dbOperations } from '../database.js';
+
+const JWT_SECRET = process.env.JWT_SECRET || 'your-super-secret-jwt-key-change-in-production';
+const JWT_EXPIRES_IN = '7d';
+
+export const authService = {
+  /**
+   * 用户注册
+   */
+  async signUp(userData) {
+    const { email, password, fullName, birthDate, birthTime, birthPlace, gender } = userData;
+    
+    try {
+      // 检查用户是否已存在
+      const existingUser = dbOperations.getUserByEmail.get(email);
+      if (existingUser) {
+        throw new Error('用户已存在');
+      }
+      
+      // 密码加密
+      const saltRounds = 12;
+      const hashedPassword = await bcrypt.hash(password, saltRounds);
+      
+      // 创建用户
+      const result = dbOperations.createUser.run(
+        email,
+        hashedPassword,
+        fullName || null,
+        birthDate || null,
+        birthTime || null,
+        birthPlace || null,
+        gender || null
+      );
+      
+      // 获取创建的用户信息
+      const user = dbOperations.getUserById.get(result.lastInsertRowid);
+      
+      // 生成JWT token
+      const token = jwt.sign(
+        { userId: user.id, email: user.email },
+        JWT_SECRET,
+        { expiresIn: JWT_EXPIRES_IN }
+      );
+      
+      return {
+        user: {
+          id: user.id,
+          email: user.email,
+          fullName: user.full_name,
+          birthDate: user.birth_date,
+          birthTime: user.birth_time,
+          birthPlace: user.birth_place,
+          gender: user.gender,
+          createdAt: user.created_at
+        },
+        token
+      };
+    } catch (error) {
+      if (error.code === 'SQLITE_CONSTRAINT_UNIQUE') {
+        throw new Error('邮箱已被注册');
+      }
+      throw error;
+    }
+  },
+  
+  /**
+   * 用户登录
+   */
+  async signIn(email, password) {
+    try {
+      // 查找用户
+      const user = dbOperations.getUserByEmail.get(email);
+      if (!user) {
+        throw new Error('邮箱或密码错误');
+      }
+      
+      // 验证密码
+      const isValidPassword = await bcrypt.compare(password, user.password);
+      if (!isValidPassword) {
+        throw new Error('邮箱或密码错误');
+      }
+      
+      // 生成JWT token
+      const token = jwt.sign(
+        { userId: user.id, email: user.email },
+        JWT_SECRET,
+        { expiresIn: JWT_EXPIRES_IN }
+      );
+      
+      return {
+        user: {
+          id: user.id,
+          email: user.email,
+          fullName: user.full_name,
+          birthDate: user.birth_date,
+          birthTime: user.birth_time,
+          birthPlace: user.birth_place,
+          gender: user.gender,
+          createdAt: user.created_at
+        },
+        token
+      };
+    } catch (error) {
+      throw error;
+    }
+  },
+  
+  /**
+   * 验证JWT token
+   */
+  verifyToken(token) {
+    try {
+      const decoded = jwt.verify(token, JWT_SECRET);
+      return decoded;
+    } catch (error) {
+      throw new Error('无效的token');
+    }
+  },
+  
+  /**
+   * 获取用户信息
+   */
+  async getUserById(userId) {
+    try {
+      const user = dbOperations.getUserById.get(userId);
+      if (!user) {
+        throw new Error('用户不存在');
+      }
+      
+      return {
+        id: user.id,
+        email: user.email,
+        fullName: user.full_name,
+        birthDate: user.birth_date,
+        birthTime: user.birth_time,
+        birthPlace: user.birth_place,
+        gender: user.gender,
+        createdAt: user.created_at
+      };
+    } catch (error) {
+      throw error;
+    }
+  },
+  
+  /**
+   * 更新用户信息
+   */
+  async updateUser(userId, userData) {
+    const { fullName, birthDate, birthTime, birthPlace, gender } = userData;
+    
+    try {
+      // 检查用户是否存在
+      const existingUser = dbOperations.getUserById.get(userId);
+      if (!existingUser) {
+        throw new Error('用户不存在');
+      }
+      
+      // 更新用户信息
+      dbOperations.updateUser.run(
+        fullName || existingUser.full_name,
+        birthDate || existingUser.birth_date,
+        birthTime || existingUser.birth_time,
+        birthPlace || existingUser.birth_place,
+        gender || existingUser.gender,
+        userId
+      );
+      
+      // 返回更新后的用户信息
+      return await this.getUserById(userId);
+    } catch (error) {
+      throw error;
+    }
+  }
+};