Added mod

gradle.properties

@@ -6,12 +6,12 @@ org.gradle.parallel=true
 # check these on https://fabricmc.net/develop
 minecraft_version=1.21.3
 yarn_mappings=1.21.3+build.2
-loader_version=0.16.7
+loader_version=0.16.9
+
+# Fabric API
+fabric_version=0.109.0+1.21.3
 
 # Mod Properties
 mod_version=1.0.0
-maven_group=com.example
-archives_base_name=modid
-
-# Dependencies
-fabric_version=0.106.1+1.21.3
+maven_group=dev.jonasjones
+archives_base_name=buildgpt

src/client/java/com/example/mixin/client/ExampleClientMixin.java

@@ -1,15 +0,0 @@
-package com.example.mixin.client;
-
-import net.minecraft.client.MinecraftClient;
-import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.injection.At;
-import org.spongepowered.asm.mixin.injection.Inject;
-import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
-
-@Mixin(MinecraftClient.class)
-public class ExampleClientMixin {
-	@Inject(at = @At("HEAD"), method = "run")
-	private void init(CallbackInfo info) {
-		// This code is injected into the start of MinecraftClient.run()V
-	}
-}

src/client/java/dev/jonasjones/BuildGPTClient.java

@@ -1,8 +1,8 @@
-package com.example;
+package dev.jonasjones;
 
 import net.fabricmc.api.ClientModInitializer;
 
-public class ExampleModClient implements ClientModInitializer {
+public class BuildGPTClient implements ClientModInitializer {
 	@Override
 	public void onInitializeClient() {
 		// This entrypoint is suitable for setting up client-specific logic, such as rendering.

src/main/java/com/example/ExampleMod.java

@@ -1,24 +0,0 @@
-package com.example;
-
-import net.fabricmc.api.ModInitializer;
-
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-public class ExampleMod implements ModInitializer {
-	public static final String MOD_ID = "modid";
-
-	// This logger is used to write text to the console and the log file.
-	// It is considered best practice to use your mod id as the logger's name.
-	// That way, it's clear which mod wrote info, warnings, and errors.
-	public static final Logger LOGGER = LoggerFactory.getLogger(MOD_ID);
-
-	@Override
-	public void onInitialize() {
-		// This code runs as soon as Minecraft is in a mod-load-ready state.
-		// However, some things (like resources) may still be uninitialized.
-		// Proceed with mild caution.
-
-		LOGGER.info("Hello Fabric world!");
-	}
-}

src/main/java/com/example/mixin/ExampleMixin.java

@@ -1,15 +0,0 @@
-package com.example.mixin;
-
-import net.minecraft.server.MinecraftServer;
-import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.injection.At;
-import org.spongepowered.asm.mixin.injection.Inject;
-import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
-
-@Mixin(MinecraftServer.class)
-public class ExampleMixin {
-	@Inject(at = @At("HEAD"), method = "loadWorld")
-	private void init(CallbackInfo info) {
-		// This code is injected into the start of MinecraftServer.loadWorld()V
-	}
-}

