67 lines
2.4 KiB
C#
67 lines
2.4 KiB
C#
using Android.App;
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using Android.Content.PM;
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using Android.Content;
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using Avalonia.Android;
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using AndroidX.Emoji2.Text;
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namespace PostIt.Android;
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[Activity(
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Name = "PostIt.Android.PostItMainActivity",
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Label = "PostIt.Android",
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Theme = "@style/MyTheme.NoActionBar",
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Icon = "@drawable/icon",
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MainLauncher = true,
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LaunchMode = LaunchMode.SingleTask,
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ConfigurationChanges = ConfigChanges.Orientation | ConfigChanges.ScreenSize | ConfigChanges.UiMode)]
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public class MainActivity : AvaloniaMainActivity
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{
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/// <summary>
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/// Strongly-typed handle to the current MainActivity instance, set in
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/// <see cref="OnCreate"/> and consumed by platform services such as
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/// <see cref="Services.AndroidSystemBrowser"/> which need to launch
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/// Chrome Custom Tabs.
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/// </summary>
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public static MainActivity? Current { get; private set; }
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protected override void OnCreate(global::Android.OS.Bundle? savedInstanceState)
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{
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EmojiCompat.Init(this);
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base.OnCreate(savedInstanceState);
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PlatformBootstrap.EnsureInitialized();
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Current = this;
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}
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/// <summary>
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/// Receives the deep-link Intent fired by the system browser after the
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/// user completes the OIDC login on https://yavsc.pschneider.fr. The
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/// Intent URI has the shape <c>android://postit-signin?code=...&state=...</c>.
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///
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/// IdentityModel.OidcClient.Browser.SystemBrowser is set up to await this
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/// callback via a TaskCompletionSource; expose the received Intent here
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/// through a static sink so the browser can resolve the pending login.
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/// </summary>
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protected override void OnNewIntent(Intent? intent)
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{
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base.OnNewIntent(intent);
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if (intent is not null) AndroidOidcCallbackSink.Handle(intent);
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}
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internal static class AndroidOidcCallbackSink
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{
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private static System.Threading.Tasks.TaskCompletionSource<string>? _pending;
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public static System.Threading.Tasks.Task<string> AwaitNextCallbackAsync()
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{
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_pending = new System.Threading.Tasks.TaskCompletionSource<string>(
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System.Threading.Tasks.TaskCreationOptions.RunContinuationsAsynchronously);
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return _pending.Task;
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}
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public static void Handle(Intent intent)
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{
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var tcs = System.Threading.Interlocked.Exchange(ref _pending, null);
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tcs?.TrySetResult(intent?.Data?.ToString() ?? string.Empty);
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}
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}
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}
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