2026-08-11 09:41:09 +03:00
5 changed files with 313 additions and 65 deletions
--- a/src/Elfisa.Avalonia/ViewModels/OrdersViewModel.cs
+++ b/src/Elfisa.Avalonia/ViewModels/OrdersViewModel.cs
@ -15,6 +15,8 @@ public sealed class OrderItemRow
    public decimal Qty { get; init; }
    public decimal Price { get; init; }
    public decimal Sum { get; init; }
+    public string? SupplierPriceId { get; init; }
+    public string? Barcode { get; init; }
 }

 public sealed class OrderSummary
@ -27,12 +29,16 @@ public sealed class OrderSummary
    public int ItemsCount { get; init; }
    public decimal Sum { get; init; }
    public ObservableCollection<OrderItemRow> Items { get; init; } = new();
+
+    public bool IsDraft { get; init; }
+    public string? DraftId { get; init; }
+    public string? LocationId { get; init; }
+    public string? Comment { get; init; }
 }

 /// <summary>
-/// Заказы: список + состав. Пока строится из /api/buyer/report (он работает);
-/// после деплоя фикса /api/buyer/orders можно перейти на «родной» эндпоинт
-/// (даст ещё PlacedAt, Comment, отмену/размещение).
+/// Заказы: локальные черновики (статус «Не отправлен») + серверные заказы (из /api/buyer/report).
+/// Черновик можно отправить (создать реальный заказ) или удалить.
 /// </summary>
 public partial class OrdersViewModel : ViewModelBase
 {
@ -57,11 +63,38 @@ public partial class OrdersViewModel : ViewModelBase
        try
        {
            Busy = true;
+            Orders.Clear();
+
+            // 1) Локальные черновики — вверху, статус «Не отправлен»
+            foreach (var d in DraftStore.All)
+            {
+                var items = new ObservableCollection<OrderItemRow>(
+                    d.Items.Select(i => new OrderItemRow
+                    {
+                        Name = i.Name, Qty = i.Qty, Price = i.Price, Sum = i.LineSum,
+                        SupplierPriceId = i.SupplierPriceId, Barcode = i.Barcode
+                    }));
+                Orders.Add(new OrderSummary
+                {
+                    Date = d.CreatedAt.ToString("dd.MM.yyyy"),
+                    Number = d.Number,
+                    Supplier = string.Join(", ", d.Items.Select(i => i.Supplier).Where(s => !string.IsNullOrWhiteSpace(s)).Distinct()),
+                    Location = d.LocationAddress ?? "",
+                    Status = "Не отправлен",
+                    ItemsCount = d.ItemsCount,
+                    Sum = d.Total,
+                    Items = items,
+                    IsDraft = true,
+                    DraftId = d.Id,
+                    LocationId = d.LocationId,
+                    Comment = d.Comment
+                });
+            }
+
+            // 2) Серверные заказы
            var to = DateTime.Today;
            var from = to.AddMonths(-24);
            var lines = await _api.GetBuyerReportAsync(from, to);
-
-            Orders.Clear();
            foreach (var g in lines.GroupBy(l => l.OrderId)
                         .OrderByDescending(x => x.First().OrderDate ?? DateTime.MinValue))
            {
@ -69,19 +102,14 @@ public partial class OrdersViewModel : ViewModelBase
                var items = new ObservableCollection<OrderItemRow>(
                    g.Select(l => new OrderItemRow
                    {
-                        Name = l.ItemName ?? "",
-                        Code = l.ItemCode ?? "",
-                        Qty = l.Qty,
-                        Price = l.UnitPrice,
-                        Sum = l.Sum
+                        Name = l.ItemName ?? "", Code = l.ItemCode ?? "",
+                        Qty = l.Qty, Price = l.UnitPrice, Sum = l.Sum
                    }));
-
                Orders.Add(new OrderSummary
                {
                    Date = f.OrderDate?.ToLocalTime().ToString("dd.MM.yyyy") ?? "",
                    Number = f.GlobalSign ?? "",
-                    Supplier = string.Join(", ", g.Select(x => x.Supplier)
-                        .Where(s => !string.IsNullOrWhiteSpace(s)).Distinct()),
+                    Supplier = string.Join(", ", g.Select(x => x.Supplier).Where(s => !string.IsNullOrWhiteSpace(s)).Distinct()),
                    Location = f.Location ?? "",
                    Status = f.Status ?? "",
                    ItemsCount = g.Count(),
@ -91,9 +119,46 @@ public partial class OrdersViewModel : ViewModelBase
            }

