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************************************************************************/
/*************************************************
  File name     : mtc_wgw.h
  Module        : multimedia talk client
  Author        : bob.liu
  Created on    : 2017-06-13
  Description   :
    Marcos and structure definitions required by the mtc webrtc gateway.

  Modify History:
  1. Date:        Author:         Modification:
*************************************************/
#ifndef _MTC_WGW_H__
#define _MTC_WGW_H__

#include "mtc_def.h"

/**
 * @file mtc_wgw.h
 * @brief MTC WebRTC Gateway Interface Functions
 */

/**
 * @defgroup MtcWgwKey MTC notification key of media event.
 * @{
 */

/**
 * @brief A key whose value is a string object in JSON format reflecting
 * the configuration of ICE servers.
 */
#define MtcWgwIceServersKey                 "iceServers"

/**
 * @brief A key whose value is a string object in JSON format reflecting
 * the fail reason.
 */
#define MtcWgwFailReasonKey                 "MtcWgwFailReasonKey"

/** @} */


/**
 * @defgroup MtcWgwNotification MTC notification of session event.
 * @{
 */

/**
 * @brief Posted when initialize OK.
 *
 * The pcInfo of this notification contains
 * @ref MtcWgwIceServersKey.
 */
#define MtcWgwConnectOkNotification "MtcWgwConnectOkNotification"

/**
 * @brief Posted when initialize failed.
 *
 * The pcInfo of this notification is ZNULL.
 */
#define MtcWgwConnectDidFailNotification "MtcWgwConnectDidFailNotification"

/**
 * @brief Posted when send data OK.
 *
 * The pcInfo of this notification is ZNULL.
 */
#define MtcWgwSendDataOkNotification "MtcWgwSendDataOkNotification"

/**
 * @brief Posted when send data failed.
 *
 * The pcInfo of this notification is ZNULL.
 */
#define MtcWgwSendDataDidFailNotification "MtcWgwSendDataDidFailNotification"

/**
 * @brief Posted when receive data OK.
 *
 * The pcInfo of this notification is an array of string.
 */
#define MtcWgwRecvDataOkNotification "MtcWgwRecvDataOkNotification"

/**
 * @brief Posted when receive data failed.
 *
 * The pcInfo of this notification is ZNULL.
 */
#define MtcWgwRecvDataDidFailNotification "MtcWgwRecvDataDidFailNotification"

/**
 * @brief Posted when receive data.
 *
 * The pcInfo of this notification is an array of string.
 */
#define MtcWgwDataReceivedNotification "MtcWgwDataReceivedNotification"

/**
 * @brief Posted when notify fail event success.
 *
 * The pcInfo of this notification is ZNULL.
 */
#define MtcWgwNotifyOkNotification "MtcWgwNotifyOkNotification"

/**
 * @brief Posted when notify fail event failed.
 *
 * The pcInfo of this notification is ZNULL.
 */
#define MtcWgwNotifyDidFailNotification "MtcWgwNotifyDidFailNotification"

/** @} */

#ifdef __cplusplus
EXPORT_FLAG {
#endif

/**
 * @brief MTC notify WebRTC server join conf ok event.
 *
 * @param  zCookie Cookie.
 * @param  pcServiceId The service ID.
 * @param  pcSessId The session ID, use conference number for conference.
 * @param  pcInstanceId Instance ID string.
 *
 * @retval ZOK on successfully.
 * @retval ZFAILED on failed.
 */
MTCFUNC ZINT Mtc_WgwConnect(ZCOOKIE zCookie, ZCONST ZCHAR *pcServiceId,
    ZCONST ZCHAR *pcSessId, ZCONST ZCHAR *pcInstanceId);

/**
 * @brief MTC destroy session.
 */
MTCFUNC ZVOID Mtc_WgwDisconnect(ZFUNC_VOID);

/**
 * @brief MTC send data to peer.
 *
 * @param  zCookie Cookie.
 * @param  pcData Data string.
 *
 * @retval ZOK on successfully.
 * @retval ZFAILED on failed.
 */
MTCFUNC ZINT Mtc_WgwSend(ZCOOKIE zCookie, ZCONST ZCHAR *pcData);

/**
 * @brief MTC receive data from peer.
 *
 * @param  zCookie Cookie.
 *
 * @retval ZOK on successfully.
 * @retval ZFAILED on failed.
 */
MTCFUNC ZINT Mtc_WgwRecv(ZCOOKIE zCookie);

/**
 * @brief MTC notify WebRTC server join conf fail event.
 *
 * @param  zCookie Cookie.
 * @param  pcServiceId The service ID.
 * @param  pcSessId conf ID if conf exist, empty for other fail.
 * @param  pcInstanceId Instance ID string.
 * @param  pcReason fail reason.
 *
 * @retval ZOK on successfully.
 * @retval ZFAILED on failed.
 */
MTCFUNC ZINT Mtc_WgwNotify(ZCOOKIE zCookie, ZCONST ZCHAR *pcServiceId,
    ZCONST ZCHAR * pcSessId, ZCONST ZCHAR *pcInstanceId, ZCONST ZCHAR *pcReason);

#ifdef __cplusplus
}
#endif

#endif