public static BoolResultDto ExternalTransfer(AccountActionDto accountAction)
{
var result = new BoolResultDto();
using (var connection = DbContext.SimpleDbConnection())
{
connection.Open();
var queryBalance = "select Balance from BankAccounts where BankAccountNumber = @BankId";
var queryBalanceResult = connection.Query <int>(queryBalance, new { BankId = accountAction.SourceBankNumber });
if (queryBalanceResult.First() > accountAction.Amount && accountAction.Amount != 0)
{
using (var transactionScope = connection.BeginTransaction())
{
var data = Newtonsoft.Json.JsonConvert.SerializeObject(accountAction);
HttpClient client = new HttpClient();
client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Basic", Convert.ToBase64String(Encoding.ASCII.GetBytes(string.Format("{0}:{1}", ConfigurationManager.AppSettings["BasicAuthenticationUserName"], ConfigurationManager.AppSettings["BasicAuthenticationPassword"]))));
var content = new StringContent(data, Encoding.UTF8, "application/json");
HttpResponseMessage response = client.PostAsync(accountAction.Url, content).Result;
if (!response.IsSuccessStatusCode)
{
throw new Exception(response.ReasonPhrase);
}
else
{
var query = "update BankAccounts set Balance = (Balance - @amount) where BankAccountNumber = @bankId;select BankAccountId from BankAccounts where BankAccountNumber = @bankId";
var insertAction = "insert into AccountActions values(null,@actionType, @title, @sourceName, @destName, @sourceNumber, @destNumber, @amount);select last_insert_rowid()";
var insertHistory = "insert into BankAccountHistory values(null,@actionId, @bankId, (select Balance from BankAccounts where BankAccountNumber = @bankNumber), @date);select last_insert_rowid()";
var updateResult = connection.Execute(query, new { bankId = accountAction.DestinationBankNumber, amount = accountAction.Amount });
var insertActionResult = connection.Query <int>(insertAction, new
{
actionType = (int)accountAction.ActionType,
title = accountAction.Title,
sourceName = accountAction.SourceName,
destName = accountAction.DestinationName,
sourceNumber = accountAction.SourceBankNumber,
destNumber = accountAction.DestinationBankNumber,
amount = accountAction.Amount
}).AsList();
var insertSelfHistory = connection.Query <int>(insertHistory, new { actionId = insertActionResult.First(), bankId = query.First(), bankNumber = accountAction.DestinationBankNumber, date = DateTime.Now });
if (insertSelfHistory.First() != 0)
{
transactionScope.Commit();
result.SetSuccess(true);
}
else
{
transactionScope.Rollback();
}
}
}
connection.Close();
return(result);
}
else
{
result.SetErrors("Invalid value");
return(result);
}
}
}
public BoolResultDto Deposit(AccountActionDto action)
{
var result = new BoolResultDto();
try
{
if (Validation.ValidateNrb(action.DestinationBankNumber))
{
action.ActionType = BSRBankingDataContract.Enums.eActionType.Deposit;
var transferResult = BankAccount.Deposit(action);
if (transferResult.Success())
{
result = transferResult;
}
}
else
{
result.SetErrors("Account number is invalid");
}
}
catch (Exception ex)
{
result.SetErrors(ex);
}
return(result);
}
public BoolResultDto Transfer(AccountActionDto accountAction)
{
var result = new BoolResultDto();
try
{
if (Validation.ValidateNrb(accountAction.DestinationBankNumber))
{
var transferType = BankAccount.CheckTransferType(accountAction.DestinationBankNumber);
if (transferType.Success() && transferType.Data == eActionType.InternalTransfer)
{
accountAction.ActionType = eActionType.InternalTransfer;
var transferResult = BankAccount.InternalTransfer(accountAction);
if (transferResult.Success())
{
result.SetSuccess(transferResult.Data);
}
else
{
result.SetErrors(transferResult.Result.ExceptionMessage);
}
}
else if (transferType.Success() && transferType.Data == eActionType.ExternalTranser)
{
var externalValidation = BankAccount.CheckExternalAccount(accountAction.DestinationBankNumber);
if (externalValidation.Success())
{
accountAction.Url = externalValidation.Data;
accountAction.ActionType = eActionType.ExternalTranser;
var transferResult = BankAccount.ExternalTransfer(accountAction);
if (transferResult.Success())
{
result.SetSuccess(transferResult.Data);
}
else
{
result.SetErrors(transferResult.Result.ExceptionMessage);
}
}
else
{
result.SetErrors(externalValidation.Result.ExceptionMessage);
