public async Task<DonationResponse> DonateAsync(DonationRequest request)
{
var currentUser = HttpContext.Current.User;
try
{
var chance = _dbContext.Chances.FirstOrDefault(c => c.Id == request.ChanceId);
if (chance == null || chance.Status != ChanceStatus.Open)
{
return new DonationResponse()
{
Amount = 0,
Confirmation = null,
Message = "This Chance has either expired, or has been deleted and can no longer accept donations.",
Status = DonationStatus.Error
};
}
if (chance.ExpirationType == ExpirationType.Expiring
&& DateTime.Now > chance.Expires)
{
return new DonationResponse()
{
Amount = 0,
Confirmation = null,
Message = "This Chance has expired, and can no longer accept donations.",
Status = DonationStatus.Error
};
}
else
{
var charge = new StripeChargeCreateOptions()
{
Amount = (int)(request.Amount * 100M), // amount is in cents usd
Currency = "usd",
Description = "SavingChance.com " + request.DonationType.ToString() + " for '" + chance.Title + "'",
Source = new StripeSourceOptions()
{
TokenId = request.StripeToken
},
Capture = true
};
if (currentUser.Identity.IsAuthenticated)
{
charge.ReceiptEmail = currentUser.Identity.Name;
}
else if (!string.IsNullOrEmpty(request.Email))
{
charge.ReceiptEmail = request.Email;
}
if (chance.SaveType == SaveType.Adoption
&& request.DonationType == DonationType.Adoption)
{
charge.Amount = (int)((chance.Goal - chance.Total) * 100M); // adjust amount to remainder, in case other donations came in
chance.Status = ChanceStatus.PendingAdoption;
}
var options = new StripeRequestOptions()
{
ApiKey = ConfigurationManager.AppSettings["StripeApiKey"]
};
if (chance.SaveType == SaveType.Donation
|| request.DonationType == DonationType.Donation)
{
// non-tipping point fee, goes straight to provider, we take a fee
charge.ApplicationFee = (int)(request.Amount * 100M * STANDARD_FEE); // fee is in cents usd
options.StripeConnectAccountId = chance.Sponsor.StripeAccountId;
}
else
{
var metaData = new Dictionary<string, string>
{
{ "PaymentType", request.DonationType.ToString() },
{ "ChanceId", chance.Id.ToString() },
};
charge.Metadata = metaData;
}
var chargeService = new StripeChargeService();
var chargeReceipt = chargeService.Create(charge, options);
if (request.IsPersonalized)
{
var message = string.IsNullOrEmpty(request.Message)
? request.DonationType == DonationType.Adoption ? "I'd like to adopt '" + chance.Title + "'" : "I hope my donation will help '" + chance.Title + "'"
: request.Message;
message += "\r\n\r\n";
message += request.DonationType.ToString() + ": " + request.Amount.ToString("C0") + "\r\n";
message += "Payment: " + chargeReceipt.Source.Brand + ", Last Four: " + chargeReceipt.Source.Last4 + "\r\n";
message += "Created: " + chargeReceipt.Created.ToString() + "\r\n";
message += "Charge Id: " + chargeReceipt.Id + "\r\n";
string from = null;
if (!request.IsAnonymous)
{
if (currentUser.Identity.IsAuthenticated)
from = currentUser.Identity.Name;
else
from = request.Email;
}
// i want this to run async
await _emailService.SendAsync(chance.Sponsor.Email,
request.DonationType == DonationType.Adoption ? "Adoption Request For " + chance.Title : "Donation For " + chance.Title,
message,
null,
from);
}
var amount = (decimal)charge.Amount / 100M;
chance.Total += amount;
chance.Payments.Add(new Payment()
{
Amount = amount,
Created = chargeReceipt.Created,
Payor = currentUser.Identity.IsAuthenticated ? _dbContext.Users.Single(u => u.UserName.Equals(currentUser.Identity.Name)) : null,
PaymentType = request.DonationType,
StripeId = chargeReceipt.Id
});
await _dbContext.SaveChangesAsync();
return new DonationResponse()
{
Amount = (decimal)chargeReceipt.Amount / 100M,
Confirmation = chargeReceipt.Id.Replace("ch_", ""),
Message = chargeReceipt.FailureMessage,
Status = chargeReceipt.Status == "succeeded" ? DonationStatus.Success : DonationStatus.Error
};
}
}
catch (Exception ex)
{
return new DonationResponse()
{
Amount = 0,
Confirmation = "n/a",
Message = ex.Message + (!string.IsNullOrEmpty(((StripeException)ex).StripeError.DeclineCode)
? "<br />Reason: " + ((StripeException)ex).StripeError.DeclineCode
: ""),
Status = DonationStatus.Error
};
}
}
public async Task<HttpResponseMessage> Post(DonationRequest request)
{
var result = await _paymentService.DonateAsync(request);
return Request.CreateResponse<DonationResponse>(result.Status == DonationStatus.Success ? HttpStatusCode.OK : HttpStatusCode.InternalServerError, result);
}