public async Task <Transaction> UpdateAsync(UpdateTransaction update, Action <UpdateTransactionOptions>?setOpts = null)
{
var tran = await _repo.GetAsync(update.Id, true);
if (tran.Amount is AmountIncomeCompleted || tran.Amount is AmountOutcomeCompleted)
{
var options = new UpdateTransactionOptions();
setOpts?.Invoke(options);
if (options.FailOnUpdateDone)
{
throw new WPayException(TransactionErrors.AlreadyCompleted);
}
return(tran);
}
var mergedTran = new Calculator().UpdateToTransaction(tran, update);
var account = await _repo.GetAsync(tran.AccountId, true);
var balance = mergedTran.Amount switch
{
AmountOutcomeCompleted _ => account.Balance,
AmountOutcomeCancelled am => account.Balance + am,
_ => throw new InvalidOperationException("Invalid state")
};
account = new Account(account.Id, balance, account.Locked);
try
{
await _repo.UpdateAsync(account);
await _repo.UpdateAsync(mergedTran.Id, mergedTran.Amount, mergedTran.Metadata, mergedTran.Description, mergedTran.UpdatedOn);
return(mergedTran);
}
catch (TransactionNotFoundException)
{
var info = new Dictionary <string, string>()
{
["Id"] = update.Id.ToString()
};
throw new WPayException(TransactionErrors.NotExist, info);
}
}
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
});
}
}
