package models

import (
	"time"

	"github.com/google/uuid"
	"gorm.io/gorm"
)

type MessageReaction struct {
	ID        uuid.UUID `gorm:"type:uuid;primaryKey" json:"id"`
	UserID    uuid.UUID `gorm:"type:uuid;not null;uniqueIndex:uq_message_reactions_user_message_emoji" json:"user_id"`
	MessageID uuid.UUID `gorm:"type:uuid;not null;uniqueIndex:uq_message_reactions_user_message_emoji" json:"message_id"`
	Emoji     string    `gorm:"size:50;not null;uniqueIndex:uq_message_reactions_user_message_emoji" json:"emoji"`
	CreatedAt time.Time `gorm:"autoCreateTime" json:"created_at"`
}

func (mr *MessageReaction) BeforeCreate(tx *gorm.DB) error {
	if mr.ID == uuid.Nil {
		mr.ID = uuid.New()
	}
	return nil
}

func (MessageReaction) TableName() string { return "message_reactions" }