First network test

src/main/java/ru/bclib/api/dataexchange/ConnectorClientside.java

@@ -0,0 +1,59 @@
+package ru.bclib.api.dataexchange;
+
+import net.fabricmc.api.EnvType;
+import net.fabricmc.api.Environment;
+import net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking;
+import net.fabricmc.fabric.api.networking.v1.PacketSender;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.multiplayer.ClientPacketListener;
+import net.minecraft.network.FriendlyByteBuf;
+import ru.bclib.BCLib;
+
+@Environment(EnvType.CLIENT)
+class ConnectorClientside extends Connector {
+	private Minecraft client;
+	ConnectorClientside(DataExchangeAPI api) {
+		super(api);
+		this.client = null;
+	}
+	
+	
+	@Override
+	public boolean onClient() {
+		return true;
+	}
+	
+	protected void onPlayInit(ClientPacketListener handler, Minecraft client){
+		if (this.client!=null && this.client != client){
+			BCLib.LOGGER.warning("Client changed!");
+		}
+		this.client = client;
+		for(DataHandlerDescriptor desc : descriptors){
+			ClientPlayNetworking.registerReceiver(desc.identifier, (_client, _handler, _buf, _responseSender)->{
+				receiveFromServer(desc, _client, _handler, _buf, _responseSender);
+			});
+		}
+	}
+	
+	void onPlayReady(ClientPacketListener handler, PacketSender sender, Minecraft client){
+	
+	}
+	
+	void onPlayDisconnect(ClientPacketListener handler, Minecraft client){
+		for(DataHandlerDescriptor desc : descriptors) {
+			ClientPlayNetworking.unregisterReceiver(desc.identifier);
+		}
+	}
+	
+	void receiveFromServer(DataHandlerDescriptor desc, Minecraft client, ClientPacketListener handler, FriendlyByteBuf buf, PacketSender responseSender){
+		DataHandler h = desc.instancer.get();
+		h.receiveFromServer(client, handler, buf, responseSender);
+	}
+	
+	void sendToServer(DataHandler h){
+		if (client==null){
+			throw new RuntimeException("[internal error] Client not initialized yet!");
+		}
+		h.sendToServer(this.client);
+	}
+}