Another fix.

BankYouBankrupt/BankYouBankruptBusinessLogic/BusinessLogics/AccountLogic.cs

@@ -68,35 +68,28 @@ namespace BankYouBankruptBusinessLogic.BusinessLogics
 		//метод, отвечающий за изменение баланса счёта
 		public bool ChangeBalance(AccountSearchModel? model, int sum)
 		{
-			try
+			//ищем счёт
+			var account = ReadElement(model);
+
+			if (account == null)
 			{
-				//ищем счёт
+				throw new ArgumentNullException("Счёт не найден", nameof(account));
-				var account = ReadElement(model);
-
-				if (account == null)
-				{
-					throw new ArgumentNullException("Счёт не найден", nameof(account));
-				}
-
-				//проверяем возможность операции снятия (sum может быть отрицательной)
-				if (sum + account.Balance < 0)
-				{
-					throw new ArgumentNullException("Операция невозможна. Недостаточно средств", nameof(account));
-				}
-
-				//обновляем балланс счёта
-				_accountStorage.Update(new AccountBindingModel
-				{
-					Id = account.Id,
-					Balance = account.Balance + sum
-				});
-
-				return true;
 			}
-			catch (Exception ex)
+
+			//проверяем возможность операции снятия (sum может быть отрицательной)
+			if (sum + account.Balance < 0)
 			{
-				return false;
+				throw new ArgumentNullException("Операция невозможна. Недостаточно средств", nameof(account));
 			}
+
+			//обновляем балланс счёта
+			_accountStorage.Update(new AccountBindingModel
+			{
+				Id = account.Id,
+				Balance = account.Balance + sum
+			});
+
+			return true;
 		}
 
 		public bool Create(AccountBindingModel model)

BankYouBankrupt/BankYouBankruptBusinessLogic/BusinessLogics/MoneyTransferLogic.cs

@@ -3,6 +3,7 @@ using BankYouBankruptContracts.BusinessLogicsContracts;
 using BankYouBankruptContracts.SearchModels;
 using BankYouBankruptContracts.StoragesContracts;
 using BankYouBankruptContracts.ViewModels;
+using BankYouBankruptDataModels.Enums;
 using Microsoft.Extensions.Logging;
 using System;
 using System.Collections.Generic;
@@ -18,10 +19,13 @@ namespace BankYouBankruptBusinessLogic.BusinessLogics
 
 		private readonly IMoneyTransferStorage _moneyTransferStorage;
 
-		public MoneyTransferLogic(ILogger<MoneyTransferLogic> logger, IMoneyTransferStorage moneyTransferStorage)
+		public readonly ICreditingStorage _creditingStorage;
+
+		public MoneyTransferLogic(ILogger<MoneyTransferLogic> logger, IMoneyTransferStorage moneyTransferStorage, ICreditingStorage creditingStorage)
 		{
 			_logger = logger;
 			_moneyTransferStorage = moneyTransferStorage;
+			_creditingStorage = creditingStorage;
 		}
 
 		public MoneyTransferViewModel? ReadElement(MoneyTransferSearchModel model)
@@ -78,6 +82,18 @@ namespace BankYouBankruptBusinessLogic.BusinessLogics
 				return false;
 			}
 
+			if (!model.CreditingId.HasValue)
+			{
+				throw new Exception();
+			}
+
+			_creditingStorage.Update(new CreditingBindingModel
+			{
+				Id = model.CreditingId.Value,
+				DateClose = DateTime.Now,
+				Status = StatusEnum.Закрыта
+			});
+
 			return true;
 		}
 

BankYouBankrupt/BankYouBankruptContracts/BindingModels/CreditingBindingModel.cs

@@ -20,6 +20,6 @@ namespace BankYouBankruptContracts.BindingModels
 
         public DateTime? DateClose { get; set; }
 
-        public StatusEnum Status { get; set; } = StatusEnum.Открыта;
+        public StatusEnum Status { get; set; }
     }
 }

BankYouBankrupt/BankYouBankruptDatabaseImplement/Implements/CreditingStorage.cs

@@ -34,6 +34,15 @@ namespace BankYouBankruptDatabaseImplement.Implements
 
             using var context = new BankYouBancruptDatabase();
 
+            if (model.Status.HasValue)
+            {
+				return context.Creditings
+					.Include(x => x.Card)
+                    .Where(x => x.Status == model.Status)
+					.Select(x => x.GetViewModel)
+					.ToList();
+			}
+
             return context.Creditings
 				    .Include(x => x.Card)
                     .Select(x => x.GetViewModel)
@@ -90,8 +99,11 @@ namespace BankYouBankruptDatabaseImplement.Implements
                 context.SaveChanges();
                 transaction.Commit();
 
-                return crediting.GetViewModel;
+                return context.Creditings
-            }
+					.Include(x => x.Card)
+					.FirstOrDefault(x => x.Id == model.Id)
+					?.GetViewModel;
+			}
             catch
             {
                 transaction.Rollback();

BankYouBankrupt/BankYouBankruptDatabaseImplement/Models/Crediting.cs

@@ -43,7 +43,9 @@ namespace BankYouBankruptDatabaseImplement.Models
             CardId = CardId,
             CardNumber = Card.Number,
             Sum = Sum,
-            DateOpen = DateOpen
+            DateOpen = DateOpen,
+            DateClose = DateClose,
+            Status = Status
         };
 
         public static Crediting Create(BankYouBancruptDatabase context, CreditingBindingModel model)

BankYouBankrupt/BankYouBankruptRestAPI/Controllers/AccountController.cs

@@ -187,11 +187,6 @@ namespace BankYouBankruptRestApi.Controllers
 			{
 				_moneyTransferLogic.Create(moneyTransfer);
 
-				_accountLogic.ChangeBalance(new AccountSearchModel
-				{
-					Id = moneyTransfer.AccountPayeeId
-				}, moneyTransfer.Sum);
-
 				//если нет отправителя, т. е. операция на перевод денег из нала в виртуал на карту
 				if (moneyTransfer.AccountSenderId.HasValue)
 				{
@@ -200,6 +195,11 @@ namespace BankYouBankruptRestApi.Controllers
 						Id = moneyTransfer.AccountSenderId
 					}, moneyTransfer.Sum * -1);
 				}
+
+				_accountLogic.ChangeBalance(new AccountSearchModel
+				{
+					Id = moneyTransfer.AccountPayeeId
+				}, moneyTransfer.Sum);
 			}
 			catch (Exception ex)
 			{