# Source: streaming/protection/ProtectionEvents.js

    /**
     * The copyright in this software is being made available under the BSD License,
     * included below. This software may be subject to other third party and contributor
     * rights, including patent rights, and no such rights are granted under this license.
     *
     * Copyright (c) 2013, Dash Industry Forum.
     * All rights reserved.
     *
     * Redistribution and use in source and binary forms, with or without modification,
     * are permitted provided that the following conditions are met:
     *  * Redistributions of source code must retain the above copyright notice, this
     *  list of conditions and the following disclaimer.
     *  * 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.
     *  * Neither the name of Dash Industry Forum nor the names of its
     *  contributors may be used to endorse or promote products derived from this software
     *  without specific prior written permission.
     *
     *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT HOLDER OR 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.
     */
    import EventsBase from '../../core/events/EventsBase';

    /**
     * @class
     */
    class ProtectionEvents extends EventsBase {
        /**
         * @description Public facing external events to be used when including protection package.
         * All public events will be aggregated into the MediaPlayerEvents Class and can be accessed
         * via MediaPlayer.events.  public_ is the prefix that we use to move event names to MediaPlayerEvents.
         */
        constructor() {
            super();

            /**
             * Event ID for events delivered when the protection set receives
             * a key message from the CDM
             *
             * @ignore
             */
            this.INTERNAL_KEY_MESSAGE = 'internalKeyMessage';

            /**
             * Event ID for events delivered when the status of one decryption keys has changed
             * @ignore
             */
            this.INTERNAL_KEY_STATUS_CHANGED = 'internalkeyStatusChanged';

            /**
             * Event ID for events delivered when a new key has been added
             *
             * @constant
             * @deprecated The latest versions of the EME specification no longer
             * use this event.  {@MediaPlayer.models.protectionModel.eventList.KEY_STATUSES_CHANGED}
             * is preferred.
             * @event ProtectionEvents#KEY_ADDED
             */
            this.KEY_ADDED = 'public_keyAdded';
            /**
             * Event ID for events delivered when an error is encountered by the CDM
             * while processing a license server response message
             * @event ProtectionEvents#KEY_ERROR
             */
            this.KEY_ERROR = 'public_keyError';

            /**
             * Event ID for events delivered when the protection set receives
             * a key message from the CDM
             * @event ProtectionEvents#KEY_MESSAGE
             */
            this.KEY_MESSAGE = 'public_keyMessage';

            /**
             * Event ID for events delivered when a key session close
             * process has completed
             * @event ProtectionEvents#KEY_SESSION_CLOSED
             */
            this.KEY_SESSION_CLOSED = 'public_keySessionClosed';

            /**
             * Event ID for events delivered when a new key sessions creation
             * process has completed
             * @event ProtectionEvents#KEY_SESSION_CREATED
             */
            this.KEY_SESSION_CREATED = 'public_keySessionCreated';

            /**
             * Event ID for events delivered when a key session removal
             * process has completed
             * @event ProtectionEvents#KEY_SESSION_REMOVED
             */
            this.KEY_SESSION_REMOVED = 'public_keySessionRemoved';

            /**
             * Event ID for events delivered when the status of one or more
             * decryption keys has changed
             * @event ProtectionEvents#KEY_STATUSES_CHANGED
             */
            this.KEY_STATUSES_CHANGED = 'public_keyStatusesChanged';

            /**
             * Event ID for events delivered when a key system access procedure
             * has completed
             * @event ProtectionEvents#KEY_SYSTEM_ACCESS_COMPLETE
             */
            this.KEY_SYSTEM_ACCESS_COMPLETE = 'public_keySystemAccessComplete';

            /**
             * Event ID for events delivered when a key system selection procedure
             * completes
             * @event ProtectionEvents#KEY_SYSTEM_SELECTED
             */
            this.KEY_SYSTEM_SELECTED = 'public_keySystemSelected';

            /**
             * Event ID for events delivered when a license request procedure
             * has completed
             * @event ProtectionEvents#LICENSE_REQUEST_COMPLETE
             */
            this.LICENSE_REQUEST_COMPLETE = 'public_licenseRequestComplete';

            /**
             * Sending a license rquest
             * @event ProtectionEvents#LICENSE_REQUEST_SENDING
             */
            this.LICENSE_REQUEST_SENDING = 'public_licenseRequestSending';

            /**
             * Event ID for needkey/encrypted events
             * @ignore
             */
            this.NEED_KEY = 'needkey';

            /**
             * Event ID for events delivered when the Protection system is detected and created.
             * @event ProtectionEvents#PROTECTION_CREATED
             */
            this.PROTECTION_CREATED = 'public_protectioncreated';

            /**
             * Event ID for events delivered when the Protection system is destroyed.
             * @event ProtectionEvents#PROTECTION_DESTROYED
             */
            this.PROTECTION_DESTROYED = 'public_protectiondestroyed';

            /**
             * Event ID for events delivered when a new server certificate has
             * been delivered to the CDM
             * @ignore
             */
            this.SERVER_CERTIFICATE_UPDATED = 'serverCertificateUpdated';

            /**
             * Event ID for events delivered when the process of shutting down
             * a protection set has completed
             * @ignore
             */
            this.TEARDOWN_COMPLETE = 'protectionTeardownComplete';

            /**
             * Event ID for events delivered when a HTMLMediaElement has been
             * associated with the protection set
             * @ignore
             */
            this.VIDEO_ELEMENT_SELECTED = 'videoElementSelected';

            /**
             * Triggered when the key session has been updated successfully
             * @ignore
             */
            this.KEY_SESSION_UPDATED = 'public_keySessionUpdated';
        }
    }

    let protectionEvents = new ProtectionEvents();
    export default protectionEvents;

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