优化结构

internal/data/system/user.go

@@ -329,10 +329,6 @@ func (r *userRepo) ListUsers(ctx context.Context, page, pageSize int, filter *sy
 	return users, total, err
 }
 
-func (r *userRepo) CreateUser(ctx context.Context, user *system.User) (*system.User, error) {
-	return r.CreateUserWithAuthorities(ctx, user, nil)
-}
-
 func (r *userRepo) CreateUserWithAuthorities(ctx context.Context, user *system.User, authorityIDs []uint) (*system.User, error) {
 	requestedAuthorities := append([]uint{user.AuthorityID}, authorityIDs...)
 	if err := (&authorityAccessRepo{data: r.data}).checkAuthorityIDsAuth(ctx, requestedAuthorities); err != nil {
@@ -489,24 +485,6 @@ func (r *userRepo) updateUser(tx *gorm.DB, user *system.User) error {
 	return tx.Model(&userPO{}).Where("id = ?", user.ID).Updates(updates).Error
 }
 
-func (r *userRepo) UpdateUserWithAuthorities(ctx context.Context, user *system.User, authorityIDs []uint) error {
-	access := &authorityAccessRepo{data: r.data}
-	if err := r.checkUserUpdateAuth(ctx, user); err != nil {
-		return err
-	}
-	if err := access.checkAuthorityIDsAuth(ctx, authorityIDs); err != nil {
-		return err
-	}
-	return r.data.DB().WithContext(ctx).Transaction(func(tx *gorm.DB) error {
-		if err := r.updateUser(tx, user); err != nil {
-			return err
-		}
-		if len(authorityIDs) == 0 {
-			return nil
-		}
-		return setUserAuthorities(tx, user.ID, authorityIDs)
-	})
-}
 func (r *userRepo) DeleteUser(ctx context.Context, id uint) error {
 	if err := (&authorityAccessRepo{data: r.data}).checkUserIDAuth(ctx, id, false); err != nil {
 		return err
@@ -561,7 +539,7 @@ func (r *userRepo) SetUserAuthorities(ctx context.Context, id uint, authorityIDs
 
 func setUserAuthorities(tx *gorm.DB, id uint, authorityIDs []uint) error {
 	if len(authorityIDs) == 0 {
-		return errors.New("角色不能为空")
+		return system.ErrAuthoritiesRequired
 	}
 	if err := tx.Where("sys_user_id = ?", id).Delete(&userAuthorityPO{}).Error; err != nil {
 		return err