feat: finish thamSo Screen

lib/features/adjust/bloc/tham_so_bloc.dart

@@ -0,0 +1,34 @@
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:gemstore_frontend/features/adjust/bloc/tham_so_event.dart';
+import 'package:gemstore_frontend/features/adjust/bloc/tham_so_state.dart';
+import 'package:gemstore_frontend/features/adjust/tham_so_repository.dart';
+
+class ThamSoBloc extends Bloc<ThamSoEvent, ThamSoState> {
+  final ThamSoRepository thamSoRepository;
+
+  ThamSoBloc(this.thamSoRepository) : super(ThamSoStateInitial()) {
+    on<ThamSoEventStart>((event, emit) {
+      emit(ThamSoStateInitial());
+    });
+
+    on<ThamSoEventGetAll>((event, emit) async {
+      emit(ThamSoStateLoading());
+      try {
+        final thamSoList = await thamSoRepository.getAll();
+        emit(ThamSoStateLoaded(thamSoList));
+      } catch (e) {
+        emit(ThamSoStateError('Failed to get all tham so: $e'));
+      }
+    });
+
+    on<ThamSoEventUpdate>((event, emit) async {
+      emit(ThamSoStateLoading());
+      try {
+        await thamSoRepository.updateThamSo(event.tenThamSo, event.giaTri);
+        add(ThamSoEventGetAll());
+      } catch (e) {
+        emit(ThamSoStateError('Failed to update tham so: $e'));
+      }
+    });
+  }
+}

lib/features/adjust/bloc/tham_so_event.dart

@@ -0,0 +1,12 @@
+class ThamSoEvent {}
+
+class ThamSoEventStart extends ThamSoEvent {}
+
+class ThamSoEventGetAll extends ThamSoEvent {}
+
+class ThamSoEventUpdate extends ThamSoEvent {
+  final String tenThamSo;
+  final String giaTri;
+
+  ThamSoEventUpdate(this.tenThamSo, this.giaTri);
+}

lib/features/adjust/bloc/tham_so_state.dart

@@ -0,0 +1,19 @@
+import 'package:gemstore_frontend/models/tham_so.dart';
+
+sealed class ThamSoState {}
+
+class ThamSoStateInitial extends ThamSoState {}
+
+class ThamSoStateLoading extends ThamSoState {}
+
+class ThamSoStateLoaded extends ThamSoState {
+  final List<ThamSo> thamSoList;
+
+  ThamSoStateLoaded(this.thamSoList);
+}
+
+class ThamSoStateError extends ThamSoState {
+  final String message;
+
+  ThamSoStateError(this.message);
+}

lib/features/adjust/tham_so_api.dart

@@ -0,0 +1,28 @@
+import 'package:dio/dio.dart';
+import 'package:gemstore_frontend/models/tham_so.dart';
+
+class ThamSoApi {
+  final Dio dio;
+
+  ThamSoApi(this.dio);
+
+  Future<List<ThamSo>> getAll() async {
+    try {
+      final response = await dio.get('/api/thamso');
+      return ThamSo.fromJsonList(response.data);
+    } catch (e) {
+      throw Exception('Error fetching tham so: $e');
+    }
+  }
+
+  Future<void> updateThamSo(String tenThamSo, String giaTri) async {
+    try {
+      await dio.post('/api/thamso', data: {
+        'tenThamSo': tenThamSo,
+        'giaTri': giaTri,
+      });
+    } catch (e) {
+      throw Exception('Error updating tham so: $e');
+    }
+  }
+}

lib/features/adjust/tham_so_repository.dart

@@ -0,0 +1,24 @@
+import 'package:gemstore_frontend/features/adjust/tham_so_api.dart';
+import 'package:gemstore_frontend/models/tham_so.dart';
+
+class ThamSoRepository {
+  final ThamSoApi thamSoApi;
+
+  ThamSoRepository(this.thamSoApi);
+
+  Future<List<ThamSo>> getAll() async {
+    try {
+      return await thamSoApi.getAll();
+    } catch (e) {
+      throw Exception('Error fetching tham so: $e');
+    }
+  }
+
+  Future<void> updateThamSo(String tenThamSo, String giaTri) async {
+    try {
+      await thamSoApi.updateThamSo(tenThamSo, giaTri);
+    } catch (e) {
+      throw Exception('Error updating tham so: $e');
+    }
+  }
+}

