test

src/main/java/com/megadoxs/megalib/access/UserInterfaceViewer.java

@@ -0,0 +1,7 @@
+package com.megadoxs.megalib.access;
+
+import com.megadoxs.megalib.data.UserInterfaceData;
+
+public interface UserInterfaceViewer {
+    void megalib$showInterface(UserInterfaceData toastData);
+}

src/main/java/com/megadoxs/megalib/networking/ModPacketsS2C.java

@@ -0,0 +1,39 @@
+package com.megadoxs.megalib.networking;
+
+import com.megadoxs.megalib.access.UserInterfaceViewer;
+import com.megadoxs.megalib.networking.packet.s2c.UserInterfaceS2CPacket;
+import io.github.apace100.apoli.Apoli;
+import io.github.apace100.apoli.networking.packet.VersionHandshakePacket;
+import net.fabricmc.api.EnvType;
+import net.fabricmc.api.Environment;
+import net.fabricmc.fabric.api.client.networking.v1.ClientConfigurationNetworking;
+import net.fabricmc.fabric.api.client.networking.v1.ClientPlayConnectionEvents;
+import net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking;
+import net.fabricmc.fabric.api.networking.v1.PacketSender;
+import net.minecraft.client.network.ClientPlayerEntity;
+
+@SuppressWarnings("UnstableApiUsage")
+@Environment(EnvType.CLIENT)
+public class ModPacketsS2C {
+
+    public static void register() {
+
+        ClientConfigurationNetworking.registerGlobalReceiver(VersionHandshakePacket.TYPE, ModPacketsS2C::handleHandshake);
+
+        ClientPlayConnectionEvents.INIT.register(((clientPlayNetworkHandler, minecraftClient) -> {
+            ClientPlayNetworking.registerReceiver(UserInterfaceS2CPacket.TYPE, ModPacketsS2C::onShowInterface);
+        }));
+
+    }
+
+    private static void handleHandshake(VersionHandshakePacket packet, PacketSender responseSender) {
+        responseSender.sendPacket(new VersionHandshakePacket(Apoli.SEMVER));
+    }
+
+    public static void onShowInterface(UserInterfaceS2CPacket packet, ClientPlayerEntity player, PacketSender responseSender) {
+        if (player instanceof UserInterfaceViewer viewer) {
+            viewer.megalib$showInterface(packet.InterfaceData());
+        }
+    }
+
+}