feat(FileSystem): 使用时间戳参数替代 HTTP 缓存头

Author: AlianBlank

Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/RequestRemotePackageVersionOperation.cs

@@ -53,14 +53,7 @@ public override void InternalOnUpdate()
                 {
                     var fileName = YooAssetSettingsData.GetPackageVersionFileName(_fileSystem.PackageName);
                     var url = GetWebRequestURL(fileName);
-                    _webTextRequestOp = new UnityWebTextRequestOperation(url, _timeout);
-                    if (_webTextRequestOp.requestOperation.webRequest != null)
-                    {
-                        var web = _webTextRequestOp.requestOperation.webRequest;
-                        web.SetRequestHeader("Cache-Control", "no-cache");
-                        web.SetRequestHeader("Pragma", "no-cache");
-                    }
-
+                    _webTextRequestOp = new UnityWebTextRequestOperation(url, _timeout, _appendTimeTicks);
                     OperationSystem.StartOperation(_fileSystem.PackageName, _webTextRequestOp);
                 }
 

Runtime/FileSystem/DefaultWebFileSystem/Operation/DWFSLoadPackageManifestOperation.cs

@@ -46,7 +46,7 @@ public override void InternalOnUpdate()
             {
                 if (_requestWebPackageVersionOp == null)
                 {
-                    _requestWebPackageVersionOp = new RequestWebPackageVersionOperation(_fileSystem, _timeout);
+                    _requestWebPackageVersionOp = new RequestWebPackageVersionOperation(_fileSystem, _timeout, false);
                     OperationSystem.StartOperation(_fileSystem.PackageName, _requestWebPackageVersionOp);
                 }
 
@@ -72,7 +72,7 @@ public override void InternalOnUpdate()
                 if (_requestWebPackageHashOp == null)
                 {
                     var packageVersion = _requestWebPackageVersionOp.PackageVersion;
-                    _requestWebPackageHashOp = new RequestWebPackageHashOperation(_fileSystem, packageVersion, _timeout);
+                    _requestWebPackageHashOp = new RequestWebPackageHashOperation(_fileSystem, packageVersion, _timeout, false);
                     OperationSystem.StartOperation(_fileSystem.PackageName, _requestWebPackageHashOp);
                 }
 

Runtime/FileSystem/DefaultWebFileSystem/Operation/DWFSRequestPackageVersionOperation.cs

@@ -42,7 +42,7 @@ public override void InternalOnUpdate()
             {
                 if (_requestWebPackageVersionOp == null)
                 {
-                    _requestWebPackageVersionOp = new RequestWebPackageVersionOperation(_fileSystem, _timeout);
+                    _requestWebPackageVersionOp = new RequestWebPackageVersionOperation(_fileSystem, _timeout, false);
                     OperationSystem.StartOperation(_fileSystem.PackageName, _requestWebPackageVersionOp);
                 }
 

Runtime/FileSystem/DefaultWebFileSystem/Operation/internal/RequestWebPackageHashOperation.cs

@@ -14,6 +14,7 @@ private enum ESteps
         private readonly DefaultWebFileSystem _fileSystem;
         private readonly string _packageVersion;
         private readonly int _timeout;
+        private readonly bool _appendTimeTicks;
         private UnityWebTextRequestOperation _webTextRequestOp;
         private ESteps _steps = ESteps.None;
 
@@ -24,11 +25,12 @@ private enum ESteps
 
 
         [UnityEngine.Scripting.Preserve]
-        public RequestWebPackageHashOperation(DefaultWebFileSystem fileSystem, string packageVersion, int timeout)
+        public RequestWebPackageHashOperation(DefaultWebFileSystem fileSystem, string packageVersion, int timeout, bool appendTimeTicks)
         {
             _fileSystem = fileSystem;
             _packageVersion = packageVersion;
             _timeout = timeout;
+            _appendTimeTicks = appendTimeTicks;
         }
 
         [UnityEngine.Scripting.Preserve]
@@ -51,7 +53,7 @@ public override void InternalOnUpdate()
                 {
                     var filePath = _fileSystem.GetWebPackageHashFilePath(_packageVersion);
                     var url = DownloadSystemHelper.ConvertToWWWPath(filePath);
-                    _webTextRequestOp = new UnityWebTextRequestOperation(url, _timeout);
+                    _webTextRequestOp = new UnityWebTextRequestOperation(url, _timeout, _appendTimeTicks);
                     OperationSystem.StartOperation(_fileSystem.PackageName, _webTextRequestOp);
                 }
 

Runtime/FileSystem/DefaultWebFileSystem/Operation/internal/RequestWebPackageVersionOperation.cs

@@ -13,6 +13,7 @@ private enum ESteps
 
         private readonly DefaultWebFileSystem _fileSystem;
         private readonly int _timeout;
+        private readonly bool _appendTimeTicks;
         private UnityWebTextRequestOperation _webTextRequestOp;
         private ESteps _steps = ESteps.None;
 
@@ -23,10 +24,11 @@ private enum ESteps
 
 
         [UnityEngine.Scripting.Preserve]
-        internal RequestWebPackageVersionOperation(DefaultWebFileSystem fileSystem, int timeout)
+        internal RequestWebPackageVersionOperation(DefaultWebFileSystem fileSystem, int timeout, bool appendTimeTicks)
         {
             _fileSystem = fileSystem;
             _timeout = timeout;
+            _appendTimeTicks = appendTimeTicks;
         }
 
         [UnityEngine.Scripting.Preserve]
@@ -49,7 +51,7 @@ public override void InternalOnUpdate()
                 {
                     var filePath = _fileSystem.GetWebPackageVersionFilePath();
                     var url = DownloadSystemHelper.ConvertToWWWPath(filePath);
-                    _webTextRequestOp = new UnityWebTextRequestOperation(url, _timeout);
+                    _webTextRequestOp = new UnityWebTextRequestOperation(url, _timeout, _appendTimeTicks);
                     OperationSystem.StartOperation(_fileSystem.PackageName, _webTextRequestOp);
                 }