feat: add IRC

1 files changed, 223 insertions, 10 deletions

diff --git a/src/main/java/dev/plutorocks/MinecraftIRC.java b/src/main/java/dev/plutorocks/MinecraftIRC.java
index a8aeed9..c802f20 100644
--- a/src/main/java/dev/plutorocks/MinecraftIRC.java
+++ b/src/main/java/dev/plutorocks/MinecraftIRC.java
@@ -1,24 +1,237 @@
 package dev.plutorocks;
 
-import net.fabricmc.api.ModInitializer;
+import com.google.gson.Gson;
+import com.google.gson.JsonSyntaxException;
+import com.mojang.brigadier.context.CommandContext;
+import com.mojang.brigadier.arguments.StringArgumentType;
+
+import net.fabricmc.api.ClientModInitializer;
+import net.fabricmc.fabric.api.client.command.v2.ClientCommandRegistrationCallback;
+import net.fabricmc.fabric.api.client.command.v2.FabricClientCommandSource;
+import net.fabricmc.fabric.api.client.message.v1.ClientSendMessageEvents;
+import net.fabricmc.loader.api.FabricLoader;
+
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.text.MutableText;
+import net.minecraft.text.Text;
+import net.minecraft.util.Formatting;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-public class MinecraftIRC implements ModInitializer {
+import java.io.IOException;
+import java.io.Reader;
+import java.io.Writer;
+import java.nio.file.Files;
+import java.nio.file.Path;
+
+import static net.fabricmc.fabric.api.client.command.v2.ClientCommandManager.argument;
+import static net.fabricmc.fabric.api.client.command.v2.ClientCommandManager.literal;
+
+public class MinecraftIRC implements ClientModInitializer {
 	public static final String MOD_ID = "minecraftirc";
 
