package db import ( "time" uuid "github.com/satori/go.uuid" "gorm.io/gorm" ) type Base struct { ID *uuid.UUID `gorm:"type:uuid;primary_key" json:"id"` CreatedAt time.Time `json:"created_at"` UpdatedAt time.Time `json:"updated_at"` } func (b *Base) BeforeCreate(_ *gorm.DB) error { id := uuid.NewV4() b.ID = &id return nil }