898 lines
31 KiB
C#
898 lines
31 KiB
C#
#if CSHARP_7_OR_LATER || (UNITY_2018_3_OR_NEWER && (NET_STANDARD_2_0 || NET_4_6))
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#pragma warning disable CS1591 // Missing XML comment for publicly visible type or member
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using System;
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using System.Threading;
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using UniRx.Async.Internal;
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using UnityEngine;
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using UnityEngine.Networking;
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namespace UniRx.Async
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{
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public static partial class UnityAsyncExtensions
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{
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public static AsyncOperationAwaiter GetAwaiter(this AsyncOperation asyncOperation)
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{
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Error.ThrowArgumentNullException(asyncOperation, nameof(asyncOperation));
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return new AsyncOperationAwaiter(asyncOperation);
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}
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public static UniTask ToUniTask(this AsyncOperation asyncOperation)
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{
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Error.ThrowArgumentNullException(asyncOperation, nameof(asyncOperation));
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return new UniTask(new AsyncOperationAwaiter(asyncOperation));
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}
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public static UniTask ConfigureAwait(this AsyncOperation asyncOperation, IProgress<float> progress = null, PlayerLoopTiming timing = PlayerLoopTiming.Update, CancellationToken cancellation = default(CancellationToken))
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{
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Error.ThrowArgumentNullException(asyncOperation, nameof(asyncOperation));
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var awaiter = new AsyncOperationConfiguredAwaiter(asyncOperation, progress, cancellation);
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if (!awaiter.IsCompleted)
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{
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PlayerLoopHelper.AddAction(timing, awaiter);
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}
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return new UniTask(awaiter);
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}
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public static ResourceRequestAwaiter GetAwaiter(this ResourceRequest resourceRequest)
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{
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Error.ThrowArgumentNullException(resourceRequest, nameof(resourceRequest));
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return new ResourceRequestAwaiter(resourceRequest);
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}
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public static UniTask<UnityEngine.Object> ToUniTask(this ResourceRequest resourceRequest)
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{
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Error.ThrowArgumentNullException(resourceRequest, nameof(resourceRequest));
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return new UniTask<UnityEngine.Object>(new ResourceRequestAwaiter(resourceRequest));
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}
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public static UniTask<UnityEngine.Object> ConfigureAwait(this ResourceRequest resourceRequest, IProgress<float> progress = null, PlayerLoopTiming timing = PlayerLoopTiming.Update, CancellationToken cancellation = default(CancellationToken))
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{
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Error.ThrowArgumentNullException(resourceRequest, nameof(resourceRequest));
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var awaiter = new ResourceRequestConfiguredAwaiter(resourceRequest, progress, cancellation);
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if (!awaiter.IsCompleted)
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{
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PlayerLoopHelper.AddAction(timing, awaiter);
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}
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return new UniTask<UnityEngine.Object>(awaiter);
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}
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public static AssetBundleRequestAwaiter GetAwaiter(this AssetBundleRequest resourceRequest)
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{
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Error.ThrowArgumentNullException(resourceRequest, nameof(resourceRequest));
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return new AssetBundleRequestAwaiter(resourceRequest);
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}
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public static UniTask<UnityEngine.Object> ToUniTask(this AssetBundleRequest resourceRequest)
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{
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Error.ThrowArgumentNullException(resourceRequest, nameof(resourceRequest));
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return new UniTask<UnityEngine.Object>(new AssetBundleRequestAwaiter(resourceRequest));
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}
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public static UniTask<UnityEngine.Object> ConfigureAwait(this AssetBundleRequest resourceRequest, IProgress<float> progress = null, PlayerLoopTiming timing = PlayerLoopTiming.Update, CancellationToken cancellation = default(CancellationToken))
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{
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Error.ThrowArgumentNullException(resourceRequest, nameof(resourceRequest));
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var awaiter = new AssetBundleRequestConfiguredAwaiter(resourceRequest, progress, cancellation);
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if (!awaiter.IsCompleted)
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{
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PlayerLoopHelper.AddAction(timing, awaiter);
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}
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return new UniTask<UnityEngine.Object>(awaiter);
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}
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#if ENABLE_WWW
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#if UNITY_2018_3_OR_NEWER
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#pragma warning disable CS0618
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#endif
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public static IAwaiter GetAwaiter(this WWW www)
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{
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Error.ThrowArgumentNullException(www, nameof(www));
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var awaiter = new WWWConfiguredAwaiter(www, null, CancellationToken.None);
