마스터 고객/제품/창고 테스트 및 UI 구현

lib/features/masters/vendor/presentation/controllers/vendor_controller.dart

@@ -0,0 +1,142 @@
+import 'package:flutter/foundation.dart';
+import 'package:superport_v2/core/common/models/paginated_result.dart';
+
+import '../../domain/entities/vendor.dart';
+import '../../domain/repositories/vendor_repository.dart';
+
+enum VendorStatusFilter { all, activeOnly, inactiveOnly }
+
+/// 벤더 화면 상태 컨트롤러
+///
+/// - 목록/검색/필터/페이지 상태를 관리한다.
+/// - 생성/수정/삭제/복구 요청을 래핑하여 UI에 알린다.
+class VendorController extends ChangeNotifier {
+  VendorController({required VendorRepository repository})
+    : _repository = repository;
+
+  final VendorRepository _repository;
+
+  PaginatedResult<Vendor>? _result;
+  bool _isLoading = false;
+  bool _isSubmitting = false;
+  String _query = '';
+  VendorStatusFilter _statusFilter = VendorStatusFilter.all;
+  String? _errorMessage;
+
+  PaginatedResult<Vendor>? get result => _result;
+  bool get isLoading => _isLoading;
+  bool get isSubmitting => _isSubmitting;
+  String get query => _query;
+  VendorStatusFilter get statusFilter => _statusFilter;
+  String? get errorMessage => _errorMessage;
+
+  /// 목록 갱신
+  Future<void> fetch({int page = 1}) async {
+    _isLoading = true;
+    _errorMessage = null;
+    notifyListeners();
+    try {
+      final isActive = switch (_statusFilter) {
+        VendorStatusFilter.all => null,
+        VendorStatusFilter.activeOnly => true,
+        VendorStatusFilter.inactiveOnly => false,
+      };
+      final response = await _repository.list(
+        page: page,
+        pageSize: _result?.pageSize ?? 20,
+        query: _query.isEmpty ? null : _query,
+        isActive: isActive,
+      );
+      _result = response;
+    } catch (e) {
+      _errorMessage = e.toString();
+    } finally {
+      _isLoading = false;
+      notifyListeners();
+    }
+  }
+
+  void updateQuery(String value) {
+    _query = value;
+    notifyListeners();
+  }
+
+  void updateStatusFilter(VendorStatusFilter filter) {
+    _statusFilter = filter;
+    notifyListeners();
+  }
+
+  /// 신규 등록
+  Future<Vendor?> create(VendorInput input) async {
+    _setSubmitting(true);
+    try {
+      final vendor = await _repository.create(input);
+      await fetch(page: 1);
+      return vendor;
+    } catch (e) {
+      _errorMessage = e.toString();
+      notifyListeners();
+      return null;
+    } finally {
+      _setSubmitting(false);
+    }
+  }
+
+  /// 수정
+  Future<Vendor?> update(int id, VendorInput input) async {
+    _setSubmitting(true);
+    try {
+      final vendor = await _repository.update(id, input);
+      await fetch(page: _result?.page ?? 1);
+      return vendor;
+    } catch (e) {
+      _errorMessage = e.toString();
+      notifyListeners();
+      return null;
+    } finally {
+      _setSubmitting(false);
+    }
+  }
+
+  /// 삭제 (소프트)
+  Future<bool> delete(int id) async {
+    _setSubmitting(true);
+    try {
+      await _repository.delete(id);
+      await fetch(page: _result?.page ?? 1);
+      return true;
+    } catch (e) {
+      _errorMessage = e.toString();
+      notifyListeners();
+      return false;
+    } finally {
+      _setSubmitting(false);
+    }
+  }
+
+  /// 복구
+  Future<Vendor?> restore(int id) async {
+    _setSubmitting(true);
+    try {
+      final vendor = await _repository.restore(id);
+      await fetch(page: _result?.page ?? 1);
+      return vendor;
+    } catch (e) {
+      _errorMessage = e.toString();
+      notifyListeners();
+      return null;
+    } finally {
+      _setSubmitting(false);
+    }
+  }
+
+  void clearError() {
+    _errorMessage = null;
+    notifyListeners();
+  }
+
+  void _setSubmitting(bool value) {
+    _isSubmitting = value;
+    notifyListeners();
+  }
+}