47 lines
2 KiB
C#
47 lines
2 KiB
C#
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using System;
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using System.Linq;
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using System.Collections.Generic;
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using System.Threading;
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using System.Threading.Tasks;
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using Android;
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using Android.App;
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using Android.Content.PM;
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using AndroidX.Core.App;
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using AndroidX.Core.Content;
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namespace PostIt.Android.Services;
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internal static class PodcastPermissions
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{
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private const int RequestCode = 4043;
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private static TaskCompletionSource<bool>? _pending;
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private static string[] _requested = [];
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public static async Task EnsureAsync(Activity activity, bool microphone, CancellationToken ct)
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{
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var requested = new List<string> { Manifest.Permission.Camera };
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if (microphone) requested.Add(Manifest.Permission.RecordAudio);
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if (OperatingSystem.IsAndroidVersionAtLeast(33)) requested.Add(Manifest.Permission.PostNotifications);
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var permissions = requested.ToArray();
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if (permissions.All(p => ContextCompat.CheckSelfPermission(activity, p) == Permission.Granted)) return;
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if (_pending is not null) throw new InvalidOperationException("Une demande de permissions est deja en cours.");
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_requested = permissions;
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var pending = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);
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_pending = pending;
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ActivityCompat.RequestPermissions(activity, permissions, RequestCode);
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if (!await pending.Task.WaitAsync(ct))
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throw new UnauthorizedAccessException("Autorisez la camera, les notifications et, si selectionne, le microphone pour diffuser.");
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}
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public static bool HandleResult(int requestCode, string[]? permissions, Permission[]? results)
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{
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if (requestCode != RequestCode) return false;
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var granted = permissions is not null && results is not null && permissions.Length == results.Length
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&& _requested.All(p => Array.IndexOf(permissions, p) is var index && index >= 0
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&& results[index] == Permission.Granted);
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var pending = _pending;
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_pending = null;
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pending?.TrySetResult(granted);
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return true;
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}
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}
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