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if (!awaiter.IsCompleted)
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{
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PlayerLoopHelper.AddAction(PlayerLoopTiming.Update, awaiter);
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}
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return awaiter;
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}
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public static UniTask ToUniTask(this WWW www)
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{
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Error.ThrowArgumentNullException(www, nameof(www));
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var awaiter = new WWWConfiguredAwaiter(www, null, CancellationToken.None);
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if (!awaiter.IsCompleted)
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{
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PlayerLoopHelper.AddAction(PlayerLoopTiming.Update, awaiter);
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}
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return new UniTask(awaiter);
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}
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public static UniTask ConfigureAwait(this WWW www, IProgress<float> progress = null, PlayerLoopTiming timing = PlayerLoopTiming.Update, CancellationToken cancellation = default(CancellationToken))
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{
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Error.ThrowArgumentNullException(www, nameof(www));
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var awaiter = new WWWConfiguredAwaiter(www, progress, cancellation);
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if (!awaiter.IsCompleted)
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{
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PlayerLoopHelper.AddAction(timing, awaiter);
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}
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return new UniTask(awaiter);
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}
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#if UNITY_2018_3_OR_NEWER
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#pragma warning restore CS0618
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#endif
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#endif
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#if ENABLE_UNITYWEBREQUEST
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public static UnityWebRequestAsyncOperationAwaiter GetAwaiter(this UnityWebRequestAsyncOperation asyncOperation)
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{
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Error.ThrowArgumentNullException(asyncOperation, nameof(asyncOperation));
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return new UnityWebRequestAsyncOperationAwaiter(asyncOperation);
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}
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public static UniTask<UnityWebRequest> ToUniTask(this UnityWebRequestAsyncOperation asyncOperation)
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{
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Error.ThrowArgumentNullException(asyncOperation, nameof(asyncOperation));
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return new UniTask<UnityWebRequest>(new UnityWebRequestAsyncOperationAwaiter(asyncOperation));
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}
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public static UniTask<UnityWebRequest> ConfigureAwait(this UnityWebRequestAsyncOperation asyncOperation, IProgress<float> progress = null, PlayerLoopTiming timing = PlayerLoopTiming.Update, CancellationToken cancellation = default(CancellationToken))
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{
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Error.ThrowArgumentNullException(asyncOperation, nameof(asyncOperation));
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var awaiter = new UnityWebRequestAsyncOperationConfiguredAwaiter(asyncOperation, progress, cancellation);
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if (!awaiter.IsCompleted)
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{
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PlayerLoopHelper.AddAction(timing, awaiter);
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}
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return new UniTask<UnityWebRequest>(awaiter);
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}
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#endif
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public struct AsyncOperationAwaiter : IAwaiter
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{
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AsyncOperation asyncOperation;
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Action<AsyncOperation> continuationAction;
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AwaiterStatus status;
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public AsyncOperationAwaiter(AsyncOperation asyncOperation)
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{
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this.status = asyncOperation.isDone ? AwaiterStatus.Succeeded : AwaiterStatus.Pending;
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this.asyncOperation = (this.status.IsCompleted()) ? null : asyncOperation;
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this.continuationAction = null;
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}
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public bool IsCompleted => status.IsCompleted();
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public AwaiterStatus Status => status;
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public void GetResult()
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{
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if (status == AwaiterStatus.Succeeded) return;
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if (status == AwaiterStatus.Pending)
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{
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// first timing of call
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if (asyncOperation.isDone)
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{
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status = AwaiterStatus.Succeeded;
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}
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else
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{
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Error.ThrowNotYetCompleted();
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}
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}
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if (continuationAction != null)
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{
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asyncOperation.completed -= continuationAction;
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asyncOperation = null; // remove reference.
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continuationAction = null;
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}
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else
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{
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asyncOperation = null; // remove reference.
