private static async Task <HttpResponseMessage> SendRequestAsync <TBody>(HttpMethod method, string uri, TBody body, TokenFunc getToken, bool isRefresh)
{
var request = new HttpRequestMessage(method, BuildUri(uri));
if (body != null)
{
if (body is string)
{
request.Content = new StringContent(body as string, Encoding.UTF8, "application/x-www-form-urlencoded");
}
else
{
request.Content = new ObjectContent <TBody>(body, new JsonMediaTypeFormatter());
}
}
string token = getToken(isRefresh);
if (string.IsNullOrEmpty(token) == false)
{
request.Headers.Authorization = new AuthenticationHeaderValue("Bearer", token);
}
using (HttpClient client = GetHttpClient())
{
return(await client.SendAsync(request));
}
}
internal static async Task <T> PatchItemAsync <T>(string uri, T item, TokenFunc getToken)
{
return(await DoHttp <T, T>("PATCH", uri, item, getToken));
}
private static async Task <TResult> DoHttp <TBody, TResult>(HttpMethod method, string uri, TBody body, TokenFunc getToken)
{
Log.Out(Log.Severity.Info, "DoHttp", string.Format("Uri=[{0}]", uri));
for (bool isRefresh = false; ; isRefresh = true)
{
HttpResponseMessage response = await SendRequestAsync(method, uri, body, getToken, isRefresh);
string jsonResponse = await response.Content.ReadAsStringAsync();
if (response.IsSuccessStatusCode)
{
return(JsonConvert.DeserializeObject <TResult>(jsonResponse));
}
var code = response.StatusCode;
if (isRefresh == false && code == System.Net.HttpStatusCode.Unauthorized)
{
var hasInvalidToken = response.Headers.WwwAuthenticate.FirstOrDefault(x => x.Parameter.Contains("error=\"invalid_token\"")) != null;
if (hasInvalidToken)
{
Log.Out(Log.Severity.Info, "DoHttp", "Found invalid_token!!!");
continue;
}
}
throw new System.Exception(GetErrorMessage(jsonResponse, code));
}
}
internal static async Task <T> PostItemDynamicAsync <T>(string uri, dynamic body, TokenFunc getToken)
{
return(await DoHttp <ExpandoObject, T>(HttpMethod.Post, uri, body, getToken));
}
internal static async Task DeleteItemAsync(string uri, TokenFunc getToken)
{
await DoHttp <EmptyBody, EmptyBody>(HttpMethod.Delete, uri, null, getToken);
}
internal static async Task <T> PostItemAsync <T>(string uri, T item, TokenFunc getToken)
{
return(await DoHttp <T, T>(HttpMethod.Post, uri, item, getToken));
}
internal static async Task <ODataCollection <T> > GetCollectionAsync <T>(string uri, TokenFunc getToken)
{
return(await GetItemAsync <ODataCollection <T> >(uri, getToken));
}
internal static async Task <T> GetItemAsync <T>(string uri, TokenFunc getToken)
{
return(await DoHttp <EmptyBody, T>(HttpMethod.Get, uri, null, getToken));
}
internal static async Task <TResult> DoHttp <TBody, TResult>(string methodName, string uri, TBody body, TokenFunc getToken)
{
return(await DoHttp <TBody, TResult>(new HttpMethod(methodName), uri, body, getToken));
}
internal static async Task <TResult> PostItemAsync2 <TBody, TResult>(string uri, TBody item, TokenFunc getToken)
{
return(await DoHttp <TBody, TResult>(HttpMethod.Post, uri, item, getToken));
}