src/main/java/dev/jonasjones/BuildGPT.java

@@ -0,0 +1,235 @@
+package dev.jonasjones;
+
+import com.google.gson.*;
+import com.mojang.brigadier.Command;
+import com.mojang.brigadier.arguments.IntegerArgumentType;
+import com.mojang.brigadier.arguments.StringArgumentType;
+import com.mojang.brigadier.context.CommandContext;
+import com.mojang.brigadier.exceptions.CommandSyntaxException;
+import net.fabricmc.api.ModInitializer;
+
+import net.fabricmc.fabric.api.command.v1.CommandRegistrationCallback;
+import net.fabricmc.loader.api.FabricLoader;
+import net.minecraft.command.argument.BlockPosArgumentType;
+import net.minecraft.server.command.CommandManager;
+import net.minecraft.server.command.ServerCommandSource;
+import net.minecraft.text.Text;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Box;
+import net.minecraft.util.math.Vec3d;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.config.RequestConfig;
+import org.apache.http.client.methods.CloseableHttpResponse;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClientBuilder;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.logging.log4j.core.jmx.Server;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.URI;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.nio.file.StandardOpenOption;
+import java.util.List;
+import java.util.Map;
+import java.util.Scanner;
+import java.util.Vector;
+
+public class BuildGPT implements ModInitializer {
+	public static final String MOD_ID = "modid";
+
+	// This logger is used to write text to the console and the log file.
+	// It is considered best practice to use your mod id as the logger's name.
+	// That way, it's clear which mod wrote info, warnings, and errors.
+	public static final Logger LOGGER = LoggerFactory.getLogger(MOD_ID);
+	private static final String API_KEY_FILE = FabricLoader.getInstance().getConfigDir() + "/.openaikey";
+
+	@Override
+	public void onInitialize() {
+		// This code runs as soon as Minecraft is in a mod-load-ready state.
+		// However, some things (like resources) may still be uninitialized.
+		// Proceed with mild caution.
+
+		CommandRegistrationCallback.EVENT.register((dispatcher, registryAccess) -> {
+			dispatcher.register(CommandManager.literal("buildgpt")
+					.then(CommandManager.literal("bound")
+						.then(CommandManager.argument("start_pos", BlockPosArgumentType.blockPos())
+								.then(CommandManager.argument("end_pos", BlockPosArgumentType.blockPos())
+										.then(CommandManager.argument("building", StringArgumentType.greedyString())
+																			.executes(BuildGPT::executeBuildGptdBound)))))
+					.then(CommandManager.literal("unbound")
+							.then(CommandManager.argument("start_pos", BlockPosArgumentType.blockPos())
+									.then(CommandManager.argument("building", StringArgumentType.greedyString())
+										.executes(BuildGPT::executeBuildGptUnboud)))));
+		});
+	}
+
+	private static int executeBuildGptdBound(CommandContext<ServerCommandSource> context) {
+		String building = StringArgumentType.getString(context, "building");
+		BlockPos start_pos = BlockPosArgumentType.getBlockPos(context, "start_pos");
+		String prompt;
+		int x1 = start_pos.getX();
+		int y1 = start_pos.getY();
+		int z1 = start_pos.getZ();
+		BlockPos end_pos = BlockPosArgumentType.getBlockPos(context, "end_pos");
+		int x2 = end_pos.getX();
+		int y2 = end_pos.getY();
+		int z2 = end_pos.getZ();
+
+		prompt = String.format(
+				"Imagine, You're an architect. Design the structure of a minecraft %s within the coordinate range x: %d-%d, y: %d-%d, z: %d-%d in minecraft." +
+						"Return the blocks in a json list of objects {x:1,y:1,z:1,block:minecraft:block}. Return only the json without any formatting or explanation as plaintext.",
+				building, x1, x2, y1, y2, z1, z2
+		);
+
+		return executeBuildGpt(context, prompt);
+	}
+
+	private static int executeBuildGptUnboud(CommandContext<ServerCommandSource> context) {
+		String building = StringArgumentType.getString(context, "building");
+		BlockPos start_pos = BlockPosArgumentType.getBlockPos(context, "start_pos");
+		int x1 = start_pos.getX();
+		int y1 = start_pos.getY();
+		int z1 = start_pos.getZ();
+
+		String prompt = String.format(
+				"Imagine, You're an architect. Design the structure of a %s at the coordinate x: %d, y: %d, z: %d in minecraft." +
+						"Return the blocks in a json list of objects {x:1,y:1,z:1,block:minecraft:block}. Return only the json without any formatting or explanation as plaintext.",
+				building, x1, y1, z1
+		);
+
+		return executeBuildGpt(context, prompt);
+	}
+
+	private static int executeBuildGpt(CommandContext<ServerCommandSource> context, String prompt) {
+		ServerCommandSource source = context.getSource();
+		source.sendMessage(Text.of("Requesting Structure from GPT..."));
+		String jsonResponse = requestGpt(prompt);
+		if (jsonResponse == null) {
+			source.sendError(Text.of("Failed to get a response from GPT. Rerun the command to try again..."));
+			return 0;
+		}
+
+		List<Map<String, Object>> blocks;
+
+		try {
+			 blocks = parseJson(jsonResponse);
+		} catch (JsonSyntaxException ignored) {
+			source.sendError(Text.of("Failed to parse the response from GPT. Rerun the command to try again..."));
+			return 0;
+		}
+
+		for (Map<String, Object> block : blocks) {
+			int x = ((Number) block.get("x")).intValue();
+			int y = ((Number) block.get("y")).intValue();
+			int z = ((Number) block.get("z")).intValue();
+			String blockType = (String) block.get("block");
+
+			source.getServer().getCommandManager().executeWithPrefix(
+					source, String.format("/setblock %d %d %d %s", x, y, z, blockType)
+			);
+		}
+
+		source.sendMessage(Text.of("Done building!"));
+
+		return 1;
+	}
+
+	private static String requestGpt(String prompt) {
+		// HttpClient with 60 second response timeout
+		RequestConfig requestConfig = RequestConfig.custom().setConnectTimeout(60 * 1000).build();
+		CloseableHttpClient httpClient = HttpClientBuilder.create().setDefaultRequestConfig(requestConfig).build();
+		try {
+			HttpPost request = new HttpPost("https://api.openai.com/v1/chat/completions");
+			request.addHeader("Content-Type", "application/json");
+			String apiKey = getApiKey();
+			if (apiKey == null) {
+				LOGGER.error("API key not found. Please provide a valid API key.");
+				return null;
+			}
+			request.addHeader("Authorization", "Bearer " + apiKey);
+
+			JsonObject payload = new JsonObject();
+			payload.addProperty("model", "gpt-4o");
+
+			JsonArray messages = new JsonArray();
+			JsonObject userMessage = new JsonObject();
+			userMessage.addProperty("role", "user");
+			userMessage.addProperty("content", prompt);
+			messages.add(userMessage);
+
+			payload.add("messages", messages);
+			request.setEntity(new StringEntity(payload.toString()));
+
+			try (CloseableHttpResponse response = httpClient.execute(request)) {
+				BufferedReader reader = new BufferedReader(
+						new InputStreamReader(response.getEntity().getContent())
+				);
+				StringBuilder responseContent = new StringBuilder();
+				String line;
+				while ((line = reader.readLine()) != null) {
+					responseContent.append(line);
+				}
+
+				JsonObject jsonResponse = JsonParser.parseString(responseContent.toString()).getAsJsonObject();
+				return jsonResponse.get("choices").getAsJsonArray()
+						.get(0).getAsJsonObject()
+						.get("message").getAsJsonObject()
+						.get("content").getAsString();
+			} catch (Exception e) {
+				e.printStackTrace();
+				return null;
+			}
+		} catch (Exception e) {
+			e.printStackTrace();
+			return null;
+		}
+	}
+
+	private static List<Map<String, Object>> parseJson(String jsonResponse) {
+		// Use Gson to parse JSON string to List<Map>
+		Gson gson = new Gson();
+		return gson.fromJson(jsonResponse, List.class);
+	}
+
+	public static String getApiKey() {
+		File keyFile = new File(API_KEY_FILE);
+
+		if (keyFile.exists()) {
+			// Read the API key from the file
+			try {
+				String apiKey = new String(Files.readAllBytes(Paths.get(API_KEY_FILE))).trim();
+				if (!apiKey.isEmpty()) {
+					return apiKey;
+				} else {
+					LOGGER.error("API key file is empty. Please provide a valid API key.");
+				}
+			} catch (IOException e) {
+				e.printStackTrace();
+			}
+		} else {
+			// File doesn't exist, create it and prompt user for the key
+			try {
+				LOGGER.warn("No API key found. Creating .openaikey file...");
+
+				// Write the API key to the file
+				Files.write(Paths.get(API_KEY_FILE), "".getBytes(), StandardOpenOption.CREATE);
+
+				LOGGER.warn("Add your OpenAI API key to " + API_KEY_FILE);
+				return null;
+			} catch (IOException e) {
+				LOGGER.error("Failed to create API key file.");
+				LOGGER.error("Create it manually as '.openaikey' in the config directory.");
+			}
+		}
+
+		return null;
+	}
+}

