update to 1.19.3 and starts of clickgui

src/main/java/me/kawaiizenbo/moonlight/command/CommandManager.java

@@ -28,6 +28,7 @@ public class CommandManager
     	add(new VClip());
         add(new Help());
         add(new Toggle());
+        add(new Teleport());
         commands.sort(Comparator.comparing(Command::getName));
     }
 
@@ -81,6 +82,6 @@ public class CommandManager
     }
 
 	public String getPrefix() {
-		return "?";
+		return ".";
 	}
 }

src/main/java/me/kawaiizenbo/moonlight/command/commands/Teleport.java

@@ -0,0 +1,46 @@
+package me.kawaiizenbo.moonlight.command.commands;
+
+import com.mojang.brigadier.arguments.DoubleArgumentType;
+import com.mojang.brigadier.builder.LiteralArgumentBuilder;
+
+import me.kawaiizenbo.moonlight.command.Command;
+import net.minecraft.client.network.ClientPlayerEntity;
+import net.minecraft.command.CommandSource;
+import net.minecraft.entity.Entity;
+
+public class Teleport extends Command
+{
+
+    public Teleport() 
+    {
+        super("teleport", "Teleports you to specified coordinates.");
+    }
+
+    @Override
+    public void build(LiteralArgumentBuilder<CommandSource> builder) 
+    {
+        builder
+            .then(argument("x", DoubleArgumentType.doubleArg())
+                .then(argument("y", DoubleArgumentType.doubleArg())
+                    .then(argument("z", DoubleArgumentType.doubleArg())
+            .executes(context -> 
+        {
+            ClientPlayerEntity player = mc.player;
+            assert player != null;
+
+            double x = context.getArgument("x", Double.class);
+            double y = context.getArgument("y", Double.class);
+            double z = context.getArgument("z", Double.class);
+
+            if (player.hasVehicle()) 
+            {
+                Entity vehicle = player.getVehicle();
+                vehicle.setPosition(x, y, z);
+            }
+            player.setPosition(x, y, z);
+
+            return SINGLE_SUCCESS;
+        }))));
+    }
+    
+}