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/*
* Copyright (C) 2021 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
#include "PushServiceConnection.h"
#include "WebPushMessage.h"
#include <WebCore/ExceptionData.h>
#include <WebCore/PushDatabase.h>
#include <WebCore/PushSubscriptionData.h>
#include <wtf/CompletionHandler.h>
#include <wtf/Deque.h>
#include <wtf/Expected.h>
#include <wtf/Function.h>
#include <wtf/UniqueRef.h>
#include <wtf/Vector.h>
#include <wtf/text/WTFString.h>
namespace WebPushD {
class GetSubscriptionRequest;
class PushServiceRequest;
class SubscribeRequest;
class UnsubscribeRequest;
class PushService {
WTF_MAKE_FAST_ALLOCATED;
public:
using IncomingPushMessageHandler = Function<void(const WebCore::PushSubscriptionSetIdentifier&, WebKit::WebPushMessage&&)>;
static void create(const String& incomingPushServiceName, const String& databasePath, IncomingPushMessageHandler&&, CompletionHandler<void(std::unique_ptr<PushService>&&)>&&);
static void createMockService(IncomingPushMessageHandler&&, CompletionHandler<void(std::unique_ptr<PushService>&&)>&&);
~PushService();
PushServiceConnection& connection() { return m_connection; }
WebCore::PushDatabase& database() { return m_database; }
Vector<String> enabledTopics() { return m_connection->enabledTopics(); }
Vector<String> ignoredTopics() { return m_connection->ignoredTopics(); }
void getSubscription(const WebCore::PushSubscriptionSetIdentifier&, const String& scope, CompletionHandler<void(const Expected<std::optional<WebCore::PushSubscriptionData>, WebCore::ExceptionData>&)>&&);
void subscribe(const WebCore::PushSubscriptionSetIdentifier&, const String& scope, const Vector<uint8_t>& vapidPublicKey, CompletionHandler<void(const Expected<WebCore::PushSubscriptionData, WebCore::ExceptionData>&)>&&);
void unsubscribe(const WebCore::PushSubscriptionSetIdentifier&, const String& scope, std::optional<WebCore::PushSubscriptionIdentifier>, CompletionHandler<void(const Expected<bool, WebCore::ExceptionData>&)>&&);
void incrementSilentPushCount(const WebCore::PushSubscriptionSetIdentifier&, const String& securityOrigin, CompletionHandler<void(unsigned)>&&);
void setPushesEnabledForSubscriptionSetAndOrigin(const WebCore::PushSubscriptionSetIdentifier&, const String& securityOrigin, bool, CompletionHandler<void()>&&);
void removeRecordsForSubscriptionSet(const WebCore::PushSubscriptionSetIdentifier&, CompletionHandler<void(unsigned)>&&);
void removeRecordsForSubscriptionSetAndOrigin(const WebCore::PushSubscriptionSetIdentifier&, const String& securityOrigin, CompletionHandler<void(unsigned)>&&);
void didCompleteGetSubscriptionRequest(GetSubscriptionRequest&);
void didCompleteSubscribeRequest(SubscribeRequest&);
void didCompleteUnsubscribeRequest(UnsubscribeRequest&);
void setPublicTokenForTesting(Vector<uint8_t>&&);
void didReceivePublicToken(Vector<uint8_t>&&);
void didReceivePushMessage(NSString *topic, NSDictionary *userInfo, CompletionHandler<void()>&& = [] { });
private:
PushService(UniqueRef<PushServiceConnection>&&, UniqueRef<WebCore::PushDatabase>&&, IncomingPushMessageHandler&&);
using PushServiceRequestMap = HashMap<String, Deque<std::unique_ptr<PushServiceRequest>>>;
void enqueuePushServiceRequest(PushServiceRequestMap&, std::unique_ptr<PushServiceRequest>&&);
void finishedPushServiceRequest(PushServiceRequestMap&, PushServiceRequest&);
void removeRecordsImpl(const WebCore::PushSubscriptionSetIdentifier&, const std::optional<String>& securityOrigin, CompletionHandler<void(unsigned)>&&);
UniqueRef<PushServiceConnection> m_connection;
UniqueRef<WebCore::PushDatabase> m_database;
IncomingPushMessageHandler m_incomingPushMessageHandler;
PushServiceRequestMap m_getSubscriptionRequests;
PushServiceRequestMap m_subscribeRequests;
PushServiceRequestMap m_unsubscribeRequests;
};
} // namespace WebPushD
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