package send

import (
	"fmt"
	"log"
	"ssender/internal/models"

	"github.com/SevereCloud/vksdk/v2/api"
	tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api/v5"
)

func RunSend(senditems *models.SendItems, config models.Config) error {
	failedItems := make([]models.Item, 0)
	
	// Создаем бота Telegram один раз, если отправка включена
	var bot *tgbotapi.BotAPI
	if config.Telegram.Send {
		var err error
		bot, err = tgbotapi.NewBotAPI(config.Telegram.Token)
		if err != nil {
			return err
		}
		bot.Debug = config.Telegram.SendDebug
	}
	
	// Создаем клиент VK один раз, если отправка включена
	var vk *api.VK
	if config.VK.Send {
		vk = api.NewVK(config.VK.Token)
	}
	
	for i, v := range senditems.ItemList {
		itemSent := false
		log.Printf("Processing item %d: %s", i+1, v.Title)
		
		if config.Telegram.Send {
			log.Println("Send to telegram")
			msg := tgbotapi.NewMessage(config.Telegram.ChatId, v.Link)
			msg.ParseMode = "Html"
			_, err := bot.Send(msg)
			if err != nil {
				log.Printf("Failed to send to Telegram: %v", err)
			} else {
				log.Println("Sended to telegram")
				itemSent = true
			}
		}
		
		if config.VK.Send {
			log.Println("Send to VK")
			_, err := vk.WallPost(api.Params{
				"owner_id":    config.VK.OwnerId,
				"attachments": v.Link,
			})
			if err != nil {
				log.Printf("Failed to send to VK: %v", err)
			} else {
				log.Println("Sended to VK")
				itemSent = true
			}
		}
		
		if !itemSent {
			failedItems = append(failedItems, v)
			log.Printf("Item %d failed to send: %s", i+1, v.Title)
		} else {
			log.Printf("Item %d successfully sent: %s", i+1, v.Title)
		}
	}
	
	if len(failedItems) > 0 {
		log.Printf("Failed to send %d items out of %d", len(failedItems), len(senditems.ItemList))
		return fmt.Errorf("failed to send %d items", len(failedItems))
	}
	
	log.Printf("Successfully sent %d items", len(senditems.ItemList))
	return nil
}