Split off 1.12.2 overwrite from MixinNetHandlerLoginClient

versions/1.12.2/src/main/java/com/replaymod/recording/mixin/MixinNetHandlerLoginClient.java

@@ -0,0 +1,37 @@
+package com.replaymod.recording.mixin;
+
+import com.replaymod.recording.ReplayModRecording;
+import net.minecraft.client.network.NetHandlerLoginClient;
+import net.minecraft.network.NetworkManager;
+import net.minecraftforge.fml.common.network.FMLNetworkEvent;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(NetHandlerLoginClient.class)
+public abstract class MixinNetHandlerLoginClient {
+
+    @Final @Shadow
+    private NetworkManager networkManager;
+
+    /**
+     * Starts the recording right before switching into PLAY state.
+     * We cannot use the {@link FMLNetworkEvent.ClientConnectedToServerEvent}
+     * as it only fires after the forge handshake.
+     */
+    @Inject(method = "handleLoginSuccess", at=@At("HEAD"))
+    public void replayModRecording_initiateRecording(CallbackInfo cb) {
+        ReplayModRecording.instance.initiateRecording(this.networkManager);
+    }
+
+    // Race condition in Forge's networking (not sure if still present in 1.13)
+    //#if MC>=11200 && MC<11400
+    @Inject(method = "handleLoginSuccess", at=@At("RETURN"))
+    public void replayModRecording_raceConditionWorkAround(CallbackInfo cb) {
+        ((NetworkManagerAccessor) this.networkManager).getChannel().config().setAutoRead(true);
+    }
+    //#endif
+}