lots of code

oldSrc/io/github/skippyall/minions/networking/ClientToServerNetworking.java

@@ -0,0 +1,41 @@
+package io.github.skippyall.minions.networking;
+
+import io.github.skippyall.minions.Minions;
+import io.netty.buffer.Unpooled;
+import net.fabricmc.api.EnvType;
+import net.fabricmc.api.Environment;
+import net.fabricmc.fabric.api.client.networking.v1.ClientConfigurationNetworking;
+import net.fabricmc.fabric.api.networking.v1.PacketSender;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.multiplayer.ClientConfigurationPacketListenerImpl;
+import net.minecraft.client.multiplayer.ClientHandshakePacketListenerImpl;
+import net.minecraft.network.FriendlyByteBuf;
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.network.ServerConfigurationPacketListenerImpl;
+import net.minecraft.world.entity.player.Player;
+
+public class ClientToServerNetworking {
+    public static final ResourceLocation RL = new ResourceLocation(Minions.MOD_ID, "network");
+    @Environment(EnvType.CLIENT)
+    public static void sendJoinPacket(Player player) {
+        FriendlyByteBuf pbf = new FriendlyByteBuf(Unpooled.buffer());
+        pbf.writeUtf("BN|Init|V0.1");
+        ClientConfigurationNetworking.send(RL, pbf);
+    }
+
+    @Environment(EnvType.CLIENT)
+    public static void onConfigurationInit(ClientConfigurationPacketListenerImpl handler, Minecraft client) {
+        sendJoinPacket(client.player);
+    }
+
+    @Environment(EnvType.SERVER)
+    public static void receive(MinecraftServer server, ServerConfigurationPacketListenerImpl handler, FriendlyByteBuf buf, PacketSender responseSender) {
+        String message = buf.readUtf();
+        if (!message.startsWith("BN|")) {
+            Minions.LOGGER.debug("Message with wrong format: " + message);
+        }
+        String[] parts = message.split("|");
+
+    }
+}

oldSrc/io/github/skippyall/minions/networking/VersionChecker.java

@@ -0,0 +1,22 @@
+package io.github.skippyall.minions.networking;
+
+import net.minecraft.world.entity.player.Player;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+
+public class VersionChecker {
+    protected static List<UUID> hasSupportedMod = new ArrayList<>();
+    public static boolean supportVersion(String version) {
+        return version.equals("v0.1");
+    }
+
+    public static boolean useSupportedMod(Player p) {
+        return hasSupportedMod.contains(p.getUUID());
+    }
+
+    public static void resetPlayer(UUID uuid) {
+        hasSupportedMod.remove(uuid);
+    }
+}