public async Task <Transaction> CreateAsync(CreateTransaction create, Action <CreateTransactionOptions>?setOpts = null)
{
var account = await _repo.GetAsync(create.AccountId, true);
var tran = new Calculator().CreateToTransaction(create);
var balance = tran.Amount switch
{
AmountIncomeCompleted am => account.Balance + am,
AmountOutcomeProcessing am when account.Balance < am => throw new WPayException(TransactionErrors.NotEnoughMoney, new Dictionary <string, string>()
{
{ "TransactionId", tran.Id.Value.Value.ToString() },
{ "AccountId", tran.AccountId.Value.Value.ToString() }
}),
AmountOutcomeProcessing am => account.Balance - am,
_ => throw new InvalidOperationException("Invalid amount")
};
account = new Account(account.Id, balance, account.Locked);
try
{
await _repo.UpdateAsync(account);
await _repo.CreateAsync(tran);
return(tran);
}
catch (TransactionUniqException)
{
var options = new CreateTransactionOptions();
setOpts?.Invoke(options);
if (options.FailOnExist)
{
var info = new Dictionary <string, string>()
{
["Id"] = create.Id.ToString()
};
throw new WPayException(TransactionErrors.AlreadyExist, info);
}
return(tran);
}
}
public static TransactionEvent From(Transaction transaction)
{
var(amountType, amountValue, amountCurrency) = transaction.Amount switch
{
AmountIncomeCompleted am => (_completedIncome, am.Amount.ToString(), am.Amount.Currency().Code()),
AmountOutcomeProcessing am => (_processingOutcome, am.Amount.ToString(), am.Amount.Currency().Code()),
AmountOutcomeCancelled am => (_cancelledOutcome, am.Amount.ToString(), am.Amount.Currency().Code()),
AmountOutcomeCompleted am => (_completedOutcome, am.Amount.ToString(), am.Amount.Currency().Code()),
_ => throw new Exception("Invalid amount")
};
return(new TransactionEvent
{
Id = transaction.Id.Value.Value,
AccountId = transaction.AccountId.Value.Value,
Label = transaction.Label.Value,
Metadata = transaction.Metadata.Value,
Description = transaction.Description.Value,
AmountType = amountType,
AmountCurrency = amountCurrency,
AmountValue = amountValue
});
}
}
