send message to mc server

serverCommunication/minecraft.go

@@ -1,6 +1,8 @@
 package serverCommunication
 
 import (
+	"errors"
+
 	"github.com/gofiber/websocket/v2"
 	"krakatoa.net/backend/modules/cache"
 	"krakatoa.net/backend/modules/kraProtocol"
@@ -98,7 +100,7 @@ func SendMessageToServer(dest int, playerUuid string, args string) {
 	}
 }
 
-func SendMessageToMinecraftServer(status int, dest int, playerUuid string, cmdNumber int, args string) {
+func SendMessageToMinecraftServer(status int, dest int, playerUuid string, cmdNumber int, args string) error {
 	cmdID := 0
 	raw := kraProtocol.EncodeJavaMessage(status, cmdID, dest, playerUuid, cmdNumber, args)
 
@@ -107,12 +109,14 @@ func SendMessageToMinecraftServer(status int, dest int, playerUuid string, cmdNu
 	mcClient := GetMinecraftClientByName(serverName)
 
 	if mcClient == nil {
-		return
+		return errors.New("mcClient nil")
 	}
 
 	err := mcClient.Connection.WriteMessage(websocket.BinaryMessage, raw)
 
 	if err != nil {
 		logger.Minecraft.Warnln("err", err)
+		return errors.New("write err: " + err.Error())
 	}
+	return nil
 }