public static async Task <PaymentStatusOutput> CheckPaypal(string paymentOrderId)
{
PaymentStatusOutput output = new PaymentStatusOutput();
Uri uri = new Uri(paypalOrderCheck + "/" + paymentOrderId);
HttpClientHandler handler = new HttpClientHandler();
HttpResponseMessage response = null;
HttpClient client = new HttpClient(handler);
client.DefaultRequestHeaders.Add("Authorization", "Bearer " + await GenerateToken());
response = await client.GetAsync(uri).ConfigureAwait(false);
string fullResponse = await response.Content.ReadAsStringAsync();
dynamic responseJson = JsonConvert.DeserializeObject(fullResponse);
output.Id = responseJson.id;
output.Status = responseJson.status;
if (output.Status.Equals("APPROVED"))
{
output.PayerEmail = responseJson.payer.email_address;
output.PayerGivenName = responseJson.payer.name.given_name;
output.PayerSurname = responseJson.payer.name.surname;
output.PayerId = responseJson.payer.payer_id;
}
return(output);
}
public async Task <PaymentStatusOutput> CheckPaypalOrder([FromBody] PaymentStatusInput input)
{
PaymentStatusOutput output = new PaymentStatusOutput();
if (input == null)
{
output.Status = "INPUT_IS_NULL";
}
else
{
Payment payment = _db.Payments.Where(e => e.Deleted == false && e.Id.Equals(input.PaymentId)).FirstOrDefault();
if (payment == null)
{
output.Status = "PAYMENT_DONE_OR_EXPIRED";
}
else
{
output = await PaymentService.CheckPaypal(payment.MethodId);
if (output.Status == "APPROVED")
{
List <PaymentItem> paymentItems = payment.PaymentItems.Where(e => e.Deleted == false).ToList();
List <OrderItem> orderItems = _db.Orders.Where(e => e.Id.Equals(payment.Order.Id) && e.Deleted == false).FirstOrDefault().OrderItems.Where(e => e.Deleted == false).ToList();
bool paidAll = true;
if (payment.Status != 2)
{
foreach (PaymentItem item in paymentItems)
{
OrderItem tmpItem = orderItems.Where(e => e.Id.Equals(item.OrderItem.Id) && e.Deleted == false).FirstOrDefault();
double unpaidQuantity = tmpItem.Quantity - tmpItem.QuantityPaid;
if (item.Quantity >= unpaidQuantity)
{
item.OrderItem.Status = 2;
item.OrderItem.QuantityPaid += item.Quantity;
}
else
{
item.OrderItem.QuantityPaid += item.Quantity;
}
}
payment.Status = 2;
_db.SaveChanges();
}
foreach (OrderItem item in payment.Order.OrderItems.Where(e => e.Deleted == false))
{
if (item.Status == 1)
{
paidAll = false;
}
}
if (paidAll)
{
payment.Order.Status = 2;
_db.SaveChanges();
output.PaidAll = true;
}
else
{
output.PaidAll = false;
}
}
}
}
return(output);
}
