/// <summary>
/// Validates action's parameters.
/// Throws exception of failure, does nothing on success.
/// </summary>
/// <param name="action">IDynaliAction, request's action</param>
protected void ValidateAction(IDynaliAction action)
{
List <string> validationErrors = action.GetValidationErrors();
if (validationErrors.Count > 0)
{
throw new ArgumentException("Invalid request parameters: " + string.Join(", ", validationErrors));
}
}
/// <summary>
/// Calls the Dynali's webservice asynchronously, sends action's parameters as json.
/// </summary>
/// <param name="action">IDynaliAction, request's action</param>
/// <returns>string, JSON response</returns>
protected async Task <string> CallAsync(IDynaliAction action)
{
ValidateAction(action);
byte[] contentsBytes = UTF8Encoding.UTF8.GetBytes(action.ToJson());
WebRequest request = PrepareWebRequest();
(await request.GetRequestStreamAsync()).Write(contentsBytes, 0, contentsBytes.Length);
Stream responseStream = (await request.GetResponseAsync()).GetResponseStream();
return(ReadResponse(responseStream));
}
/// <summary>
/// Executes provided DynaliAction.
/// </summary>
/// <typeparam name="T">JsonResponse deriative</typeparam>
/// <param name="action">Action details</param>
/// <returns>JsonResponse deriative</returns>
protected async Task <T> ExecuteActionAsync <T>(IDynaliAction action) where T : JsonResponse
{
return(JsonResponse.Parse <T>(await CallAsync(action)));
}
/// <summary>
/// Executes provided DynaliAction.
/// </summary>
/// <typeparam name="T">JsonResponse deriative</typeparam>
/// <param name="action">Action details</param>
/// <returns>JsonResponse deriative</returns>
protected T ExecuteAction <T>(IDynaliAction action) where T : JsonResponse
{
return(JsonResponse.Parse <T>(Call(action)));
}