lib/features/home/phieu_ban_hang/bloc/phieu_ban_hang_bloc.dart

@@ -28,7 +28,7 @@ class PhieuBanHangBloc extends Bloc<PhieuBanHangEvent, PhieuBanHangState> {
       await phieuBanHangRepository.create(event.khachHang, event.sanPhamBan);
       add(PhieuBanHangEventGetAll());
     } catch (e) {
-      emit(PhieuBanHangStateFailure("Lỗi tạo phiếu bán hàng: ${e.toString()}"));
+      emit(PhieuBanHangStateFailure("- Lỗi tạo: Số lượng bán không hợp lệ"));
     }
   }
 
@@ -43,7 +43,7 @@ class PhieuBanHangBloc extends Bloc<PhieuBanHangEvent, PhieuBanHangState> {
     } catch (e) {
       emit(
         PhieuBanHangStateFailure(
-          "Lỗi lấy danh sách phiếu bán hàng: ${e.toString()}",
+          "Lỗi lấy danh sách: ${e.toString()}",
         ),
       );
     }
@@ -58,7 +58,7 @@ class PhieuBanHangBloc extends Bloc<PhieuBanHangEvent, PhieuBanHangState> {
       await phieuBanHangRepository.delete(event.soPhieu);
       add(PhieuBanHangEventGetAll());
     } catch (e) {
-      emit(PhieuBanHangStateFailure("Lỗi xóa phiếu bán hàng: ${e.toString()}"));
+      emit(PhieuBanHangStateFailure("Lỗi xóa: ${e.toString()}"));
     }
   }
 
@@ -77,7 +77,7 @@ class PhieuBanHangBloc extends Bloc<PhieuBanHangEvent, PhieuBanHangState> {
     } catch (e) {
       emit(
         PhieuBanHangStateFailure(
-          "Lỗi cập nhật phiếu bán hàng: ${e.toString()}",
+          "- Lỗi cập nhật: Số lượng bán không hợp lệ",
         ),
       );
     }

lib/main.dart

@@ -2,6 +2,10 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:gemstore_frontend/config/http_client.dart';
 import 'package:gemstore_frontend/config/router.dart';
+import 'package:gemstore_frontend/features/adjust/bloc/tham_so_bloc.dart';
+import 'package:gemstore_frontend/features/adjust/bloc/tham_so_event.dart';
+import 'package:gemstore_frontend/features/adjust/tham_so_api.dart';
+import 'package:gemstore_frontend/features/adjust/tham_so_repository.dart';
 import 'package:gemstore_frontend/features/home/don_vi_tinh/bloc/don_vi_tinh_bloc.dart';
 import 'package:gemstore_frontend/features/home/don_vi_tinh/bloc/don_vi_tinh_event.dart';
 import 'package:gemstore_frontend/features/home/don_vi_tinh/don_vi_tinh_api.dart';
@@ -77,6 +81,9 @@ class MyApp extends StatelessWidget {
         RepositoryProvider(
           create: (context) => BaoCaoRepository(BaoCaoApi(dio)),
         ),
+        RepositoryProvider(
+          create: (context) => ThamSoRepository(ThamSoApi(dio)),
+        ),
       ],
       child: MultiBlocProvider(
         providers: [
@@ -118,6 +125,9 @@ class MyApp extends StatelessWidget {
           BlocProvider(
             create: (context) => BaoCaoBloc(context.read<BaoCaoRepository>()),
           ),
+          BlocProvider(
+            create: (context) => ThamSoBloc(context.read<ThamSoRepository>()),
+          ),
         ],
         child: AppContent(),
       ),
@@ -145,6 +155,7 @@ class _AppContentState extends State<AppContent> {
     context.read<PhieuDichVuBloc>().add(PhieuDichVuEventStart());
     context.read<SanPhamBloc>().add(SanPhamEventStart());
     context.read<BaoCaoBloc>().add(BaoCaoEventStart());
+    context.read<ThamSoBloc>().add(ThamSoEventStart());
   }
 
