public StatisticsViewModel()
{
bookingRepository = new BaseRepository <booking>();
_selectedMonthIndex = DateTime.Now.Month;
_selectedYearItem = DateTime.Now.Year;
Months = americanCulture.DateTimeFormat.MonthNames.Take(12).ToList();
Months.Insert(0, "All");
Years = Enumerable.Range(_selectedYearItem - 2, 3).ToList();
_data = new ObservableCollection <Data>();
Execute_DrawChart(null);
}
private void CachePreviousMonths()
{
var firstMonth = Months.First();
for (int i = 1; i < CachedMonthCount; i++)
{
var monthToInsertDateTime = firstMonth.CurrentDate.AddMonths(-i);
var monthToInsert = new MonthViewModel(
monthToInsertDateTime,
SelectDayCommand,
_toDoCalendarViewModel.GetDaysWithToDoByDateAndStatus(monthToInsertDateTime, ConstantsHelper.Active),
_toDoCalendarViewModel.GetDaysWithToDoByDateAndStatus(monthToInsertDateTime, ConstantsHelper.Completed));
Months.Insert(0, monthToInsert);
Months.RemoveAt(Months.Count - 1);
}
}
private void month_MonthSelected(object sender, MonthSelectArgs e)
{
Month month = e.Month;
if (lastMonth != null)
{
for (int i = 0; i < Months.Count; i++)
{
if (lastMonth.SelectedDate.Month == Months[i].SelectedDate.Month)
{
if (lastMonth.SelectedDate.Day == Months[i].SelectedDate.Day)
{
lastMonth = Months[i];
Months.RemoveAt(i);
Months.Insert(i, lastMonth);
}
}
}
}
lastMonth = month;
DateTime dateTime = DateTime.Now;
try
{
dateTime = lastMonth.SelectedDate;
SelectedDateTime = new DateTime(YearTitle, dateTime.Month, dateTime.Day);
}
catch (Exception)
{
SelectedDateTime = DateTime.Now;
}
finally
{
UpdateDays(SelectedDateTime);
semanticzoomDate.ToggleActiveView();
}
this.header.MonthTitle = SelectedDateTime.Month.ToString();
this.header.YearTitle = SelectedDateTime.Year.ToString();
this.MonthTitle = SelectedDateTime.Month;
this.YearTitle = SelectedDateTime.Year;
}
private async Task InitializePreviousAndNextMonths(DateTime dateTime)
{
await Task.Delay(50);
var currentDateTime = new DateTime(dateTime.Year, dateTime.Month, 1);
for (int i = 1; i < CachedMonthCount; i++)
{
var previousMonthDateTime = currentDateTime.AddMonths(-i);
var nextMonthDateTime = currentDateTime.AddMonths(i);
var previousMonth = new MonthViewModel(
previousMonthDateTime,
SelectDayCommand,
_toDoCalendarViewModel.GetDaysWithToDoByDateAndStatus(
previousMonthDateTime,
ConstantsHelper.Active),
_toDoCalendarViewModel.GetDaysWithToDoByDateAndStatus(
previousMonthDateTime,
ConstantsHelper.Completed));
var nextMonth = new MonthViewModel(
nextMonthDateTime,
SelectDayCommand,
_toDoCalendarViewModel.GetDaysWithToDoByDateAndStatus(
nextMonthDateTime,
ConstantsHelper.Active),
_toDoCalendarViewModel.GetDaysWithToDoByDateAndStatus(
nextMonthDateTime,
ConstantsHelper.Completed));
Device.BeginInvokeOnMainThread(() =>
{
Months.Insert(0, previousMonth);
Months.Add(nextMonth);
});
}
}