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}
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}
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public void OnCompleted(Action continuation)
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{
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UnsafeOnCompleted(continuation);
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}
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public void UnsafeOnCompleted(Action continuation)
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{
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Error.ThrowWhenContinuationIsAlreadyRegistered(continuationAction);
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continuationAction = continuation.AsFuncOfT<AsyncOperation>();
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asyncOperation.completed += continuationAction;
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}
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}
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class AsyncOperationConfiguredAwaiter : IAwaiter, IPlayerLoopItem
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{
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AsyncOperation asyncOperation;
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IProgress<float> progress;
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CancellationToken cancellationToken;
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AwaiterStatus status;
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Action continuation;
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public AsyncOperationConfiguredAwaiter(AsyncOperation asyncOperation, IProgress<float> progress, CancellationToken cancellationToken)
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{
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this.status = cancellationToken.IsCancellationRequested ? AwaiterStatus.Canceled
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: asyncOperation.isDone ? AwaiterStatus.Succeeded
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: AwaiterStatus.Pending;
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if (this.status.IsCompleted()) return;
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this.asyncOperation = asyncOperation;
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this.progress = progress;
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this.cancellationToken = cancellationToken;
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this.continuation = null;
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TaskTracker.TrackActiveTask(this, 2);
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}
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public bool IsCompleted => status.IsCompleted();
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public AwaiterStatus Status => status;
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public void GetResult()
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{
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if (status == AwaiterStatus.Succeeded)
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{
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return;
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}
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else if (status == AwaiterStatus.Canceled)
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{
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Error.ThrowOperationCanceledException();
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}
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Error.ThrowNotYetCompleted();
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}
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public bool MoveNext()
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{
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if (cancellationToken.IsCancellationRequested)
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{
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InvokeContinuation(AwaiterStatus.Canceled);
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return false;
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}
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if (progress != null)
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{
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progress.Report(asyncOperation.progress);
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}
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if (asyncOperation.isDone)
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{
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InvokeContinuation(AwaiterStatus.Succeeded);
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return false;
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}
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return true;
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}
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void InvokeContinuation(AwaiterStatus status)
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{
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this.status = status;
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var cont = this.continuation;
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// cleanup
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TaskTracker.RemoveTracking(this);
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this.continuation = null;
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this.cancellationToken = CancellationToken.None;
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this.progress = null;
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this.asyncOperation = null;
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if (cont != null) cont.Invoke();
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}
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public void OnCompleted(Action continuation)
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{
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UnsafeOnCompleted(continuation);
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}
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public void UnsafeOnCompleted(Action continuation)
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{
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Error.ThrowWhenContinuationIsAlreadyRegistered(this.continuation);
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this.continuation = continuation;
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}
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}
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public struct ResourceRequestAwaiter : IAwaiter<UnityEngine.Object>
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{
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ResourceRequest asyncOperation;
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Action<AsyncOperation> continuationAction;
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AwaiterStatus status;
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UnityEngine.Object result;
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public ResourceRequestAwaiter(ResourceRequest asyncOperation)
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{
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this.status = asyncOperation.isDone ? AwaiterStatus.Succeeded : AwaiterStatus.Pending;
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this.asyncOperation = (this.status.IsCompleted()) ? null : asyncOperation;
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this.result = (this.status.IsCompletedSuccessfully()) ? asyncOperation.asset : null;
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this.continuationAction = null;
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}
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public bool IsCompleted => status.IsCompleted();
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public AwaiterStatus Status => status;
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public UnityEngine.Object GetResult()
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{
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if (status == AwaiterStatus.Succeeded) return this.result;
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if (status == AwaiterStatus.Pending)
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{
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// first timing of call
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if (asyncOperation.isDone)
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{
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status = AwaiterStatus.Succeeded;
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}
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else
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{
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Error.ThrowNotYetCompleted();
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}
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}
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this.result = asyncOperation.asset;
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if (continuationAction != null)
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{
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asyncOperation.completed -= continuationAction;
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asyncOperation = null; // remove reference.
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continuationAction = null;
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}
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else
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{
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asyncOperation = null; // remove reference.