            SelectedOrder = Orders.FirstOrDefault();
-            if (Orders.Count == 0) Status = "Заказов за последние 2 года нет.";
        }
        catch (Exception ex) { Status = ex.Message; }
        finally { Busy = false; }
    }
+
+    [RelayCommand]
+    private async Task SendDraftAsync()
+    {
+        if (SelectedOrder is not { IsDraft: true } d) return;
+        Status = null;
+        try
+        {
+            Busy = true;
+            var req = new BuyerOrderCreateRequest
+            {
+                LocationId = d.LocationId,
+                Comment = d.Comment,
+                Items = d.Items.Select(i => new BuyerOrderItemReq
+                {
+                    SupplierPriceId = i.SupplierPriceId ?? "",
+                    Qty = (double)i.Qty,
+                    ItemName = i.Name,
+                    Barcode = i.Barcode
+                }).ToList()
+            };
+            var resp = await _api.CreateOrderAsync(req);
+            if (d.DraftId is { } id) DraftStore.Remove(id);
+            Status = $"✓ Заказ {resp.GlobalSign ?? resp.OrderId} отправлен ({resp.ItemsCount} поз., {resp.TotalAmount:N2}).";
+            await LoadAsync();
+        }
+        catch (Exception ex) { Status = "Ошибка отправки: " + ex.Message; }
+        finally { Busy = false; }
+    }
+
+    [RelayCommand]
+    private async Task DeleteDraftAsync()
+    {
+        if (SelectedOrder is not { IsDraft: true } d || d.DraftId is not { } id) return;
+        DraftStore.Remove(id);
+        await LoadAsync();
+        Status = "Черновик удалён.";
+    }
 }
--- a/src/Elfisa.Avalonia/ViewModels/PriceListViewModel.cs
+++ b/src/Elfisa.Avalonia/ViewModels/PriceListViewModel.cs
@ -1,5 +1,6 @@
 using System;
 using System.Collections.ObjectModel;
+using System.Linq;
 using System.Threading.Tasks;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;
@ -7,32 +8,57 @@ using Elfisa.Core;

 namespace Elfisa.Avalonia.ViewModels;

-/// <summary>Прайс-лист (сводный прайс) + добавление позиций в заказ (общая корзина).</summary>
+/// <summary>
+/// Прайс-лист + сборка заказа: слева каталог, справа «Мой заказ» (общая корзина).
+/// «Сохранить заказ» кладёт черновик в «Заказы» (статус «Не отправлен»).
+/// </summary>
 public partial class PriceListViewModel : ViewModelBase
 {
    private readonly ApiClient _api = new();
    private readonly CartService _cart = CartService.Instance;

    public ObservableCollection<PriceItem> Items { get; } = new();
+    public ObservableCollection<CartItem> Cart => _cart.Items;
+    public ObservableCollection<BuyerLocationDto> Locations { get; } = new();

    [ObservableProperty] private string _search = "";
    [ObservableProperty] private PriceItem? _selectedItem;
    [ObservableProperty] private decimal _qty = 1;
+    [ObservableProperty] private BuyerLocationDto? _selectedLocation;
+    [ObservableProperty] private string _comment = "";
    [ObservableProperty] private bool _busy;
    [ObservableProperty] private string? _status;
    [ObservableProperty] private int _total;
-    [ObservableProperty] private string _cartInfo = "";
+    [ObservableProperty] private decimal _cartTotal;

    public PriceListViewModel()
    {
        _api.SetToken(Session.Current.Token);
-        _cart.Changed += UpdateCartInfo;
-        UpdateCartInfo();
-        if (Session.Current.IsAuthenticated) _ = SearchAsync();
+        _cart.Changed += Recalc;
+        Recalc();
+        if (Session.Current.IsAuthenticated)
+        {
+            _ = SearchAsync();
+            _ = LoadLocationsAsync();
+        }
    }

