отрефакторен метод пополнения магазина

ConfectionaryBusinessLogic/ShopLogic.cs

@@ -140,24 +140,13 @@ namespace ConfectioneryBusinessLogic
             }
             _logger.LogInformation("AddPastryInShop find. Id:{Id}", element.Id);
 
-            var currentCountPasties = element.Pastries.Select(x => x.Value.Item2).Sum();
-            if (currentCountPasties + count > element.MaxCountPastries)
-            {
-                _logger.LogWarning("AddPastryInShop. The number of pastry {count} exceeds maximum {max}",
-                    currentCountPasties + count, element.MaxCountPastries);
-                return false;
-            }
-            if (element.Pastries.TryGetValue(pastry.Id, out var pair))
-            {
-                element.Pastries[pastry.Id] = (pastry, count + pair.Item2);
-            }
-            else
-            {
-                element.Pastries[pastry.Id] = (pastry, count);
-            }
+
+            var prevCount = element.Pastries.GetValueOrDefault(pastry.Id, (pastry, 0)).Item2;
+            element.Pastries[pastry.Id] = (pastry, prevCount + count);
             _logger.LogInformation(
                     "AddPastryInShop. Has been added {count} {pastry} in {ShopName}",
                     count, pastry.PastryName, element.Name);
+
             _shopStorage.Update(new()
             {
                 Id = element.Id,