public async Task Consume(ConsumeAccountCommand command, CancellationToken cancellationToken = default)
{
try
{
await _accountsCommandHandler.ExecuteAsync(command, cancellationToken);
}
catch (Exception ex)
{ throw ex; }
}
public async Task ExecuteAsync(ConsumeAccountCommand command, CancellationToken cancellationToken = default)
{
try
{
// validate command
ValidateCommand(command);
// get any account type
var accounts = await _accountRepository.GetAsync(ac =>
ac.Company == command.Company &&
ac.CPF == command.CPF &&
ac.AccountId == command.AccountId);
if (!accounts.Any())
{
throw new InvalidOperationException("invalid account.");
}
// get the selected account
var account = accounts.Single();
// validate account for change
ValidateAccountForChange(account);
// consume from balance
account.Consume(command.Value, command.Location);
// update selected account
_accountRepository.Update(account);
await _accountRepository.SaveChangesAsync(cancellationToken);
// add the account transaction into the blockchain
await AddBlockToBlockchain(account);
}
catch (Exception ex)
{ throw ex; }
}