   @override

lib/models/tham_so.dart

@@ -0,0 +1,27 @@
+class ThamSo {
+  String tenThamSo;
+  int giaTri;
+
+  ThamSo({
+    required this.tenThamSo,
+    required this.giaTri,
+  });
+
+  factory ThamSo.fromJson(Map<String, dynamic> json) {
+    return ThamSo(
+      tenThamSo: json['tenThamSo'],
+      giaTri: json['giaTri'],
+    );
+  }
+
+  static List<ThamSo> fromJsonList(List<dynamic> jsonList) {
+    return jsonList.map((json) => ThamSo.fromJson(json as Map<String, dynamic>)).toList();
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'tenThamSo': tenThamSo,
+      'giaTri': giaTri,
+    };
+  }
+}

lib/screens/home/home_screen.dart

@@ -1,6 +1,9 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:gemstore_frontend/config/format.dart';
+import 'package:gemstore_frontend/features/adjust/bloc/tham_so_bloc.dart';
+import 'package:gemstore_frontend/features/adjust/bloc/tham_so_event.dart';
+import 'package:gemstore_frontend/features/adjust/bloc/tham_so_state.dart';
 import 'package:gemstore_frontend/features/home/don_vi_tinh/bloc/don_vi_tinh_bloc.dart';
 import 'package:gemstore_frontend/features/home/don_vi_tinh/bloc/don_vi_tinh_event.dart';
 import 'package:gemstore_frontend/features/home/don_vi_tinh/bloc/don_vi_tinh_state.dart';
@@ -33,6 +36,7 @@ import 'package:gemstore_frontend/models/phieu_ban_hang.dart';
 import 'package:gemstore_frontend/models/phieu_dich_vu.dart';
 import 'package:gemstore_frontend/models/phieu_mua_hang.dart';
 import 'package:gemstore_frontend/models/san_pham.dart';
+import 'package:gemstore_frontend/models/tham_so.dart';
 import 'package:gemstore_frontend/screens/home/view_list/bao_cao_screen.dart';
 import 'package:gemstore_frontend/screens/home/view_list/danh_sach_san_pham_screen.dart';
 import 'package:gemstore_frontend/screens/home/view_list/phieunhapxuat/phieu_ban_hang_screen.dart';
@@ -42,6 +46,7 @@ import 'package:gemstore_frontend/screens/home/view_list/quanlythongtin/don_vi_t
 import 'package:gemstore_frontend/screens/home/view_list/quanlythongtin/loai_dich_vu_screen.dart';
 import 'package:gemstore_frontend/screens/home/view_list/quanlythongtin/loai_san_pham_screen.dart';
 import 'package:gemstore_frontend/screens/home/view_list/quanlythongtin/nha_cung_cap_screen.dart';
+import 'package:gemstore_frontend/screens/home/view_list/tham_so_screen.dart';
 import 'package:gemstore_frontend/screens/reusable_widgets/error_dialog.dart';
 import 'package:go_router/go_router.dart';
 
@@ -71,6 +76,7 @@ class _HomeScreenState extends State<HomeScreen> {
   List<PhieuBanHang> _phieuBanHangs = [];
   List<PhieuDichVu> _phieuDichVus = [];
   List<SanPham> _sanPhams = [];
+  List<ThamSo> _thamSos = [];
 
   @override
   void initState() {
@@ -174,6 +180,17 @@ class _HomeScreenState extends State<HomeScreen> {
             }
           },
         ),
+        BlocListener<ThamSoBloc, ThamSoState>(
+          listener: (context, state) {
+            if (state is ThamSoStateLoaded) {
+              setState(() {
+                _thamSos = state.thamSoList;
+              });
+            } else if (state is ThamSoStateError) {
+              _handleError("Lỗi tham số: ${state.message}");
+            }
+          },
+        ),
       ],
       child: Scaffold(
         body: SafeArea(
@@ -318,6 +335,11 @@ class _HomeScreenState extends State<HomeScreen> {
 
