2026-07-03 15:58:29 +08:00
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// Package service 提供业务逻辑层
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package service
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import (
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"errors"
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"seeyon-filesystem/config"
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"seeyon-filesystem/dto"
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"seeyon-filesystem/model"
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"seeyon-filesystem/repository"
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"seeyon-filesystem/utils"
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"gorm.io/gorm"
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)
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// AuthService 认证服务
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type AuthService struct {
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userRepo *repository.UserRepository
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}
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// NewAuthService 创建认证服务实例
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func NewAuthService() *AuthService {
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return &AuthService{
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userRepo: repository.NewUserRepository(),
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}
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}
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2026-07-10 17:33:33 +08:00
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// Login 用户登录(用户名+密码)
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2026-07-03 15:58:29 +08:00
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func (s *AuthService) Login(req *dto.LoginRequest) (*dto.LoginResponse, error) {
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// 查找用户
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user, err := s.userRepo.FindByUsername(req.Username)
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, errors.New("用户名或密码错误")
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}
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return nil, err
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}
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// 检查用户状态
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if user.Status != 1 {
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return nil, errors.New("账号已被禁用")
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}
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// 验证密码
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if !utils.CheckPassword(req.Password, user.Password) {
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return nil, errors.New("用户名或密码错误")
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}
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// 生成JWT Token
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token, err := utils.GenerateToken(
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user.ID,
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user.Username,
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user.Role,
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config.AppConfig.JWT.Secret,
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config.AppConfig.JWT.Expiration,
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)
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if err != nil {
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return nil, errors.New("生成Token失败")
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}
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return &dto.LoginResponse{
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Token: token,
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Username: user.Username,
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Nickname: user.Nickname,
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Role: user.Role,
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MustChangePwd: user.MustChangePwd == 1,
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}, nil
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}
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2026-07-10 17:33:33 +08:00
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// validateAppLogin 校验 appId 登录
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func (s *AuthService) validateAppLogin(appID string, userID uint64) error {
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// 1. appId 是否存在且启用
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var app model.App
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if err := config.DB.Where("app_id = ? AND status = 1", appID).First(&app).Error; err != nil {
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return errors.New("应用ID无效或已禁用")
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}
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// 2. 用户是否已绑定该应用
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var count int64
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config.DB.Model(&model.AppUser{}).Where("app_id = ? AND user_id = ?", app.ID, userID).Count(&count)
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if count == 0 {
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return errors.New("用户未授权此应用")
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}
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return nil
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}
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// AppLogin 应用登录(用户名+appId)
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func (s *AuthService) AppLogin(req *dto.AppLoginRequest) (*dto.LoginResponse, error) {
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// 查找用户
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user, err := s.userRepo.FindByUsername(req.Username)
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, errors.New("用户名或密码错误")
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}
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return nil, err
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}
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// 检查用户状态
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if user.Status != 1 {
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return nil, errors.New("账号已被禁用")
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}
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// 校验 appId
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if err := s.validateAppLogin(req.AppID, user.ID); err != nil {
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return nil, err
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}
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// 生成JWT Token
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token, err := utils.GenerateToken(
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user.ID,
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user.Username,
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user.Role,
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config.AppConfig.JWT.Secret,
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config.AppConfig.JWT.Expiration,
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)
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if err != nil {
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return nil, errors.New("生成Token失败")
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}
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return &dto.LoginResponse{
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Token: token,
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Username: user.Username,
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Nickname: user.Nickname,
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Role: user.Role,
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MustChangePwd: user.MustChangePwd == 1,
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}, nil
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}
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2026-07-03 15:58:29 +08:00
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// Register 用户注册
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func (s *AuthService) Register(req *dto.RegisterRequest) error {
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existing, _ := s.userRepo.FindByUsername(req.Username)
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if existing != nil {
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return errors.New("用户名已存在")
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}
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hashedPassword, err := utils.HashPassword(req.Password)
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if err != nil {
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return errors.New("密码加密失败")
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}
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user := &model.User{
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Username: req.Username,
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Password: hashedPassword,
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Email: req.Email,
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Nickname: req.Nickname,
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Role: "user",
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Status: 1,
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}
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2026-07-10 17:33:33 +08:00
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if err := s.userRepo.Create(user); err != nil {
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return err
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}
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// 分配默认角色(user), 使存储策略分配生效
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var role model.Role
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if config.DB.Where("name = ?", "user").First(&role).Error == nil {
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config.DB.Create(&model.UserRole{UserID: user.ID, RoleID: role.ID})
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}
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return nil
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2026-07-03 15:58:29 +08:00
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}
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// ChangePassword 修改密码
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func (s *AuthService) ChangePassword(userID uint64, req *dto.ChangePasswordRequest) error {
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user, err := s.userRepo.FindByID(userID)
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if err != nil {
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return errors.New("用户不存在")
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}
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// 验证旧密码
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if !utils.CheckPassword(req.OldPassword, user.Password) {
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return errors.New("当前密码错误")
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}
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// 新密码不能和旧密码相同
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if req.OldPassword == req.NewPassword {
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return errors.New("新密码不能与当前密码相同")
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}
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// 加密新密码
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hashedPassword, err := utils.HashPassword(req.NewPassword)
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if err != nil {
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return errors.New("密码加密失败")
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}
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user.Password = hashedPassword
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user.MustChangePwd = 0 // 清除强制改密码标记
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return s.userRepo.Update(user)
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}
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