PostConnectSynchronizeStateSender.h

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/*
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *     http://aws.amazon.com/apache2.0/
 *
 * or in the "license" file accompanying this file. This file is distributed
 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */

#ifndef ALEXA_CLIENT_SDK_SYNCHRONIZESTATESENDER_INCLUDE_SYNCHRONIZESTATESENDER_POSTCONNECTSYNCHRONIZESTATESENDER_H_
#define ALEXA_CLIENT_SDK_SYNCHRONIZESTATESENDER_INCLUDE_SYNCHRONIZESTATESENDER_POSTCONNECTSYNCHRONIZESTATESENDER_H_

#include <memory>
#include <mutex>
#include <string>

#include <AVSCommon/AVS/WaitableMessageRequest.h>
#include <AVSCommon/SDKInterfaces/ContextManagerInterface.h>
#include <AVSCommon/SDKInterfaces/ContextRequesterInterface.h>
#include <AVSCommon/SDKInterfaces/PostConnectOperationInterface.h>
#include <AVSCommon/Utils/Metrics/MetricRecorderInterface.h>
#include <AVSCommon/Utils/Threading/ConditionVariableWrapper.h>

namespace alexaClientSDK {
namespace synchronizeStateSender {

class PostConnectSynchronizeStateSender
        : public avsCommon::sdkInterfaces::ContextRequesterInterface
        , public avsCommon::sdkInterfaces::PostConnectOperationInterface
        , public std::enable_shared_from_this<PostConnectSynchronizeStateSender> {
public:
    static std::shared_ptr<PostConnectSynchronizeStateSender> create(
        std::shared_ptr<avsCommon::sdkInterfaces::ContextManagerInterface> contextManager,
        std::shared_ptr<avsCommon::utils::metrics::MetricRecorderInterface> metricRecorder = nullptr);

    ~PostConnectSynchronizeStateSender();

    void onContextAvailable(const std::string& jsonContext) override;
    void onContextFailure(const avsCommon::sdkInterfaces::ContextRequestError error) override;

    unsigned int getOperationPriority() override;
    bool performOperation(
        const std::shared_ptr<avsCommon::sdkInterfaces::MessageSenderInterface>& messageSender) override;
    void abortOperation() override;
private:
    PostConnectSynchronizeStateSender(
        std::shared_ptr<avsCommon::sdkInterfaces::ContextManagerInterface> contextManager,
        std::shared_ptr<avsCommon::utils::metrics::MetricRecorderInterface> metricRecorder);

    bool fetchContext();

    bool isStopping();

    std::shared_ptr<avsCommon::sdkInterfaces::ContextManagerInterface> m_contextManager;

    std::shared_ptr<avsCommon::utils::metrics::MetricRecorderInterface> m_metricRecorder;

    bool m_isStopping;

    std::string m_contextString;

    std::mutex m_mutex;

    std::shared_ptr<avsCommon::avs::WaitableMessageRequest> m_postConnectRequest;

    avsCommon::utils::threading::ConditionVariableWrapper m_wakeTrigger;
};

}  // namespace synchronizeStateSender
}  // namespace alexaClientSDK

#endif  // ALEXA_CLIENT_SDK_SYNCHRONIZESTATESENDER_INCLUDE_SYNCHRONIZESTATESENDER_POSTCONNECTSYNCHRONIZESTATESENDER_H_