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Calendar page and shell improvements to support navigations. Enabled page caching.

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This commit is contained in:
Burak Kaan Köse
2024-12-28 16:39:43 +01:00
parent fbc3ca4517
commit 6e3fcf363a
14 changed files with 227 additions and 153 deletions
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75
Wino.Calendar.ViewModels/CalendarPageViewModel.cs
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@@ -12,14 +12,13 @@ using Wino.Core.Domain.Enums;
using Wino.Core.Domain.Interfaces;
using Wino.Core.Domain.Models.Calendar;
using Wino.Core.Domain.Models.Calendar.CalendarTypeStrategies;
using Wino.Core.Domain.Models.Navigation;
using Wino.Core.ViewModels;
using Wino.Messaging.Client.Calendar;
namespace Wino.Calendar.ViewModels
{
public partial class CalendarPageViewModel : CalendarBaseViewModel,
IRecipient<CalendarInitializeMessage>
IRecipient<LoadCalendarMessage>
{
[ObservableProperty]
private ObservableRangeCollection<DayRangeRenderModel> _dayRanges = [];
@@ -56,13 +55,6 @@ namespace Wino.Calendar.ViewModels
_currentSettings = _preferencesService.GetCurrentCalendarSettings();
}
public override void OnNavigatedTo(NavigationMode mode, object parameters)
{
base.OnNavigatedTo(mode, parameters);
Messenger.Send(new CalendarInitializedMessage());
}
// TODO: Replace when calendar settings are updated.
// Should be a field ideally.
private BaseCalendarTypeDrawingStrategy GetDrawingStrategy(CalendarDisplayType displayType)
@@ -77,7 +69,7 @@ namespace Wino.Calendar.ViewModels
partial void OnIsCalendarEnabledChanging(bool oldValue, bool newValue) => Messenger.Send(new CalendarEnableStatusChangedMessage(newValue));
private bool ShouldResetDayRanges(CalendarInitializeMessage message)
private bool ShouldResetDayRanges(LoadCalendarMessage message)
{
// Never reset if the initiative is from the app.
if (message.CalendarInitInitiative == CalendarInitInitiative.App) return false;
@@ -86,13 +78,17 @@ namespace Wino.Calendar.ViewModels
// 2. Day display count is different.
// 3. Display date is not in the visible range.
var loadedRange = GetLoadedDateRange();
if (loadedRange == null) return false;
return
(_currentDisplayType != StatePersistanceService.CalendarDisplayType ||
_displayDayCount != StatePersistanceService.DayDisplayCount ||
(DayRanges != null && !DayRanges.Select(a => a.CalendarRenderOptions).Any(b => b.DateRange.IsInRange(message.DisplayDate))));
!(message.DisplayDate >= loadedRange.StartDate && message.DisplayDate <= loadedRange.EndDate));
}
public async void Receive(CalendarInitializeMessage message)
public async void Receive(LoadCalendarMessage message)
{
await _calendarLoadingSemaphore.WaitAsync();
@@ -132,6 +128,16 @@ namespace Wino.Calendar.ViewModels
}
}
private DateRange GetLoadedDateRange()
{
if (DayRanges.Count == 0) return null;
var minimumLoadedDate = DayRanges[0].CalendarRenderOptions.DateRange.StartDate;
var maximumLoadedDate = DayRanges[DayRanges.Count - 1].CalendarRenderOptions.DateRange.EndDate;
return new DateRange(minimumLoadedDate, maximumLoadedDate);
}
private async Task RenderDatesAsync(CalendarInitInitiative calendarInitInitiative,
DateTime? loadingDisplayDate = null,
CalendarLoadDirection calendarLoadDirection = CalendarLoadDirection.Replace)
@@ -165,10 +171,7 @@ namespace Wino.Calendar.ViewModels
}
else
{
var minimumLoadedDate = DayRanges[0].CalendarRenderOptions.DateRange.StartDate;
var maximumLoadedDate = DayRanges[DayRanges.Count - 1].CalendarRenderOptions.DateRange.EndDate;
var currentInitializedDateRange = new DateRange(minimumLoadedDate, maximumLoadedDate);
var initializedDateRange = GetLoadedDateRange();
// App is trying to load.
// This should be based on direction. We'll load the next or previous range.
@@ -176,11 +179,11 @@ namespace Wino.Calendar.ViewModels
if (calendarLoadDirection == CalendarLoadDirection.Previous)
{
flipLoadRange = strategy.GetPreviousDateRange(currentInitializedDateRange, StatePersistanceService.DayDisplayCount);
flipLoadRange = strategy.GetPreviousDateRange(initializedDateRange, StatePersistanceService.DayDisplayCount);
}
else
{
flipLoadRange = strategy.GetNextDateRange(currentInitializedDateRange, StatePersistanceService.DayDisplayCount);
flipLoadRange = strategy.GetNextDateRange(initializedDateRange, StatePersistanceService.DayDisplayCount);
}
}
@@ -310,7 +313,7 @@ namespace Wino.Calendar.ViewModels
}
}
private bool ShouldScrollToItem(CalendarInitializeMessage message)
private bool ShouldScrollToItem(LoadCalendarMessage message)
{
// Never scroll if the initiative is from the app.
if (message.CalendarInitInitiative == CalendarInitInitiative.App) return false;
@@ -318,36 +321,34 @@ namespace Wino.Calendar.ViewModels
// Nothing to scroll.
if (DayRanges.Count == 0) return false;
var minimumLoadedDate = DayRanges[0].CalendarRenderOptions.DateRange.StartDate;
var maximumLoadedDate = DayRanges[DayRanges.Count - 1].CalendarRenderOptions.DateRange.EndDate;
var initializedDateRange = GetLoadedDateRange();
var selectedDate = message.DisplayDate;
return selectedDate >= minimumLoadedDate && selectedDate <= maximumLoadedDate;
return selectedDate >= initializedDateRange.StartDate && selectedDate <= initializedDateRange.EndDate;
}
partial void OnSelectedDayRangeChanged(DayRangeRenderModel value)
{
if (DayRanges.Count == 0 || SelectedDateRangeIndex < 0) return;
if (isLoadMoreBlocked) return;
var selectedRange = DayRanges[SelectedDateRangeIndex];
if (selectedRange != null)
{
// Send the loading message initiated by the app.
if (SelectedDateRangeIndex == DayRanges.Count - 1)
{
// Load next, starting from the end date.
_ = LoadMoreAsync(CalendarLoadDirection.Next);
}
else if (SelectedDateRangeIndex == 0)
{
// Load previous, starting from the start date.
Messenger.Send(new VisibleDateRangeChangedMessage(new DateRange(selectedRange.Period.Start, selectedRange.Period.End)));
_ = LoadMoreAsync(CalendarLoadDirection.Previous);
}
if (isLoadMoreBlocked) return;
// Send the loading message initiated by the app.
if (SelectedDateRangeIndex == DayRanges.Count - 1)
{
// Load next, starting from the end date.
_ = LoadMoreAsync(CalendarLoadDirection.Next);
}
else if (SelectedDateRangeIndex == 0)
{
// Load previous, starting from the start date.
_ = LoadMoreAsync(CalendarLoadDirection.Previous);
}
}