Added error logging

vk/handlers.go

@@ -3,6 +3,7 @@ package vk
 import (
 	"encoding/json"
 	"errors"
+	"log"
 	"net/http"
 	"strings"
 
@@ -39,12 +40,15 @@ func handleSearch(c *gin.Context, req *MessageRequest) {
 	cardName, err := getCardNameByCommand(req.Object.Body)
 	if err != nil {
 		Message(req.Object.UserId, "Некорректная команда")
+		log.Printf("Not correct command\n error message: %s\n user input: %s", err.Error(), req.Object.Body)
 	} else if cardName == "" {
 		Message(req.Object.UserId, "Карта не найдена")
+		log.Printf("Could not find card\n user input: %s", req.Object.Body)
 	} else {
 		prices, err := GetPrices(cardName)
 		if err != nil {
 			Message(req.Object.UserId, "Цены временно недоступны, попробуйте позже")
+			log.Printf("Could not find SCG prices\n error message: %s\n card name: %s", err.Error(), cardName)
 			return
 		}
 		elements := min(CARDSLIMIT, len(prices))