private static async Task <IEnumerable <TileNotificationContentAndData> > GenerateTileNotificationContentsAsync(AccountDataItem account)
{
DateTime today = DateTime.Today;
var scheduleTileData = await ScheduleTileDataHelper.LoadAsync(account, today, DAYS_INCLUDING_TODAY);
return(GenerateTileNotificationContents(scheduleTileData));
}
private static IEnumerable <TileNotificationContentAndData> GenerateTileNotificationContents(ScheduleTileDataHelper scheduleTileData)
{
// If no semester
if (!scheduleTileData.HasSemester)
{
yield return(new TileNotificationContentAndData()
{
Content = CreateBasicTileNotificationContent(PowerPlannerResources.GetString("String_NoSemester"))
});
yield break;
}
bool createdContent = false;
DateTime now = DateTime.Now.AddSeconds(30); // Use now as 30 secs in advance to prevent scheduling notifications that already passed
List <DateTime> previousTimes = new List <DateTime>();
foreach (var dayData in scheduleTileData.GetDataForAllDays())
{
// If nothing on this day
if (!dayData.Schedules.Any() && !dayData.Holidays.Any())
{
// Add that we skipped this day, and continue to next
previousTimes.Add(dayData.Date);
continue;
}
// Handle previously skipped days
if (previousTimes.Count > 0)
{
foreach (var dateSkipped in previousTimes)
{
XmlDocument xmlForSkipped;
if (dayData.Holidays.Any())
{
xmlForSkipped = GenerateHolidayTileNotification(dayData.Holidays, TileHelper.ToFriendlyDate(dayData.Date, dateSkipped), dayData.Date);
}
else
{
xmlForSkipped = GenerateTileNotification(dayData.Schedules, TileHelper.ToFriendlyDate(dayData.Date, dateSkipped), dayData.Date, dateSkipped);
}
yield return(new TileNotificationContentAndData()
{
Content = xmlForSkipped,
DeliveryTime = dateSkipped,
ExpirationTime = dateSkipped.AddDays(1)
});
createdContent = true;
}
previousTimes.Clear();
}
// First one starts displaying exactly at the start of the day
DateTime deliveryTime = dayData.Date;
if (dayData.Holidays.Any())
{
XmlDocument xml = GenerateHolidayTileNotification(dayData.Holidays, "Today", dayData.Date);
var expirationTime = dayData.Date.AddHours(15); // Switches at 3 PM
if (expirationTime > now)
{
yield return(new TileNotificationContentAndData()
{
Content = xml,
DeliveryTime = deliveryTime,
ExpirationTime = expirationTime
});
createdContent = true;
}
// We always add this, so that the next day's content will start appearing after the last item
previousTimes.Add(expirationTime);
}
else
{
var schedulesOnDate = dayData.Schedules.ToList();
while (schedulesOnDate.Count > 0)
{
DateTime expirationTime = dayData.Date.Add(schedulesOnDate.First().EndTime.TimeOfDay);
// If it hasn't expired yet
if (expirationTime > now)
{
XmlDocument xml = GenerateTileNotification(schedulesOnDate, "Today", dayData.Date, dayData.Date);
// If the class is 10 mins or longer, we'll switch it 5 mins before the class ends, so that user can see their next class
if ((schedulesOnDate.First().EndTime.TimeOfDay - schedulesOnDate.First().StartTime.TimeOfDay).TotalMinutes >= 10)
{
expirationTime = expirationTime.AddMinutes(-5);
}
yield return(new TileNotificationContentAndData()
{
Content = xml,
DeliveryTime = deliveryTime,
ExpirationTime = expirationTime
});
createdContent = true;
}
deliveryTime = expirationTime;
schedulesOnDate.RemoveAt(0);
}
// We always add this, so that the next day's content will start appearing after the last item
previousTimes.Add(deliveryTime);
}
}
if (!createdContent)
{
yield return(new TileNotificationContentAndData()
{
Content = CreateBasicTileNotificationContent(PowerPlannerResources.GetString("String_NoClassesThisWeek"))
});
}
}
private async System.Threading.Tasks.Task InitializeDataAsync()
{
List <object> items = null;
_now = DateTime.Now;
bool hasAccount = false;
bool hasSemester = false;
List <ViewItemSchedule> schedulesToday = new List <ViewItemSchedule>();
try
{
await System.Threading.Tasks.Task.Run(async delegate
{
var account = await AccountsManager.GetLastLogin();
if (account != null)
{
_localAccountId = account.LocalAccountId;
hasAccount = true;
const int DAYS_INCLUDING_TODAY = 7;
var scheduleTileData = await ScheduleTileDataHelper.LoadAsync(account, _now.Date, DAYS_INCLUDING_TODAY);
if (scheduleTileData.HasSemester)
{
hasSemester = true;
items = new List <object>();
foreach (var dayData in scheduleTileData.GetDataForAllDays())
{
if (dayData.Holidays.Any())
{
// If we already displayed these holidays, skip subsequent duplicate days
if (items.Count >= dayData.Holidays.Length && items.TakeLast(dayData.Holidays.Length).SequenceEqual(dayData.Holidays))
{
// Skip
}
else
{
// If not today
if (!dayData.IsToday)
{
// We add the date header only for non-today
items.Add(dayData.Date);
}
items.AddRange(dayData.Holidays);
}
}
else if (dayData.Schedules.Any())
{
// If not today
if (!dayData.IsToday)
{
// If there's currently no items
if (items.Count == 0)
{
// Add the text saying no class today!
items.Add(PowerPlannerResources.GetString("String_NoClassToday"));
}
// We add the date header only for non-today
items.Add(dayData.Date);
}
// If today
if (dayData.IsToday)
{
foreach (var s in dayData.Schedules)
{
if (s.EndTime.TimeOfDay > _now.TimeOfDay)
{
items.Add(s);
schedulesToday.Add(s);
}
}
if (items.Count == 0)
{
items.Add(PowerPlannerResources.GetString("String_NoMoreClasses"));
}
}
else
{
items.AddRange(dayData.Schedules);
}
}
}
}
}
});
if (items == null || items.Count == 0)
{
if (hasSemester)
{
items = new List <object>()
{
PowerPlannerResources.GetString("String_NoClassesThisWeek")
};
}
else if (hasAccount)
{
items = new List <object>()
{
PowerPlannerResources.GetString("String_NoSemester")
};
}
else
{
items = new List <object>()
{
PowerPlannerResources.GetString("String_NoAccount")
};
}
}
_items = items;
}
catch (Exception ex)
{
TelemetryExtension.Current?.TrackException(ex);
}
// Schedule next
try
{
DateTime nextChangeTime = _now.Date.AddDays(1);
if (schedulesToday.Count > 0)
{
nextChangeTime = _now.Date.Add(schedulesToday.First().EndTime.TimeOfDay);
}
AlarmManagerHelper.Schedule(
context: _context,
receiverType: typeof(UpdateWidgetScheduleReceiver),
wakeTime: nextChangeTime);
}
catch (Exception ex)
{
TelemetryExtension.Current?.TrackException(ex);
}
}