Implemented dynamic file provider and in-memory bundling

src/Volo.Abp.AspNetCore.Mvc.UI/UI/Bundling/BundleManager.cs

@@ -12,6 +12,8 @@ using Volo.Abp.AspNetCore.Mvc.UI.Bundling.Styles;
 using Volo.Abp.AspNetCore.Mvc.UI.Theming;
 using Volo.Abp.DependencyInjection;
 using Volo.Abp.IO;
+using Volo.Abp.VirtualFileSystem;
+using Volo.Abp.VirtualFileSystem.Embedded;
 
 namespace Volo.Abp.AspNetCore.Mvc.UI.Bundling
 {
@@ -22,8 +24,8 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bundling
         private readonly IHostingEnvironment _hostingEnvironment;
         private readonly IScriptBundler _scriptBundler;
         private readonly IStyleBundler _styleBundler;
-        private readonly IThemeManager _themeManager;
         private readonly IServiceProvider _serviceProvider;
+        private readonly IDynamicFileProvider _dynamicFileProvider;
 
         private readonly ConcurrentDictionary<string, string> _cache;
 
@@ -32,13 +34,12 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bundling
             IScriptBundler scriptBundler,
             IStyleBundler styleBundler,
             IHostingEnvironment hostingEnvironment,
-            IThemeManager themeManager,
-            IServiceProvider serviceProvider)
+            IServiceProvider serviceProvider, IDynamicFileProvider dynamicFileProvider)
         {
             _hostingEnvironment = hostingEnvironment;
             _scriptBundler = scriptBundler;
-            _themeManager = themeManager;
             _serviceProvider = serviceProvider;
+            _dynamicFileProvider = dynamicFileProvider;
             _styleBundler = styleBundler;
             _options = options.Value;
 
@@ -82,9 +83,19 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bundling
 
         protected virtual void SaveBundleResult(string bundleRelativePath, BundleResult bundleResult)
         {
-            var bundleFilePath = Path.Combine(_hostingEnvironment.WebRootPath, bundleRelativePath);
-            DirectoryHelper.CreateIfNotExists(Path.GetDirectoryName(bundleFilePath));
-            File.WriteAllText(bundleFilePath, bundleResult.Content, Encoding.UTF8);
+            //TODO: Optimize?
+            var fileName = bundleRelativePath.Substring(bundleRelativePath.IndexOf('/') + 1);
+
+            _dynamicFileProvider.AddOrUpdate(
+                new InMemoryFileInfo(
+                    Encoding.UTF8.GetBytes(bundleResult.Content),
+                    "/wwwroot/" + bundleRelativePath, //TODO: get rid of wwwroot!
+                    fileName
+                    )
+                );
+            //var bundleFilePath = Path.Combine(_hostingEnvironment.WebRootPath, bundleRelativePath);
+            //DirectoryHelper.CreateIfNotExists(Path.GetDirectoryName(bundleFilePath));
+            //File.WriteAllText(bundleFilePath, bundleResult.Content, Encoding.UTF8);
         }
 
         public virtual void CreateStyleBundle(string bundleName, Action<BundleConfiguration> configureAction)

src/Volo.Abp.VirtualFileSystem/Volo/Abp/VirtualFileSystem/DictionaryBasedFileProvider.cs

@@ -7,7 +7,7 @@ namespace Volo.Abp.VirtualFileSystem
 {
     public abstract class DictionaryBasedFileProvider : IFileProvider
     {
-        protected abstract Dictionary<string, IFileInfo> Files { get; }
+        protected abstract IDictionary<string, IFileInfo> Files { get; }
 
         public virtual IFileInfo GetFileInfo(string subpath)
         {
@@ -16,7 +16,7 @@ namespace Volo.Abp.VirtualFileSystem
                 return new NotFoundFileInfo(subpath);
             }
 
-            var file = Files.GetOrDefault(VirtualFilePathHelper.NormalizePath(subpath));
+            var file = Files.GetOrDefault(NormalizePath(subpath));
 
             if (file == null)
             {
@@ -60,5 +60,10 @@ namespace Volo.Abp.VirtualFileSystem
         {
             return NullChangeToken.Singleton;
         }
+
+        protected virtual string NormalizePath(string subpath)
+        {
+            return subpath;
+        }
     }
 }

src/Volo.Abp.VirtualFileSystem/Volo/Abp/VirtualFileSystem/DynamicFileProvider.cs

@@ -0,0 +1,31 @@
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using Microsoft.Extensions.FileProviders;
+using Volo.Abp.DependencyInjection;
+
+namespace Volo.Abp.VirtualFileSystem
+{
+    //TODO: Implement Watch!
+    //TODO: Work with dictionaries?
+    public class DynamicFileProvider : DictionaryBasedFileProvider, IDynamicFileProvider, ISingletonDependency
+    {
+        protected override IDictionary<string, IFileInfo> Files => DynamicFiles;
+
+        protected ConcurrentDictionary<string, IFileInfo> DynamicFiles { get; }
+
+        public DynamicFileProvider()
+        {
+            DynamicFiles = new ConcurrentDictionary<string, IFileInfo>();
+        }
+
+        public void AddOrUpdate(IFileInfo fileInfo)
+        {
+            DynamicFiles.AddOrUpdate(fileInfo.PhysicalPath, fileInfo, (key, value) => fileInfo);
+        }
+
+        public bool Delete(string filePath)
+        {
+            return DynamicFiles.TryRemove(filePath, out _);
+        }
+    }
+}

