#include <time.h>
#include <unistd.h>
#include <stdarg.h>
#include "process.h"

#include "debug.h"

const char red_color[] = {
	0x1b, 0x5b, 0x30, 0x3b, 0x33, 0x31, 0x3b, 0x34, 0x30, 0x6d, 0x0,
};

const char green_color[] = {
	0x1b, 0x5b, 0x30, 0x3b, 0x33, 0x32, 0x3b, 0x34, 0x30, 0x6d, 0x0,
};

const char normal_color[] = {
	0x1b, 0x5b, 0x30, 0x3b, 0x33, 0x37, 0x3b, 0x34, 0x30, 0x6d, 0x0,
};

int trace_level = 1;

static const char *assign_color(int color)
{
	switch (color) {
	case 1:
		return red_color;
	case 2:
		return green_color;
	default:
		return normal_color;
	}
}

void print_trace(const char *file, int line, int color, int l,
		const char *fmt, ...)
{
        va_list args;
	time_t t = time(0);
	char time[32];
	char trace[1024];
	const char *color_str = assign_color(color);

	if (l > trace_level)
		return;

        va_start(args, fmt);
	vsnprintf(trace, sizeof(trace), fmt, args);
        va_end(args);

	strftime(time, sizeof(time), "%d.%m.%Y %T", localtime(&t));

	fprintf(stderr, "%s%s [%5d.%d] %s:%d %s %s",
		color_str, time,
		getpid(), get_parent_count(),
		file, line, normal_color, trace);
	fflush(stderr);
}