package models
 
 import "time"
 
 // PrivacyLevel 隐私级别
 type PrivacyLevel int
 
 const (
 	PrivacyPublic     PrivacyLevel = 1 // 公开
 	PrivacyFriendsOnly PrivacyLevel = 2 // 仅好友可见
 	PrivacyPrivate    PrivacyLevel = 3 // 仅自己可见
 )
 
 // User 用户模型
 type User struct {
 	ID        string       `gorm:"primaryKey;type:varchar(32)" json:"id"`
 	Phone     *string      `gorm:"uniqueIndex;type:varchar(20)" json:"phone,omitempty"`
 	Nickname  *string      `gorm:"type:varchar(50)" json:"nickname,omitempty"`
 	Avatar    *string      `gorm:"type:varchar(255)" json:"avatar,omitempty"`
 	Bio       *string      `gorm:"type:varchar(100)" json:"bio,omitempty"`
 	Motto     *string      `gorm:"type:varchar(50)" json:"motto,omitempty"`
 	Privacy   PrivacyLevel `gorm:"default:2" json:"privacy"`
 	Points    int          `gorm:"default:0" json:"points"`
 	CreatedAt time.Time    `gorm:"column:created_at" json:"createdAt"`
 	UpdatedAt time.Time    `gorm:"column:updated_at" json:"updatedAt"`
 
 	// 关联
 	CheckInItems []CheckInItem   `gorm:"foreignKey:UserID" json:"-"`
 	Records      []CheckInRecord `gorm:"foreignKey:UserID" json:"-"`
 	Posts        []Post          `gorm:"foreignKey:UserID" json:"-"`
 }
 
 func (User) TableName() string { return "users" }