[StaticWebAssets] Add file details to SWA

* Ensures that only DefineStaticWebAssets hits disk
* Avoids doing extra work on tasks that need to use the length or the last write time.
* Simplifies other tasks like DefineStaticWebAssetEndpoints and ApplyCompressionNegotiation

Author: javiercn

src/BlazorWasmSdk/Targets/Microsoft.NET.Sdk.BlazorWebAssembly.Current.props

@@ -30,6 +30,7 @@ Copyright (c) .NET Foundation. All rights reserved.
     <StaticWebAssetsAdditionalPublishProperties>$(StaticWebAssetsAdditionalPublishProperties);_PublishingBlazorWasmProject=true</StaticWebAssetsAdditionalPublishProperties>
     <StaticWebAssetsAdditionalEmbeddedPublishProperties>$(StaticWebAssetsAdditionalEmbeddedPublishProperties);_PublishingBlazorWasmProject=true</StaticWebAssetsAdditionalEmbeddedPublishProperties>
     <StaticWebAssetStandaloneHosting Condition="'$(StaticWebAssetStandaloneHosting)' == '' and '$(StaticWebAssetProjectMode)' == 'Root'">true</StaticWebAssetStandaloneHosting>
+    <StaticWebAssetMakeReferencedAssetOriginalItemSpecAbsolute Condition="'$(StaticWebAssetMakeReferencedAssetOriginalItemSpecAbsolute)' == ''">true</StaticWebAssetMakeReferencedAssetOriginalItemSpecAbsolute>
     <StaticWebAssetsGetEmbeddedPublishAssetsTargets>ComputeFilesToPublish;GetCurrentProjectEmbeddedPublishStaticWebAssetItems</StaticWebAssetsGetEmbeddedPublishAssetsTargets>
   </PropertyGroup>
 

src/StaticWebAssetsSdk/Targets/Microsoft.NET.Sdk.StaticWebAssets.Compression.targets

@@ -223,12 +223,10 @@ Copyright (c) .NET Foundation. All rights reserved.
       CandidateAssets="@(_CompressedStaticWebAssets)"
     >
       <Output TaskParameter="Assets" ItemName="_CompressionBuildStaticWebAsset" />
-      <Output TaskParameter="AssetDetails" ItemName="_ResolveBuildCompressedStaticWebAssetsDetails" />
     </DefineStaticWebAssets>
 
     <DefineStaticWebAssetEndpoints
       CandidateAssets="@(_CompressionBuildStaticWebAsset);@(_PrecompressedStaticWebAssets)"
-      AssetFileDetails="@(_ResolveBuildCompressedStaticWebAssetsDetails)"
       ContentTypeMappings="@(StaticWebAssetContentTypeMapping)"
     >
       <Output TaskParameter="Endpoints" ItemName="_CompressionBuildStaticWebAssetEndpoint" />
@@ -242,7 +240,6 @@ Copyright (c) .NET Foundation. All rights reserved.
 
     <ApplyCompressionNegotiation
       CandidateEndpoints="@(StaticWebAssetEndpoint)"
-      AssetFileDetails="@(_ResolveBuildCompressedStaticWebAssetsDetails)"
       CandidateAssets="@(_CompressionCurrentProjectBuildAssets)"
     >
       <Output TaskParameter="UpdatedEndpoints" ItemName="_UpdatedCompressionBuildEndpoints" />

src/StaticWebAssetsSdk/Targets/Microsoft.NET.Sdk.StaticWebAssets.References.targets

@@ -181,6 +181,7 @@ Copyright (c) .NET Foundation. All rights reserved.
         Patterns="@(_CachedBuildStaticWebAssetDiscoveryPatterns)"
         ProjectMode="$(StaticWebAssetProjectMode)"
         AssetKind="Build"
+        MakeReferencedAssetOriginalItemSpecAbsolute="$(StaticWebAssetMakeReferencedAssetOriginalItemSpecAbsolute)"
         Source="$(PackageId)"
       >
         <Output TaskParameter="StaticWebAssets" ItemName="_CachedBuildReferencedStaticWebAsset" />
@@ -227,6 +228,7 @@ Copyright (c) .NET Foundation. All rights reserved.
         ProjectMode="$(StaticWebAssetProjectMode)"
         AssetKind="Publish"
         Source="$(PackageId)"
+        MakeReferencedAssetOriginalItemSpecAbsolute="$(StaticWebAssetMakeReferencedAssetOriginalItemSpecAbsolute)"
       >
         <Output TaskParameter="StaticWebAssets" ItemName="_CachedPublishReferencedStaticWebAsset" />
       </ComputeReferenceStaticWebAssetItems>

src/StaticWebAssetsSdk/Targets/Microsoft.NET.Sdk.StaticWebAssets.targets

@@ -683,12 +683,10 @@ Copyright (c) .NET Foundation. All rights reserved.
       AssetMergeSource="$(StaticWebAssetMergeTarget)">
         <Output TaskParameter="Assets" ItemName="StaticWebAsset" />
         <Output TaskParameter="Assets" ItemName="_CurrentProjectStaticWebAsset" />
-        <Output TaskParameter="AssetDetails" ItemName="_ResolveProjectStaticWebAssetsDetails" />
     </DefineStaticWebAssets>
 
