f

internal/domains/subordinate/entities/link.go

@@ -0,0 +1,42 @@
+package entities
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+// LinkStatus 主从关系状态
+type LinkStatus string
+
+const (
+	LinkStatusActive  LinkStatus = "active"
+	LinkStatusRevoked LinkStatus = "revoked"
+)
+
+// UserSubordinateLink 主账号与下属关系
+type UserSubordinateLink struct {
+	ID         string `gorm:"primaryKey;type:varchar(36)" json:"id" comment:"唯一标识"`
+	ParentUserID string `gorm:"type:varchar(36);not null;index:idx_parent,priority:1" json:"parent_user_id" comment:"主账号用户ID"`
+	ChildUserID  string `gorm:"type:varchar(36);not null;uniqueIndex" json:"child_user_id" comment:"子账号用户ID(唯一)"`
+	InvitationID *string `gorm:"type:varchar(36);index" json:"invitation_id,omitempty" comment:"关联的邀请ID"`
+	Status     LinkStatus `gorm:"type:varchar(20);not null;default:active" json:"status" comment:"状态"`
+
+	CreatedAt time.Time      `gorm:"autoCreateTime" json:"created_at"`
+	UpdatedAt time.Time      `gorm:"autoUpdateTime" json:"updated_at"`
+	DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
+}
+
+// TableName 表名
+func (UserSubordinateLink) TableName() string {
+	return "user_subordinate_links"
+}
+
+// BeforeCreate 生成ID
+func (l *UserSubordinateLink) BeforeCreate(tx *gorm.DB) error {
+	if l.ID == "" {
+		l.ID = uuid.New().String()
+	}
+	return nil
+}