#include "os_timer.h"

unsigned short osTime_MSecTick = 0; /*滴答时钟*/
unsigned short osTime_SecTick = 0;
unsigned short osTime_10SecTick = 0; /*10s记一次 用于自动调零周期时间记录*/

static unsigned short osTimer_MSec1 = 0;
static unsigned short osTimer_MSec2 = 0;

unsigned short OsTimeTick_10ms;
unsigned short OsTimeTick_50ms;
unsigned short OsTimeTick_100ms;
unsigned short OsTimeTick_200ms;
unsigned short OsTimeTick_500ms;
unsigned short OsTimeTick_1s;
unsigned short OsTimeTick_2s;

/****************************************************************************
 * NAME:             OsTimer_Init
 * CALLED BY:        Application
 * PRECONDITIONS:
 * INPUT PARAMETERS: None
 * RETURN VALUES:    None
 * DESCRIPTION:      OsTimer initialization
 *
 ****************************************************************************/

void OsTimer_Init(void)
{
  osTimer_MSec1 = 0;
  osTimer_MSec2 = 0;
  osTime_SecTick = 0;
  osTime_MSecTick = 0;

  OsTimeTick_10ms = osTime_MSecTick;
  OsTimeTick_50ms = osTime_MSecTick;
  OsTimeTick_100ms = osTime_MSecTick;
  OsTimeTick_200ms = osTime_MSecTick;
  OsTimeTick_500ms = osTime_MSecTick;
  OsTimeTick_1s = osTime_MSecTick;
}

/****************************************************************************
 * NAME:             OsTimer_Increment
 * CALLED BY:        ISR
 * PRECONDITIONS:
 * INPUT PARAMETERS: msec -  millisecond to increase
 * RETURN VALUES:    None
 * DESCRIPTION:      Increase the Timer
 *
 ****************************************************************************/
void OsTimer_Increment(unsigned short msec)
{
  osTime_MSecTick += msec;
  osTimer_MSec1 += msec;
  osTimer_MSec2 += msec;
  if (osTimer_MSec1 >= 1000U) /*1s*/
  {
    osTimer_MSec1 = 0U;
    osTime_SecTick++;
  }
  if (osTimer_MSec2 >= 10000U) /*10s*/
  {
    osTimer_MSec2 = 0U;
    osTime_10SecTick++;
  }
}

/****************************************************************************
 * NAME:             OsTimer_CheckTimeOut
 * CALLED BY:        Application
 * PRECONDITIONS:
 * INPUT PARAMETERS: timeStart - start tick
 *                   timeNow   - current tick
 *                   timeOut   - expired tick
 * RETURN VALUES:    whether timer is expired
 * DESCRIPTION:      check if specified time is expired
 *
 ****************************************************************************/
unsigned char OsTimer_CheckTimeOut(unsigned short timeStart, unsigned short timeNow, unsigned short timeOut)
{
  unsigned short timerActivateVal;
  timerActivateVal = timeOut + timeStart;

  if (timerActivateVal > timeStart)
  {
    if ((timeNow >= timerActivateVal) || (timeNow < timeStart))
    {
      return TIME_TRUE;
    }
  }
  else if ((timeNow >= timerActivateVal) && (timeNow < timeStart))
  {
    return TIME_TRUE;
  }
  return TIME_FALSE;
}

/*
离结束运行还有多少时间 配合OsTimer_CheckTimeOut函数使用
*/
unsigned short OsTimer_CheckRunTime(unsigned short timeStart, unsigned short timeNow, unsigned short timeOut)
{
  unsigned short timerActivateVal;
  timerActivateVal = timeOut + timeStart;

  if (timerActivateVal > timeStart)
  {
    return (timerActivateVal - timeNow);
  }
  else
  {
    return (65535U - timeNow + timerActivateVal);
  }
}

/*阻塞式延时*/
void Delay_ms(unsigned short delay)
{
    HAL_Delay(delay);
}