/*
		SINGLE
	experimental and/or testing code, do not use in
	production.

*/

#include   <stdio.h>
#include   <string.h>
#include   <sys/stat.h>

#include   "../floatimg.h"

#include   "sfx.h"
#include   "filterstack.h"
#include   "crapulator.h"
#include   "single.h"

/* -------------------------------------------------------------- */
/*
 *		singleton/private variables
 */

static int		nextpng, counter;
static char		*destination;

/* -------------------------------------------------------------- */
int single_init(int next, char *dest, char *sfxchain)
{
int			foo;
struct stat		stbuf;

fprintf(stderr, ">>> %s ( %d '%s' )\n", __func__, next, dest);

nextpng = next;

foo = stat(dest, &stbuf);
if (foo) {
	perror("stat dest dir");
	return -2;
	}
// fprintf(stderr, "\t%s type = %04x\n", dest, stbuf.st_mode & S_IFMT);
if (S_IFDIR != (stbuf.st_mode & S_IFMT)) {
	fprintf(stderr, "! %s must be a directory\n", dest);
	return -3;
	}

destination = dest;

return 0;
}
/* -------------------------------------------------------------- */
int single_push_picture(FloatImg *pimg)
{
int		foo;
char		line[1000], buff[100];

#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( %p )\n", __func__, pimg);
#endif

strncpy(line, destination, 100);
if ('/' != line[strlen(line)-1]) {
	fprintf(stderr, "adding '/'\n");
	strcat(line, "/");
	}

// fprintf(stderr, "  destdir = '%s'\n", line);
sprintf(buff, "%05d.png", nextpng);
strcat(line, buff);

// fprintf(stderr, "writing %p to '%s'\n", pimg, line);
foo = fimg_export_picture(pimg, line, 0);
if (foo) {
	fprintf(stderr, "%s: err %d on export\n", __func__, foo);
	return foo;
	}

nextpng++;

return 0;
}
/* -------------------------------------------------------------- */
int single_print_state(char *title, int k)
{
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( '%s' %d )\n", __func__, title, k);
#endif

fprintf(stderr, "nextpng     %d\n", nextpng);
fprintf(stderr, "counter     %d\n", counter);

return -1;
}
/* -------------------------------------------------------------- */