初始化项目

2026-01-26 16:01:15 +08:00
1 parent 45a1702948
commit 934b8aad40
@@ -0,0 +1,124 @@
+package com.bycrm.service.impl;
+
+import com.bycrm.common.Constants;
+import com.bycrm.dto.ChangePasswordDTO;
+import com.bycrm.dto.ResetPasswordDTO;
+import com.bycrm.entity.User;
+import com.bycrm.exception.BusinessException;
+import com.bycrm.mapper.UserMapper;
+import com.bycrm.service.UserService;
+import com.bycrm.util.JwtUtil;
+import com.bycrm.vo.UserInfoVO;
+import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
+import org.springframework.stereotype.Service;
+
+/**
+ * 用户服务实现
+ */
+@Service
+public class UserServiceImpl implements UserService {
+
+    private final UserMapper userMapper;
+    private final JwtUtil jwtUtil;
+    private final BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
+
+    public UserServiceImpl(UserMapper userMapper, JwtUtil jwtUtil) {
+        this.userMapper = userMapper;
+        this.jwtUtil = jwtUtil;
+    }
+
+    @Override
+    public String login(com.bycrm.dto.LoginDTO loginDTO) {
+        User user = userMapper.selectByUsername(loginDTO.getUsername());
+        if (user == null) {
+            throw new BusinessException("用户名或密码错误");
+        }
+
+        if (user.getStatus() == Constants.USER_STATUS_DISABLED) {
+            throw new BusinessException("用户已被禁用");
+        }
+
+        if (!passwordEncoder.matches(loginDTO.getPassword(), user.getPassword())) {
+            throw new BusinessException("用户名或密码错误");
+        }
+
+        return jwtUtil.generateToken(user.getId(), user.getUsername(), user.getRole(), user.getDealerId());
+    }
+
+    @Override
+    public User getUserById(Long id) {
+        return userMapper.selectById(id);
+    }
+
+    @Override
+    public User getUserByUsername(String username) {
+        return userMapper.selectByUsername(username);
+    }
+
+    @Override
+    public UserInfoVO getCurrentUser(String token) {
+        Long userId = jwtUtil.getUserIdFromToken(token);
+        User user = userMapper.selectById(userId);
+        if (user == null) {
+            throw new BusinessException("用户不存在");
+        }
+
+        UserInfoVO vo = new UserInfoVO();
+        vo.setUserId(user.getId());
+        vo.setUsername(user.getUsername());
+        vo.setRealName(user.getRealName());
+        vo.setDealerId(user.getDealerId());
+        vo.setDealerName(user.getDealerName());
+        vo.setRole(user.getRole());
+        vo.setRoleDesc(user.getRole() == Constants.USER_ROLE_ADMIN ? "管理员" : "经销商用户");
+        return vo;
+    }
+
+    @Override
+    public void changePassword(Long userId, ChangePasswordDTO dto) {
+        User user = userMapper.selectById(userId);
+        if (user == null) {
+            throw new BusinessException("用户不存在");
+        }
+
+        // 验证原密码
+        if (!passwordEncoder.matches(dto.getOldPassword(), user.getPassword())) {
+            throw new BusinessException("原密码错误");
+        }
+
+        // 新密码不能与原密码相同
+        if (dto.getOldPassword().equals(dto.getNewPassword())) {
+            throw new BusinessException("新密码不能与原密码相同");
+        }
+
+        // 加密新密码并更新
+        String encodedPassword = passwordEncoder.encode(dto.getNewPassword());
+        user.setPassword(encodedPassword);
+        userMapper.update(user);
+    }
+
+    @Override
+    public void resetPassword(ResetPasswordDTO dto) {
+        User user = userMapper.selectById(dto.getUserId());
+        if (user == null) {
+            throw new BusinessException("用户不存在");
+        }
+
+        // 管理员不能重置自己的密码（应使用修改密码功能）
+        if (user.getRole() == Constants.USER_ROLE_ADMIN) {
+            throw new BusinessException("不能重置管理员密码");
+        }
+
+        // 加密新密码并更新
+        String encodedPassword = passwordEncoder.encode(dto.getNewPassword());
+        user.setPassword(encodedPassword);
+        userMapper.update(user);
+    }
+
+    public static void main(String[] args) {
+        BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
+        String rawPassword = "59cce3254e6d76ec6bad2d84ae56b5da3e118b2f22d0d2b2d780356cbe3c0881";
+        String encodedPassword = passwordEncoder.encode(rawPassword);
+        System.out.println("Encoded Password: " + encodedPassword);
+    }
+}