/****************************************************************************
 * This file is part of the project AqHome.
 * AqHome (c) by 2023 Martin Preuss, all rights reserved.
 *
 * The license for this file can be found in the file COPYING which you
 * should have received along with this file.
 ****************************************************************************/

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif


#include "aqhome/msgmanager.h"
#include "aqhome/msg/endpointmgr.h"
#include "aqhome/msg/msg_node.h"

#include <gwenhywfar/misc.h>
#include <gwenhywfar/debug.h>



static void _loopOnceOverEndpoints(GWEN_MSG_ENDPOINT_MGR *emgr);
static void _handleEndpoint(GWEN_MSG_ENDPOINT_MGR *emgr, GWEN_MSG_ENDPOINT *ep);
static void _handleNodeMsg(GWEN_MSG_ENDPOINT_MGR *emgr, GWEN_MSG_ENDPOINT *ep, const GWEN_MSG *msg);
static void _handleIpcMsg(GWEN_MSG_ENDPOINT_MGR *emgr, GWEN_MSG_ENDPOINT *ep, const GWEN_MSG *msg);





GWEN_MSG_ENDPOINT_MGR *AQH_MsgManager_new(uint8_t busAddr)
{
  return AQH_MsgEndpointMgr_new(busAddr);
}



int AQH_MsgManager_LoopOnce(GWEN_MSG_ENDPOINT_MGR *emgr)
{
  int rv;

  rv=GWEN_MsgEndpointMgr_IoLoopOnce(emgr);
  _loopOnceOverEndpoints(emgr);
  GWEN_MsgEndpointMgr_RunAllEndpoints(emgr);
  return rv;
}



void _loopOnceOverEndpoints(GWEN_MSG_ENDPOINT_MGR *emgr)
{
  GWEN_MSG_ENDPOINT_LIST *endpointList;

  DBG_DEBUG(AQH_LOGDOMAIN, "Handle endpoint messages");
  endpointList=GWEN_MsgEndpointMgr_GetEndpointList(emgr);
  if (endpointList) {
    GWEN_MSG_ENDPOINT *ep;

    ep=GWEN_MsgEndpoint_List_First(endpointList);
    while(ep) {
      _handleEndpoint(emgr, ep);
      ep=GWEN_MsgEndpoint_List_Next(ep);
    } /* while */
  }
}



void _handleEndpoint(GWEN_MSG_ENDPOINT_MGR *emgr, GWEN_MSG_ENDPOINT *ep)
{
  GWEN_MSG *msg;
  
  while( (msg=GWEN_MsgEndpoint_TakeFirstReceivedMessage(ep)) ) {
    int groupId;

    groupId=GWEN_Msg_GetGroupId(msg);
    switch(groupId) {
    case AQH_MSGMGR_ENDPOINTGROUP_NODE: _handleNodeMsg(emgr, ep, msg); break;
    case AQH_MSGMGR_ENDPOINTGROUP_IPC:  _handleIpcMsg(emgr, ep, msg); break;
    default:
      DBG_ERROR(AQH_LOGDOMAIN, "unhandled groupId %d (%02x), ignoring message", groupId, groupId);
      break;
    }

    GWEN_Msg_free(msg);
  }
}



void _handleNodeMsg(GWEN_MSG_ENDPOINT_MGR *emgr, GWEN_MSG_ENDPOINT *ep, const GWEN_MSG *msg)
{
  DBG_INFO(AQH_LOGDOMAIN,
	   "  - msg %d from %d to %d",
	   AQH_NodeMsg_GetMsgType(msg), AQH_NodeMsg_GetSourceAddress(msg), AQH_NodeMsg_GetDestAddress(msg));

  AQH_MsgEndpointMgr_DistributeMsgFromNodeEndpoint(emgr, ep, msg, AQH_MSGMGR_ENDPOINTGROUP_NODE);
}



void _handleIpcMsg(GWEN_MSG_ENDPOINT_MGR *emgr, GWEN_MSG_ENDPOINT *ep, const GWEN_MSG *msg)
{
  /* exec IPC message */
}