                                   // Reports Section
                                   _buildMenuItemWithDot('Báo cáo', 'reports'),
+
+                                  const SizedBox(height: 16.0),
+
+                                  // Reports Section
+                                  _buildMenuItemWithDot('Điều chỉnh tham số', 'adjust_parameters'),
                                 ],
                               ),
                             ),
@@ -573,7 +595,7 @@ class _HomeScreenState extends State<HomeScreen> {
         return LoaiSanPhamScreen(data: _loaiSanPhams, 
           listDonViTinh: _donViTinhs);
       case 'service_type_management':
-        return LoaiDichVuScreen(data: _loaiDichVus);
+        return LoaiDichVuScreen(data: _loaiDichVus, thamSo: _thamSos);
       case 'sales_invoice':
         return PhieuBanHangScreen(
           data: _phieuBanHangs,
@@ -599,6 +621,8 @@ class _HomeScreenState extends State<HomeScreen> {
             _phieuBanHangs,
           )
         );
+      case 'adjust_parameters':
+        return ThamSoScreen(thamSoList: _thamSos);
       default:
         return Column(
           mainAxisAlignment: MainAxisAlignment.center,
@@ -626,5 +650,6 @@ class _HomeScreenState extends State<HomeScreen> {
     context.read<PhieuMuaHangBloc>().add(PhieuMuaHangEventGetAll());
     context.read<PhieuBanHangBloc>().add(PhieuBanHangEventGetAll());
     context.read<PhieuDichVuBloc>().add(PhieuDichVuEventGetAll());
+    context.read<ThamSoBloc>().add(ThamSoEventGetAll());
   }
 }

lib/screens/home/view_list/quanlythongtin/loai_dich_vu_screen.dart

@@ -4,20 +4,29 @@ import 'package:gemstore_frontend/features/home/loai_dich_vu/bloc/loai_dich_vu_b
 import 'package:gemstore_frontend/features/home/loai_dich_vu/bloc/loai_dich_vu_event.dart';
 import 'package:gemstore_frontend/features/home/loai_dich_vu/bloc/loai_dich_vu_state.dart';
 import 'package:gemstore_frontend/models/loai_dich_vu.dart';
+import 'package:gemstore_frontend/models/tham_so.dart';
 import 'package:gemstore_frontend/screens/reusable_widgets/format_column_data.dart';
 import 'package:gemstore_frontend/screens/reusable_widgets/qltt_create_dialog.dart';
 import 'package:gemstore_frontend/screens/reusable_widgets/reusable_table_widget.dart';
 
 class LoaiDichVuScreen extends StatefulWidget {
   final List<LoaiDichVu> data;
-  const LoaiDichVuScreen({super.key, required this.data});
+  final List<ThamSo> thamSo;
+
+  const LoaiDichVuScreen({super.key, required this.data, required this.thamSo});
 
   @override
   State<LoaiDichVuScreen> createState() => _LoaiDichVuScreenState();
 }
 
 class _LoaiDichVuScreenState extends State<LoaiDichVuScreen> {
-  final List<TableColumn> _columns = [
+  late List<TableColumn> _columns;
+  bool _isLoading = false;
+
+  @override
+  void initState() {
+    super.initState();
+    _columns = [
     TableColumn(
       key: 'id',
       header: 'Mã loại dịch vụ',
@@ -47,13 +56,11 @@ class _LoaiDichVuScreenState extends State<LoaiDichVuScreen> {
           (value) =>
               !(double.tryParse(value) == null || double.tryParse(value)! < 0),
       errorMessage: 'Phần trăm trả trước phải lớn hơn hoặc bằng 0',
+      defaultData: widget.thamSo
+          .firstWhere((thamSo) => thamSo.tenThamSo == 'TiLeTraTruocMacDinh')
+          .giaTri.toString(),
     ),
   ];
-  bool _isLoading = false;
-
-  @override
-  void initState() {
-    super.initState();
   }
 
   void _showAddLoaiDichVuDialog() {