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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/react-native/Libraries/Blob

Просмотр файла: RCTBlobCollector.mm

/*
 * 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.
 */

#import "RCTBlobCollector.h"

#import <React/RCTBlobManager.h>
#import <React/RCTBridge+Private.h>

namespace facebook::react {

RCTBlobCollector::RCTBlobCollector(RCTBlobManager *blobManager, const std::string &blobId)
    : blobId_(blobId), blobManager_(blobManager)
{
}

RCTBlobCollector::~RCTBlobCollector()
{
  RCTBlobManager *blobManager = blobManager_;
  NSString *blobId = [NSString stringWithUTF8String:blobId_.c_str()];
  dispatch_async(blobManager_.methodQueue, ^{
    [blobManager remove:blobId];
  });
}

void RCTBlobCollector::install(RCTBlobManager *blobManager)
{
  __weak RCTCxxBridge *cxxBridge = (RCTCxxBridge *)blobManager.bridge;
  [cxxBridge
      dispatchBlock:^{
        if (!cxxBridge || cxxBridge.runtime == nullptr) {
          return;
        }
        jsi::Runtime &runtime = *(jsi::Runtime *)cxxBridge.runtime;
        runtime.global().setProperty(
            runtime,
            "__blobCollectorProvider",
            jsi::Function::createFromHostFunction(
                runtime,
                jsi::PropNameID::forAscii(runtime, "__blobCollectorProvider"),
                1,
                [blobManager](jsi::Runtime &rt, const jsi::Value &thisVal, const jsi::Value *args, size_t count) {
                  auto blobId = args[0].asString(rt).utf8(rt);
                  auto blobCollector = std::make_shared<RCTBlobCollector>(blobManager, blobId);
                  auto blobCollectorJsObject = jsi::Object::createFromHostObject(rt, blobCollector);
                  blobCollectorJsObject.setExternalMemoryPressure(
                      rt, [blobManager lengthOfBlobWithId:[NSString stringWithUTF8String:blobId.c_str()]]);
                  return blobCollectorJsObject;
                }));
      }
              queue:RCTJSThread];
}

} // namespace facebook::react

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