Add io target to ReactCxxPlatform (#51900)

Summary:
Pull Request resolved: #51900

changelog: [internal]

Reviewed By: andrewdacenko

Differential Revision: D76240623

fbshipit-source-id: 4756ff73f9cc7ee42c31fba60918380400c14410

Author: christophpurrer

packages/react-native/ReactCxxPlatform/react/io/ImageLoaderModule.cpp

@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include "ImageLoaderModule.h"
+
+namespace facebook::react {
+
+// TODO: T170340321 - actual implementation
+
+jsi::Object ImageLoaderModule::getConstants(jsi::Runtime& rt) {
+  return jsi::Object(rt);
+}
+
+void ImageLoaderModule::abortRequest(jsi::Runtime& rt, int32_t requestId) {}
+
+AsyncPromise<ImageSize> ImageLoaderModule::getSize(
+    jsi::Runtime& rt,
+    const std::string& /*uri*/) {
+  auto promise = AsyncPromise<ImageSize>(rt, jsInvoker_);
+  promise.resolve({.width = 0.0, .height = 0.0});
+  return promise;
+}
+
+AsyncPromise<ImageSize> ImageLoaderModule::getSizeWithHeaders(
+    jsi::Runtime& rt,
+    const std::string& /*uri*/,
+    jsi::Object /*headers*/) {
+  auto promise = AsyncPromise<ImageSize>(rt, jsInvoker_);
+  promise.resolve({.width = 0.0, .height = 0.0});
+  return promise;
+}
+
+AsyncPromise<bool> ImageLoaderModule::prefetchImage(
+    jsi::Runtime& rt,
+    const std::string& /*uri*/,
+    int32_t /*requestId*/) {
+  auto promise = AsyncPromise<bool>(rt, jsInvoker_);
+  promise.resolve(false);
+  return promise;
+}
+
+jsi::Object ImageLoaderModule::queryCache(
+    jsi::Runtime& rt,
+    const std::vector<std::string>& /*uris*/) {
+  return jsi::Object(rt);
+}
+
+} // namespace facebook::react

packages/react-native/ReactCxxPlatform/react/io/ImageLoaderModule.h

@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#include <FBReactNativeSpec/FBReactNativeSpecJSI.h>
+#include <react/bridging/Promise.h>
+#include <memory>
+#include <string>
+#include <vector>
+
+namespace facebook::react {
+
+using ImageSize = NativeImageLoaderAndroidImageSize<double, double>;
+
+template <>
+struct Bridging<ImageSize>
+    : NativeImageLoaderAndroidImageSizeBridging<ImageSize> {};
+
+class ImageLoaderModule
+    : public NativeImageLoaderAndroidCxxSpec<ImageLoaderModule> {
+ public:
+  explicit ImageLoaderModule(std::shared_ptr<CallInvoker> jsInvoker)
+      : NativeImageLoaderAndroidCxxSpec(jsInvoker) {}
+
+  jsi::Object getConstants(jsi::Runtime& rt);
+  void abortRequest(jsi::Runtime& rt, int32_t requestId);
+
+  AsyncPromise<ImageSize> getSize(jsi::Runtime& rt, const std::string& uri);
+
+  AsyncPromise<ImageSize> getSizeWithHeaders(
+      jsi::Runtime& rt,
+      const std::string& uri,
+      jsi::Object headers);
+
+  AsyncPromise<bool>
+  prefetchImage(jsi::Runtime& rt, const std::string& uri, int32_t requestId);
+
+  jsi::Object queryCache(
+      jsi::Runtime& rt,
+      const std::vector<std::string>& uris);
+};
+
+} // namespace facebook::react