changed everything from filcnaplo to refilc finally

refilc_kreta_api/lib/models/subject.dart

@@ -0,0 +1,39 @@
+import 'category.dart';
+
+class GradeSubject {
+  String id;
+  Category category;
+  String name;
+  String? renamedTo;
+  double? customRounding;
+
+  bool get isRenamed => renamedTo != null;
+  bool get hasCustomRounding => customRounding != null;
+
+  GradeSubject({
+    required this.id,
+    required this.category,
+    required this.name,
+    this.renamedTo,
+    // v5
+    this.customRounding,
+  });
+
+  factory GradeSubject.fromJson(Map json) {
+    final id = json["Uid"] ?? "";
+    return GradeSubject(
+      id: id,
+      category: Category.fromJson(json["Kategoria"] ?? {}),
+      name: (json["Nev"] ?? "").trim(),
+    );
+  }
+
+  @override
+  bool operator ==(other) {
+    if (other is! GradeSubject) return false;
+    return id == other.id;
+  }
+
+  @override
+  int get hashCode => id.hashCode;
+}