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}
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return this.result;
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}
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void IAwaiter.GetResult() => GetResult();
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public void OnCompleted(Action continuation)
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{
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UnsafeOnCompleted(continuation);
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}
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public void UnsafeOnCompleted(Action continuation)
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{
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Error.ThrowWhenContinuationIsAlreadyRegistered(continuationAction);
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continuationAction = continuation.AsFuncOfT<AsyncOperation>();
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asyncOperation.completed += continuationAction;
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}
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}
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class ResourceRequestConfiguredAwaiter : IAwaiter<UnityEngine.Object>, IPlayerLoopItem
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{
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ResourceRequest asyncOperation;
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IProgress<float> progress;
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CancellationToken cancellationToken;
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AwaiterStatus status;
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Action continuation;
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UnityEngine.Object result;
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public ResourceRequestConfiguredAwaiter(ResourceRequest asyncOperation, IProgress<float> progress, CancellationToken cancellationToken)
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{
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this.status = cancellationToken.IsCancellationRequested ? AwaiterStatus.Canceled
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: asyncOperation.isDone ? AwaiterStatus.Succeeded
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: AwaiterStatus.Pending;
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if (this.status.IsCompletedSuccessfully()) this.result = asyncOperation.asset;
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if (this.status.IsCompleted()) return;
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this.asyncOperation = asyncOperation;
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this.progress = progress;
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this.cancellationToken = cancellationToken;
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this.continuation = null;
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this.result = null;
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TaskTracker.TrackActiveTask(this, 2);
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}
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public bool IsCompleted => status.IsCompleted();
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public AwaiterStatus Status => status;
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void IAwaiter.GetResult() => GetResult();
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public UnityEngine.Object GetResult()
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{
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if (status == AwaiterStatus.Succeeded) return this.result;
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if (status == AwaiterStatus.Canceled)
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{
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Error.ThrowOperationCanceledException();
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}
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return Error.ThrowNotYetCompleted<UnityEngine.Object>();
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}
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public bool MoveNext()
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{
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if (cancellationToken.IsCancellationRequested)
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{
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InvokeContinuation(AwaiterStatus.Canceled);
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return false;
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}
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if (progress != null)
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{
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progress.Report(asyncOperation.progress);
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}
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if (asyncOperation.isDone)
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{
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this.result = asyncOperation.asset;
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InvokeContinuation(AwaiterStatus.Succeeded);
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return false;
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}
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return true;
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}
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void InvokeContinuation(AwaiterStatus status)
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{
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this.status = status;
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var cont = this.continuation;
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// cleanup
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TaskTracker.RemoveTracking(this);
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this.continuation = null;
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this.cancellationToken = CancellationToken.None;
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this.progress = null;
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this.asyncOperation = null;
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if (cont != null) cont.Invoke();
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}
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public void OnCompleted(Action continuation)
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{
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Error.ThrowWhenContinuationIsAlreadyRegistered(this.continuation);
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this.continuation = continuation;
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}
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public void UnsafeOnCompleted(Action continuation)
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{
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Error.ThrowWhenContinuationIsAlreadyRegistered(this.continuation);
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this.continuation = continuation;
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}
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}
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public struct AssetBundleRequestAwaiter : IAwaiter<UnityEngine.Object>
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{
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AssetBundleRequest asyncOperation;
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Action<AsyncOperation> continuationAction;
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AwaiterStatus status;
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UnityEngine.Object result;
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public AssetBundleRequestAwaiter(AssetBundleRequest asyncOperation)
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{
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this.status = asyncOperation.isDone ? AwaiterStatus.Succeeded : AwaiterStatus.Pending;
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this.asyncOperation = (this.status.IsCompleted()) ? null : asyncOperation;
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this.result = (this.status.IsCompletedSuccessfully()) ? asyncOperation.asset : null;
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this.continuationAction = null;
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}
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public bool IsCompleted => status.IsCompleted();
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public AwaiterStatus Status => status;
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public UnityEngine.Object GetResult()
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{
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if (status == AwaiterStatus.Succeeded) return this.result;
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if (status == AwaiterStatus.Pending)
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{
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// first timing of call
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if (asyncOperation.isDone)
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{
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status = AwaiterStatus.Succeeded;
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}
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else
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{
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Error.ThrowNotYetCompleted();
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}
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}
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this.result = asyncOperation.asset;
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if (continuationAction != null)
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{
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asyncOperation.completed -= continuationAction;
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asyncOperation = null; // remove reference.
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continuationAction = null;
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}
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else
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{
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asyncOperation = null; // remove reference.
