public async Task <List <string> > GetCategories()
{
List <string> categories = null;
string uri = ResourceIdentifier.CategoryUri();
try
{
string dataString = await _httpService.Get(uri);
categories = (List <string>)_converter.FromJson(dataString, typeof(List <string>));
}
catch
{
return(new List <string>());
}
return(categories);
}