public static void UpdateLessonsInfo(Local.SavedEntity entity, List <Local.LessonInfo> lessonsInfo)
{
Local.TimetableInfo timetable = GetTimetableLocal(entity);
timetable.LessonsInfo = lessonsInfo;
UpdateTimetableLocal(timetable);
Device.BeginInvokeOnMainThread(() =>
{
MessagingCenter.Send(Application.Current, MessageTypes.LessonSettingsChanged, entity);
});
}
/// <summary>
/// Returns events for one entity. Null if error occurs
/// </summary>
public static Local.TimetableInfo GetEvents(Local.SavedEntity entity, bool tryUpdate = false, DateTime?dateStart = null, DateTime?dateEnd = null)
{
Local.TimetableInfo timetable;
if (tryUpdate)
{
if (dateStart == null || dateEnd == null)
{
throw new ArgumentNullException($"{nameof(dateStart)} and {nameof(dateEnd)} must be set");
}
timetable = GetTimetableFromCist(entity, dateStart.Value, dateEnd.Value);
if (timetable != null)
{
return(timetable);
}
}
timetable = GetTimetableLocal(entity);
return(timetable);
}
public static Local.TimetableInfo GetTimetableFromCist(Local.SavedEntity entity, DateTime dateStart, DateTime dateEnd)
{
if (SettingsRepository.CheckCistTimetableUpdateRights(entity).Count == 0)
{
return(null);
}
using (var client = new WebClient
{
Encoding = Encoding.GetEncoding("Windows-1251")
})
{
try
{
Local.TimetableInfo timetable = GetTimetableLocal(entity);
// Getting events
Uri uri = new Uri(Urls.CistEntityTimetableUrl(entity.Type, entity.ID, dateStart, dateEnd));
string responseStr = client.DownloadString(uri);
responseStr = responseStr.Replace("&", "&");
responseStr = responseStr.Replace("\"events\":[\n]}]", "\"events\": []");
Cist.Timetable cistTimetable = Serialisation.FromJson <Cist.Timetable>(responseStr);
// Updating timetable information
if (timetable == null)
{
timetable = new Local.TimetableInfo(entity);
}
timetable.Events = cistTimetable.Events.Select(ev =>
{
Local.Event localEvent = MapConfig.Map <Cist.Event, Local.Event>(ev);
localEvent.Lesson = MapConfig.Map <Cist.Lesson, Local.Lesson>(cistTimetable.Lessons.First(l => l.Id == ev.LessonId));
localEvent.Type = MapConfig.Map <Cist.EventType, Local.EventType>(cistTimetable.EventTypes.First(et => et.Id == ev.TypeId));
localEvent.Teachers = cistTimetable.Teachers
.Where(t => ev.TeacherIds.Contains(t.Id))
.DistinctBy(t => t.ShortName.Replace('ї', 'i'))
.Select(t => MapConfig.Map <Cist.Teacher, Local.Teacher>(t))
.ToList();
localEvent.Groups = cistTimetable.Groups
.Where(g => ev.GroupIds.Contains(g.Id))
.Select(g => MapConfig.Map <Cist.Group, Local.Group>(g))
.ToList();
return(localEvent);
}).ToList();
// Updating LastUpdated for saved groups
List <Local.SavedEntity> AllSavedEntities = UniversityEntitiesRepository.GetSaved();
foreach (Local.SavedEntity savedEntity in AllSavedEntities.Where(e => e == entity))
{
savedEntity.LastUpdated = DateTime.Now;
}
UniversityEntitiesRepository.UpdateSaved(AllSavedEntities);
// Saving timetables
UpdateTimetableLocal(timetable);
Device.BeginInvokeOnMainThread(() =>
{
MessagingCenter.Send(Application.Current, MessageTypes.TimetableUpdated, entity);
});
return(timetable);
}
catch (Exception ex)
{
Device.BeginInvokeOnMainThread(() =>
{
ex.Data.Add("Entity", $"{entity.Type} {entity.Name} ({entity.ID})");
ex.Data.Add("From", dateStart.ToString("dd.MM.yyyy"));
ex.Data.Add("To", dateEnd.ToString("dd.MM.yyyy"));
MessagingCenter.Send(Application.Current, MessageTypes.ExceptionOccurred, ex);
});
}
}
return(null);
}
public static Local.TimetableInfo GetTimetableLocal(Local.SavedEntity entity)
=> GetTimetableLocal(new[] { entity }).FirstOrDefault();