사용하지 않는 파일 정리 전 백업 (Phase 10 완료 후 상태)
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JiWoong Sul
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import 'package:flutter/material.dart';
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import 'package:get_it/get_it.dart';
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import '../../../data/models/equipment_history_dto.dart';
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import '../../../domain/usecases/equipment_history_usecase.dart';
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import '../../../utils/constants.dart';
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class EquipmentHistoryController extends ChangeNotifier {
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final EquipmentHistoryUseCase _useCase;
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EquipmentHistoryController({
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EquipmentHistoryUseCase? useCase,
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}) : _useCase = useCase ?? GetIt.instance<EquipmentHistoryUseCase>();
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// 상태 변수 (백엔드 스키마 기반)
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List<EquipmentHistoryDto> _historyList = [];
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bool _isLoading = false;
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String? _error;
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// 페이지네이션
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int _currentPage = 1;
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int _pageSize = PaginationConstants.defaultPageSize;
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int _totalCount = 0;
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// 필터 (백엔드 실제 필드만)
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String _searchQuery = '';
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String? _transactionType;
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int? _warehouseId;
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int? _equipmentId;
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DateTime? _startDate;
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DateTime? _endDate;
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// Getters (백엔드 실제 데이터만)
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List<EquipmentHistoryDto> get historyList => _historyList;
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bool get isLoading => _isLoading;
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String? get error => _error;
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int get currentPage => _currentPage;
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int get totalPages => (_totalCount / _pageSize).ceil();
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int get totalCount => _totalCount;
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String get searchQuery => _searchQuery;
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// 간단한 통계 (백엔드 실제 데이터 기반)
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int get totalTransactions => _historyList.length;
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int get totalInQuantity => _historyList
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.where((item) => item.transactionType == 'I')
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.fold(0, (sum, item) => sum + item.quantity);
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int get totalOutQuantity => _historyList
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.where((item) => item.transactionType == 'O')
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.fold(0, (sum, item) => sum + item.quantity);
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// 재고 이력 조회
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Future<void> loadHistory({bool refresh = false}) async {
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if (refresh) {
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_currentPage = 1;
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_historyList.clear();
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}
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_isLoading = true;
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_error = null;
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notifyListeners();
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try {
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final result = await _useCase.getEquipmentHistories(
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page: _currentPage,
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pageSize: _pageSize,
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transactionType: _transactionType,
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warehousesId: _warehouseId,
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equipmentsId: _equipmentId,
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startDate: _startDate?.toIso8601String(),
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endDate: _endDate?.toIso8601String(),
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);
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// result는 EquipmentHistoryListResponse 타입으로 Either가 아님
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if (refresh) {
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_historyList = result.items;
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} else {
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_historyList.addAll(result.items);
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}
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_totalCount = result.totalCount;
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} catch (e) {
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_error = e.toString();
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} finally {
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_isLoading = false;
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notifyListeners();
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}
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}
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// 백엔드 스키마 기반 단순 재고 조회 (EquipmentHistoryDto 기반)
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// 특정 장비의 현재 재고량 계산 (입고량 - 출고량)
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int calculateEquipmentStock(int equipmentId) {
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final equipmentHistories = _historyList.where((h) => h.equipmentsId == equipmentId);
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int totalIn = equipmentHistories
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.where((h) => h.transactionType == 'I')
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.fold(0, (sum, h) => sum + h.quantity);
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int totalOut = equipmentHistories
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.where((h) => h.transactionType == 'O')
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.fold(0, (sum, h) => sum + h.quantity);
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return totalIn - totalOut;
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}
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// 백엔드 스키마 기반 단순 필터링
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void setFilters({
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String? transactionType,
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int? warehouseId,
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int? equipmentId,
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DateTime? startDate,
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DateTime? endDate,
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String? searchQuery,
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}) {
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_transactionType = transactionType;
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_warehouseId = warehouseId;
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_equipmentId = equipmentId;
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_startDate = startDate;
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_endDate = endDate;
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if (searchQuery != null) _searchQuery = searchQuery;
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_currentPage = 1;
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loadHistory(refresh: true);
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}
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void clearFilters() {
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_transactionType = null;
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_warehouseId = null;
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_equipmentId = null;
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_startDate = null;
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_endDate = null;
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_searchQuery = '';
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_currentPage = 1;
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loadHistory(refresh: true);
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}
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// 백엔드 스키마 기반 단순 통계
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Map<String, int> getStockSummary() {
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int totalIn = _historyList
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.where((h) => h.transactionType == 'I')
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.fold(0, (sum, h) => sum + h.quantity);
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int totalOut = _historyList
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.where((h) => h.transactionType == 'O')
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.fold(0, (sum, h) => sum + h.quantity);
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return {
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'totalStock': totalIn - totalOut,
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'totalIn': totalIn,
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'totalOut': totalOut,
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};
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}
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// 입고 처리 (백엔드 스키마 기반)
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Future<bool> createStockIn({
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required int equipmentsId,
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required int warehousesId,
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required int quantity,
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DateTime? transactedAt,
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String? remark,
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}) async {
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_isLoading = true;
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_error = null;
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notifyListeners();
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try {
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final request = EquipmentHistoryRequestDto(
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equipmentsId: equipmentsId,
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warehousesId: warehousesId,
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transactionType: 'I', // 입고
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quantity: quantity,
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transactedAt: transactedAt ?? DateTime.now(),
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remark: remark,
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);
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await _useCase.createEquipmentHistory(request);
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await loadHistory(refresh: true);
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return true;
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} catch (e) {