-    private void UpdateCartInfo() =>
-        CartInfo = _cart.Count == 0 ? "Корзина пуста" : $"В заказе: {_cart.Count} поз. · {_cart.Total:N2}";
+    private void Recalc() => CartTotal = _cart.Total;
+
+    private async Task LoadLocationsAsync()
+    {
+        try
+        {
+            var locs = await _api.GetBuyerLocationsAsync();
+            Locations.Clear();
+            foreach (var l in locs) Locations.Add(l);
+            var savedId = SettingsStore.Current.DefaultLocationId;
+            SelectedLocation = Locations.FirstOrDefault(l => l.BuyerLocationId == savedId)
+                               ?? Locations.FirstOrDefault(l => l.IsDefault)
+                               ?? Locations.FirstOrDefault();
+        }
+        catch { }
+    }

    [RelayCommand]
    private async Task SearchAsync()
@ -45,8 +71,6 @@ public partial class PriceListViewModel : ViewModelBase
            Items.Clear();
            foreach (var it in resp.Summary ?? new()) Items.Add(it);
            Total = resp.TotalDrugs;
-            Status = $"Показано {Items.Count} из {Total} позиций"
-                     + (string.IsNullOrWhiteSpace(Search) ? "" : $" по запросу «{Search.Trim()}»");
        }
        catch (Exception ex) { Status = ex.Message; }
        finally { Busy = false; }
@ -56,8 +80,36 @@ public partial class PriceListViewModel : ViewModelBase
    private void AddToOrder()
    {
        if (SelectedItem is null) { Status = "Выберите позицию в списке."; return; }
-        var q = Qty <= 0 ? 1 : Qty;
-        _cart.Add(SelectedItem, q);
-        Status = $"Добавлено в заказ: {SelectedItem.DrugName} × {q:N0}";
+        _cart.Add(SelectedItem, Qty <= 0 ? 1 : Qty);
+        Status = null;
+    }
+
+    [RelayCommand]
+    private void RemoveFromCart(CartItem? item) => _cart.Remove(item!);
+
+    [RelayCommand]
+    private void SaveDraft()
+    {
+        if (_cart.Count == 0) { Status = "Заказ пуст — добавьте позиции."; return; }
+
+        var draft = new DraftOrder
+        {
+            LocationId = SelectedLocation?.BuyerLocationId,
+            LocationAddress = SelectedLocation?.Address,
+            Comment = string.IsNullOrWhiteSpace(Comment) ? null : Comment.Trim(),
+            Items = _cart.Items.Select(c => new DraftItem
+            {
+                SupplierPriceId = c.Source.SupplierPriceId ?? "",
+                Name = c.Name,
+                Supplier = c.Supplier,
+                Barcode = c.Source.Barcode,
+                Price = c.Price,
+                Qty = c.Qty
+            }).ToList()
+        };
+        var saved = DraftStore.Add(draft);
+        _cart.Clear();
+        Comment = "";
+        Status = $"Заказ сохранён как черновик {saved.Number} → раздел «Заказы» (не отправлен).";
    }
 }
--- a/src/Elfisa.Avalonia/Views/OrdersView.axaml
+++ b/src/Elfisa.Avalonia/Views/OrdersView.axaml
@ -43,14 +43,22 @@
                        <TextBlock Text="{Binding SelectedOrder.Location}" Classes="muted" TextWrapping="Wrap"/>
                    </StackPanel>

-                    <Border DockPanel.Dock="Bottom" Margin="0,12,0,0" Padding="0,10,0,0"
-                            BorderThickness="0,1,0,0" BorderBrush="{DynamicResource Border}">
-                        <Grid ColumnDefinitions="*,Auto">
-                            <TextBlock Grid.Column="0" Text="Итого" FontWeight="SemiBold" Foreground="{DynamicResource Text}"/>
-                            <TextBlock Grid.Column="1" Text="{Binding SelectedOrder.Sum, StringFormat='{}{0:N2}'}"
-                                       FontWeight="SemiBold" Foreground="{DynamicResource Accent}"/>
-                        </Grid>
-                    </Border>
+                    <StackPanel DockPanel.Dock="Bottom" Spacing="10" Margin="0,12,0,0">
+                        <Border Padding="0,10,0,0" BorderThickness="0,1,0,0" BorderBrush="{DynamicResource Border}">
+                            <Grid ColumnDefinitions="*,Auto">
+                                <TextBlock Grid.Column="0" Text="Итого" FontWeight="SemiBold" Foreground="{DynamicResource Text}"/>
+                                <TextBlock Grid.Column="1" Text="{Binding SelectedOrder.Sum, StringFormat='{}{0:N2}'}"
+                                           FontWeight="SemiBold" Foreground="{DynamicResource Accent}"/>
+                            </Grid>
+                        </Border>
+                        <!-- Действия для черновика (не отправленного заказа) -->
+                        <StackPanel Orientation="Horizontal" Spacing="10" IsVisible="{Binding SelectedOrder.IsDraft, FallbackValue=False}">
+                            <Button Classes="primary" Content="Отправить заказ" Command="{Binding SendDraftCommand}" IsEnabled="{Binding !Busy}"/>
+                            <Button Content="Удалить" Command="{Binding DeleteDraftCommand}"
+                                    Background="Transparent" Foreground="{DynamicResource Muted}"
+                                    BorderBrush="{DynamicResource Border}" BorderThickness="1" CornerRadius="8" Padding="16,9" Cursor="Hand"/>
+                        </StackPanel>
+                    </StackPanel>

