prevent creating DM channel if recipient has DM disabled

Author: zefir-git

src/main/java/pro/cloudnode/smp/cloudnodemsg/command/MessageCommand.java

@@ -11,6 +11,7 @@
 import pro.cloudnode.smp.cloudnodemsg.error.InvalidPlayerError;
 import pro.cloudnode.smp.cloudnodemsg.error.MessageYourselfError;
 import pro.cloudnode.smp.cloudnodemsg.error.NoPermissionError;
+import pro.cloudnode.smp.cloudnodemsg.error.PlayerHasIncomingDisabledError;
 import pro.cloudnode.smp.cloudnodemsg.error.PlayerNotFoundError;
 
 import java.util.ArrayList;
@@ -43,6 +44,7 @@ public boolean run(final @NotNull CommandSender sender, final @NotNull String la
                 return sendMessage(player, CloudnodeMSG.getInstance().config().channelClosed(player.getName(), Optional.ofNullable(recipientOffline.getName()).orElse("Unknown Player"), label));
             }
             if (recipient.isEmpty() || (CloudnodeMSG.isVanished(recipient.get()) && !player.hasPermission(Permission.SEND_VANISHED))) return new PlayerNotFoundError(args[0]).send(player);
+            if (!Message.isIncomingEnabled(recipient.get())) return new PlayerHasIncomingDisabledError(recipient.get().getName()).send(player);
             Message.createChannel(player, recipient.get());
             return sendMessage(player, CloudnodeMSG.getInstance().config().channelCreated(player.getName(), recipient.get().getName(), label));
         }