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/*
* Copyright (C) 2023 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(SERVICE_WORKER)
#include <WebCore/BackgroundFetchStore.h>
#include <WebCore/ClientOrigin.h>
#include <wtf/CompletionHandler.h>
#include <wtf/HashMap.h>
namespace WTF {
class WorkQueue;
}
namespace WebCore {
class SWServer;
}
namespace WebKit {
class NetworkStorageManager;
struct BackgroundFetchState;
class BackgroundFetchStoreImpl : public WebCore::BackgroundFetchStore {
public:
static Ref<BackgroundFetchStoreImpl> create(WeakPtr<NetworkStorageManager>&& manager, WeakPtr<WebCore::SWServer>&& server) { return adoptRef(*new BackgroundFetchStoreImpl(WTFMove(manager), WTFMove(server))); }
~BackgroundFetchStoreImpl();
void getAllBackgroundFetchIdentifiers(CompletionHandler<void(Vector<String>&&)>&&);
void getBackgroundFetchState(const String&, CompletionHandler<void(std::optional<BackgroundFetchState>&&)>&&);
void abortBackgroundFetch(const String&, CompletionHandler<void()>&&);
void pauseBackgroundFetch(const String&, CompletionHandler<void()>&&);
void resumeBackgroundFetch(const String&, CompletionHandler<void()>&&);
void clickBackgroundFetch(const String&, CompletionHandler<void()>&&);
private:
BackgroundFetchStoreImpl(WeakPtr<NetworkStorageManager>&&, WeakPtr<WebCore::SWServer>&&);
void initializeFetches(const WebCore::ServiceWorkerRegistrationKey&, CompletionHandler<void()>&&) final;
void clearFetch(const WebCore::ServiceWorkerRegistrationKey&, const String&, CompletionHandler<void()>&&) final;
void clearAllFetches(const WebCore::ServiceWorkerRegistrationKey&, CompletionHandler<void()>&&) final;
void storeFetch(const WebCore::ServiceWorkerRegistrationKey&, const String&, uint64_t downloadTotal, uint64_t uploadTotal, std::optional<size_t> responseBodyIndexToClear, Vector<uint8_t>&&, CompletionHandler<void(StoreResult)>&&) final;
void storeFetchResponseBodyChunk(const WebCore::ServiceWorkerRegistrationKey&, const String&, size_t, const WebCore::SharedBuffer&, CompletionHandler<void(StoreResult)>&&) final;
void retrieveResponseBody(const WebCore::ServiceWorkerRegistrationKey&, const String&, size_t, RetrieveRecordResponseBodyCallback&&) final;
void initializeFetchesInternal(const WebCore::ClientOrigin&, CompletionHandler<void(Vector<std::pair<RefPtr<WebCore::SharedBuffer>, String>>&&)>&&);
void clearFetchInternal(const WebCore::ClientOrigin&, const String&, CompletionHandler<void()>&&);
void clearAllFetchesInternal(const WebCore::ClientOrigin&, const Vector<String>&, CompletionHandler<void()>&&);
void storeFetchInternal(const WebCore::ClientOrigin&, const String&, uint64_t, uint64_t, std::optional<size_t>, Vector<uint8_t>&&, CompletionHandler<void(StoreResult)>&&);
void storeFetchResponseBodyChunkInternal(const WebCore::ClientOrigin&, const String&, size_t index, const WebCore::SharedBuffer&, CompletionHandler<void(StoreResult)>&&);
String getFilename(const WebCore::ServiceWorkerRegistrationKey&, const String&);
void registerFetch(const WebCore::ClientOrigin&, const WebCore::ServiceWorkerRegistrationKey&, const String& backgroundFetchIdentifier, String&& fetchStorageIdentifier);
void loadAllFetches(CompletionHandler<void()>&&);
void fetchInformationFromFilename(const String&, CompletionHandler<void(const WebCore::ServiceWorkerRegistrationKey&, const String&)>&&);
void initializeFetches(const WebCore::ClientOrigin&, CompletionHandler<void()>&&);
WeakPtr<NetworkStorageManager> m_manager;
using FetchIdentifier = std::pair<String, String>; // < service worker registration scope, background fetch identifier >
struct PerClientOriginFetches {
HashMap<FetchIdentifier, String> fetchToFilenames;
Vector<CompletionHandler<void()>> initializationCallbacks;
};
HashMap<WebCore::ClientOrigin, PerClientOriginFetches> m_perClientOriginFetches;
struct FetchInformation {
WebCore::ClientOrigin origin;
FetchIdentifier identifier;
};
HashMap<String, FetchInformation> m_filenameToFetch;
WeakPtr<WebCore::SWServer> m_server;
};
} // namespace WebKit
#endif // ENABLE(SERVICE_WORKER)
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