                    <DataGrid ItemsSource="{Binding SelectedOrder.Items}" x:CompileBindings="False"
                              AutoGenerateColumns="False" IsReadOnly="True" HeadersVisibility="Column"
--- a/src/Elfisa.Avalonia/Views/PriceListView.axaml
+++ b/src/Elfisa.Avalonia/Views/PriceListView.axaml
@ -9,45 +9,91 @@
        <Grid DockPanel.Dock="Top" Margin="0,0,0,14">
            <StackPanel Spacing="2" VerticalAlignment="Center">
                <TextBlock Text="Прайс-лист" Classes="h1"/>
-                <TextBlock Text="Каталог доступных позиций и цены" Classes="muted"/>
+                <TextBlock Text="Каталог позиций — собери заказ и сохрани" Classes="muted"/>
            </StackPanel>
        </Grid>

-        <Border DockPanel.Dock="Top" Classes="card" Margin="0,0,0,12" Padding="16">
-            <StackPanel Orientation="Horizontal" Spacing="10">
-                <TextBox Text="{Binding Search}" Width="440"
-                         Watermark="поиск по наименованию (от 2 символов)…"/>
-                <Button Classes="primary" Content="Найти" Command="{Binding SearchCommand}" IsEnabled="{Binding !Busy}"/>
-            </StackPanel>
-        </Border>
-
        <Border DockPanel.Dock="Top" Margin="0,0,0,10" Padding="10,7" CornerRadius="6"
                Background="{DynamicResource AccentSoft}"
                IsVisible="{Binding Status, Converter={x:Static conv:ObjectConverters.IsNotNull}}">
-            <TextBlock Text="{Binding Status}" Foreground="{DynamicResource AccentPressed}" FontSize="12.5"/>
+            <TextBlock Text="{Binding Status}" Foreground="{DynamicResource AccentPressed}" TextWrapping="Wrap" FontSize="12.5"/>
        </Border>

-        <Border DockPanel.Dock="Bottom" Classes="card" Margin="0,10,0,0" Padding="14">
-            <StackPanel Orientation="Horizontal" Spacing="12" VerticalAlignment="Center">
-                <TextBlock Text="Кол-во" Classes="label"/>
-                <NumericUpDown Value="{Binding Qty}" Minimum="1" Maximum="100000" Increment="1" FormatString="0" Width="130"/>
-                <Button Classes="primary" Content="Добавить в заказ ▸" Command="{Binding AddToOrderCommand}"/>
-                <TextBlock Text="{Binding CartInfo}" Classes="muted" VerticalAlignment="Center" Margin="10,0,0,0"/>
-            </StackPanel>
-        </Border>
+        <Grid ColumnDefinitions="*,16,430">