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}
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return this.result;
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}
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void IAwaiter.GetResult() => GetResult();
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public void OnCompleted(Action continuation)
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{
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UnsafeOnCompleted(continuation);
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}
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public void UnsafeOnCompleted(Action continuation)
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{
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Error.ThrowWhenContinuationIsAlreadyRegistered(continuationAction);
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continuationAction = continuation.AsFuncOfT<AsyncOperation>();
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asyncOperation.completed += continuationAction;
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}
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}
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class AssetBundleRequestConfiguredAwaiter : IAwaiter<UnityEngine.Object>, IPlayerLoopItem
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{
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AssetBundleRequest asyncOperation;
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IProgress<float> progress;
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CancellationToken cancellationToken;
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AwaiterStatus status;
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Action continuation;
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UnityEngine.Object result;
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public AssetBundleRequestConfiguredAwaiter(AssetBundleRequest asyncOperation, IProgress<float> progress, CancellationToken cancellationToken)
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{
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this.status = cancellationToken.IsCancellationRequested ? AwaiterStatus.Canceled
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: asyncOperation.isDone ? AwaiterStatus.Succeeded
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: AwaiterStatus.Pending;
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if (this.status.IsCompletedSuccessfully()) this.result = asyncOperation.asset;
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if (this.status.IsCompleted()) return;
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this.asyncOperation = asyncOperation;
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this.progress = progress;
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this.cancellationToken = cancellationToken;
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this.continuation = null;
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this.result = null;
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TaskTracker.TrackActiveTask(this, 2);
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}
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public bool IsCompleted => status.IsCompleted();
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public AwaiterStatus Status => status;
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void IAwaiter.GetResult() => GetResult();
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public UnityEngine.Object GetResult()
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{
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if (status == AwaiterStatus.Succeeded) return this.result;
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if (status == AwaiterStatus.Canceled)
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{
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Error.ThrowOperationCanceledException();
|
|
}
|
|
|
|
return Error.ThrowNotYetCompleted<UnityEngine.Object>();
|
|
}
|
|
|
|
public bool MoveNext()
|
|
{
|
|
if (cancellationToken.IsCancellationRequested)
|
|
{
|
|
InvokeContinuation(AwaiterStatus.Canceled);
|
|
return false;
|
|
}
|
|
|
|
if (progress != null)
|
|
{
|
|
progress.Report(asyncOperation.progress);
|
|
}
|
|
|
|
if (asyncOperation.isDone)
|
|
{
|
|
this.result = asyncOperation.asset;
|
|