-	// 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 Gson GSON = new Gson();
+	private static final Path CONFIG_PATH = FabricLoader.getInstance().getConfigDir().resolve("minecraftirc.json");
+
+	public static String ircHost = "irc.libera.chat";
+	public static final int ircPort = 6667;
+	public static String ircChannel = "#chat";
+	public static String ircNick = "Player";
+
+	public static IrcClient IRC_CLIENT;
+
 	@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.
+	public void onInitializeClient() {
+		loadConfig();
+
+		IRC_CLIENT = new IrcClient(ircHost, ircPort, ircChannel, ircNick);
+		IRC_CLIENT.connect();
+
+		ClientSendMessageEvents.CHAT.register(message -> {
+			if (message.startsWith("!")) {
+				if (IRC_CLIENT != null && IRC_CLIENT.isConnected()) {
+					IRC_CLIENT.sendChannelMessage(message.substring(1));
+				} else {
+					sendIrcMessage("Not connected.");
+				}
+			}
+		});
+
+		ClientCommandRegistrationCallback.EVENT.register((dispatcher, registryAccess) -> {
+			dispatcher.register(
+					literal("irc")
+							.then(literal("connect").executes(this::handleConnect))
+							.then(literal("disconnect").executes(this::handleDisconnect))
+							.then(literal("status").executes(this::handleStatus))
+							.then(literal("host")
+									.then(argument("host", StringArgumentType.word())
+											.executes(this::handleSetHost)))
+							.then(literal("channel")
+									.then(argument("channel", StringArgumentType.word())
+											.executes(this::handleSetChannel)))
+							.then(literal("nick")
+									.then(argument("nick", StringArgumentType.word())
+											.executes(this::handleSetNick)))
+			);
+		});
+
+		LOGGER.info("MinecraftIRC loaded!");
+	}
+
+	private static void loadConfig() {
+		if (!Files.exists(CONFIG_PATH)) {
+			applyDefaultsFromSession();
+			saveConfig();
+			return;
+		}
+
+		try (Reader reader = Files.newBufferedReader(CONFIG_PATH)) {
+			Config cfg = GSON.fromJson(reader, Config.class);
+			if (cfg == null) {
+				applyDefaultsFromSession();
+				saveConfig();
+				return;
+			}
+
+			if (cfg.host != null && !cfg.host.isEmpty()) {
+				ircHost = cfg.host;
+			} else {
+				ircHost = "irc.libera.chat";
+			}
+
+			if (cfg.channel != null && !cfg.channel.isEmpty()) {
+				ircChannel = normalizeChannel(cfg.channel);
+			} else {
+				ircChannel = normalizeChannel("chat");
+			}
+
+			if (cfg.nick != null && !cfg.nick.isEmpty()) {
+				ircNick = cfg.nick;
+			} else {
+				ircNick = defaultNickFromSession();
+			}
+		} catch (IOException | JsonSyntaxException e) {
+			LOGGER.warn("Failed to read MinecraftIRC config, using defaults", e);
+			applyDefaultsFromSession();
+		}
+	}
+
+	private static void saveConfig() {
+		Config cfg = new Config();
+		cfg.host = ircHost;
+		cfg.channel = ircChannel;
+		cfg.nick = ircNick;
+
+		try (Writer writer = Files.newBufferedWriter(CONFIG_PATH)) {
+			GSON.toJson(cfg, writer);
+		} catch (IOException e) {
+			LOGGER.warn("Failed to save MinecraftIRC config", e);
+		}
+	}
+
+	private static void applyDefaultsFromSession() {
+		ircHost = "irc.libera.chat";
+		ircChannel = normalizeChannel("chat");
+		ircNick = defaultNickFromSession();
+	}
+
+	private static String defaultNickFromSession() {
+		MinecraftClient client = MinecraftClient.getInstance();
+		if (client != null && client.getSession() != null) {
+			String name = client.getSession().getUsername();
+			if (name != null && !name.isEmpty()) {
+				return name;
+			}
+		}
+		return "Player";
+	}
+
+	private int handleConnect(CommandContext<FabricClientCommandSource> ctx) {
+		if (IRC_CLIENT != null && IRC_CLIENT.isConnected()) {
+			IRC_CLIENT.disconnect();
+		}
+
+		IRC_CLIENT = new IrcClient(ircHost, ircPort, ircChannel, ircNick);
+
+		sendCmdFeedback(ctx, "Connecting to " + ircHost + " " + ircChannel
+				+ " as " + ircNick + " (port " + ircPort + ")...");
+		IRC_CLIENT.connect();
+		return 1;
+	}
+
+	private int handleDisconnect(CommandContext<FabricClientCommandSource> ctx) {
+		if (IRC_CLIENT == null || !IRC_CLIENT.isConnected()) {
+			sendCmdFeedback(ctx, "Already disconnected.");
+			return 1;
+		}
+
+		IRC_CLIENT.disconnect();
+		sendCmdFeedback(ctx, "Disconnected.");
+		return 1;
+	}
+
+	private int handleStatus(CommandContext<FabricClientCommandSource> ctx) {
+		String state = (IRC_CLIENT != null && IRC_CLIENT.isConnected()) ? "Connected" : "Not connected";
+		sendCmdFeedback(ctx, state + ". Host=" + ircHost
+				+ " Channel=" + ircChannel + " Nick=" + ircNick
+				+ " Port=" + ircPort);
+		return 1;
+	}
+
+	private int handleSetHost(CommandContext<FabricClientCommandSource> ctx) {
+		ircHost = StringArgumentType.getString(ctx, "host");
+		saveConfig();
+		sendCmdFeedback(ctx, "Host set to " + ircHost + ". Use /irc connect to apply.");
+		return 1;
+	}
+
+	private static String normalizeChannel(String raw) {
+		raw = raw.trim();
+		if (raw.isEmpty()) return "#chat";
+		if (!raw.startsWith("#")) raw = "#" + raw;
+		return raw;
+	}
+
+	private int handleSetChannel(CommandContext<FabricClientCommandSource> ctx) {
+		String raw = StringArgumentType.getString(ctx, "channel");
+		ircChannel = normalizeChannel(raw);
+		saveConfig();
+		sendCmdFeedback(ctx, "Channel set to " + ircChannel + ". Use /irc connect to apply.");
+		return 1;
+	}
+
+	private int handleSetNick(CommandContext<FabricClientCommandSource> ctx) {
+		ircNick = StringArgumentType.getString(ctx, "nick");
+		saveConfig();
+		sendCmdFeedback(ctx, "Nick set to " + ircNick + ". Use /irc connect to apply.");
+		return 1;
+	}
+
+	private void sendCmdFeedback(CommandContext<FabricClientCommandSource> ctx, String grayMessage) {
+		MutableText prefix = Text.literal("[IRC] ").formatted(Formatting.AQUA);
+		MutableText body = Text.literal(grayMessage).formatted(Formatting.GRAY);
+		ctx.getSource().sendFeedback(prefix.append(body));
+	}
+
+	private void sendIrcMessage(String grayMessage) {
+		MinecraftClient client = MinecraftClient.getInstance();
+		if (client == null) return;
+
+		client.execute(() -> {
+			if (client.inGameHud != null) {
+				MutableText prefix = Text.literal("[IRC] ").formatted(Formatting.AQUA);
+				MutableText body = Text.literal(grayMessage).formatted(Formatting.GRAY);
+				client.inGameHud.getChatHud().addMessage(prefix.append(body));
+			}
+		});
+	}
 
-		LOGGER.info("Hello Fabric world!");
+	private static class Config {
+		String host;
+		String channel;
+		String nick;
 	}
 }
\ No newline at end of file