82 lines
3.0 KiB
C#
82 lines
3.0 KiB
C#
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using demo_trade.Domain;
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using demo_trade.Models;
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using DynamicData;
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using ReactiveUI;
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using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Linq;
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using System.Reactive;
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using System.Text;
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using System.Threading.Tasks;
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namespace demo_trade.ViewModels
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{
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public class OrderManagerViewModel : ViewModelBase, IRoutableViewModel
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{
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OrderManagerUseCase _orderManagerUseCase;
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public string? UrlPathSegment { get; } = Guid.NewGuid().ToString();
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private ObservableCollection<OrderManager> _orders = new();
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private Dictionary<int, OrderChanged> _changedOrdes = new();
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private List<OrderManager> _dateSource = new();
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public ObservableCollection<OrderManager> Orders { get => _orders; set => this.RaiseAndSetIfChanged(ref _orders, value); }
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private int _selectedSortNumber = 0;
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public int SelectedSortNumber { get => _selectedSortNumber; set => this.RaiseAndSetIfChanged(ref _selectedSortNumber, value); }
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public IScreen HostScreen { get; }
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public ReactiveCommand<Unit, Unit> ConfirmChangeCommand { get; }
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public OrderManagerViewModel(IScreen screen, OrderManagerUseCase orderManagerUseCase)
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{
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_orderManagerUseCase = orderManagerUseCase;
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_dateSource = _orderManagerUseCase.GetOrders();
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this.WhenAnyValue(sort => sort.SelectedSortNumber).Subscribe(_ => DisplayList());
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ConfirmChangeCommand = ReactiveCommand.Create(() => {
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if (_changedOrdes.Values.Count == 0) return;
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_orderManagerUseCase.ChangeOrders(_changedOrdes.Values.ToList());
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});
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HostScreen = screen;
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}
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private void DisplayList() {
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var temp = _dateSource;
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if (SelectedSortNumber == 1)
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{
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temp = temp.OrderByDescending(it => it.OrderSumCost).ToList();
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}
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else if (SelectedSortNumber == 2) temp = temp.OrderBy(it => it.OrderSumCost).ToList();
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_orders.Clear();
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foreach (var order in temp)
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{
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_orders.Add(order);
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}
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}
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public void OrderDateChanged(int id, DateTimeOffset dateDelivery) {
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if (dateDelivery.DateTime <= DateTime.Now) return;
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if (_changedOrdes.ContainsKey(id)) {
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_changedOrdes[id].OrderDeliveryDate = DateOnly.FromDateTime(dateDelivery.DateTime);
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return;
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}
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_changedOrdes.Add(id, new OrderChanged { OrderDeliveryDate = DateOnly.FromDateTime(dateDelivery.DateTime), OrderId= id });
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}
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public void OrderStatusChanged(int id, int status)
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{
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if (status != 1) return;
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if (_changedOrdes.ContainsKey(id))
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{
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_changedOrdes[id].OrderStatus = "Завершен";
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return;
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}
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_changedOrdes.Add(id, new OrderChanged { OrderStatus = "Завершен", OrderId = id });
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}
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}
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}
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