marco.pms.mobileapp/lib/controller/inventory/material_requisition_controller.dart

// import 'package:get/get.dart';
// import 'package:marco/helpers/services/api_service.dart';
// import 'package:marco/model/inventory/material_requisition_model.dart';
// import 'package:marco/model/inventory/requisition_item_model.dart';
// import 'package:marco/helpers/services/app_logger.dart';

// class MaterialRequisitionController extends GetxController {
//   final isLoading = false.obs;
//   final requisitions = <MaterialRequisition>[].obs;
//   final selectedMR = MaterialRequisition().obs;

//   // Dropdown master lists
//   final projects = <Project>[].obs;
//   final materials = <Map<String, dynamic>>[].obs;

//   // Form state
//   // 🔧 FIX: use integer type since project.id is int
//   final selectedProjectId = RxnInt();

//   final status = 'Draft'.obs;

//   @override
//   void onInit() {
//     super.onInit();
//     fetchProjects();
//     fetchAllRequisitions();
//   }

//   /// === Fetch all Projects ===
//   Future<void> fetchProjects() async {
//     try {
//       isLoading(true);
//       final res = await ApiService.getProjects();
//       if (res != null) {
//         projects.assignAll(
//           (res as List).map((e) => Project.fromJson(e)).toList(),
//         );
//       }
//     } catch (e) {
//       logSafe("fetchProjects() error: $e", level: LogLevel.error);
//     } finally {
//       isLoading(false);
//     }
//   }

//   /// === Fetch materials for a selected project ===
//   /// 🔧 FIX: change argument from String → int
//   Future<void> fetchMaterialsByProject(int projectId) async {
//     try {
//       isLoading(true);
//       final res = await ApiService.getMaterialsByProject(projectId.toString());
//       if (res != null) {
//         materials.assignAll(List<Map<String, dynamic>>.from(res));
//       }
//     } catch (e) {
//       logSafe("fetchMaterialsByProject() error: $e", level: LogLevel.error);
//     } finally {
//       isLoading(false);
//     }
//   }

//   /// === Fetch all Material Requisitions ===
//   Future<void> fetchAllRequisitions() async {
//     try {
//       isLoading(true);
//       final res = await ApiService.getMaterialRequisitions();
//       if (res != null) {
//         requisitions.assignAll(
//           (res as List)
//               .map((e) => MaterialRequisition.fromJson(e))
//               .toList(),
//         );
//       }
//     } catch (e) {
//       logSafe("fetchAllRequisitions() error: $e", level: LogLevel.error);
//     } finally {
//       isLoading(false);
//     }
//   }

//   /// === Save Draft ===
//   Future<void> saveDraft(MaterialRequisition mr) async {
//     try {
//       isLoading(true);
//       final res = await ApiService.createMaterialRequisition(mr.toJson());
//       if (res != null) {
//         Get.snackbar('Success', 'Saved as Draft');
//         await fetchAllRequisitions(); // refresh list
//       }
//     } catch (e) {
//       logSafe("saveDraft() error: $e", level: LogLevel.error);
//     } finally {
//       isLoading(false);
//     }
//   }

//   /// === Submit Material Requisition ===
//   /// 🔧 FIX: id type → int for consistency
//   Future<void> submitMR(int mrId) async {
//     try {
//       isLoading(true);
//       final res =
//           await ApiService.updateMaterialRequisitionStatus(mrId.toString(), 'Submitted');
//       if (res != null) {
//         Get.snackbar('Submitted', 'MR submitted for review');
//         await fetchAllRequisitions();
//       }
//     } catch (e) {
//       logSafe("submitMR() error: $e", level: LogLevel.error);
//     } finally {
//       isLoading(false);
//     }
//   }

//   /// === Approve / Reject / Comment actions ===
//   /// 🔧 FIX: id type → int for consistency
//   Future<void> performAction(int mrId, String action, String? comment) async {
//     try {
//       final body = {
//         "mrId": mrId,
//         "action": action,
//         "comments": comment,
//       };

//       final res = await ApiService.postMaterialRequisitionAction(body);
//       if (res != null) {
//         Get.snackbar('Success', 'Action: $action');
//         await fetchAllRequisitions();
//       }
//     } catch (e) {
//       logSafe("performAction() error: $e", level: LogLevel.error);
//     }
//   }
// }    



import 'package:get/get.dart';

class MaterialRequisitionController extends GetxController {
  // --- Mock UI State ---
  var isLoading = false.obs;

  // Mock project dropdown
  var projects = [
    {'id': 1, 'name': 'Project Alpha'},
    {'id': 2, 'name': 'Project Beta'},
  ].obs;

  var selectedProjectId = RxnInt();

  // Mock MR list
  var materialRequisitions = <Map<String, dynamic>>[].obs;

  // Mock selected MR object
  var selectedMR = Rxn<Map<String, dynamic>>();

  // --- Methods ---

  void fetchMaterialRequisitions() {
    isLoading.value = true;
    Future.delayed(const Duration(seconds: 1), () {
      materialRequisitions.value = [
        {
          'id': 1,
          'projectName': 'Project Alpha',
          'status': 'Draft',
          'items': [
            {'material': 'Cement', 'qty': 50},
            {'material': 'Steel', 'qty': 100},
          ]
        },
        {
          'id': 2,
          'projectName': 'Project Beta',
          'status': 'Approved',
          'items': [
            {'material': 'Bricks', 'qty': 500},
            {'material': 'Sand', 'qty': 200},
          ]
        },
      ];
      isLoading.value = false;
    });
  }

  void fetchMaterialsByProject(int? projectId) {
    if (projectId == null) return;
    selectedMR.value = {
      'id': projectId,
      'projectName': projects.firstWhere(
          (p) => p['id'] == projectId,
          orElse: () => {'name': 'Unknown'})['name'],
      'items': [
        {'material': 'Cement', 'qty': 25},
        {'material': 'Steel', 'qty': 80},
      ]
    };
  }

  void saveDraft(Map<String, dynamic> mr) {
    print("📝 Saved draft for ${mr['projectName']}");
  }

  void submitMR(int? mrId) {
    print("🚀 Submitted MR ID: $mrId");
  }
}