Fixed memory leak and made response instant

cardsinfo/names.go

@@ -23,13 +23,14 @@ func GetOriginalName(name string) string {
 	for i := range langs {
 		go getOriginalNameFromLang(name, langs[i], channel)
 	}
+	var res string
 	for i := 0; i < len(langs); i++ {
 		name := <-channel
 		if name != "" {
-			return name
+			res = name
 		}
 	}
-	return ""
+	return res
 }
 
 func getOriginalNameFromLang(name, lang string, channel chan string) {

main.go

@@ -4,10 +4,17 @@ import (
 	"github.com/flygrounder/mtg-price-vk/vk"
 	"github.com/gin-gonic/gin"
 	"math/rand"
+	"runtime"
 	"time"
 )
 
 func main() {
+	go (func() {
+		for {
+			time.Sleep(5 * time.Second)
+			println(runtime.NumGoroutine())
+		}
+	})()
 	rand.Seed(time.Now().UTC().UnixNano())
 	r := gin.Default()
 	r.POST("callback/message", vk.HandleMessage)

vk/handlers.go

@@ -27,12 +27,12 @@ func HandleMessage(c *gin.Context) {
 	case "confirmation":
 		handleConfirmation(c, &req)
 	case "message_new":
-		handleSearch(c, &req)
+		go handleSearch(c, &req)
+		c.String(http.StatusOK, "ok")
 	}
 }
 
 func handleSearch(c *gin.Context, req *MessageRequest) {
-	defer c.String(http.StatusOK, "ok")
 	cardName, err := getCardNameByCommand(req.Object.Body)
 	if err != nil {
 		Message(req.Object.UserId, "Некорректная команда")