start migration to lang file

src/main/java/cc/fascinated/config/Lang.java

@@ -0,0 +1,67 @@
+package cc.fascinated.config;
+
+import cc.fascinated.Aetheria;
+import cc.fascinated.utils.io.Config;
+import lombok.Getter;
+import org.bukkit.configuration.file.FileConfiguration;
+
+import java.util.HashMap;
+import java.util.List;
+
+@Getter
+public enum Lang {
+
+    HELP_COMMAND("help-command");
+
+    /**
+     * The path of the lang in the lang.yml file.
+     */
+    private final String path;
+
+    Lang(String path) {
+        this.path = path;
+    }
+
+    /**
+     * Cache of the lang values.
+     */
+    private final HashMap<String, Object> cache = new HashMap<>();
+
+    /**
+     * The lang configuration.
+     */
+    private final Config langConfig = new Config(Aetheria.INSTANCE, "lang.yml", null);
+
+    /**
+     * Gets as an object.
+     *
+     * @return the string
+     */
+    public Object get() {
+        return cache.computeIfAbsent(path, key -> {
+            FileConfiguration configuration = langConfig.getFileConfiguration();
+            if (configuration.get(path) == null) {
+                throw new IllegalArgumentException("Path " + path + " does not exist in the lang.yml file.");
+            }
+            return configuration.get(path);
+        });
+    }
+
+    /**
+     * Gets as a string.
+     *
+     * @return the string
+     */
+    public String getAsString() {
+        return (String) get();
+    }
+
+    /**
+     * Gets as a string list.
+     *
+     * @return the string list
+     */
+    public List<String> getAsStringList() {
+        return (List<String>) get();
+    }
+}