src/main/resources/fabric.mod.json

@@ -1,11 +1,11 @@
 {
 	"schemaVersion": 1,
-	"id": "modid",
+	"id": "buildbpt",
 	"version": "${version}",
-	"name": "Example mod",
-	"description": "This is an example description! Tell everyone what your mod is about!",
+	"name": "BuildGPT",
+	"description": "Build Structures designed by ChatGPT!",
 	"authors": [
-		"Me!"
+		"Jonas_Jones"
 	],
 	"contact": {
 		"homepage": "https://fabricmc.net/",
@@ -16,26 +16,16 @@
 	"environment": "*",
 	"entrypoints": {
 		"main": [
-			"com.example.ExampleMod"
+			"dev.jonasjones.BuildGPT"
 		],
 		"client": [
-			"com.example.ExampleModClient"
+			"dev.jonasjones.BuildGPTClient"
 		]
 	},
-	"mixins": [
-		"modid.mixins.json",
-		{
-			"config": "modid.client.mixins.json",
-			"environment": "client"
-		}
-	],
 	"depends": {
 		"fabricloader": ">=0.16.7",
 		"minecraft": "~1.21.3",
 		"java": ">=21",
 		"fabric-api": "*"
-	},
-	"suggests": {
-		"another-mod": "*"
 	}
 }

src/main/resources/modid.mixins.json

@@ -1,11 +0,0 @@
-{
-	"required": true,
-	"package": "com.example.mixin",
-	"compatibilityLevel": "JAVA_21",
-	"mixins": [
-		"ExampleMixin"
-	],
-	"injectors": {
-		"defaultRequire": 1
-	}
-}