Config and logging | I dont even know anymore

src/main/java/de/winniepat/parrotmod/config/Config.java

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+package de.winniepat.parrotmod.config;
+
+public class Config {
+    public boolean enableDiscordRPC = true;
+    public long discordAppId = 1517985621396820039L;
+    public boolean showBiomeInRPC = true;
+    public boolean showHeldItemInRPC = true;
+    public boolean showHealthInRPC = true;
+}

src/main/java/de/winniepat/parrotmod/config/ConfigManager.java

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+package de.winniepat.parrotmod.config;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import de.winniepat.parrotmod.ParrotLogger;
+import net.fabricmc.loader.api.FabricLoader;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.function.Consumer;
+
+public class ConfigManager {
+    private static final Gson GSON = new GsonBuilder().setPrettyPrinting().create();
+    private static final Path CONFIG_FILE = FabricLoader.getInstance().getConfigDir().resolve("parrotmod.json");
+
+    private static Config instance = new Config();
+    private static final List<Consumer<Config>> LISTENERS = new ArrayList<>();
+
+    public static Config getInstance() {
+        return instance;
+    }
+
+    public static void registerListener(Consumer<Config> listener) {
+        LISTENERS.add(listener);
+    }
+
+    public static void load() {
+        if (!Files.exists(CONFIG_FILE)) {
+            ParrotLogger.logInfo(ConfigManager.class, "No config file found, creating one with default values.");
+            save();
+            return;
+        }
+
+        try (var reader = Files.newBufferedReader(CONFIG_FILE)) {
+            instance = GSON.fromJson(reader, Config.class);
+            if (instance == null) {
+                instance = new Config();
+            }
+
+            ParrotLogger.logInfo(ConfigManager.class, "Loaded config: " + GSON.toJson(instance));
+            notifyListeners();
+        } catch (IOException e) {
+            ParrotLogger.logError(ConfigManager.class, "Failed to load config, Using defaults", e);
+            instance = new Config();
+        }
+    }
+
+    public static void save() {
+        try {
+            Files.createDirectories(CONFIG_FILE.getParent());
+            try (var writer = Files.newBufferedWriter(CONFIG_FILE)) {
+                GSON.toJson(instance, writer);
+                notifyListeners();
+            }
+        } catch (IOException e) {
+            ParrotLogger.logError(ConfigManager.class, "Failed to save config.", e);
+        }
+    }
+
+    private static void notifyListeners() {
+        for (Consumer<Config> listener : LISTENERS) {
+            listener.accept(instance);
+        }
+    }
+}