public async Task <IActionResult> ClaimPullPayment(string pullPaymentId, ViewPullPaymentModel vm)
{
using var ctx = _dbContextFactory.CreateContext();
var pp = await ctx.PullPayments.FindAsync(pullPaymentId);
if (pp is null)
{
ModelState.AddModelError(nameof(pullPaymentId), "This pull payment does not exists");
}
var ppBlob = pp.GetBlob();
var network = _networkProvider.GetNetwork <BTCPayNetwork>(ppBlob.SupportedPaymentMethods.Single().CryptoCode);
var paymentMethodId = ppBlob.SupportedPaymentMethods.Single();
var payoutHandler = _payoutHandlers.FirstOrDefault(handler => handler.CanHandle(paymentMethodId));
IClaimDestination destination = await payoutHandler?.ParseClaimDestination(paymentMethodId, vm.Destination);
if (destination is null)
{
ModelState.AddModelError(nameof(vm.Destination), $"Invalid destination");
}
if (!ModelState.IsValid)
{
return(await ViewPullPayment(pullPaymentId));
}
var result = await _pullPaymentHostedService.Claim(new ClaimRequest()
{
Destination = destination,
PullPaymentId = pullPaymentId,
Value = vm.ClaimedAmount,
PaymentMethodId = new PaymentMethodId(network.CryptoCode, PaymentTypes.BTCLike)
});
if (result.Result != ClaimRequest.ClaimResult.Ok)
{
if (result.Result == ClaimRequest.ClaimResult.AmountTooLow)
{
ModelState.AddModelError(nameof(vm.ClaimedAmount), ClaimRequest.GetErrorMessage(result.Result));
}
else
{
ModelState.AddModelError(string.Empty, ClaimRequest.GetErrorMessage(result.Result));
}
return(await ViewPullPayment(pullPaymentId));
}
else
{
TempData.SetStatusMessageModel(new StatusMessageModel()
{
Message = $"Your claim request of {_currencyNameTable.DisplayFormatCurrency(vm.ClaimedAmount, ppBlob.Currency)} to {vm.Destination} has been submitted and is awaiting approval.",
Severity = StatusMessageModel.StatusSeverity.Success
});
}
return(RedirectToAction(nameof(ViewPullPayment), new { pullPaymentId = pullPaymentId }));
}
public async Task <IActionResult> CreatePayout(string pullPaymentId, CreatePayoutRequest request)
{
if (request is null)
{
return(NotFound());
}
if (!PaymentMethodId.TryParse(request?.PaymentMethod, out var paymentMethodId))
{
ModelState.AddModelError(nameof(request.PaymentMethod), "Invalid payment method");
return(this.CreateValidationError(ModelState));
}
var payoutHandler = _payoutHandlers.FirstOrDefault(handler => handler.CanHandle(paymentMethodId));
if (payoutHandler is null)
{
ModelState.AddModelError(nameof(request.PaymentMethod), "Invalid payment method");
return(this.CreateValidationError(ModelState));
}
await using var ctx = _dbContextFactory.CreateContext();
var pp = await ctx.PullPayments.FindAsync(pullPaymentId);
if (pp is null)
{
return(PullPaymentNotFound());
}
var ppBlob = pp.GetBlob();
IClaimDestination destination = await payoutHandler.ParseClaimDestination(paymentMethodId, request.Destination);
if (destination is null)
{
ModelState.AddModelError(nameof(request.Destination), "The destination must be an address or a BIP21 URI");
return(this.CreateValidationError(ModelState));
}
if (request.Amount is decimal v && (v < ppBlob.MinimumClaim || v == 0.0m))
{
ModelState.AddModelError(nameof(request.Amount), $"Amount too small (should be at least {ppBlob.MinimumClaim})");
return(this.CreateValidationError(ModelState));
}
var cd = _currencyNameTable.GetCurrencyData(pp.GetBlob().Currency, false);
var result = await _pullPaymentService.Claim(new ClaimRequest()
{
Destination = destination,
PullPaymentId = pullPaymentId,
Value = request.Amount,
PaymentMethodId = paymentMethodId
});
switch (result.Result)
{
case ClaimRequest.ClaimResult.Ok:
break;
case ClaimRequest.ClaimResult.Duplicate:
return(this.CreateAPIError("duplicate-destination", ClaimRequest.GetErrorMessage(result.Result)));
case ClaimRequest.ClaimResult.Expired:
