1 files changed, 92 insertions, 0 deletions
diff --git a/src/main/java/luckyblock/configurations/Configuration.java b/src/main/java/luckyblock/configurations/Configuration.java
new file mode 100644
index 0000000..a3b366e
--- /dev/null
+++ b/src/main/java/luckyblock/configurations/Configuration.java
@@ -0,0 +1,92 @@
+package luckyblock.configurations;
+
+import com.google.gson.*;
+import luckyblock.Main;
+import luckyblock.action.LuckyActionHolder;
+
+import java.io.*;
+import java.lang.reflect.Field;
+import java.nio.charset.StandardCharsets;
+import java.util.Map;
+
+public class Configuration {
+    private final File file;
+    private final Object impl;
+    private final Gson gson = new GsonBuilder().setPrettyPrinting().create();
+
+    public Configuration(File file, Object impl) {
+        this.file = file;
+        this.impl = impl;
+
+        this.loadFromResources(this.impl);
+
+        if (!file.exists()) {
+            this.loadDefault();
+        }
+    }
+
+    public Configuration(String path, Object impl) {
+        this(new File(path), impl);
+    }
+
+    private void loadFromResources(Object r) {
+        try (InputStream input = Main.class.getResourceAsStream("/settings.json")) {
+            if (input == null) return;
+
+            JsonObject root = JsonParser.parseReader(new InputStreamReader(input, StandardCharsets.UTF_8)).getAsJsonObject();
+            this.model(r, root);
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    protected void loadDefault() {
+        try {
+            file.getParentFile().mkdirs();
+            JsonObject root = new JsonObject();
+            String section = (String) this.impl.getClass().getField("section").get(this.impl);
+            root.add(section, gson.toJsonTree(this.impl).getAsJsonObject().get("events"));
+
+            try (FileWriter writer = new FileWriter(file)) {
+                gson.toJson(root, writer);
+            }
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    public <T> T load() {
+        try {
+            if (!file.exists() || file.length() == 0) {
+                this.loadDefault();
+            }
+            JsonObject root = JsonParser.parseReader(new FileReader(file)).getAsJsonObject();
+            this.model(this.impl, root);
+            return (T) this.impl;
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @SuppressWarnings("unchecked")
+    private void model(Object r, JsonObject root) throws Exception {
+        String section = (String) r.getClass().getField("section").get(r);
+        if (!root.has(section)) return;
+        JsonObject sectionJson = root.getAsJsonObject(section);
+        for (Field field : r.getClass().getDeclaredFields()) {
+            if (field.getName().equals("section")) continue;
+            field.setAccessible(true);
+            if (Map.class.isAssignableFrom(field.getType())) {
+                Map<String, LuckyActionHolder> eventsMap = (Map<String, LuckyActionHolder>) field.get(r);
+                if (eventsMap != null) {
+                    eventsMap.clear();
+                    for (Map.Entry<String, JsonElement> entry : sectionJson.entrySet()) {
+                        String k = entry.getKey().replace("-", "_");
+                        LuckyActionHolder holder = gson.fromJson(entry.getValue(), LuckyActionHolder.class);
+                        eventsMap.put(k, holder);
+                    }
+                }
+            }
+        }
+    }
+}
+\ No newline at end of file