void OnIsLoadingChanged(IncrementalLoadingCollection <EntityType> list, bool isLoading)
{
if (IsLoadingChanged != null)
{
IsLoadingChanged.Invoke(list, isLoading);
}
}
private async Task SubmitAsync()
{
IsLoading = true;
await IsLoadingChanged.InvokeAsync(IsLoading);
var user = MUser.FromUser(User);
user.Biography = await editor.GetHTML();
if (user.Biography == "<p><br></p>")
{
user.Biography = null;
}
if (avatarPreview != null)
{
var response = await HttpClient.PostAsJsonAsync("api/images", avatarPreview);
user.AvatarImageId = int.Parse(await response.Content.ReadAsStringAsync());
}
await HttpClient.PutAsJsonAsync("api/users/profile", user);
NavigationManager.NavigateTo(NavigationManager.Uri, true);
IsLoading = false;
}
protected void EndUpdate()
{
IsLoadingChanged?.Invoke(this, new IsLoadingEventArgs()
{
IsLoading = false
});
}
protected void BeginUpdate()
{
IsLoadingChanged?.Invoke(this, new IsLoadingEventArgs()
{
IsLoading = true
});
}
public void SubscribeToDataChanges()
{
if (disposable.IsDisposed)
{
throw new ObjectDisposedException("Object has already been disposed.");
}
if (whenDataChangesSubscription == null)
{
whenDataChangesSubscription = new SerialDisposable();
}
var changes = DataChanges;
var loadingBuffer = changes
.Buffer(IsLoadingChanged.Where(isLoading => isLoading),
c => IsLoadingChanged.Where(isLoading => !isLoading))
.Take(1);
changes = changes
.Where(_ => !IsLoading)
.Merge(loadingBuffer.SelectMany(c => c));
whenDataChangesSubscription.Disposable = changes
.Select(c => c.Where(change => ApplyModelFilter(change.Entity)).ToList())
.Where(c => c.Count > 0)
.ObserveOn(DispatcherScheduler)
.Finally(OnDataChangesSubscriptionFinished)
.Select(CloneEntityChanges)
.Subscribe(CreateDataChangesObserver());
LoadEntities();
}
/// <summary>
/// Raises the <see cref="IsLoadingChanged" /> event.
/// </summary>
protected void RaiseIsLoadingChanged()
{
IsLoadingChanged?.Invoke(this, EventArgs.Empty);
}
private void RaiseIsLoadingChanged(bool isLoading)
{
IsLoadingChanged?.Invoke(this, isLoading);
}