InvokeContinuation(AwaiterStatus.Succeeded);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void InvokeContinuation(AwaiterStatus status)
|
|
{
|
|
this.status = status;
|
|
var cont = this.continuation;
|
|
|
|
// cleanup
|
|
TaskTracker.RemoveTracking(this);
|
|
this.continuation = null;
|
|
this.cancellationToken = CancellationToken.None;
|
|
this.progress = null;
|
|
this.asyncOperation = null;
|
|
|
|
if (cont != null) cont.Invoke();
|
|
}
|
|
|
|
public void OnCompleted(Action continuation)
|
|
{
|
|
Error.ThrowWhenContinuationIsAlreadyRegistered(this.continuation);
|
|
this.continuation = continuation;
|
|
}
|
|
|
|
public void UnsafeOnCompleted(Action continuation)
|
|
{
|
|
Error.ThrowWhenContinuationIsAlreadyRegistered(this.continuation);
|
|
this.continuation = continuation;
|
|
}
|
|
}
|
|
|
|
#if ENABLE_WWW
|
|
|
|
#if UNITY_2018_3_OR_NEWER
|
|
#pragma warning disable CS0618
|
|
#endif
|
|
|
|
class WWWConfiguredAwaiter : IAwaiter, IPlayerLoopItem
|
|
{
|
|
WWW asyncOperation;
|
|
IProgress<float> progress;
|
|
CancellationToken cancellationToken;
|
|
AwaiterStatus status;
|
|
Action continuation;
|
|
|
|
public WWWConfiguredAwaiter(WWW asyncOperation, IProgress<float> progress, CancellationToken cancellationToken)
|
|
{
|
|
this.status = cancellationToken.IsCancellationRequested ? AwaiterStatus.Canceled
|
|
: asyncOperation.isDone ? AwaiterStatus.Succeeded
|
|
: AwaiterStatus.Pending;
|
|
|
|
if (this.status.IsCompleted()) return;
|
|
|
|
this.asyncOperation = asyncOperation;
|
|
this.progress = progress;
|
|
this.cancellationToken = cancellationToken;
|
|
this.continuation = null;
|
|
|
|
TaskTracker.TrackActiveTask(this, 2);
|
|
}
|
|
|
|
public bool IsCompleted => status.IsCompleted();
|
|
public AwaiterStatus Status => status;
|
|
|
|
public void GetResult()
|
|
{
|
|
if (status == AwaiterStatus.Succeeded)
|
|
{
|
|
return;
|
|
}
|
|
else if (status == AwaiterStatus.Canceled)
|
|
{
|
|
Error.ThrowOperationCanceledException();
|
|
}
|
|
|
|
Error.ThrowNotYetCompleted();
|
|
}
|
|
|
|
public bool MoveNext()
|
|
{
|
|
if (cancellationToken.IsCancellationRequested)
|
|
{
|
|
InvokeContinuation(AwaiterStatus.Canceled);
|
|
return false;
|
|
}
|
|
|
|
if (progress != null)
|
|
{
|
|
progress.Report(asyncOperation.progress);
|
|
}
|
|
|
|
if (asyncOperation.isDone)
|
|
{
|
|
InvokeContinuation(AwaiterStatus.Succeeded);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void InvokeContinuation(AwaiterStatus status)
|
|
{
|
|
this.status = status;
|
|
var cont = this.continuation;
|
|
|
|
// cleanup
|
|
TaskTracker.RemoveTracking(this);
|
|
this.continuation = null;
|
|
this.cancellationToken = CancellationToken.None;
|
|
this.progress = null;
|
|
this.asyncOperation = null;
|
|
|
|
if (cont != null) cont.Invoke();
|
|
}
|
|
|
|
public void OnCompleted(Action continuation)
|
|
{
|
|
UnsafeOnCompleted(continuation);
|
|
}
|
|
|
|
public void UnsafeOnCompleted(Action continuation)
|
|
{
|
|
Error.ThrowWhenContinuationIsAlreadyRegistered(this.continuation);
|
|
this.continuation = continuation;
|
|
}
|
|
}
|
|
|
|
#if UNITY_2018_3_OR_NEWER
|
|
#pragma warning restore CS0618
|
|
#endif
|
|
|
|
#endif
|
|
|
|
#if ENABLE_UNITYWEBREQUEST
|
|
|
|
public struct UnityWebRequestAsyncOperationAwaiter : IAwaiter<UnityWebRequest>
|
|
{
|
|
UnityWebRequestAsyncOperation asyncOperation;
|
|
Action<AsyncOperation> continuationAction;
|
|
AwaiterStatus status;
|
|
UnityWebRequest result;
|
|
|
|
public UnityWebRequestAsyncOperationAwaiter(UnityWebRequestAsyncOperation asyncOperation)
|
|
{
|
|
this.status = asyncOperation.isDone ? AwaiterStatus.Succeeded : AwaiterStatus.Pending;
|
|
this.asyncOperation = (this.status.IsCompleted()) ? null : asyncOperation;
|
|
this.result = (this.status.IsCompletedSuccessfully()) ? asyncOperation.webRequest : null;
|
|
this.continuationAction = null;
|
|
}
|
|
|
|
public bool IsCompleted => status.IsCompleted();
|
|
public AwaiterStatus Status => status;
|
|
|
|
public UnityWebRequest GetResult()
|
|
{
|
|
if (status == AwaiterStatus.Succeeded) return this.result;
|
|
|
|
if (status == AwaiterStatus.Pending)
|
|
{
|
|
// first timing of call
|
|
if (asyncOperation.isDone)
|
|
{
|
|
status = AwaiterStatus.Succeeded;
|
|
}
|
|
else
|
|
{
|
|
Error.ThrowNotYetCompleted();
|
|
}
|
|
}
|
|
|
|
this.result = asyncOperation.webRequest;
|
|
|
|
if (continuationAction != null)
|
|
{
|
|
asyncOperation.completed -= continuationAction;
|
|
asyncOperation = null; // remove reference.
