/// <summary>
/// Asynchronous web api call to update the array of courses.
/// </summary>
/// <param name="c"></param>
public void UpdateCourses()
{
List <ProfileCourse> c = null;
//web api call to collect courses
try
{
var task = AsyncServiceClient.GetCoursesForUser(m_authtoken);
c = task.Result;
}
catch (Exception e)
{
//TODO: Handle unknown exception
}
//set courses to the web api result converted to an array
if (c == null)
{
m_courses = null;
}
else
{
m_courses = c.ToArray();
}
}
private async void GetCoursesForUserAsync(string authToken)
{
var task = AsyncServiceClient.GetCoursesForUser(authToken);
var courses = await task;
Courses.Clear();
foreach (var course in courses.OfType <ICourse>())
{
Courses.Add(course);
}
IsLoading = false;
}