#include "global_time.h"


GLOBAL_TIME global_time = GLOBAL_TIME_DEFAULTS;


void init_global_time_struct(unsigned int freq_pwm)
{
	global_time.total_seconds = 0;
	global_time.total_seconds10 = 0;
	global_time.total_seconds10full = 0;
	global_time.microseconds = 0;
	global_time.microseconds_temp = 0;
	global_time.pwm_tics = 0;
	global_time.miliseconds = 0;
	global_time.miliseconds_long = 0;
	global_time.seconds = 0;
	global_time.minuts = 0;
	global_time.hours = 0;
	global_time.freq_pwm_hz = freq_pwm;
	global_time.microseconds_add = 1000000L / global_time.freq_pwm_hz;
}

#pragma CODE_SECTION(global_time_calc,".fast_run2");
void global_time_calc(GLOBAL_TIME_handle gt)
{
    unsigned int miliseconds_temp = 0;
    static unsigned int miliseconds_temp10 = 0;

	gt->pwm_tics++;
	gt->microseconds += gt->microseconds_add;
	gt->microseconds_temp += gt->microseconds_add;

	if (gt->microseconds_temp>=1000)
	{
	    if (gt->microseconds_temp>=2000)
	    {
	        miliseconds_temp = gt->microseconds_temp/1000;
	        gt->microseconds_temp -= miliseconds_temp*1000;
	    }
	    else
	    {
	        miliseconds_temp = 1;
	        gt->microseconds_temp -= 1000;
	    }
	}

//	gt->miliseconds = gt->microseconds / 1000;

    gt->miliseconds += miliseconds_temp;
    miliseconds_temp10 += miliseconds_temp;

	if(gt->pwm_tics == gt->freq_pwm_hz)
	{
		gt->total_seconds++;
        gt->total_seconds10 += 10;

		gt->seconds++;
		gt->pwm_tics = 0;
		miliseconds_temp10 = 0;

		if(gt->seconds == 60)
		{
			gt->minuts++;
			gt->seconds = 0;

			if(gt->minuts == 60)
			{
				gt->hours++;
				gt->minuts = 0;
			}
		}
	}

	//gt->total_seconds10 += 10;
	gt->total_seconds10full = gt->total_seconds10 + miliseconds_temp10/100;
}


void init_timer_sec(unsigned int *start_time)
{
	*start_time = global_time.total_seconds;
}

void init_timer_milisec(unsigned int *start_time)
{
	*start_time = global_time.miliseconds;
}

int detect_pause_sec(unsigned int wait_pause, unsigned int *old_time)
{
	unsigned long delta;

    if(global_time.total_seconds >= *old_time)
    {
        delta = (unsigned int)((unsigned int)global_time.total_seconds - *old_time);
    }
    else
    {
        delta = (unsigned int)((unsigned int)global_time.total_seconds + (0xFFFFUL - *old_time));
    }

    if (delta>=wait_pause)
	{
	   *old_time = (unsigned int)global_time.total_seconds;
	   return 1;
	}
	else
	   return 0;
}

int detect_pause_milisec(unsigned int wait_pause, unsigned int *old_time)
{
	unsigned long delta;
	if(global_time.miliseconds >= *old_time)
	{
		delta = (unsigned int)((unsigned int)global_time.miliseconds - *old_time);
	}
	else
	{
		delta = (unsigned int)((unsigned int)global_time.miliseconds + (0xFFFFUL - *old_time));
	}

    if (delta>=wait_pause)
	{
	   *old_time = (unsigned int)global_time.miliseconds;
	   return 1;
	}
	else
	   return 0;
}

unsigned int get_delta_milisec(unsigned int *old_time, unsigned int upd)
{
    unsigned long delta;

    if(global_time.miliseconds >= *old_time)
    {
        delta = (unsigned int)((unsigned int)global_time.miliseconds - *old_time);
    }
    else
    {
        delta = (unsigned int)((unsigned int)global_time.miliseconds + (0xFFFFUL - *old_time));
    }
    if (upd)
        *old_time = (unsigned int)global_time.miliseconds;

    return delta;
}