public async Task <string> GetToken()
{
// GET PAYPAL ACCESS TOKEN
PayPalServerContext.GetClient().BaseAddress = new Uri("https://api.sandbox.paypal.com/v1/oauth2/token/");
PayPalServerContext.GetClient().DefaultRequestHeaders.Accept.Clear();
PayPalServerContext.GetClient().DefaultRequestHeaders.Accept.Add(
new MediaTypeWithQualityHeaderValue("application/json"));
PayPalServerContext.GetClient().DefaultRequestHeaders.Add("Accept-Language", "en-US");
var byteArray = Encoding.ASCII.GetBytes("AcCrUCLNMTKYfwWXOmqR5ADBtxL6Sjbv8_UEIcE2xNYdT2j-yyXIGwWw-WOF3d5qFLOCZkJr4VibdDYR:ENHpzB1JKVB-BxdrFSsTb_dyYhXag39vkmi9TOxo82CF97EmdsBvrRtAaw8Rvp0fBlPxnx2nZceRqi0f");
PayPalServerContext.GetClient().DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Basic", Convert.ToBase64String(byteArray));
var a = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("grant_type", "client_credentials")
};
HttpContent content = new FormUrlEncodedContent(a);
content.Headers.ContentType = new MediaTypeHeaderValue("application/x-www-form-urlencoded");
HttpResponseMessage response = await PayPalServerContext.GetClient().PostAsync("", content);
if (response.IsSuccessStatusCode)
{
// Handle success
string resp = await response.Content.ReadAsStringAsync();
PayPalAccessToken jsonResp = JsonSerializer.Deserialize <PayPalAccessToken>(resp);
Console.WriteLine("GetToken():\t" + resp);
return(jsonResp.access_token);
}
else
{
// Handle failure
return(null);
}
}
public async Task <string> CreatePayment(string total)
{
// GET PAYPAL ACCESS TOKEN
PayPalServerContext.InitialiseClient();
PayPalServerContext.GetClient().BaseAddress = new Uri("https://api.sandbox.paypal.com/v1/oauth2/token/");
PayPalServerContext.GetClient().DefaultRequestHeaders.Accept.Clear();
PayPalServerContext.GetClient().DefaultRequestHeaders.Accept.Add(
new MediaTypeWithQualityHeaderValue("application/json"));
PayPalServerContext.GetClient().DefaultRequestHeaders.Add("Accept-Language", "en-US");
var byteArray = Encoding.ASCII.GetBytes("AcCrUCLNMTKYfwWXOmqR5ADBtxL6Sjbv8_UEIcE2xNYdT2j-yyXIGwWw-WOF3d5qFLOCZkJr4VibdDYR:ENHpzB1JKVB-BxdrFSsTb_dyYhXag39vkmi9TOxo82CF97EmdsBvrRtAaw8Rvp0fBlPxnx2nZceRqi0f");
PayPalServerContext.GetClient().DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Basic", Convert.ToBase64String(byteArray));
var a = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("grant_type", "client_credentials")
};
HttpContent content = new FormUrlEncodedContent(a);
content.Headers.ContentType = new MediaTypeHeaderValue("application/x-www-form-urlencoded");
HttpResponseMessage response = await PayPalServerContext.GetClient().PostAsync("", content);
if (!response.IsSuccessStatusCode)
{
// Handle failure
return(null);
}
string resp = await response.Content.ReadAsStringAsync();
PayPalAccessToken jsonResp = JsonSerializer.Deserialize <PayPalAccessToken>(resp);
Console.WriteLine("Token in CreatePayment():\t" + resp);
PayPalServerContext.payPalAccessToken = jsonResp.access_token;
// CREATE PAYPAL PAYMENT
var request = new HttpRequestMessage(HttpMethod.Post, "https://api.sandbox.paypal.com/v1/payments/payment");
request.Headers.Accept.Clear();
request.Headers.Accept.Add(
new MediaTypeWithQualityHeaderValue("application/json"));
request.Headers.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", jsonResp.access_token);
// Wrap our JSON inside a StringContent which then can be used by the HttpClient class
request.Content = new StringContent("{ \"intent\": \"sale\", \"payer\": { \"payment_method\": \"paypal\" }, \"transactions\": [ { \"amount\": { \"total\": \"" + total + "\", \"currency\": \"USD\" }, \"payment_options\": { \"allowed_payment_method\": \"INSTANT_FUNDING_SOURCE\" } } ], \"redirect_urls\": { \"return_url\": \"https://localhost:5001/payments/execute/\", \"cancel_url\": \"https://localhost:5001/\" } }", Encoding.UTF8, "application/json");
response = await PayPalServerContext.GetClient().SendAsync(request);
if (!response.IsSuccessStatusCode)
{
// Handle failure
return(null);
}
resp = await response.Content.ReadAsStringAsync();
JObject jsonResponse = JObject.Parse(resp);
JArray linksArray = (JArray)jsonResponse["links"];
JObject approve_URL = (JObject)linksArray[1];
PayPalServerContext.payPalExecuteURL = ((JObject)linksArray[2])["href"].ToString();
Console.WriteLine("CreatePayment() Response:\t" + resp);
Console.WriteLine("Approve URL:\t" + approve_URL["href"]);
return(approve_URL["href"].ToString());
}
