backend/internal/model/user_block.go

package model

import (
	"time"

	"gorm.io/gorm"
)

// UserBlock 用户拉黑关系
type UserBlock struct {
	ID        string    `json:"id" gorm:"type:varchar(36);primaryKey"`
	BlockerID string    `json:"blocker_id" gorm:"type:varchar(36);index;not null;uniqueIndex:idx_blocker_blocked"` // 拉黑人
	BlockedID string    `json:"blocked_id" gorm:"type:varchar(36);index;not null;uniqueIndex:idx_blocker_blocked"` // 被拉黑人
	CreatedAt time.Time `json:"created_at" gorm:"autoCreateTime"`
}

func (b *UserBlock) BeforeCreate(tx *gorm.DB) error {
	SetUUIDIfEmpty(&b.ID)
	return nil
}

func (UserBlock) TableName() string {
	return "user_blocks"
}