src/Volo.Abp.VirtualFileSystem/Volo/Abp/VirtualFileSystem/InMemoryFileInfo.cs

@@ -0,0 +1,36 @@
+using System;
+using System.IO;
+using Microsoft.Extensions.FileProviders;
+
+namespace Volo.Abp.VirtualFileSystem
+{
+    public class InMemoryFileInfo : IFileInfo
+    {
+        public bool Exists => true;
+
+        public long Length => _fileContent.Length;
+
+        public string PhysicalPath { get; }
+
+        public string Name { get; }
+
+        public DateTimeOffset LastModified { get; }
+
+        public bool IsDirectory => false;
+
+        private readonly byte[] _fileContent;
+
+        public InMemoryFileInfo(byte[] fileContent, string physicalPath, string name)
+        {
+            PhysicalPath = physicalPath;
+            Name = name;
+            _fileContent = fileContent;
+            LastModified = DateTimeOffset.Now;
+        }
+
+        public Stream CreateReadStream()
+        {
+            return new MemoryStream(_fileContent, false);
+        }
+    }
+}

src/Volo.Abp.VirtualFileSystem/Volo/Abp/VirtualFileSystem/VirtualFileProvider.cs

@@ -10,53 +10,53 @@ namespace Volo.Abp.VirtualFileSystem
 {
     public class VirtualFileProvider : IVirtualFileProvider, ISingletonDependency
     {
-        private readonly IFileProvider _fileProvider;
+        private readonly IFileProvider _hybridFileProvider;
         private readonly VirtualFileSystemOptions _options;
 
-        public VirtualFileProvider(IOptions<VirtualFileSystemOptions> options)
+        public VirtualFileProvider(IOptions<VirtualFileSystemOptions> options, IDynamicFileProvider dynamicFileProvider)
         {
             _options = options.Value;
-            _fileProvider = CreateHybridProvider();
+            _hybridFileProvider = CreateHybridProvider(dynamicFileProvider);
         }
 
         public virtual IFileInfo GetFileInfo(string subpath)
         {
-            return _fileProvider.GetFileInfo(subpath);
+            return _hybridFileProvider.GetFileInfo(subpath);
         }
 
         public virtual IDirectoryContents GetDirectoryContents(string subpath)
         {
-            return _fileProvider.GetDirectoryContents(subpath);
+            return _hybridFileProvider.GetDirectoryContents(subpath);
         }
 
         public virtual IChangeToken Watch(string filter)
         {
-            return _fileProvider.Watch(filter);
+            return _hybridFileProvider.Watch(filter);
         }
 
-        protected virtual IFileProvider CreateHybridProvider()
+        protected virtual IFileProvider CreateHybridProvider(IDynamicFileProvider dynamicFileProvider)
         {
-            IFileProvider fileProvider = new InternalVirtualFileProvider(_options);
+            var fileProviders = new List<IFileProvider>();
+
+            fileProviders.Add(dynamicFileProvider);
 
             if (_options.FileSets.PhysicalPaths.Any())
             {
-                var fileProviders = _options.FileSets.PhysicalPaths
-                    .Select(rootPath => new PhysicalFileProvider(rootPath))
-                    .Reverse()
-                    .Cast<IFileProvider>()
-                    .ToList();
-
-                fileProviders.Add(fileProvider);
-
-                fileProvider = new CompositeFileProvider(fileProviders);
+                fileProviders.AddRange(
+                    _options.FileSets.PhysicalPaths
+                        .Select(rootPath => new PhysicalFileProvider(rootPath))
+                        .Reverse()
+                );
             }
 
-            return fileProvider;
+            fileProviders.Add(new InternalVirtualFileProvider(_options));
+
+            return new CompositeFileProvider(fileProviders);
         }
 
         protected class InternalVirtualFileProvider : DictionaryBasedFileProvider
         {
-            protected override Dictionary<string, IFileInfo> Files => _files.Value;
+            protected override IDictionary<string, IFileInfo> Files => _files.Value;
 
             private readonly VirtualFileSystemOptions _options;
             private readonly Lazy<Dictionary<string, IFileInfo>> _files;
@@ -81,6 +81,11 @@ namespace Volo.Abp.VirtualFileSystem
 
                 return files;
             }
+
+            protected override string NormalizePath(string subpath)
+            {
+                return VirtualFilePathHelper.NormalizePath(subpath);
+            }
         }
     }
 }