public async void LatexRecogniseRequestAsync(JObject body, Activity activity)
{
try
{
deviceId = Secure.GetString(activity.ContentResolver, Secure.AndroidId);
ApiResponse <string> response = null;
var api = RestService.For <ApiService>(PATH);
string access_token = SharedPrefsManager.GetTokens().access_token;
if (access_token != null && access_token != "")
{
response = await api.GetImageProcess(body.ToString(), "Bearer " + access_token, deviceId);
if (response == null)
{
RequestResultEvent?.Invoke(false, null, activity.GetString(Resource.String.noInternetException));
return;
}
else if (response.StatusCode == System.Net.HttpStatusCode.Unauthorized || response.StatusCode == System.Net.HttpStatusCode.UnprocessableEntity)
{
//Toast.MakeText(Application.Context, "Обновление токенов", ToastLength.Short).Show();
await RefreshTokenAsync(activity);
}
else
{
RequestResultEvent?.Invoke(true, response, null);
return;
}
}
else
{
await RefreshTokenAsync(activity);
}
}
catch (HttpRequestException)
{
RequestResultEvent?.Invoke(false, null, activity.GetString(Resource.String.latexNoConnectionException));
return;
}
catch (Exception ex)
{
RequestResultEvent?.Invoke(false, null, activity.GetString(Resource.String.unexpectedException));
return;
}
}
private async System.Threading.Tasks.Task RefreshTokenAsync(Activity activity)
{
try
{
var api = RestService.For <ApiService>(PATH);
string refresh_token = SharedPrefsManager.GetTokens().refresh_token;
if (refresh_token != null && refresh_token != "")
{
var response = await api.RefreshToken("Bearer " + refresh_token, deviceId);
if (response == null)
{
RequestResultEvent?.Invoke(false, null, activity.GetString(Resource.String.noInternetException));
return;
}
if (response.IsSuccessStatusCode)
{
JSONObject resp = new JSONObject(response.Content);
try
{
string access_token = resp.GetString("access_token");
string refresh_token_new = resp.GetString("refresh_token");
SharedPrefsManager.SaveTokens(access_token, refresh_token_new);
//Toast.MakeText(Application.Context, "Успешное обновление access_token и refresh_token", ToastLength.Short).Show();
RequestResultEvent?.Invoke(true, null, null);
return;
}
catch (JSONException)
{
RequestResultEvent?.Invoke(false, null, activity.GetString(Resource.String.latexServerException));
return;
}
}
else if (response.StatusCode == System.Net.HttpStatusCode.Unauthorized || response.StatusCode == System.Net.HttpStatusCode.UnprocessableEntity)
{
//Toast.MakeText(Application.Context, $"Переаттестация! Истёк refresh token", ToastLength.Short).Show();
var attest = new ApiAttestation();
attest.AddOnResultListener(delegate(bool res, string exception)
{
if (res)
{
RequestResultEvent?.Invoke(res, null, null);
}
else
{
RequestResultEvent?.Invoke(res, null, exception);
}
});
await attest.AttestateAsync(activity);
}
}
else
{
var attest = new ApiAttestation();
attest.AddOnResultListener(delegate(bool res, string exception)
{
if (res)
{
RequestResultEvent?.Invoke(res, null, null);
}
else
{
RequestResultEvent?.Invoke(res, null, exception);
}
});
await attest.AttestateAsync(activity);
}
}
catch (HttpRequestException)
{
RequestResultEvent?.Invoke(false, null, activity.GetString(Resource.String.latexNoConnectionException));
}
catch (Exception ex)
{
RequestResultEvent?.Invoke(false, null, activity.GetString(Resource.String.latexNoConnectionException));
}
}