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Encapsulation of grouped account selection events and collective events.

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This commit is contained in:
Burak Kaan Köse
2024-12-29 19:37:36 +01:00
parent eef2ee1baa
commit f7bfbd5080
16 changed files with 242 additions and 49 deletions
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51
Wino.Calendar.ViewModels/AppShellViewModel.cs
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@@ -1,10 +1,12 @@
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Threading;
using System.Threading.Tasks;
using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using CommunityToolkit.Mvvm.Messaging;
using Serilog;
using Wino.Calendar.ViewModels.Data;
using Wino.Calendar.ViewModels.Interfaces;
using Wino.Core.Domain.Collections;
@@ -65,6 +67,9 @@ namespace Wino.Calendar.ViewModels
public bool IsVerticalCalendar => StatePersistenceService.CalendarDisplayType == CalendarDisplayType.Month;
// For updating account calendars asynchronously.
private SemaphoreSlim _accountCalendarUpdateSemaphoreSlim = new(1);
public AppShellViewModel(IPreferencesService preferencesService,
IStatePersistanceService statePersistanceService,
IAccountService accountService,
@@ -77,6 +82,9 @@ namespace Wino.Calendar.ViewModels
_calendarService = calendarService;
AccountCalendarStateService = accountCalendarStateService;
AccountCalendarStateService.AccountCalendarSelectionStateChanged += UpdateAccountCalendarRequested;
AccountCalendarStateService.CollectiveAccountGroupSelectionStateChanged += AccountCalendarStateCollectivelyChanged;
NavigationService = navigationService;
ServerConnectionManager = serverConnectionManager;
PreferencesService = preferencesService;
@@ -104,16 +112,33 @@ namespace Wino.Calendar.ViewModels
UpdateDateNavigationHeaderItems();
await InitializeAccountCalendarsAsync();
TodayClicked();
}
private void AddGroupedAccountCalendarViewModel(GroupedAccountCalendarViewModel groupedAccountCalendarViewModel)
private async void AccountCalendarStateCollectivelyChanged(object sender, GroupedAccountCalendarViewModel e)
{
foreach (var calendarViewModel in groupedAccountCalendarViewModel.AccountCalendars)
{
calendarViewModel.CalendarSelectionStateChanged += UpdateAccountCalendarRequested;
}
// When using three-state checkbox, multiple accounts will be selected/unselected at the same time.
// Reporting all these changes one by one to the UI is not efficient and may cause problems in the future.
AccountCalendarStateService.GroupedAccountCalendars.Add(groupedAccountCalendarViewModel);
// Update all calendar states at once.
try
{
await _accountCalendarUpdateSemaphoreSlim.WaitAsync();
foreach (var calendar in e.AccountCalendars)
{
await _calendarService.UpdateAccountCalendarAsync(calendar.AccountCalendar).ConfigureAwait(false);
}
}
catch (Exception ex)
{
Log.Error(ex, "Error while waiting for account calendar update semaphore.");
}
finally
{
_accountCalendarUpdateSemaphoreSlim.Release();
}
}
private async void UpdateAccountCalendarRequested(object sender, AccountCalendarViewModel e)
@@ -121,7 +146,7 @@ namespace Wino.Calendar.ViewModels
private async Task InitializeAccountCalendarsAsync()
{
await Dispatcher.ExecuteOnUIThread(() => AccountCalendarStateService.GroupedAccountCalendars.Clear());
await Dispatcher.ExecuteOnUIThread(() => AccountCalendarStateService.ClearGroupedAccountCalendar());
var accounts = await _accountService.GetAccountsAsync().ConfigureAwait(false);
@@ -141,7 +166,7 @@ namespace Wino.Calendar.ViewModels
await Dispatcher.ExecuteOnUIThread(() =>
{
AddGroupedAccountCalendarViewModel(groupedAccountCalendarViewModel);
AccountCalendarStateService.AddGroupedAccountCalendar(groupedAccountCalendarViewModel);
});
}
}
@@ -233,12 +258,12 @@ namespace Wino.Calendar.ViewModels
private readonly IAccountService _accountService;
private readonly ICalendarService _calendarService;
public override void OnPageLoaded()
{
base.OnPageLoaded();
//public override void OnPageLoaded()
//{
// base.OnPageLoaded();
TodayClicked();
}
// TodayClicked();
//}
#region Commands