/*
 * FeatherHAB
 *
 * This file is part of FeatherHAB.
 *
 * FeatherHab is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * FeatherHab is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with FeatherHAB. If not, see <http://www.gnu.org/licenses/>.
 *
 * Ethan Zonca
 *
 */

#include "stm32f0xx_hal.h"

#include "config.h"
#include "error.h"

#ifdef LPS25H
	#include "lps25h.h"
#else
	#include "bme280.h"
#endif
#include "gps.h"

#include "system/gpio.h"
#include "system/sysclk.h"
#include "system/watchdog.h"
#include "system/uart.h"
#include "system/adc.h"

#include "si446x/si446x.h"
#include "aprs/aprs.h"
#include "aprs/afsk.h"


int main(void)
{
  hal_init();
  sysclock_init();
  gpio_init();
  adc_init();
  afsk_init();
  si446x_init();
  si446x_init();
  gps_poweron();

  #ifdef LPS25H
    lps25h_init();
  #else
    bme280_init();
  #endif

  // Software timers
  uint32_t last_transmission = HAL_GetTick();
  uint32_t last_led = HAL_GetTick();

  uint32_t transmission_rate = 700;
  uint32_t is_friendly = 0;

  while (1)
  {
	  #ifdef FRIENDLY_MODE
	  	  if(!is_friendly && HAL_GetTick() > 1000 * FRIENDLY_TIMEOUT)
	  	  {
	  		  transmission_rate = FRIENDLY_TX_RATE;
	  		  is_friendly = 1;
	  	  }
	  #endif

	  // Transmit RF packet
	  if(HAL_GetTick() - last_transmission > transmission_rate)
	  {
		  gps_update_data(); // Will always return at 1hz rate (default measurement rate)

		  #ifdef LPS25H
		  	  lps25h_read();
		  #else
		  	  bme280_update();
		  #endif

		  while(afsk_busy()); // ensure previous message finished
		  aprs_send();

		  last_transmission = HAL_GetTick();
	  }

	  // Blink LEDs
	  if(HAL_GetTick() - last_led > 100)
	  {
		  HAL_GPIO_TogglePin(LED_POWER);
		  last_led = HAL_GetTick();
	  }

	  if(afsk_request_cwoff())
		  si446x_cw_off();

	  // High-frequency function calls
	  watchdog_feed();
  }
}


// vim:softtabstop=4 shiftwidth=4 expandtab