private async Task ClaimPaymentAsync(IDepositNodesHandler deposit)
{
if (deposit.LatestPaymentClaim?.UnitsRange.To == deposit.PurchasedUnits - 1)
{
if (_logger.IsInfo)
{
_logger.Info($"Last receipt request for deposit: '{deposit.DepositId}' was already claimed.");
}
return;
}
var claimableReceipts = deposit.Receipts
.Where(r => !r.IsClaimed)
.OrderBy(r => r.Timestamp)
.ThenBy(r => r.Request.UnitsRange.To)
.ToArray();
DataDeliveryReceiptDetails latestClaimableReceipt = claimableReceipts.LastOrDefault(r => r.IsMerged) ??
claimableReceipts.FirstOrDefault(r =>
r.Request.UnitsRange.To == deposit.PurchasedUnits - 1);
if (latestClaimableReceipt is null)
{
if (_logger.IsWarn)
{
_logger.Warn($"Cannot claim a payment for deposit: '{deposit.DepositId}' - claimable receipt was not found.");
}
return;
}
if (latestClaimableReceipt.IsClaimed)
{
if (_logger.IsWarn)
{
_logger.Warn($"Cannot claim a payment for deposit: '{deposit.DepositId}' - receipt was already claimed, timestamp: {latestClaimableReceipt.Timestamp}.");
}
return;
}
DataDeliveryReceiptDetails?receipt = await _receiptRepository.GetAsync(latestClaimableReceipt.Id);
if (receipt == null)
{
throw new InvalidDataException($"Unable to make a claim for the receipt with ID: {latestClaimableReceipt.Id} - receipt missing");
}
receipt.Claim();
await _receiptRepository.UpdateAsync(receipt);
PaymentClaim?paymentClaim = await _paymentClaimProcessor.ProcessAsync(latestClaimableReceipt.Request,
latestClaimableReceipt.Receipt.Signature);
if (paymentClaim is null)
{
throw new InvalidDataException($"Unable to make a claim for the receipt with ID: {latestClaimableReceipt.Id} - claim processing failure");
}
latestClaimableReceipt.Claim();
deposit.AddReceipt(latestClaimableReceipt); // so the receipt become LatestReceipt
deposit.ClearReceipts();
deposit.SetLatestPaymentClaim(paymentClaim);
uint claimedUnits = deposit.UnclaimedUnits < paymentClaim.ClaimedUnits
? deposit.UnclaimedUnits
: paymentClaim.ClaimedUnits;
deposit.SubtractUnclaimedUnits(claimedUnits);
if (_logger.IsInfo)
{
_logger.Info($"Successfully claimed payment ({claimedUnits} units) for deposit: '{deposit.DepositId}'.");
}
}
