From 6b96e1a8e2b8c7f10b16662e8a291b9aef6edbf4 Mon Sep 17 00:00:00 2001
From: KennyTV <kennytv@t-online.de>
Date: Mon, 6 Jul 2020 14:57:14 +0200
Subject: [PATCH] Fix 1.12->1.11 title json null Fixes #217

---
 .../Protocol1_11_1To1_12.java                   | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_11_1to1_12/Protocol1_11_1To1_12.java b/core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_11_1to1_12/Protocol1_11_1To1_12.java
index 6863ea52..c91f8885 100644
--- a/core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_11_1to1_12/Protocol1_11_1To1_12.java
+++ b/core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_11_1to1_12/Protocol1_11_1To1_12.java
@@ -18,11 +18,15 @@ import nl.matsv.viabackwards.protocol.protocol1_11_1to1_12.packets.ChatPackets1_
 import nl.matsv.viabackwards.protocol.protocol1_11_1to1_12.packets.EntityPackets1_12;
 import nl.matsv.viabackwards.protocol.protocol1_11_1to1_12.packets.SoundPackets1_12;
 import us.myles.ViaVersion.api.data.UserConnection;
+import us.myles.ViaVersion.api.remapper.PacketRemapper;
+import us.myles.ViaVersion.api.type.Type;
 import us.myles.ViaVersion.protocols.protocol1_12to1_11_1.ClientboundPackets1_12;
 import us.myles.ViaVersion.protocols.protocol1_12to1_11_1.ServerboundPackets1_12;
 import us.myles.ViaVersion.protocols.protocol1_9_3to1_9_1_2.ClientboundPackets1_9_3;
 import us.myles.ViaVersion.protocols.protocol1_9_3to1_9_1_2.ServerboundPackets1_9_3;
 import us.myles.ViaVersion.protocols.protocol1_9_3to1_9_1_2.storage.ClientWorld;
+import us.myles.ViaVersion.protocols.protocol1_9to1_8.Protocol1_9To1_8;
+import us.myles.viaversion.libs.gson.JsonElement;
 
 public class Protocol1_11_1To1_12 extends BackwardsProtocol<ClientboundPackets1_12, ClientboundPackets1_9_3, ServerboundPackets1_12, ServerboundPackets1_9_3> {
 
@@ -40,6 +44,19 @@ public class Protocol1_11_1To1_12 extends BackwardsProtocol<ClientboundPackets1_
         new SoundPackets1_12(this).register();
         new ChatPackets1_12(this).register();
 
+        registerOutgoing(ClientboundPackets1_12.TITLE, new PacketRemapper() {
+            @Override
+            public void registerMap() {
+                handler(wrapper -> {
+                    int action = wrapper.passthrough(Type.VAR_INT);
+                    if (action >= 0 && action <= 2) {
+                        JsonElement component = wrapper.read(Type.COMPONENT);
+                        wrapper.write(Type.COMPONENT, Protocol1_9To1_8.fixJson(component.toString()));
+                    }
+                });
+            }
+        });
+
         cancelOutgoing(ClientboundPackets1_12.ADVANCEMENTS);
         cancelOutgoing(ClientboundPackets1_12.UNLOCK_RECIPES);
         cancelOutgoing(ClientboundPackets1_12.SELECT_ADVANCEMENTS_TAB);