feat(sql): Try to implement sql source

features/section/src/main/java/cc/carm/lib/configuration/source/section/AbstractMapSection.java

@@ -81,6 +81,16 @@ public abstract class AbstractMapSection<R extends AbstractMapSection<R>> implem
         for (Map.Entry<String, Object> entry : this.data.entrySet()) {
             if (entry.getValue() instanceof AbstractMapSection<?>) {
                 output.put(entry.getKey(), ((AbstractMapSection<?>) entry.getValue()).rawMap());
+            } else if (entry.getValue() instanceof List<?>) {
+                List<Object> list = new ArrayList<>();
+                for (Object obj : (List<?>) entry.getValue()) {
+                    if (obj instanceof AbstractMapSection<?>) {
+                        list.add(((AbstractMapSection<?>) obj).rawMap());
+                    } else {
+                        list.add(obj);
+                    }
+                }
+                output.put(entry.getKey(), list);
             } else {
                 output.put(entry.getKey(), entry.getValue());
             }

features/versioned/src/main/java/cc/carm/lib/configuration/annotation/ConfigVersion.java

@@ -1,6 +1,5 @@
 package cc.carm.lib.configuration.annotation;
 
-import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Range;
 
 import java.lang.annotation.ElementType;
@@ -22,7 +21,7 @@ public @interface ConfigVersion {
      *
      * @return the version of the configuration field
      */
-    @Range(from = 0, to = Integer.MAX_VALUE)
+    @Range(from = 0, to = 65535)
     int value() default 0;
 
 }

features/versioned/src/main/java/cc/carm/lib/configuration/option/VersionedOptions.java

@@ -1,13 +0,0 @@
-package cc.carm.lib.configuration.option;
-
-import cc.carm.lib.configuration.source.option.ConfigurationOption;
-
-public interface VersionedOptions {
-
-    /**
-     * Whether to set newer defaults when a {@link cc.carm.lib.configuration.value.ConfigValue}'s marked version
-     * is newer than the current in storage.
-     */
-    ConfigurationOption<Boolean> RESET_NEWER_DEFAULTS = ConfigurationOption.of(true);
-
-}

features/versioned/src/main/java/cc/carm/lib/configuration/versioned/VersionedMetaTypes.java

@@ -1,4 +1,4 @@
-package cc.carm.lib.configuration.commentable;
+package cc.carm.lib.configuration.versioned;
 
 import cc.carm.lib.configuration.annotation.ConfigVersion;
 import cc.carm.lib.configuration.source.ConfigurationHolder;
@@ -19,7 +19,18 @@ public interface VersionedMetaTypes {
     }
 
     static void register(@NotNull ConfigurationInitializer initializer) {
-        initializer.registerFieldAnnotation(ConfigVersion.class, VERSION, ConfigVersion::value);
+        initializer.appendFieldInitializer((holder, path, field, value) -> {
+            ConfigVersion annotation = field.getAnnotation(ConfigVersion.class);
+            if (annotation == null || value == null) return;
+            int currentVersion = annotation.value();
+            int savedVersion = holder.metadata(path).get(VERSION, 0);
+            if (currentVersion == savedVersion) return;
+
+            if (currentVersion > savedVersion) { // This values updated.
+                value.setDefault(true); // Mark as default value, force write.
+            }
+            holder.metadata(path).set(VERSION, currentVersion);
+        });
     }
 
 }