public async Task <bool> UpdateAccounts(UpdateAccounts message)
{
bool areAccountsExist = await _accountNSBRepository
.CheckAccountsCorrectness(message.FromAccountId, message.ToAccountId);
if (areAccountsExist == false)
{
return(false);
}
bool isBalanceEnough = await _accountNSBRepository
.CheckBalance(message.FromAccountId, message.Amount);
if (isBalanceEnough == false)
{
return(false);
}
return(await _accountNSBRepository.UpdateAccounts(message));
}
public async Task <bool> UpdateAccounts(UpdateAccounts message)
{
try
{
var fromAccount = await _accountContext.Accounts
.FirstOrDefaultAsync(account => account.Id == message.FromAccountId);
fromAccount.Balance -= message.Amount;
var toAccount = await _accountContext.Accounts
.FirstOrDefaultAsync(account => account.Id == message.ToAccountId);
toAccount.Balance += message.Amount;
await _accountContext.SaveChangesAsync();
return(true);
}
catch
{
throw new SystemException();
}
}