/****************************************************************************
 * This file is part of the project Gwenhywfar.
 * Gwenhywfar (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/data/storage_p.h"
#include "aqhome/data/storage_readxml.h"
#include "aqhome/data/storage_writexml.h"

#include <gwenhywfar/debug.h>
#include <gwenhywfar/xml.h>
#include <gwenhywfar/directory.h>



/* ------------------------------------------------------------------------------------------------
 * forward declarations
 * ------------------------------------------------------------------------------------------------
 */





/* ------------------------------------------------------------------------------------------------
 * implementations
 * ------------------------------------------------------------------------------------------------
 */


AQH_STORAGE *AQH_Storage_new(void)
{
  AQH_STORAGE *sto;

  GWEN_NEW_OBJECT(AQH_STORAGE, sto);
  sto->roomList=AQH_Room_List_new();
  sto->deviceList=AQH_Device_List_new();
  sto->mqttTopicList=AQH_MqttTopic_List_new();
  sto->valueList=AQH_Value_List_new();

  return sto;
}



void AQH_Storage_free(AQH_STORAGE *sto)
{
  if (sto) {
    AQH_Value_List_free(sto->valueList);
    AQH_MqttTopic_List_free(sto->mqttTopicList);
    AQH_Device_List_free(sto->deviceList);
    AQH_Room_List_free(sto->roomList);
    free(sto->stateFile);

    GWEN_FREE_OBJECT(sto);
  }
}



const char *AQH_Storage_GetStateFile(const AQH_STORAGE *sto)
{
  return sto?(sto->stateFile):NULL;
}



void AQH_Storage_SetStateFile(AQH_STORAGE *sto, const char *s)
{
  if (sto) {
    free(sto->stateFile);
    sto->stateFile=s?strdup(s):NULL;
  }
}



void AQH_Storage_AddRoom(AQH_STORAGE *sto, AQH_ROOM *r)
{
  if (sto && r) {
    uint64_t id;

    id=++(sto->lastRoomId);
    AQH_Room_SetId(r, id);
    AQH_Room_List_Add(r, sto->roomList);
  }
}



AQH_ROOM_LIST *AQH_Storage_GetRoomList(const AQH_STORAGE *sto)
{
  return sto?sto->roomList:NULL;
}



AQH_ROOM *AQH_Storage_GetRoomById(const AQH_STORAGE *sto, uint64_t id)
{
  return sto?AQH_Room_List_GetById(sto->roomList, id):NULL;
}



AQH_ROOM *AQH_Storage_GetRoomByName(const AQH_STORAGE *sto, const char *s)
{
  return sto?AQH_Room_List_GetByName(sto->roomList, s):NULL;
}



void AQH_Storage_AddDevice(AQH_STORAGE *sto, AQH_DEVICE *dev)
{
  if (sto && dev) {
    uint64_t id;

    id=++(sto->lastDeviceId);
    AQH_Device_SetId(dev, id);
    AQH_Device_List_Add(dev, sto->deviceList);
  }
}



AQH_DEVICE_LIST *AQH_Storage_GetDeviceList(const AQH_STORAGE *sto)
{
  return sto?sto->deviceList:NULL;
}



AQH_DEVICE *AQH_Storage_GetDeviceById(const AQH_STORAGE *sto, uint64_t id)
{
  return sto?AQH_Device_List_GetById(sto->deviceList, id):NULL;
}



AQH_DEVICE *AQH_Storage_GetDeviceByName(const AQH_STORAGE *sto, const char *s)
{
  return sto?AQH_Device_List_GetByName(sto->deviceList, s):NULL;
}



void AQH_Storage_AddMqttTopic(AQH_STORAGE *sto, AQH_MQTT_TOPIC *t)
{
  if (sto && t) {
    uint64_t id;

    id=++(sto->lastTopicId);
    AQH_MqttTopic_SetId(t, id);
    AQH_MqttTopic_List_Add(t, sto->mqttTopicList);
  }
}



AQH_MQTT_TOPIC_LIST *AQH_Storage_GetMqttTopicList(const AQH_STORAGE *sto)
{
  return sto?sto->mqttTopicList:NULL;
}



AQH_MQTT_TOPIC *AQH_Storage_GetMqttTopicById(const AQH_STORAGE *sto, uint64_t id)
{
  return sto?AQH_MqttTopic_List_GetById(sto->mqttTopicList, id):NULL;
}



AQH_MQTT_TOPIC *AQH_Storage_GetMqttTopicByTopic(const AQH_STORAGE *sto, const char *topic)
{
  return sto?AQH_MqttTopic_List_GetByTopic(sto->mqttTopicList, topic):NULL;
}



void AQH_Storage_AddValue(AQH_STORAGE *sto, AQH_VALUE *value)
{
  if (sto && value) {
    uint64_t id;

    id=++(sto->lastValueId);
    AQH_Value_SetId(value, id);
    AQH_Value_List_Add(value, sto->valueList);
  }
}



AQH_VALUE_LIST *AQH_Storage_GetValueList(const AQH_STORAGE *sto)
{
  return sto?sto->valueList:NULL;
}



AQH_VALUE *AQH_Storage_GetValueById(const AQH_STORAGE *sto, uint64_t id)
{
  return sto?AQH_Value_List_GetById(sto->valueList, id):NULL;
}



AQH_VALUE *AQH_Storage_GetValueByName(const AQH_STORAGE *sto, const char *s)
{
  return sto?AQH_Value_List_GetByName(sto->valueList, s):NULL;
}



uint32_t AQH_Storage_GetRuntimeFlags(const AQH_STORAGE *sto)
{
  return sto?sto->runtimeFlags:0;
}



void AQH_Storage_SetRuntimeFlags(AQH_STORAGE *sto, uint32_t flags)
{
  if (sto)
    sto->runtimeFlags=flags;
}



void AQH_Storage_AddRuntimeFlags(AQH_STORAGE *sto, uint32_t flags)
{
  if (sto)
    sto->runtimeFlags|=flags;
}



void AQH_Storage_SubRuntimeFlags(AQH_STORAGE *sto, uint32_t flags)
{
  if (sto)
    sto->runtimeFlags&=~flags;
}



void AQH_Storage_HandleMqttPublish(AQH_STORAGE *sto, const char *topic, const char *value)
{
  /* TODO */
}



int AQH_Storage_Init(AQH_STORAGE *sto)
{
  int rv;

  rv=GWEN_Directory_GetPath(sto->stateFile,
                            GWEN_PATH_FLAGS_CHECKROOT |
                            GWEN_PATH_FLAGS_PATHMUSTEXIST |
                            GWEN_PATH_FLAGS_NAMEMUSTEXIST |
                            GWEN_PATH_FLAGS_VARIABLE);
  if (rv==0) {
    rv=AQH_Storage_ReadStateFile(sto, sto->stateFile);
    if (rv<0) {
      DBG_INFO(AQH_LOGDOMAIN, "here (%d)", rv);
      return rv;
    }
  }
  else {
    DBG_WARN(AQH_LOGDOMAIN, "State file \"%s\" not available, will try to create it later (%d)", sto->stateFile, rv);
  }

  return 0;
}



int AQH_Storage_WriteState(AQH_STORAGE *sto)
{
  int rv;

  rv=AQH_Storage_WriteStateFile(sto, sto->stateFile);
  if (rv<0) {
    DBG_INFO(AQH_LOGDOMAIN, "here (%d)", rv);
    return rv;
  }
  sto->runtimeFlags&=~AQH_STORAGE_RTFLAGS_MODIFIED;
  return 0;
}