package bot_all

import (
	"context"
	"strings"

	"github.com/samber/lo"

	"git.3crabs.ru/VLADIMIR/butler/internal/modules/messenger"
	"git.3crabs.ru/VLADIMIR/butler/internal/modules/storage"
	"git.3crabs.ru/VLADIMIR/butler/internal/services/bot"
)

type botAll struct {
	messenger messenger.IMessenger
	storage   storage.IStorage
}

func NewBotAll(
	messenger messenger.IMessenger,
	storage storage.IStorage,
) bot.IBot {
	return &botAll{
		messenger: messenger,
		storage:   storage,
	}
}

func (bot *botAll) Process(ctx context.Context, msg messenger.Message) error {
	if err := bot.storage.UpsertUser(ctx, storage.User{ChatID: msg.ChatID, UserID: msg.UserID}); err != nil {
		return err
	}
	if !strings.Contains(msg.Text, "@all") {
		return nil
	}
	users, err := bot.storage.GetAllUsersByChatID(ctx, msg.ChatID)
	if err != nil {
		return err
	}
	usernames := lo.FilterMap(users, func(item storage.User, _ int) (string, bool) {
		if item.UserID == msg.UserID {
			return "", false
		}
		return item.UserID, true
	})
	if len(usernames) > 0 {
		bot.messenger.SendMessage(
			ctx,
			&messenger.Message{
				ChatID: msg.ChatID,
				Text:   strings.Join(usernames, " "),
			},
		)
	}
	return nil
}