Добавлены методы в бизнес-логике для проверки и пополнения магазинов изделиями при переводе заказа в статус Готов

ConfectionaryBusinessLogic/OrderLogic.cs

@@ -12,10 +12,14 @@ namespace ConfectioneryBusinessLogic.BusinessLogics
     {
         private readonly ILogger _logger;
         private readonly IOrderStorage _orderStorage;
+        private readonly IPastryStorage _pastryStorage;
+        private readonly IShopLogic _shopLogic;
 
-        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage)
+        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, IPastryStorage pastryStorage, IShopLogic shopLogic)
         {
             _logger = logger;
+            _shopLogic = shopLogic;
+            _pastryStorage = pastryStorage;
             _orderStorage = orderStorage;
         }
 
@@ -96,6 +100,15 @@ namespace ConfectioneryBusinessLogic.BusinessLogics
                     $"Доступный статус: {(OrderStatus)((int)vmodel.Status + 1)}", 
                     nameof(vmodel));
             }
+            if (orderStatus == OrderStatus.Готов)
+            {
+                var vpastry = _pastryStorage.GetElement(new() { Id = vmodel.PastryId });
+
+                if (vpastry == null || !_shopLogic.AddPastriesInShops(vpastry, vmodel.Count)) 
+                {
+                    throw new Exception($"Не удалось заполнить магазины изделием '{vpastry?.PastryName ?? string.Empty}' из заказа {vmodel.Id}");
+                }
+            }
             model.Status = orderStatus;
             model.DateCreate = vmodel.DateCreate;
             if (model.DateImplement == null)

ConfectionaryBusinessLogic/ShopLogic.cs

@@ -168,5 +168,41 @@ namespace ConfectioneryBusinessLogic
             });
             return true;
         }
+
+
+        public int GetFreePlacesWithPastriesInShops(int countPastries)
+        {
+            // Сумма разностей между максимальный кол-вом изделий и суммой всех изделий в магазине
+            return _shopStorage.GetFullList()
+                .Select(x => x.MaxCountPastries - x.Pastries
+                    .Select(p => p.Value.Item2).Sum())
+                .Sum() - countPastries;
+        }
+
+        public bool AddPastriesInShops(IPastryModel pastry, int count)
+        {
+            var freePlaces = GetFreePlacesWithPastriesInShops(count);
+            if (freePlaces < 0)
+            {
+                _logger.LogInformation("AddPastriesInShops. Не удалось добавить изделия в магазины, поскольку они переполнены." +
+                    $"Освободите магазины на {-freePlaces} изделий");
+                return false;
+            }
+            foreach (var shop in _shopStorage.GetFullList())
+            {
+                var cnt = Math.Min(count, shop.MaxCountPastries - shop.Pastries.Select(x => x.Value.Item2).Sum());
+                if (!AddPastry(new() { Id = shop.Id }, pastry, cnt))
+                {
+                    _logger.LogWarning("При добавления изделий во все магазины произошла ошибка");
+                    return false;
+                }
+                count -= cnt;
+                if (count == 0)
+                {
+                    return true;
+                }
+            }
+            return true;
+        }
     }
 }

ConfectionaryFileImplement/Shop.cs

@@ -81,7 +81,6 @@ namespace ConfectioneryFileImplement
             Name = model.Name;
             Address = model.Address;
             DateOpening = model.DateOpening;
-            MaxCountPastries = model.MaxCountPastries;
             CountPastries = model.Pastries.ToDictionary(x => x.Key, x => x.Value.Item2);
             _cachedPastries = null;
         }

ConfectioneryContracts/BusinessLogicsContracts/IShopLogic.cs

@@ -13,5 +13,7 @@ namespace ConfectioneryContracts.BusinessLogicsContracts
         bool Update(ShopBindingModel model);
         bool Delete(ShopBindingModel model);
         bool AddPastry(ShopSearchModel model, IPastryModel pastry, int count);
+        int GetFreePlacesWithPastriesInShops(int countPastries);
+        bool AddPastriesInShops(IPastryModel pastry, int count);
     }
 }