feat():learning后台管理项目初始化

internal/storage/user_storage.go

@@ -0,0 +1,107 @@
+package storage
+
+import (
+	"goalfymax-admin/internal/models"
+	"gorm.io/gorm"
+)
+
+// UserStorage 用户存储接口
+type UserStorage interface {
+	Create(user *models.User) error
+	GetByID(id uint) (*models.User, error)
+	GetByUsername(username string) (*models.User, error)
+	GetByEmail(email string) (*models.User, error)
+	Update(user *models.User) error
+	Delete(id uint) error
+	List(req *models.UserListRequest) ([]models.User, int64, error)
+	UpdateStatus(id uint, status int) error
+}
+
+type userStorage struct {
+	db *gorm.DB
+}
+
+// NewUserStorage 创建用户存储实例
+func NewUserStorage() UserStorage {
+	return &userStorage{db: DB}
+}
+
+// Create 创建用户
+func (s *userStorage) Create(user *models.User) error {
+	return s.db.Create(user).Error
+}
+
+// GetByID 根据ID获取用户
+func (s *userStorage) GetByID(id uint) (*models.User, error) {
+	var user models.User
+	err := s.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 (s *userStorage) GetByUsername(username string) (*models.User, error) {
+	var user models.User
+	err := s.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 (s *userStorage) GetByEmail(email string) (*models.User, error) {
+	var user models.User
+	err := s.db.Where("email = ?", email).First(&user).Error
+	if err != nil {
+		return nil, err
+	}
+	return &user, nil
+}
+
+// Update 更新用户
+func (s *userStorage) Update(user *models.User) error {
+	return s.db.Save(user).Error
+}
+
+// Delete 删除用户
+func (s *userStorage) Delete(id uint) error {
+	return s.db.Delete(&models.User{}, id).Error
+}
+
+// List 获取用户列表
+func (s *userStorage) List(req *models.UserListRequest) ([]models.User, int64, error) {
+	var users []models.User
+	var total int64
+
+	query := s.db.Model(&models.User{})
+
+	// 构建查询条件
+	if req.Username != "" {
+		query = query.Where("username LIKE ?", "%"+req.Username+"%")
+	}
+	if req.Email != "" {
+		query = query.Where("email LIKE ?", "%"+req.Email+"%")
+	}
+	if req.Status != nil {
+		query = query.Where("status = ?", *req.Status)
+	}
+
+	// 获取总数
+	if err := query.Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+
+	// 分页查询
+	offset := (req.Page - 1) * req.Size
+	err := query.Offset(offset).Limit(req.Size).Find(&users).Error
+
+	return users, total, err
+}
+
+// UpdateStatus 更新用户状态
+func (s *userStorage) UpdateStatus(id uint, status int) error {
+	return s.db.Model(&models.User{}).Where("id = ?", id).Update("status", status).Error
+}