/**** Includes ****/
#include "fuses.h"
#include "utils.h"

/**** Private definitions ****/
/**** Private constants ****/
/**** Private variables ****/
/**** Mapping function declarations ****/
/**** Private function declarations ****/
/**** Public function definitions ****/
#ifdef TESTING
#endif

void fuse_reset(fuse_t* fuse)
{
	fuse->state = FUSE_OFF;
	fuse->timer = 0;
	fuse->count = 0;
}

uint8_t fuse_process(fuse_t* fuse, uint8_t fault, fuse_cfg_t* cfg)
{
	// Active fault condition
	if(fault)
	{
		// Note fuse time count
		if((fuse->state == FUSE_OFF)||(fuse->state == FUSE_RETRY)) fuse->count++;
		
		// Go to fused state in any case
		fuse->state = FUSE_ACTIVE;
		fuse->timer = 0;
		return 1;
	};
	
	// No active fault condition
	if(fuse->state==FUSE_ACTIVE)
	{
		// Go to cooldown
		fuse->state = FUSE_COOLDOWN;
		fuse->timer = cfg->cooldown_time;
	};
	
	// Wait for timeout
	if(fuse->timer)
	{
		fuse->timer--;
		if(fuse->state == FUSE_RETRY) return 0;
		else return 1;
	};
	
	// Timeout end, transition logic
	switch(fuse->state)
	{
		case FUSE_COOLDOWN:
		// Cooldown end
		if(cfg->retry_time)
		{
			fuse->state = FUSE_RETRY;
			fuse->timer = cfg->retry_time;
		}
		else
		{
			fuse->state = FUSE_OFF;
			fuse->timer = 0;
		}
		break;
		
		case FUSE_RETRY:
		// Go back to normal
		fuse->state = FUSE_OFF;
		break;
		
		default:
		// Nothing to do
		break;
	}
	
	return 0;
}

/**** Private function definitions ****/