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138 lines
3.2 KiB
138 lines
3.2 KiB
#if OVR_PLATFORM_ASYNC_MESSAGES
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using System.Threading.Tasks;
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#endif
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using UnityEngine;
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namespace Oculus.Platform
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{
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public sealed class Request<T> : Request
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{
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#if OVR_PLATFORM_ASYNC_MESSAGES
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private TaskCompletionSource<Message<T>> tcs_ = null;
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#endif
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private Message<T>.Callback callback_ = null;
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public Request(ulong requestID) : base (requestID) { }
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public Request<T> OnComplete(Message<T>.Callback callback)
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{
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if (callback_ != null)
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{
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throw new UnityException("Attempted to attach multiple handlers to a Request. This is not allowed.");
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}
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#if OVR_PLATFORM_ASYNC_MESSAGES
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if (tcs_ != null)
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{
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throw new UnityException("Attempted to attach multiple handlers to a Request. This is not allowed.");
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}
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#endif
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callback_ = callback;
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Callback.AddRequest(this);
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return this;
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}
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#if OVR_PLATFORM_ASYNC_MESSAGES
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new public async Task<Message<T>> Gen()
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{
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if (callback_ != null || tcs_ != null)
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{
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throw new UnityException("Attempted to attach multiple handlers to a Request. This is not allowed.");
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}
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tcs_ = new TaskCompletionSource<Message<T>>();
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Callback.AddRequest(this);
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return await tcs_.Task;
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}
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#endif
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override public void HandleMessage(Message msg)
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{
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if (! (msg is Message<T>))
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{
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Debug.LogError("Unable to handle message: " + msg.GetType());
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return;
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}
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#if OVR_PLATFORM_ASYNC_MESSAGES
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if (tcs_ != null)
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{
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tcs_.SetResult( (Message<T>)msg);
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return;
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}
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#endif
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if (callback_ != null)
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{
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callback_( (Message<T>)msg);
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return;
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}
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throw new UnityException("Request with no handler. This should never happen.");
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}
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}
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public class Request
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{
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#if OVR_PLATFORM_ASYNC_MESSAGES
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private TaskCompletionSource<Message> tcs_;
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#endif
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private Message.Callback callback_;
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public Request(ulong requestID) {this.RequestID = requestID;}
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public ulong RequestID {get; set;}
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public Request OnComplete(Message.Callback callback)
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{
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callback_ = callback;
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Callback.AddRequest(this);
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return this;
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}
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#if OVR_PLATFORM_ASYNC_MESSAGES
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public async Task<Message> Gen() {
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tcs_ = new TaskCompletionSource<Message>();
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Callback.AddRequest(this);
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return await tcs_.Task;
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}
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#endif
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virtual public void HandleMessage(Message msg)
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{
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#if OVR_PLATFORM_ASYNC_MESSAGES
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if (tcs_ != null)
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{
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tcs_.SetResult(msg);
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return;
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}
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#endif
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if (callback_ != null)
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{
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callback_(msg);
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return;
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}
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throw new UnityException("Request with no handler. This should never happen.");
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}
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/**
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* This will run callbacks on all messages that returned from the server.
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* If too many message are coming back at once, then a limit can be passed in
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* as an arg to limit the number of messages to run callbacks on at a time
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*/
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public static void RunCallbacks(uint limit = 0)
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{
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// default of 0 will run callbacks on all messages on the queue
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if (limit == 0)
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{
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Callback.RunCallbacks();
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}
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else
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{
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Callback.RunLimitedCallbacks(limit);
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}
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}
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}
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}
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