Cleaner Config

src/main/java/org/saturnclient/saturnclient/config/ConfigManager.java

@@ -1,107 +1,86 @@
 package org.saturnclient.saturnclient.config;
 
 import com.google.gson.*;
+import org.saturnclient.saturnclient.SaturnClient;
+
 import java.io.File;
 import java.io.IOException;
 import java.nio.file.Files;
-import java.util.*;
+import java.util.LinkedHashMap;
-import org.saturnclient.saturnclient.SaturnClient;
+import java.util.Map;
 
 public class ConfigManager {
-    private static final File configFile = new File(SaturnClient.client.runDirectory, "saturn.json");
+
-    private static final Map<String, Map<String, Property<?>>> properties = new HashMap<>();
+    private static final File configFile =
-    private static JsonObject cachedThemeJson = null;
+            new File(SaturnClient.client.runDirectory, "saturn.json");
+
+    // SINGLE ROOT TREE
+    private static final Map<String, Property<?>> ROOT = new LinkedHashMap<>();
+
+    private static JsonObject cachedJson = null;
 
     private final Map<String, Property<?>> currentMap;
-    private final String namespace;
 
+    /**
+     * Creates a root namespace
+     */
     public ConfigManager(String namespace) {
-        this.namespace = namespace;
         this.currentMap = new LinkedHashMap<>();
-        properties.put(namespace, currentMap);
+        ROOT.put(namespace, Property.namespace(currentMap));
-        System.out.println("Created namespace: " + namespace);
     }
 
+    /**
+     * Creates a sub-namespace inside a parent
+     */
     public ConfigManager(ConfigManager parent, String namespace) {
-        this.namespace = namespace;
         this.currentMap = new LinkedHashMap<>();
-        Property<Map<String, Property<?>>> nsProp = Property.namespace(currentMap);
+        parent.property(namespace, Property.namespace(currentMap));
-        parent.property(namespace, nsProp);
-        System.out.println("Created sub-namespace: " + namespace);
-    }
-
-    public void sub(String name) {
-        property(name, Property.namespace(new LinkedHashMap<>()));
     }
 
+    /**
+     * Add a property
+     */
     public <T> Property<T> property(String name, Property<T> value) {
         currentMap.put(name, value);
-        loadProp(name, value);
+        loadSingleProperty(name, value);
         return value;
     }
 
-    private <T> void loadProp(String name, Property<T> prop) {
+    /**
-        JsonObject source = cachedThemeJson != null ? cachedThemeJson : loadAndCache();
+     * Add empty namespace
-        if (source == null)
+     */
-            return;
+    public ConfigManager sub(String name) {
-
+        return new ConfigManager(this, name);
-        JsonElement namespaceJson = source.get(namespace);
-        if (namespaceJson == null || !namespaceJson.isJsonObject())
-            return;
-
-        JsonElement value = namespaceJson.getAsJsonObject().get(name);
-        if (value != null)
-            prop.loadFromJson(value);
-    }
-
-    private static JsonObject loadAndCache() {
-        try {
-            if (!configFile.exists()) {
-                Files.writeString(configFile.toPath(), "{}");
-                return new JsonObject();
-            }
-            String json = Files.readString(configFile.toPath());
-            cachedThemeJson = JsonParser.parseString(json).getAsJsonObject();
-            return cachedThemeJson;
-        } catch (IOException e) {
-            SaturnClient.LOGGER.error("Error reading config file", e);
-            return null;
-        }
     }
 
+    /**
+     * Load entire config
+     */
     public static void load() {
         SaturnClient.LOGGER.info("Loading config...");
+
         JsonObject json = loadAndCache();
         if (json == null)
             return;
 
