added client commands

src/main/java/kaptainwutax/seedcracker/command/ClientCommand.java

@@ -0,0 +1,28 @@
+package kaptainwutax.seedcracker.command;
+
+import com.mojang.brigadier.CommandDispatcher;
+import com.mojang.brigadier.builder.LiteralArgumentBuilder;
+import kaptainwutax.seedcracker.ClientCommands;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.server.command.ServerCommandSource;
+import net.minecraft.text.LiteralText;
+
+import static net.minecraft.server.command.CommandManager.literal;
+
+public abstract class ClientCommand {
+
+    public abstract String getName();
+
+    public abstract void build(LiteralArgumentBuilder<ServerCommandSource> builder);
+
+    protected final void sendFeedback(String message, boolean overlay) {
+        MinecraftClient.getInstance().player.addChatMessage(new LiteralText(message), overlay);
+    }
+
+    public final void register(CommandDispatcher<ServerCommandSource> dispatcher) {
+        LiteralArgumentBuilder<ServerCommandSource> builder = literal(this.getName());
+        this.build(builder);
+        dispatcher.register(literal(ClientCommands.PREFIX).then(builder));
+    }
+
+}