Implement BlobCollector (#12269)

* Implement BlobCollector * Change files * clang format
microsoft · Oct 20, 2023 · 0b31812 · 0b31812
1 parent ad17143
commit 0b31812
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Showing 6 changed files with 79 additions and 1 deletion.
diff --git a/change/react-native-windows-5d9952b2-0b6d-4246-a1ec-994f54168545.json b/change/react-native-windows-5d9952b2-0b6d-4246-a1ec-994f54168545.json
@@ -0,0 +1,7 @@
+{
+  "type": "prerelease",
+  "comment": "Implement BlobCollector",
+  "packageName": "react-native-windows",
+  "email": "julio.rocha@microsoft.com",
+  "dependentChangeType": "patch"
+}
diff --git a/vnext/Shared/Modules/BlobCollector.cpp b/vnext/Shared/Modules/BlobCollector.cpp
@@ -0,0 +1,21 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+#include "BlobCollector.h"
+
+using std::string;
+
+namespace Microsoft::React {
+
+using Networking::IBlobResource;
+
+BlobCollector::BlobCollector(string blobId, std::shared_ptr<IBlobResource> resource) noexcept
+    : m_blobId{blobId}, m_weakResource{std::weak_ptr<IBlobResource>(resource)} {}
+
+BlobCollector::~BlobCollector() noexcept {
+  if (auto rc = m_weakResource.lock()) {
+    rc->Release(std::move(m_blobId));
+  }
+}
+
+} // namespace Microsoft::React
diff --git a/vnext/Shared/Modules/BlobCollector.h b/vnext/Shared/Modules/BlobCollector.h
@@ -0,0 +1,23 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+#pragma once
+
+#include <Networking/IBlobResource.h>
+
+// JSI
+#include <jsi/jsi.h>
+
+namespace Microsoft::React {
+
+class JSI_EXPORT BlobCollector : public facebook::jsi::HostObject {
+  std::string m_blobId;
+  std::weak_ptr<Networking::IBlobResource> m_weakResource;
+
+ public:
+  BlobCollector(std::string blobId, std::shared_ptr<Networking::IBlobResource> resource) noexcept;
+
+  ~BlobCollector() noexcept;
+};
+
+} // namespace Microsoft::React
diff --git a/vnext/Shared/Modules/BlobModule.cpp b/vnext/Shared/Modules/BlobModule.cpp
@@ -4,7 +4,9 @@
 #include "BlobModule.h"
 
 #include <CreateModules.h>
+#include <JSI/JsiApiContext.h>
 #include <Modules/CxxModuleUtilities.h>
+#include "BlobCollector.h"
 
 // React Native
 #include <cxxreact/JsArgumentHelpers.h>
@@ -38,6 +40,23 @@ void BlobTurboModule::Initialize(msrn::ReactContext const &reactContext) noexcep
   m_resource->Callbacks().OnError = [&reactContext](string &&errorText) {
     Modules::SendEvent(reactContext, L"blobFailed", {errorText});
   };
+
+  namespace jsi = facebook::jsi;
+  msrn::ExecuteJsi(reactContext, [resource = m_resource](jsi::Runtime &runtime) {
+    runtime.global().setProperty(
+        runtime,
+        "__blobCollectorProvider",
+        jsi::Function::createFromHostFunction(
+            runtime,
+            jsi::PropNameID::forAscii(runtime, "__blobCollectorProvider"),
+            1,
+            [resource](jsi::Runtime &rt, const jsi::Value &thisVal, const jsi::Value *args, size_t count) {
+              auto blobId = args[0].asString(rt).utf8(rt);
+              auto collector = std::make_shared<BlobCollector>(blobId, resource);
+
+              return jsi::Object::createFromHostObject(rt, collector);
+            }));
+  });
 }
 
 ReactNativeSpecs::BlobModuleSpec_Constants BlobTurboModule::GetConstants() noexcept {

diff --git a/vnext/Shared/Shared.vcxitems b/vnext/Shared/Shared.vcxitems
@@ -193,6 +193,7 @@
     <ClCompile Include="$(MSBuildThisFileDirectory)LayoutAnimation.cpp" />
     <ClCompile Include="$(MSBuildThisFileDirectory)Logging.cpp" />
     <ClCompile Include="$(MSBuildThisFileDirectory)MemoryMappedBuffer.cpp" />
+    <ClCompile Include="$(MSBuildThisFileDirectory)Modules\BlobCollector.cpp" />
     <ClCompile Include="$(MSBuildThisFileDirectory)Modules\BlobModule.cpp" />
     <ClCompile Include="$(MSBuildThisFileDirectory)Modules\CxxModuleUtilities.cpp" />
     <ClCompile Include="$(MSBuildThisFileDirectory)Modules\ExceptionsManagerModule.cpp" />
@@ -327,6 +328,7 @@
     <ClInclude Include="$(MSBuildThisFileDirectory)JSI\V8RuntimeHolder.h" />
     <ClInclude Include="$(MSBuildThisFileDirectory)JSI\RuntimeHolder.h" />
     <ClInclude Include="$(MSBuildThisFileDirectory)JSI\ScriptStore.h" />
+    <ClInclude Include="$(MSBuildThisFileDirectory)Modules\BlobCollector.h" />
     <ClInclude Include="$(MSBuildThisFileDirectory)Modules\BlobModule.h" />
     <ClInclude Include="$(MSBuildThisFileDirectory)Modules\CxxModuleUtilities.h" />
     <ClInclude Include="$(MSBuildThisFileDirectory)Modules\FileReaderModule.h" />
@@ -565,4 +567,4 @@
       <PrecompiledHeader>NotUsing</PrecompiledHeader>
     </ClCompile>
   </ItemGroup>
-</Project>
+</Project>
diff --git a/vnext/Shared/Shared.vcxitems.filters b/vnext/Shared/Shared.vcxitems.filters
@@ -275,6 +275,9 @@
     </ClCompile>
     <ClCompile Include="$(MSBuildThisFileDirectory)..\Microsoft.ReactNative\Fabric\platform\react\renderer\components\view\HostPlatformViewProps.cpp" />
     <ClCompile Include="$(MSBuildThisFileDirectory)..\Microsoft.ReactNative\Fabric\platform\react\renderer\components\view\HostPlatformViewEventEmitter.cpp" />
+    <ClCompile Include="$(MSBuildThisFileDirectory)Modules\BlobCollector.cpp">
+      <Filter>Source Files\Modules</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <Filter Include="Source Files">
@@ -750,6 +753,9 @@
     </ClInclude>
     <ClInclude Include="$(MSBuildThisFileDirectory)..\Microsoft.ReactNative\Fabric\platform\react\renderer\components\view\HostPlatformTouch.h" />
     <ClInclude Include="$(MSBuildThisFileDirectory)..\Microsoft.ReactNative\Fabric\platform\react\renderer\components\view\HostPlatformViewEventEmitter.h" />
+    <ClInclude Include="$(MSBuildThisFileDirectory)Modules\BlobCollector.h">
+      <Filter>Header Files\Modules</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="$(MSBuildThisFileDirectory)tracing\rnw.wprp">