private void SyncCalendar(int InstructorID)
{
InstructorBusiness InsBO = new InstructorBusiness();
Instructor Ins = InsBO.GetInstructorByID(InstructorID);
//Neu chua co teken thi ko lam gi het
if (Ins.ApiToken == null)
{
return;
}
SimpleLog.Info("Begin Sync Calendar for Instructor " + Ins.Fullname + ".");
try
{
String RefreshToken = Ins.ApiToken;
var WrapperAPI = new GoogleCalendarAPIWrapper(RefreshToken);
//Tim toan bo lich cua instructor
var Calendars = WrapperAPI.GetCalendarList();
//Tim xem da co teaching calendar chua, chua co thi insert
GoogleCalendar TeachingCalendar = Calendars.Items.SingleOrDefault(ca => ca.Summary.Equals("Teaching Calendar"));
if (TeachingCalendar == null)
{
TeachingCalendar = WrapperAPI.InsertCalendar("Teaching Calendar");
}
else
{
//Clear nhung ngay trong tuong lai
WrapperAPI.ClearFutureDateCalendar(TeachingCalendar.ID);
}
//Bat dau lay event, ghi vao calendar.
StudySessionBusiness StuSesBO = new StudySessionBusiness();
//Chi lay nhung event trong tuong lai, tiet kiem dung luong
List <Event> Events = StuSesBO.GetCalendarEvent(InstructorID).
Where(e => e.StartDate >= DateTime.Now).ToList();
foreach (var Event in Events)
{
WrapperAPI.InsertEvent(TeachingCalendar.ID, Event.title, Event.StartDate, Event.EndDate);
}
String Message = String.Format("Succesfull sync {0} events, from {1:dd-MM-yyyy} to {2:dd-MM-yyyy}",
Events.Count, Events.First().StartDate, Events.Last().StartDate);
SimpleLog.Info(Message);
}
catch (Exception e)
{
SimpleLog.Error("Error while trying to sync.");
SimpleLog.Error(e.Message);
}
}
public List <Instructor> GetAvaibleInstructor(int RollCallID, TimeSpan SelectedTime, DateTime FromDate, DateTime ToDate)
{
InstructorBusiness InsBO = new InstructorBusiness();
//Lay nhung giao vien ko ban day vao ngay, gio
var AllInstructors = InsBO.GetInstructorOfRollCall(RollCallID).ToList();
for (DateTime SelectedDate = FromDate; SelectedDate <= ToDate; SelectedDate = SelectedDate.AddDays(1))
{
var BusyInstructors = AllInstructors.Where(ins => ins.StudySessions.Any(ss =>
ss.StartTime <= SelectedTime && ss.EndTime >= SelectedTime && ss.SessionDate == SelectedDate)).ToList();
foreach (var Ins in BusyInstructors)
{
AllInstructors.Remove(Ins);
}
}
return(AllInstructors);
}