/*
 * Copyright (c) 2008, Swedish Institute of Computer Science.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 * 3. Neither the name of the Institute 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 INSTITUTE 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 INSTITUTE 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.
 *
 * This file is part of the Contiki operating system.
 *
 */

/**
 * \file
 *         Merkurboard-specific Contiki shell commands
 * \author
 *         Harald Pichler <harald@the-develop.net>
 */

#include "contiki.h"
#include <stdio.h>
#include <stdlib.h>     /* strtol */
#include "sys/cc.h"
#include "dev/radio.h"
#include "shell-merkur.h"
//#include "extended-rf-api.h"
#include "params.h"

/*---------------------------------------------------------------------------*/
PROCESS(shell_txpower_process, "txpower");
SHELL_COMMAND(txpower_command,
	      "txpower",
	      "txpower <power>: change transmission power 0 (3dbm, default) to 15 (-17.2dbm)",
	      &shell_txpower_process);
PROCESS(shell_panid_process, "panid");
SHELL_COMMAND(panid_command,
	      "panid",
	      "panid <0xabcd>: change panid (default 0xabcd)",
	      &shell_panid_process);
PROCESS(shell_rfchannel_process, "rfchannel");
SHELL_COMMAND(rfchannel_command,
	      "rfchannel",
	      "rfchannel <channel>: change radio channel (11 - 26)",
	      &shell_rfchannel_process);
PROCESS(shell_ccathresholds_process, "ccathresholds");
SHELL_COMMAND(ccathresholds_command,
	      "ccathresholds",
	      "ccathresholds <threshold: change cca thresholds -91 to -61 dBm (default -77)",
	      &shell_ccathresholds_process);
PROCESS(shell_saverfparam_process, "saverfparam");
SHELL_COMMAND(saverfparam_command,
	      "saverfparam",
	      "saverfparam <> save radio parameters txpower, channel, panid to eeprom settingsmanager",
	      &shell_saverfparam_process);

/*---------------------------------------------------------------------------*/
PROCESS_THREAD(shell_txpower_process, ev, data)
{
  radio_value_t value;
  char buf[20];
  const char *newptr;
  PROCESS_BEGIN();

  value = shell_strtolong(data, &newptr);
  
  /* If no transmission power was given on the command line, we print
     out the current txpower. */
  if(newptr == data) {
	if(get_param(RADIO_PARAM_TXPOWER, &value) == RADIO_RESULT_OK) {
    }
  } else {
    set_param(RADIO_PARAM_TXPOWER, value);
  }

  snprintf(buf, sizeof(buf), "%3d", value);
  shell_output_str(&txpower_command, "TX Power: ", buf);

  PROCESS_END();
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(shell_rfchannel_process, ev, data)
{
  radio_value_t value;
  char buf[20];
  const char *newptr;
  PROCESS_BEGIN();

  value = shell_strtolong(data, &newptr);
  
  /* If no channel was given on the command line, we print out the
     current channel. */
  if(newptr == data) {
	if(get_param(RADIO_PARAM_CHANNEL, &value) == RADIO_RESULT_OK) {
		
    }
  } else {
    set_param(RADIO_PARAM_CHANNEL, value);
  }

  snprintf(buf, sizeof(buf), "%d", value);
  shell_output_str(&rfchannel_command, "Channel: ", buf);

  PROCESS_END();
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(shell_ccathresholds_process, ev, data)
{
  radio_value_t value;
  char buf[20];
  const char *newptr;
  PROCESS_BEGIN();

  value = shell_strtolong(data, &newptr);
  
  /* If no channel was given on the command line, we print out the
     current channel. */
  if(newptr == data) {
	if(get_param(RADIO_PARAM_CCA_THRESHOLD, &value) == RADIO_RESULT_OK) {
		
    }
  } else {
    set_param(RADIO_PARAM_CCA_THRESHOLD, value);
  }

  snprintf(buf, sizeof(buf), "%d  dBm", value);
  shell_output_str(&rfchannel_command, "CCA Threshold: ", buf);

  PROCESS_END();
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(shell_panid_process, ev, data)
{
  radio_value_t value;
  char buf[20];
  char *newptr;
  PROCESS_BEGIN();

  value = strtol(data, &newptr, 0);
  
  /* If no channel was given on the command line, we print out the
     current channel. */
  if(newptr == data) {
	if(get_param(RADIO_PARAM_PAN_ID, &value) == RADIO_RESULT_OK) {
		
    }
  } else {
    set_param(RADIO_PARAM_PAN_ID, value);
  }

  snprintf(buf, sizeof(buf),"0x%02x%02x\n", (value >> 8) & 0xFF, value & 0xFF);
  shell_output_str(&panid_command, "panid: ", buf);

  PROCESS_END();
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(shell_saverfparam_process, ev, data)
{
  PROCESS_BEGIN();
  /* Save txpower */
  params_save_txpower();
  /* Save rfchannel */
  params_save_channel();  
  /* Save ccathresholds */
  // todo 
  
  /* Save panid */
  params_save_panid();

  shell_output_str(&rfchannel_command, "saverfparam done ", 0);

  PROCESS_END();
}
/*---------------------------------------------------------------------------*/
void
shell_merkur_init(void)
{
  shell_ps_init();
  shell_reboot_init();
  shell_register_command(&txpower_command);
  shell_register_command(&rfchannel_command);
  shell_register_command(&ccathresholds_command);  
  shell_register_command(&panid_command);
  shell_register_command(&saverfparam_command);

}
/*---------------------------------------------------------------------------*/