}
}
}
else
{
result.SetErrors("Account number is invalid");
}
}
catch (Exception ex)
{
result.SetErrors(ex);
}
return(result);
}
public static BoolResultDto InternalTransfer(AccountActionDto accountAction)
{
using (var connection = DbContext.SimpleDbConnection())
{
var result = new BoolResultDto();
connection.Open();
var queryBalance = "select Balance from BankAccounts where BankAccountNumber = @BankId";
var queryBalanceResult = connection.Query <int>(queryBalance, new { BankId = accountAction.SourceBankNumber });
if (queryBalanceResult.First() > accountAction.Amount && accountAction.Amount != 0)
{
using (var transactionScope = connection.BeginTransaction())
{
var querySelf = "update BankAccounts set Balance = (Balance - @amount) where BankAccountNumber = @bankId;select BankAccountId from BankAccounts where BankAccountNumber = @bankId";
var queryDest = "update BankAccounts set Balance = (Balance + @amount) where BankAccountNumber = @bankId;select BankAccountId from BankAccounts where BankAccountNumber = @bankId";
var insertAction = "insert into AccountActions values(null,@actionType, @title, @sourceName, @destName, @sourceNumber, @destNumber, @amount);select last_insert_rowid()";
var insertHistory = "insert into BankAccountHistory values(null,@actionId, @bankId, (select Balance from BankAccounts where BankAccountNumber = @bankNumber), @date);select last_insert_rowid()";
var updateSelfResult = connection.Query <int>(querySelf, new { bankId = accountAction.SourceBankNumber, amount = accountAction.Amount });
var updateDestResult = connection.Query <int>(queryDest, new { bankId = accountAction.DestinationBankNumber, amount = accountAction.Amount });
var insertActionResult = connection.Query <int>(insertAction, new
{
actionType = (int)accountAction.ActionType,
title = accountAction.Title,
sourceName = accountAction.SourceName,
destName = accountAction.DestinationName,
sourceNumber = accountAction.SourceBankNumber,
destNumber = accountAction.DestinationBankNumber,
amount = accountAction.Amount
}).AsList();
var insertSelfHistory = connection.Query <int>(insertHistory, new { actionId = insertActionResult.First(), bankId = updateSelfResult.First(), bankNumber = accountAction.SourceBankNumber, date = DateTime.Now });
var insertDestHistory = connection.Query <int>(insertHistory, new { actionId = insertActionResult.First(), bankId = updateDestResult.First(), bankNumber = accountAction.DestinationBankNumber, date = DateTime.Now });
if (insertDestHistory.First() != 0 && insertSelfHistory.First() != 0)
{
transactionScope.Commit();
result.SetSuccess(true);
}
else
{
transactionScope.Rollback();
result.SetErrors("");
}
connection.Close();
return(result);
}
}
else
{
result.SetErrors("Invalid amount");
return(result);
}
}
}
public IHttpActionResult Post(string accountNumber, [FromBody] object input)
{
try
{
AccountActionDto dto = JsonConvert.DeserializeObject <AccountActionDto>(input.ToString());
dto.DestinationBankNumber = accountNumber;
dto.ActionType = eActionType.ExternalTranser;
var validationResult = Validation.ValidateNrb(accountNumber);
var validateSource = Validation.ValidateNrb(dto.SourceBankNumber);
if (!(validationResult && validateSource))
{
var error = new ErrorModel("Account number invalid", "AccountNumber");
return(BadRequest(JsonConvert.SerializeObject(error)));
}
if (dto.DestinationName == null || dto.DestinationName == string.Empty)
{
var error = new ErrorModel("Destination name cannot be empty", "DestinationName");
return(BadRequest(JsonConvert.SerializeObject(error)));
}
if (dto.SourceName == null || dto.SourceName == string.Empty)
{
var error = new ErrorModel("Source name cannot be empty", "SourceName");
return(BadRequest(JsonConvert.SerializeObject(error)));
}
if (dto.Amount < 0)
{
var error = new ErrorModel("Amount cannot be lower than 0", "Amount");
return(BadRequest(JsonConvert.SerializeObject(error)));
}
if (dto.Title == null || dto.Title == string.Empty)
{
var error = new ErrorModel("Title cannot be empty", "Title");
return(BadRequest(JsonConvert.SerializeObject(error)));
}
var result = BankAccount.ReceiveTransfer(dto);
if (result.Success())
{
return(Created <AccountActionDto>("", null));
}
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
return(BadRequest("Unexpected error"));
}