return(this.CreateAPIError("expired", ClaimRequest.GetErrorMessage(result.Result)));
case ClaimRequest.ClaimResult.NotStarted:
return(this.CreateAPIError("not-started", ClaimRequest.GetErrorMessage(result.Result)));
case ClaimRequest.ClaimResult.Archived:
return(this.CreateAPIError("archived", ClaimRequest.GetErrorMessage(result.Result)));
case ClaimRequest.ClaimResult.Overdraft:
return(this.CreateAPIError("overdraft", ClaimRequest.GetErrorMessage(result.Result)));
case ClaimRequest.ClaimResult.AmountTooLow:
return(this.CreateAPIError("amount-too-low", ClaimRequest.GetErrorMessage(result.Result)));
case ClaimRequest.ClaimResult.PaymentMethodNotSupported:
return(this.CreateAPIError("payment-method-not-supported", ClaimRequest.GetErrorMessage(result.Result)));
default:
throw new NotSupportedException("Unsupported ClaimResult");
}
return(Ok(ToModel(result.PayoutData, cd)));
}
public async Task <IActionResult> ClaimPullPayment(string pullPaymentId, ViewPullPaymentModel vm)
{
using var ctx = _dbContextFactory.CreateContext();
var pp = await ctx.PullPayments.FindAsync(pullPaymentId);
if (pp is null)
{
ModelState.AddModelError(nameof(pullPaymentId), "This pull payment does not exists");
}
var ppBlob = pp.GetBlob();
var paymentMethodId = ppBlob.SupportedPaymentMethods.FirstOrDefault(id => vm.SelectedPaymentMethod == id.ToString());
var payoutHandler = paymentMethodId is null ? null : _payoutHandlers.FindPayoutHandler(paymentMethodId);
if (payoutHandler is null)
{
ModelState.AddModelError(nameof(vm.SelectedPaymentMethod), "Invalid destination with selected payment method");
return(await ViewPullPayment(pullPaymentId));
}
var destination = await payoutHandler.ParseAndValidateClaimDestination(paymentMethodId, vm.Destination, ppBlob);
if (destination.destination is null)
{
ModelState.AddModelError(nameof(vm.Destination), destination.error ?? "Invalid destination with selected payment method");
return(await ViewPullPayment(pullPaymentId));
}
if (vm.ClaimedAmount == 0)
{
ModelState.AddModelError(nameof(vm.ClaimedAmount), "Amount is required");
}
else
{
var amount = ppBlob.Currency == "SATS" ? new Money(vm.ClaimedAmount, MoneyUnit.Satoshi).ToUnit(MoneyUnit.BTC) : vm.ClaimedAmount;
if (destination.destination.Amount != null && amount != destination.destination.Amount)
{
var implied = _currencyNameTable.DisplayFormatCurrency(destination.destination.Amount.Value, paymentMethodId.CryptoCode);
var provided = _currencyNameTable.DisplayFormatCurrency(vm.ClaimedAmount, ppBlob.Currency);
ModelState.AddModelError(nameof(vm.ClaimedAmount),
$"Amount implied in destination ({implied}) does not match the payout amount provided ({provided}).");
}
}
if (!ModelState.IsValid)
{
return(await ViewPullPayment(pullPaymentId));
}
var result = await _pullPaymentHostedService.Claim(new ClaimRequest()
{
Destination = destination.destination,
PullPaymentId = pullPaymentId,
Value = vm.ClaimedAmount,
PaymentMethodId = paymentMethodId
});
if (result.Result != ClaimRequest.ClaimResult.Ok)
{
if (result.Result == ClaimRequest.ClaimResult.AmountTooLow)
{
ModelState.AddModelError(nameof(vm.ClaimedAmount), ClaimRequest.GetErrorMessage(result.Result));
}
else
{
ModelState.AddModelError(string.Empty, ClaimRequest.GetErrorMessage(result.Result));
}
return(await ViewPullPayment(pullPaymentId));
}
TempData.SetStatusMessageModel(new StatusMessageModel
{
Message = $"Your claim request of {_currencyNameTable.DisplayFormatCurrency(vm.ClaimedAmount, ppBlob.Currency)} to {vm.Destination} has been submitted and is awaiting {(result.PayoutData.State == PayoutState.AwaitingApproval? "approval": "payment")}.",
Severity = StatusMessageModel.StatusSeverity.Success
});
return(RedirectToAction(nameof(ViewPullPayment), new { pullPaymentId }));
}
