数据结构优化

server/models/user.go

@@ -1,18 +1,50 @@
 package models
 
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
 // User 用户模型
 type User struct {
-	ID           uint   `json:"id"`
-	Username     string `json:"username"`
-	Email        string `json:"email"`
+	ID           uint   `json:"id" gorm:"primaryKey;column:id"`
+	Username     string `json:"username" gorm:"column:username;uniqueIndex;not null"`
+	Email        string `json:"email" gorm:"column:email"`
 	Password     string `json:"password,omitempty" gorm:"-"` // Virtual field for input
-	PasswordHash string `json:"-"`
-	RoleID       uint   `json:"roleId"`
-	Role         string `json:"role"` // 保持兼容，或者作为Role Name
-	IsActive     int    `json:"isActive"`
-	CreatedAt    int64  `json:"createdAt"`
-	UpdatedAt    int64  `json:"updatedAt"`
-	DeletedAt    int64  `json:"deletedAt"`
+	PasswordHash string `json:"-" gorm:"column:password_hash"`
+	RoleID       uint   `json:"roleId" gorm:"column:role_id"`
+	Role         string `json:"role" gorm:"column:role"` // 保持兼容，或者作为Role Name
+	IsActive     int    `json:"isActive" gorm:"column:is_active;default:1"`
+	CreatedAt    int64  `json:"createdAt" gorm:"column:created_at"`
+	UpdatedAt    int64  `json:"updatedAt" gorm:"column:updated_at"`
+	DeletedAt    int64  `json:"deletedAt" gorm:"column:deleted_at;default:0"`
+}
+
+// TableName 指定表名
+func (User) TableName() string {
+	return "users"
+}
+
+// BeforeCreate 创建前钩子
+func (u *User) BeforeCreate(tx *gorm.DB) error {
+	now := time.Now().Unix()
+	if u.CreatedAt == 0 {
+		u.CreatedAt = now
+	}
+	if u.UpdatedAt == 0 {
+		u.UpdatedAt = now
+	}
+	if u.DeletedAt == 0 {
+		u.DeletedAt = 0
+	}
+	return nil
+}
+
+// BeforeUpdate 更新前钩子
+func (u *User) BeforeUpdate(tx *gorm.DB) error {
+	u.UpdatedAt = time.Now().Unix()
+	return nil
 }
 
 // UserResponse 用户响应模型