package messages

import (
	"context"
	"log/slog"

	"github.com/go-telegram/bot"
	"github.com/go-telegram/bot/models"
)
var (
log *slog.Logger
)

// RegisterMessageReactionHandler
// Register a match function for an specific emoji to control reactions from users on messages
// quick reaction emojis:
//                     "❤", "🔥", "👍", "👎", "🥰", "👏", "😁"
// those are default emojis for telegram client
func RegisterMessageReactionHandler(ctx context.Context, llog *slog.Logger, b *bot.Bot){
	log = llog
	heartHandler := matchReaction("❤")
	fireHandler := matchReaction("🔥")
	thumbsUpHandler := matchReaction("👍")
	thumbsDownHandler := matchReaction("👎")
	loveHandler := matchReaction("🥰")
	clapHandler := matchReaction("👏")
	laughtHandler := matchReaction("😁")
	b.RegisterHandlerMatchFunc( fireHandler, handler)
	b.RegisterHandlerMatchFunc( heartHandler, handler)
	b.RegisterHandlerMatchFunc( thumbsUpHandler, handler)
	b.RegisterHandlerMatchFunc(thumbsDownHandler, handler)
	b.RegisterHandlerMatchFunc(loveHandler, handler)
	b.RegisterHandlerMatchFunc(laughtHandler, handler)
	b.RegisterHandlerMatchFunc(clapHandler, handler)
	
}

func matchReaction(emoji string)func(*models.Update)bool{
	return func (update *models.Update)bool{
		if update.MessageReaction != nil && len(update.MessageReaction.NewReaction) > 0{
			switch reaction := update.MessageReaction.NewReaction[0].Type; reaction {
			case models.ReactionTypeTypeEmoji:
				log.Info("emoji message reaction encounter", "reactions", update.MessageReaction.NewReaction)
				if update.MessageReaction.NewReaction[0].ReactionTypeEmoji.Emoji == emoji{
					return true
				}
			}
		}else{
			log.Info("not the same character")
			return false
		}
		log.Info("not a reaction")
		return false
	}
	
}

func handler(ctx context.Context, b *bot.Bot, update *models.Update){
log.Info("message from reaction")
	
}