import 'dart:async';
import 'package:get/get.dart';
import 'package:marco/model/dynamicMenu/dynamic_menu_model.dart';
import 'package:marco/helpers/services/api_service.dart';
import 'package:marco/helpers/services/app_logger.dart';

class DynamicMenuController extends GetxController {
  // UI reactive states
  final RxBool isLoading = false.obs;
  final RxBool hasError = false.obs;
  final RxString errorMessage = ''.obs;
  final RxList<MenuItem> menuItems = <MenuItem>[].obs;

  @override
  void onInit() {
    super.onInit();
    // Fetch menus directly from API at startup
    fetchMenu();
  }

  /// Fetch dynamic menu from API (no local cache)
  Future<void> fetchMenu() async {
    isLoading.value = true;
    hasError.value = false;
    errorMessage.value = '';

    try {
      final responseData = await ApiService.getMenuApi();
      if (responseData != null) {
        final menuResponse = MenuResponse.fromJson(responseData);
        menuItems.assignAll(menuResponse.data);

        // ✅ TEMP: Add Material Requisition menu manually for local testing
        menuItems.add(MenuItem(
        id: '999',
        name: "Material Requisition",
        icon: "inventory_2",
        route: "/dashboard/material-requisition-list",
        available: true,
      ));

        logSafe("✅ Menu loaded from API with ${menuItems.length} items");
      } else {
        _handleApiFailure("Menu API returned null response");
      }
    } catch (e) {
      _handleApiFailure("Menu fetch exception: $e");
    } finally {
      isLoading.value = false;
    }
  }

  void _handleApiFailure(String logMessage) {
    logSafe(logMessage, level: LogLevel.error);

    // No cache available, show error state
    hasError.value = true;
    errorMessage.value = "❌ Unable to load menus. Please try again later.";
    menuItems.clear();
  }

  bool isMenuAllowed(String menuName) {
    final menu = menuItems.firstWhereOrNull((m) => m.name == menuName);
    return menu?.available ?? false;
  }

  @override
  void onClose() {
    super.onClose();
  }
}