-        <Border Classes="card" Padding="0" ClipToBounds="True">
-            <DataGrid ItemsSource="{Binding Items}" SelectedItem="{Binding SelectedItem}" x:CompileBindings="False"
-                      AutoGenerateColumns="False" IsReadOnly="True" HeadersVisibility="Column"
-                      CanUserResizeColumns="True" CanUserSortColumns="False">
-                <DataGrid.Columns>
-                    <DataGridTextColumn Header="Наименование" Width="*" Binding="{Binding DrugName}"/>
-                    <DataGridTextColumn Header="Форма" Width="150" Binding="{Binding CureForm}"/>
-                    <DataGridTextColumn Header="Производитель" Width="220" Binding="{Binding Manufacturer}"/>
-                    <DataGridTextColumn Header="Поставщик" Width="130" Binding="{Binding SupplierName}"/>
-                    <DataGridTextColumn Header="Цена" Width="110" Binding="{Binding Price, StringFormat='{}{0:N2}'}" CellStyleClasses="num"/>
-                </DataGrid.Columns>
-            </DataGrid>
-        </Border>
+            <!-- Каталог -->
+            <Border Grid.Column="0" Classes="card" Padding="0" ClipToBounds="True">
+                <DockPanel>
+                    <StackPanel DockPanel.Dock="Top" Orientation="Horizontal" Spacing="10" Margin="14">
+                        <TextBox Text="{Binding Search}" Width="330" Watermark="поиск по наименованию (от 2 символов)…"/>
+                        <Button Classes="primary" Content="Найти" Command="{Binding SearchCommand}" IsEnabled="{Binding !Busy}"/>
+                    </StackPanel>
+                    <Border DockPanel.Dock="Bottom" Margin="14" Padding="0">
+                        <StackPanel Orientation="Horizontal" Spacing="10" VerticalAlignment="Center">
+                            <TextBlock Text="Кол-во" Classes="label"/>
+                            <NumericUpDown Value="{Binding Qty}" Minimum="1" Maximum="100000" Increment="1" FormatString="0" Width="120"/>
+                            <Button Classes="primary" Content="Добавить в заказ ▸" Command="{Binding AddToOrderCommand}"/>
+                        </StackPanel>
+                    </Border>
+                    <DataGrid ItemsSource="{Binding Items}" SelectedItem="{Binding SelectedItem}" x:CompileBindings="False"
+                              AutoGenerateColumns="False" IsReadOnly="True" HeadersVisibility="Column"
+                              CanUserResizeColumns="True" CanUserSortColumns="False">
+                        <DataGrid.Columns>
+                            <DataGridTextColumn Header="Наименование" Width="*" Binding="{Binding DrugName}"/>
+                            <DataGridTextColumn Header="Производитель" Width="180" Binding="{Binding Manufacturer}"/>
+                            <DataGridTextColumn Header="Цена" Width="100" Binding="{Binding Price, StringFormat='{}{0:N2}'}" CellStyleClasses="num"/>
+                        </DataGrid.Columns>
+                    </DataGrid>
+                </DockPanel>
+            </Border>
+
+            <!-- Мой заказ -->
+            <Border Grid.Column="2" Classes="card" Padding="16">
+                <DockPanel>
+                    <TextBlock DockPanel.Dock="Top" Text="Мой заказ" Classes="h2" Margin="0,0,0,10"/>
+
+                    <StackPanel DockPanel.Dock="Bottom" Spacing="10" Margin="0,12,0,0">
+                        <StackPanel Spacing="5">
+                            <TextBlock Text="Грузополучатель" Classes="muted"/>
+                            <ComboBox ItemsSource="{Binding Locations}" SelectedItem="{Binding SelectedLocation}" HorizontalAlignment="Stretch"/>
+                        </StackPanel>
+                        <TextBox Text="{Binding Comment}" Watermark="комментарий (необязательно)"/>
+                        <Grid ColumnDefinitions="*,Auto">
+                            <TextBlock Grid.Column="0" Text="Итого" FontWeight="SemiBold" VerticalAlignment="Center" Foreground="{DynamicResource Text}"/>
+                            <TextBlock Grid.Column="1" Text="{Binding CartTotal, StringFormat='{}{0:N2}'}" FontWeight="Bold" FontSize="16" Foreground="{DynamicResource Accent}"/>
+                        </Grid>
+                        <Button Classes="primary" Content="Сохранить заказ" HorizontalAlignment="Stretch" Command="{Binding SaveDraftCommand}"/>
+                        <TextBlock Text="Черновик появится в «Заказы» со статусом «Не отправлен»." Classes="muted" TextWrapping="Wrap"/>
+                    </StackPanel>
+
+                    <ScrollViewer>
+                        <ItemsControl ItemsSource="{Binding Cart}" x:CompileBindings="False">
+                            <ItemsControl.ItemTemplate>
+                                <DataTemplate x:DataType="vm:CartItem">
