143 lines
3.4 KiB
C#
143 lines
3.4 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace YooAsset
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{
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/// <summary>
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/// 请求远端包裹的最新版本
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/// </summary>
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public abstract class UpdatePackageVersionOperation : AsyncOperationBase
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{
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/// <summary>
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/// 当前最新的包裹版本
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/// </summary>
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public string PackageVersion { protected set; get; }
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}
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/// <summary>
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/// 编辑器下模拟模式的请求远端包裹的最新版本
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/// </summary>
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internal sealed class EditorPlayModeUpdatePackageVersionOperation : UpdatePackageVersionOperation
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{
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internal override void Start()
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{
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Status = EOperationStatus.Succeed;
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}
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internal override void Update()
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{
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}
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}
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/// <summary>
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/// 离线模式的请求远端包裹的最新版本
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/// </summary>
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internal sealed class OfflinePlayModeUpdatePackageVersionOperation : UpdatePackageVersionOperation
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{
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internal override void Start()
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{
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Status = EOperationStatus.Succeed;
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}
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internal override void Update()
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{
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}
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}
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/// <summary>
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/// 联机模式的请求远端包裹的最新版本
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/// </summary>
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internal sealed class HostPlayModeUpdatePackageVersionOperation : UpdatePackageVersionOperation
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{
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private enum ESteps
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{
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None,
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LoadStaticVersion,
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CheckStaticVersion,
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Done,
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}
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private static int RequestCount = 0;
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private readonly HostPlayModeImpl _impl;
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private readonly string _packageName;
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private readonly bool _appendTimeTicks;
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private readonly int _timeout;
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private UnityWebDataRequester _downloader;
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private ESteps _steps = ESteps.None;
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internal HostPlayModeUpdatePackageVersionOperation(HostPlayModeImpl impl, string packageName, bool appendTimeTicks, int timeout)
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{
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_impl = impl;
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_packageName = packageName;
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_appendTimeTicks = appendTimeTicks;
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_timeout = timeout;
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}
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internal override void Start()
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{
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RequestCount++;
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_steps = ESteps.LoadStaticVersion;
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}
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internal override void Update()
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{
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if (_steps == ESteps.None || _steps == ESteps.Done)
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return;
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if (_steps == ESteps.LoadStaticVersion)
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{
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string fileName = YooAssetSettingsData.GetPatchManifestVersionFileName(_packageName);
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string webURL = GetStaticVersionRequestURL(fileName);
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YooLogger.Log($"Beginning to request package version : {webURL}");
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_downloader = new UnityWebDataRequester();
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_downloader.SendRequest(webURL, _timeout);
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_steps = ESteps.CheckStaticVersion;
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}
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if (_steps == ESteps.CheckStaticVersion)
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{
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Progress = _downloader.Progress();
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if (_downloader.IsDone() == false)
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return;
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if (_downloader.HasError())
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{
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_steps = ESteps.Done;
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Status = EOperationStatus.Failed;
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Error = _downloader.GetError();
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}
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else
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{
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PackageVersion = _downloader.GetText();
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if (string.IsNullOrEmpty(PackageVersion))
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{
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_steps = ESteps.Done;
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Status = EOperationStatus.Failed;
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Error = $"Package version is empty : {_downloader.URL}";
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}
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else
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{
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_steps = ESteps.Done;
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Status = EOperationStatus.Succeed;
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}
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}
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_downloader.Dispose();
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}
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}
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private string GetStaticVersionRequestURL(string fileName)
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{
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string url;
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// 轮流返回请求地址
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if (RequestCount % 2 == 0)
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url = _impl.GetPatchDownloadFallbackURL(fileName);
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else
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url = _impl.GetPatchDownloadMainURL(fileName);
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// 在URL末尾添加时间戳
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if (_appendTimeTicks)
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return $"{url}?{System.DateTime.UtcNow.Ticks}";
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else
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return url;
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}
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}
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} |