96 lines
2.8 KiB
C#
96 lines
2.8 KiB
C#
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Runtime.InteropServices;
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using AOT;
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using UnityEngine;
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using UnityEngine.Scripting;
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using Random = UnityEngine.Random;
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namespace TTSDK
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{
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public class TTAssetBundleRequest : AsyncOperation, IEnumerator
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{
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private static readonly Dictionary<string, TTAssetBundleRequest> _urlToRequest =
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new Dictionary<string, TTAssetBundleRequest>();
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public string Url;
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private uint _crc;
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private readonly ulong _offset;
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public bool IsDone;
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private AssetBundle _bundle;
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private string _requestId;
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public delegate void TTAssetBundleCallback(IntPtr idPtr, uint errCode, IntPtr msgPtr);
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public void Dispose()
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{
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}
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public AssetBundle assetBundle
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{
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get
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{
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if (_bundle == null)
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{
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_bundle = AssetBundle.LoadFromFile(Url);
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TTAssetBundle.bundle2path.Add(_bundle, Url);
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}
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return _bundle;
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}
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}
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internal TTAssetBundleRequest(string url, uint crc, ulong offset)
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{
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Url = url;
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_crc = crc;
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_offset = offset;
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IsDone = false;
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_requestId = url + Random.Range(0.0f, 10000000f);
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_urlToRequest.Add(_requestId, this);
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StarkAbfsFetchBundleFromXHR(url, _requestId, new TTAssetBundleCallback(Callback));
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}
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[MonoPInvokeCallback(typeof(TTAssetBundleCallback))]
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public static void Callback(IntPtr idPtr, uint errCode, IntPtr msgPtr)
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{
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string requestId = Marshal.PtrToStringAuto(idPtr);
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_urlToRequest.TryGetValue(requestId, out var request);
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_urlToRequest.Remove(requestId);
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if (errCode == 0U)
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{
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request.IsDone = true;
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}
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else
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{
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string msg = Marshal.PtrToStringAuto(msgPtr);
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Debug.LogError($"StarkAbfsGetBundleFromXML_{requestId} Error: {msg}");
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throw new Exception(msg);
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}
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}
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[Preserve]
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#if UNITY_WEBGL && !UNITY_EDITOR
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[DllImport("__Internal", EntryPoint = "StarkAbfsFetchBundleFromXHR")]
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private static extern void StarkAbfsFetchBundleFromXHR(string url, string id, TTAssetBundleCallback callback);
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#else
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private static void StarkAbfsFetchBundleFromXHR(string url, string id, TTAssetBundleCallback callback)
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{
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throw new PlatformNotSupportedException();
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}
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#endif
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public object Current => null;
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public bool MoveNext() => !IsDone;
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public void Reset() => throw new NotImplementedException("Reset Not Implemented");
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}
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}
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