public async Task <T> Post <T>(object body, string apiRelativeUrl)
{
HttpRequestMessage request = await _requestBuilder.CreateRequestAsync(HttpMethod.Post, body, apiRelativeUrl);
HttpResponseMessage response = await _httpService.SendAndReturnResponseAsync(request);
await VerifyResponseAsync(response);
return(await _responseReader.ReadResponseAsync <T>(response));
}
private async Task <TokenResponse> GetNewAccessTokenAsync()
{
const string apiUrl = "/v1/oauth2/token";
var request = new HttpRequestMessage(HttpMethod.Post, _configuration["Paypal:ApiBaseUrl"] + apiUrl);
request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
request.Headers.AcceptLanguage.Add(new StringWithQualityHeaderValue("en_US"));
request.Headers.Authorization = new AuthenticationHeaderValue("Basic",
Convert.ToBase64String(
Encoding.ASCII.GetBytes($"{_configuration["Paypal:ClientId"]}:{_configuration["Paypal:Secret"]}")));
request.Content = new StringContent("grant_type=client_credentials", Encoding.UTF8, "application/json");
HttpResponseMessage response = await _httpService.SendAndReturnResponseAsync(request);
if (!response.IsSuccessStatusCode)
{
string responseContent = await response.Content.ReadAsStringAsync();
throw new Exception("Failed when getting a new access token. Paypal responded with: " + response + ". Content: " + responseContent);
}
return(await _responseReader.ReadResponseAsync <TokenResponse>(response));
}