fix 1.19.4 incompatibility

build.gradle

@@ -1,5 +1,5 @@
 plugins {
-    id 'fabric-loom' version '0.10-SNAPSHOT'
+    id 'fabric-loom' version '1.1-SNAPSHOT'
     id 'maven-publish'
 }
 
@@ -7,24 +7,14 @@ version = project.mod_version
 group = project.maven_group
 
 repositories {
-    // Add repositories to retrieve artifacts from in here.
-    // You should only use this when depending on other mods because
-    // Loom adds the essential maven repositories to download Minecraft and libraries from automatically.
-    // See https://docs.gradle.org/current/userguide/declaring_repositories.html
-    // for more information about repositories.
     mavenCentral()
 }
 
 dependencies {
-    // To change the versions see the gradle.properties file
     minecraft "com.mojang:minecraft:${project.minecraft_version}"
     mappings "net.fabricmc:yarn:${project.yarn_mappings}:v2"
     modImplementation "net.fabricmc:fabric-loader:${project.loader_version}"
     implementation 'org.json:json:20180130'
-
-
-    // PSA: Some older mods, compiled on Loom 0.2.1, might have outdated Maven POMs.
-    // You may need to force-disable transitiveness on them.
 }
 
 processResources {

gradle.properties

@@ -4,7 +4,7 @@ org.gradle.jvmargs=-Xmx1G
 # check these on https://modmuss50.me/fabric.html
 minecraft_version=1.15.2
 yarn_mappings=1.15.2+build.17
-loader_version=0.12.12
+loader_version=0.14.18
 # Mod Properties
 mod_version=1.0
 maven_group=de.steamwar.modsender

src/main/java/de/steamwar/modsender/mixin/ClientWorldMixin.java

@@ -18,7 +18,9 @@ package de.steamwar.modsender.mixin;
 import de.steamwar.modsender.ModSender;
 import net.minecraft.client.MinecraftClient;
 import net.minecraft.client.network.AbstractClientPlayerEntity;
+import net.minecraft.client.network.ClientPlayerEntity;
 import net.minecraft.client.world.ClientWorld;
+import net.minecraft.entity.Entity;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Inject;
@@ -27,11 +29,14 @@ import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 @Mixin(ClientWorld.class)
 public class ClientWorldMixin {
 
-    @Inject(at = @At("HEAD"), method = "addPlayer")
+    @Inject(at = @At("HEAD"), method = "addEntityPrivate")
-    private void onAddPlayer(int id, AbstractClientPlayerEntity player, CallbackInfo ci) {
+    private void onAddPlayer(int id, Entity entity, CallbackInfo ci) {
+        if(entity instanceof ClientPlayerEntity) {
+            ClientPlayerEntity player = (ClientPlayerEntity) entity;
             if(player == MinecraftClient.getInstance().player) {
                 ModSender.sendInformationPacket();
             }
         }
+    }
 
 }