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_error = e.toString();
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return false;
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} finally {
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_isLoading = false;
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notifyListeners();
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}
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}
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// 출고 처리 (백엔드 스키마 기반)
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Future<bool> createStockOut({
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required int equipmentsId,
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required int warehousesId,
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required int quantity,
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DateTime? transactedAt,
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String? remark,
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}) async {
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_isLoading = true;
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_error = null;
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notifyListeners();
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try {
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final request = EquipmentHistoryRequestDto(
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equipmentsId: equipmentsId,
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warehousesId: warehousesId,
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transactionType: 'O', // 출고
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quantity: quantity,
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transactedAt: transactedAt ?? DateTime.now(),
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remark: remark,
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);
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await _useCase.createEquipmentHistory(request);
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await loadHistory(refresh: true);
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return true;
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} catch (e) {
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_error = e.toString();
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return false;
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} finally {
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_isLoading = false;
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notifyListeners();
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}
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}
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// createHistory 메서드 (별칭)
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Future<bool> createHistory(EquipmentHistoryRequestDto request) async {
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_isLoading = true;
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_error = null;
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notifyListeners();
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try {
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await _useCase.createEquipmentHistory(request);
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await loadHistory(refresh: true);
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return true;
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} catch (e) {
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_error = e.toString();
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return false;
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} finally {
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_isLoading = false;
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notifyListeners();
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}
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}
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// searchEquipmentHistories 메서드
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Future<List<EquipmentHistoryDto>> searchEquipmentHistories({
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String? query,
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String? transactionType,
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int? equipmentId,
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int? warehouseId,
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}) async {
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try {
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final result = await _useCase.getEquipmentHistories(
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page: 1,
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pageSize: 100,
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transactionType: transactionType,
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equipmentsId: equipmentId,
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warehousesId: warehouseId,
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);
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List<EquipmentHistoryDto> histories = result.items;
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// 간단한 텍스트 검색 (remark 필드 기반)
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if (query != null && query.isNotEmpty) {
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histories = histories.where((h) =>
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h.remark?.toLowerCase().contains(query.toLowerCase()) ?? false
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).toList();
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}
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return histories;
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} catch (e) {
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_error = e.toString();
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notifyListeners();
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return [];
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}
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}
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// setSearchQuery 메서드
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void setSearchQuery(String query) {
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_searchQuery = query;
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setFilters(searchQuery: query);
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}
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// loadInventoryStatus 메서드 (단순 재고 상태 로드)
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Future<void> loadInventoryStatus() async {
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await loadHistory(refresh: true);
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}
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// loadWarehouseStock 메서드 (창고별 재고 로드)
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Future<void> loadWarehouseStock({int? warehouseId}) async {
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setFilters(warehouseId: warehouseId);
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}
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// getAvailableStock 메서드
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Future<int> getAvailableStock(int equipmentId, {int? warehouseId}) async {
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try {
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final result = await _useCase.getEquipmentHistories(
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page: 1,
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pageSize: 1000,
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equipmentsId: equipmentId,
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warehousesId: warehouseId,
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);
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int totalIn = result.items
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.where((h) => h.transactionType == 'I')
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.fold(0, (sum, h) => sum + h.quantity);
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int totalOut = result.items
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.where((h) => h.transactionType == 'O')
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.fold(0, (sum, h) => sum + h.quantity);
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return totalIn - totalOut;
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} catch (e) {
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return 0;
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}
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}
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// getAvailableEquipments 메서드 (사용 가능한 장비 목록)
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Future<List<int>> getAvailableEquipments({int? warehouseId}) async {
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try {
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final result = await _useCase.getEquipmentHistories(
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page: 1,
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pageSize: 1000,
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warehousesId: warehouseId,
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);
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// 재고가 있는 장비 ID들만 반환
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Map<int, int> stockMap = {};
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for (var history in result.items) {
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stockMap[history.equipmentsId] = (stockMap[history.equipmentsId] ?? 0) +
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(history.transactionType == 'I' ? history.quantity : -history.quantity);
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}
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return stockMap.entries
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.where((entry) => entry.value > 0)
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.map((entry) => entry.key)
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.toList();
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} catch (e) {
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return [];
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}
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}
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// 페이지네이션 메서드들
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Future<void> previousPage() async {
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if (_currentPage > 1) {
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_currentPage--;
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await loadHistory();
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}
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}
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Future<void> nextPage() async {
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if (_currentPage < totalPages) {
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_currentPage++;
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await loadHistory();
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}
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}
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// 에러 클리어
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void clearError() {
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_error = null;
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notifyListeners();
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}
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@override
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void dispose() {
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_historyList.clear();
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super.dispose();
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}
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}
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