Files
RelationshipManagement-backend/dao/user_dao.go
2025-12-10 19:03:24 +08:00

70 lines
1.5 KiB
Go

package dao
import (
"RelationshipManagement-backend/model"
"gorm.io/gorm"
)
// UserDAO 用户数据访问对象
type UserDAO struct {
db *gorm.DB
}
// NewUserDAO 创建用户DAO实例
func NewUserDAO(db *gorm.DB) *UserDAO {
return &UserDAO{db: db}
}
// Create 创建用户
func (dao *UserDAO) Create(user *model.User) error {
return dao.db.Create(user).Error
}
// GetByID 根据ID获取用户
func (dao *UserDAO) GetByID(id uint) (*model.User, error) {
var user model.User
err := dao.db.First(&user, id).Error
if err != nil {
return nil, err
}
return &user, nil
}
// GetByUsername 根据用户名获取用户
func (dao *UserDAO) GetByUsername(username string) (*model.User, error) {
var user model.User
err := dao.db.Where("username = ?", username).First(&user).Error
if err != nil {
return nil, err
}
return &user, nil
}
// GetByEmail 根据邮箱获取用户
func (dao *UserDAO) GetByEmail(email string) (*model.User, error) {
var user model.User
err := dao.db.Where("email = ?", email).First(&user).Error
if err != nil {
return nil, err
}
return &user, nil
}
// Update 更新用户
func (dao *UserDAO) Update(user *model.User) error {
return dao.db.Save(user).Error
}
// Delete 删除用户
func (dao *UserDAO) Delete(id uint) error {
return dao.db.Delete(&model.User{}, id).Error
}
// List 获取用户列表
func (dao *UserDAO) List(offset, limit int) ([]*model.User, error) {
var users []*model.User
err := dao.db.Offset(offset).Limit(limit).Find(&users).Error
return users, err
}