package model

import (
	"time"
)

// MessageReaction represents a reaction on a message.
// Reference: P2B M3 spec
type MessageReaction struct {
	ID        uint      `gorm:"primaryKey" json:"id"`
	MessageID uint      `gorm:"not null;index" json:"message_id"`
	ContactID *uint     `gorm:"index" json:"contact_id,omitempty"`
	UserID    *uint     `gorm:"index" json:"user_id,omitempty"`
	Emoji     string    `gorm:"size:50;not null" json:"emoji"`
	CreatedAt time.Time `gorm:"autoCreateTime" json:"created_at"`

	Message  Message  `gorm:"foreignKey:MessageID" json:"message,omitempty"`
	Contact  *Contact `gorm:"foreignKey:ContactID" json:"contact,omitempty"`
	User     *User    `gorm:"foreignKey:UserID" json:"user,omitempty"`
}

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