public async Task DeleteCourseWithInstances(CourseInstanceUpdate instance)
{
ValidationErrors = null;
try
{
await _courseService.DeleteWithInstances(instance.Course.Id);
CourseInstances.RequestRefresh();
}
catch (ValidationException ve)
{
ValidationErrors = ve.Errors;
}
}
public async Task DeleteCourse(CourseInstanceUpdate instance)
{
ValidationErrors = null;
try
{
await _courseService.Delete(instance.Course.Id);
//CourseInstances.RowEditOptions.EditRowId = null;
CourseInstances.RequestRefresh();
}
catch (ValidationException ve)
{
ValidationErrors = ve.Errors;
}
}
public override async Task PreRender()
{
if (CourseInstances.IsRefreshRequired)
{
var courseInstancesList = await _courseService.GetInstancesUpdateable();
courseInstancesList.ForEach(_ => _.Semester.AcademicYear = _utilityService.GetAcademicYear(_.Semester.StartDate, _.Semester.IsWinter));
CourseInstances.LoadFromQueryable(courseInstancesList.AsQueryable());
}
CoursesList = await _courseService.GetList();
SemestersList = await _semesterService.GetList();
await base.PreRender();
}
public async Task SaveInstance()
{
ValidationErrors = null;
try
{
await _courseService.CreateInstance(NewInstance.CourseId, NewInstance.SemesterId);
//CourseInstances.RowEditOptions.EditRowId = null;
CourseInstances.RequestRefresh();
NewInstance = null;
NewCourse = null;
NewSemester = null;
}
catch (ValidationPropertyException vpe)
{
ValidationErrors = vpe.ErrorsList;
}
catch (ValidationException ve)
{
ValidationErrors = ve.Errors;
}
}
private void NavigateCourseInstances_Click(object sender, RoutedEventArgs e)
{
var page = new CourseInstances(_courseService, _semesterService);
MainContent.Navigate(page);
}