|
|
continuationAction = null;
|
|
}
|
|
else
|
|
{
|
|
asyncOperation = null; // remove reference.
|
|
}
|
|
|
|
|
|
return this.result;
|
|
}
|
|
|
|
void IAwaiter.GetResult() => GetResult();
|
|
|
|
public void OnCompleted(Action continuation)
|
|
{
|
|
UnsafeOnCompleted(continuation);
|
|
}
|
|
|
|
public void UnsafeOnCompleted(Action continuation)
|
|
{
|
|
Error.ThrowWhenContinuationIsAlreadyRegistered(continuationAction);
|
|
continuationAction = continuation.AsFuncOfT<AsyncOperation>();
|
|
asyncOperation.completed += continuationAction;
|
|
}
|
|
}
|
|
|
|
class UnityWebRequestAsyncOperationConfiguredAwaiter : IAwaiter<UnityWebRequest>, IPlayerLoopItem
|
|
{
|
|
UnityWebRequestAsyncOperation asyncOperation;
|
|
IProgress<float> progress;
|
|
CancellationToken cancellationToken;
|
|
AwaiterStatus status;
|
|
Action continuation;
|
|
UnityWebRequest result;
|
|
|
|
public UnityWebRequestAsyncOperationConfiguredAwaiter(UnityWebRequestAsyncOperation asyncOperation, IProgress<float> progress, CancellationToken cancellationToken)
|
|
{
|
|
this.status = cancellationToken.IsCancellationRequested ? AwaiterStatus.Canceled
|
|
: asyncOperation.isDone ? AwaiterStatus.Succeeded
|
|
: AwaiterStatus.Pending;
|
|
|
|
if (this.status.IsCompletedSuccessfully()) this.result = asyncOperation.webRequest;
|
|
if (this.status.IsCompleted()) return;
|
|
|
|
this.asyncOperation = asyncOperation;
|
|
this.progress = progress;
|
|
this.cancellationToken = cancellationToken;
|
|
this.continuation = null;
|
|
this.result = null;
|
|
|
|
TaskTracker.TrackActiveTask(this, 2);
|
|
}
|
|
|
|
public bool IsCompleted => status.IsCompleted();
|
|
public AwaiterStatus Status => status;
|
|
void IAwaiter.GetResult() => GetResult();
|
|
|
|
public UnityWebRequest GetResult()
|
|
{
|
|
if (status == AwaiterStatus.Succeeded) return this.result;
|
|
|
|
if (status == AwaiterStatus.Canceled)
|
|
{
|
|
Error.ThrowOperationCanceledException();
|
|
}
|
|
|
|
return Error.ThrowNotYetCompleted<UnityWebRequest>();
|
|
}
|
|
|
|
public bool MoveNext()
|
|
{
|
|
if (cancellationToken.IsCancellationRequested)
|
|
{
|
|
InvokeContinuation(AwaiterStatus.Canceled);
|
|
return false;
|
|
}
|
|
|
|
if (progress != null)
|
|
{
|
|
progress.Report(asyncOperation.progress);
|
|
}
|
|
|
|
if (asyncOperation.isDone)
|
|
{
|
|
this.result = asyncOperation.webRequest;
|
|
InvokeContinuation(AwaiterStatus.Succeeded);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void InvokeContinuation(AwaiterStatus status)
|
|
{
|
|
this.status = status;
|
|
var cont = this.continuation;
|
|
|
|
// cleanup
|
|
TaskTracker.RemoveTracking(this);
|
|
this.continuation = null;
|
|
this.cancellationToken = CancellationToken.None;
|
|
this.progress = null;
|
|
this.asyncOperation = null;
|
|
|
|
if (cont != null) cont.Invoke();
|
|
}
|
|
|
|
public void OnCompleted(Action continuation)
|
|
{
|
|
Error.ThrowWhenContinuationIsAlreadyRegistered(this.continuation);
|
|
this.continuation = continuation;
|
|
}
|
|
|
|
public void UnsafeOnCompleted(Action continuation)
|
|
{
|
|
Error.ThrowWhenContinuationIsAlreadyRegistered(this.continuation);
|
|
this.continuation = continuation;
|
|
}
|
|
}
|
|
|
|
#endif
|
|
}
|
|
}
|
|
#endif |