     <DefineStaticWebAssetEndpoints
       CandidateAssets="@(_CurrentProjectStaticWebAsset)"
-      AssetFileDetails="@(_ResolveProjectStaticWebAssetsDetails)"
       ContentTypeMappings="@(StaticWebAssetContentTypeMapping)"
     >
       <Output TaskParameter="Endpoints" ItemName="StaticWebAssetEndpoint" />
@@ -737,7 +735,7 @@ Copyright (c) .NET Foundation. All rights reserved.
   <Import Project="Microsoft.NET.Sdk.StaticWebAssets.Compression.targets" Condition="'$(CompressionEnabled)' == 'true'" />
 
   <Import Project="Microsoft.NET.Sdk.StaticWebAssets.ServiceWorker.targets" Condition="'$(ServiceWorkerAssetsManifest)' != ''" />
-  
+
   <Import Project="Microsoft.NET.Sdk.StaticWebAssets.HtmlImportMap.targets" Condition="'$(WriteImportMapToHtml)' == 'true'" />
 
 </Project>

src/StaticWebAssetsSdk/Tasks/ApplyCompressionNegotiation.cs

@@ -4,7 +4,6 @@
 #nullable disable
 
 using System.Globalization;
-using Microsoft.AspNetCore.StaticWebAssets.Tasks.Utils;
 using Microsoft.Build.Framework;
 
 namespace Microsoft.AspNetCore.StaticWebAssets.Tasks;
@@ -17,27 +16,11 @@ public class ApplyCompressionNegotiation : Task
     [Required]
     public ITaskItem[] CandidateAssets { get; set; }
 
-    public ITaskItem[] AssetFileDetails { get; set; }
-
     [Output]
     public ITaskItem[] UpdatedEndpoints { get; set; }
 
-    public Func<string, long> TestResolveFileLength;
-
-    private Dictionary<string, ITaskItem> _assetFileDetails;
-
     public override bool Execute()
     {
-        if (AssetFileDetails != null)
-        {
-            _assetFileDetails = new(AssetFileDetails.Length, OSPath.PathComparer);
-            for (var i = 0; i < AssetFileDetails.Length; i++)
-            {
-                var item = AssetFileDetails[i];
-                _assetFileDetails[item.ItemSpec] = item;
-            }
-        }
-
         var assetsById = CandidateAssets.Select(StaticWebAsset.FromTaskItem).ToDictionary(a => a.Identity);
 
         var endpointsByAsset = CandidateEndpoints.Select(StaticWebAssetEndpoint.FromTaskItem)
@@ -211,22 +194,8 @@ public override bool Execute()
         return true;
     }
 
-    private string ResolveQuality(StaticWebAsset compressedAsset)
-    {
-        long length;
-        if (_assetFileDetails != null && _assetFileDetails.TryGetValue(compressedAsset.Identity, out var assetFileDetail))
-        {
-            length = long.Parse(assetFileDetail.GetMetadata("FileLength"), CultureInfo.InvariantCulture);
-        }
-        else
-        {
-            length = TestResolveFileLength != null
-                ? TestResolveFileLength(compressedAsset.Identity)
-                : new FileInfo(compressedAsset.Identity).Length;
-        }
-
-        return Math.Round(1.0 / (length + 1), 12).ToString("F12", CultureInfo.InvariantCulture);
-    }
+    private static string ResolveQuality(StaticWebAsset compressedAsset) =>
+        Math.Round(1.0 / (compressedAsset.FileLength + 1), 12).ToString("F12", CultureInfo.InvariantCulture);
 
     private static bool IsCompatible(StaticWebAssetEndpoint compressedEndpoint, StaticWebAssetEndpoint relatedEndpointCandidate)
     {

src/StaticWebAssetsSdk/Tasks/ComputeReferenceStaticWebAssetItems.cs

@@ -26,6 +26,8 @@ public class ComputeReferenceStaticWebAssetItems : Task
 
     public bool UpdateSourceType { get; set; } = true;
 
+    public bool MakeReferencedAssetOriginalItemSpecAbsolute { get; set; }
+
     [Output]
     public ITaskItem[] StaticWebAssets { get; set; }
 
@@ -63,6 +65,14 @@ public override bool Execute()
                 if (ShouldIncludeAssetAsReference(selected, out var reason))
                 {
                     selected.SourceType = UpdateSourceType ? StaticWebAsset.SourceTypes.Project : selected.SourceType;
+                    if (MakeReferencedAssetOriginalItemSpecAbsolute)
+                    {
+                        selected.OriginalItemSpec = Path.GetFullPath(selected.OriginalItemSpec);
+                    }
+                    else
+                    {
+                        selected.OriginalItemSpec = selected.OriginalItemSpec;
+                    }
                     resultAssets.Add(selected);
                 }
                 Log.LogMessage(MessageImportance.Low, reason);