+                                    <Border Padding="10" Margin="0,0,0,8" CornerRadius="9"
+                                            Background="{DynamicResource RowAlt}" BorderThickness="1" BorderBrush="{DynamicResource Border}">
+                                        <DockPanel>
+                                            <Button DockPanel.Dock="Right" Content="✕" Width="30" Height="30" Padding="0"
+                                                    VerticalAlignment="Top" Background="Transparent" Foreground="{DynamicResource Muted}" Cursor="Hand"
+                                                    Command="{Binding $parent[ItemsControl].DataContext.RemoveFromCartCommand}"
+                                                    CommandParameter="{Binding}"/>
+                                            <StackPanel Spacing="6">
+                                                <TextBlock Text="{Binding Name}" Foreground="{DynamicResource Text}" TextWrapping="Wrap" MaxLines="2" TextTrimming="CharacterEllipsis"/>
+                                                <TextBlock Text="{Binding Supplier}" Classes="muted"/>
+                                                <Grid ColumnDefinitions="Auto,*,Auto" VerticalAlignment="Center">
+                                                    <NumericUpDown Grid.Column="0" Value="{Binding Qty}" Minimum="1" Maximum="100000" Increment="1" FormatString="0" Width="120"/>
+                                                    <TextBlock Grid.Column="1" Text="{Binding Price, StringFormat='× {0:N2}'}" Classes="muted" VerticalAlignment="Center" Margin="10,0"/>
+                                                    <TextBlock Grid.Column="2" Text="{Binding LineSum, StringFormat='{}{0:N2}'}" FontWeight="SemiBold" Foreground="{DynamicResource Text}" VerticalAlignment="Center"/>
+                                                </Grid>
+                                            </StackPanel>
+                                        </DockPanel>
+                                    </Border>
+                                </DataTemplate>
+                            </ItemsControl.ItemTemplate>
+                        </ItemsControl>
+                    </ScrollViewer>
+                </DockPanel>
+            </Border>
+        </Grid>
    </DockPanel>
 </UserControl>
--- a/src/Elfisa.Core/DraftStore.cs
+++ b/src/Elfisa.Core/DraftStore.cs
@ -0,0 +1,77 @@
+using System.Text.Json;
+
+namespace Elfisa.Core;
+
+public sealed class DraftItem
+{
+    public string SupplierPriceId { get; set; } = "";
+    public string Name { get; set; } = "";
+    public string Supplier { get; set; } = "";
+    public string? Barcode { get; set; }
+    public decimal Price { get; set; }
+    public decimal Qty { get; set; } = 1;
+    public decimal LineSum => Price * Qty;
+}
+
+public sealed class DraftOrder
+{
+    public string Id { get; set; } = Guid.NewGuid().ToString();
+    public string Number { get; set; } = "";
+    public DateTime CreatedAt { get; set; } = DateTime.Now;
+    public string? LocationId { get; set; }
+    public string? LocationAddress { get; set; }
+    public string? Comment { get; set; }
+    public List<DraftItem> Items { get; set; } = new();
+    public decimal Total => Items.Sum(i => i.LineSum);
+    public int ItemsCount => Items.Count;
+}
+
+/// <summary>Локальные черновики заказов (%APPDATA%\ElfisaAvalonia\drafts.json).</summary>
+public static class DraftStore
+{
+    private sealed class Box { public int Seq { get; set; } public List<DraftOrder> Drafts { get; set; } = new(); }
+
+    private static readonly string Dir =
+        Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "ElfisaAvalonia");
+    private static readonly string File = Path.Combine(Dir, "drafts.json");
+
+    private static Box _box = Load();
+
+    public static IReadOnlyList<DraftOrder> All => _box.Drafts;
+
+    private static Box Load()
+    {
+        try
+        {
+            if (System.IO.File.Exists(File))
+                return JsonSerializer.Deserialize<Box>(System.IO.File.ReadAllText(File)) ?? new Box();
+        }
+        catch { }
+        return new Box();
+    }
+
+    private static void Save()
+    {
+        try
+        {
+            Directory.CreateDirectory(Dir);
+            System.IO.File.WriteAllText(File, JsonSerializer.Serialize(_box, new JsonSerializerOptions { WriteIndented = true }));
+        }
+        catch { }
+    }
+
+    public static DraftOrder Add(DraftOrder draft)
+    {
+        _box.Seq++;
+        draft.Number = $"ЧРН-{_box.Seq:0000}";
+        _box.Drafts.Insert(0, draft);
+        Save();
+        return draft;
+    }
+
+    public static void Remove(string id)
+    {
+        _box.Drafts.RemoveAll(d => d.Id == id);
+        Save();
+    }
+}