-        properties.forEach((namespace, map) -> {
+        loadRecursive(json, ROOT);
-            JsonElement nsElement = json.get(namespace);
-            if (nsElement != null && nsElement.isJsonObject()) {
-                loadProperties(nsElement.getAsJsonObject(), map);
-            }
-        });
-    }
-
-    private static void loadProperties(JsonObject json, Map<String, Property<?>> props) {
-        props.forEach((name, prop) -> {
-            JsonElement el = json.get(name);
-            if (el != null)
-                prop.loadFromJson(el);
-        });
     }
 
+    /**
+     * Save entire config
+     */
     public static void save() {
         SaturnClient.LOGGER.info("Saving config...");
-        JsonObject root = new JsonObject();
+
-        properties.forEach((namespace, map) -> {
+        JsonObject rootJson = new JsonObject();
-            JsonObject nsJson = new JsonObject();
+        saveRecursive(rootJson, ROOT);
-            saveProperties(nsJson, map);
-            root.add(namespace, nsJson);
-        });
 
         try {
-            String formatted = new GsonBuilder().setPrettyPrinting().create().toJson(root);
+            String formatted = new GsonBuilder()
+                    .setPrettyPrinting()
+                    .create()
+                    .toJson(rootJson);
+
             Files.writeString(configFile.toPath(), formatted);
             SaturnClient.LOGGER.info("Config saved successfully.");
         } catch (IOException e) {
@@ -109,11 +88,72 @@ public class ConfigManager {
         }
     }
 
-    private static void saveProperties(JsonObject json, Map<String, Property<?>> props) {
+    /**
-        props.forEach((name, prop) -> json.add(name, prop.toJson()));
+     * Recursive save
+     */
+    private static void saveRecursive(JsonObject json, Map<String, Property<?>> map) {
+        map.forEach((name, prop) -> {
+            if (prop.isNamespace()) {
+                JsonObject child = new JsonObject();
+                saveRecursive(child, prop.getNamespaceMap());
+                json.add(name, child);
+            } else {
+                json.add(name, prop.toJson());
+            }
+        });
+    }
+
+    /**
+     * Recursive load
+     */
+    private static void loadRecursive(JsonObject json, Map<String, Property<?>> map) {
+        map.forEach((name, prop) -> {
+            JsonElement element = json.get(name);
+            if (element == null)
+                return;
+
+            if (prop.isNamespace() && element.isJsonObject()) {
+                loadRecursive(element.getAsJsonObject(), prop.getNamespaceMap());
+            } else {
+                prop.loadFromJson(element);
+            }
+        });
+    }
+
+    /**
+     * Load only a single property immediately after creation
+     */
+    private void loadSingleProperty(String name, Property<?> prop) {
+        JsonObject source = cachedJson != null ? cachedJson : loadAndCache();
+        if (source == null)
+            return;
+
+        JsonElement element = source.get(name);
+        if (element != null)
+            prop.loadFromJson(element);
+    }
+
+    /**
+     * Reads file and caches json
+     */
+    private static JsonObject loadAndCache() {
+        try {
+            if (!configFile.exists()) {
+                Files.writeString(configFile.toPath(), "{}");
+                return new JsonObject();
+            }
+
+            String json = Files.readString(configFile.toPath());
+            cachedJson = JsonParser.parseString(json).getAsJsonObject();
+            return cachedJson;
+
+        } catch (IOException e) {
+            SaturnClient.LOGGER.error("Error reading config file", e);
+            return null;
+        }
     }
 
     public Map<String, Property<?>> getProperties() {
         return currentMap;
     }
-}
+}

src/main/java/org/saturnclient/saturnclient/config/Property.java

@@ -286,4 +286,13 @@ public class Property<T> {
         if (value != null)
             this.loadFromJson(value);
     }
+
+    public boolean isNamespace() {
+        return type == PropertyType.NAMESPACE;
+    }
+
+    @SuppressWarnings("unchecked")
+    public Map<String, Property<?>> getNamespaceMap() {
+        return isNamespace() ? (Map<String, Property<?>>) (Object) value : null;
+    }
 }