/*
 * Copyright 2017-2018 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_ADSL_INCLUDE_ADSL_MESSAGEINTERPRETER_H_
#define ALEXA_CLIENT_SDK_ADSL_INCLUDE_ADSL_MESSAGEINTERPRETER_H_

#include <memory>

#include <AVSCommon/SDKInterfaces/ExceptionEncounteredSenderInterface.h>
#include <AVSCommon/SDKInterfaces/DirectiveSequencerInterface.h>
#include <AVSCommon/SDKInterfaces/MessageObserverInterface.h>

namespace alexaClientSDK {
namespace adsl {

/**
 * Class that converts @c acl::Message to @c AVSDirective, and passes those directives to a
 * @c DirectiveSequencerInterface.
 */
class MessageInterpreter : public avsCommon::sdkInterfaces::MessageObserverInterface {
public:
    /**
     * Constructor.
     *
     * @param exceptionEncounteredSender The exceptions encountered messages sender, which will allow us to send
     *        exception encountered back to AVS.
     * @param directiveSequencerInterface The DirectiveSequencerInterface implementation, which will receive
     *        @c AVSDirectives.
     * @param attachmentManager The @c AttachmentManager which created @c AVSDirectives will use to acquire Attachments.
     */
    MessageInterpreter(
        std::shared_ptr<avsCommon::sdkInterfaces::ExceptionEncounteredSenderInterface> exceptionEncounteredSender,
        std::shared_ptr<avsCommon::sdkInterfaces::DirectiveSequencerInterface> directiveSequencer,
        std::shared_ptr<avsCommon::avs::attachment::AttachmentManagerInterface> attachmentManager);

    void receive(const std::string& contextId, const std::string& message) override;

private:
    /// Object that manages sending exceptions encountered messages to AVS.
    std::shared_ptr<avsCommon::sdkInterfaces::ExceptionEncounteredSenderInterface> m_exceptionEncounteredSender;
    /// Object to which we will send @c AVSDirectives.
    std::shared_ptr<avsCommon::sdkInterfaces::DirectiveSequencerInterface> m_directiveSequencer;
    // The attachment manager.
    std::shared_ptr<avsCommon::avs::attachment::AttachmentManagerInterface> m_attachmentManager;
};

}  // namespace adsl
}  // namespace alexaClientSDK

#endif  // ALEXA_CLIENT_SDK_ADSL_INCLUDE_ADSL_MESSAGEINTERPRETER_H_