#include <stdio.h>
#include <dirent.h>
#include <ttk.h>
#include "izilla.h"
#include "menu_bar.h"

//Function Prototypes
void ttk_new_clock_widget(int x, int y, int w, int h, TWidget * menubar);
void check_time(TWidget * wid);
void ttk_draw_clock_widget(TWidget * wid, ttk_surface srf);
void ttk_destroy_clock_widget(TWidget * wid);

//Structs
typedef struct ttk_clockdata{
	struct tm time;
} ttk_clockdata;

//Function Definitions
void ttk_new_clock_widget(int x, int y, int w, int h, TWidget * menubar)
{
	ttk_clockdata * cd;
	TWidget * ret = ttk_new_widget(x,y);
	time_t rawtime = time();
	struct tm * timeinfo = localtime(&rawtime);
	ret->w = w;
	ret->h = h;
	ret->draw = ttk_draw_clock_widget;
	ret->timer = check_time;
	ret->destroy = ttk_destroy_clock_widget;
	cd = ttk_new_clockdata();
	ret->data = (void *)cd;
	ttk_add_menubar_widget(menubar, ret);
}

//This checks to see if the time has changed, and if so, will redraw the clock.
void check_time(TWidget * wid)
{
	TWidget * menubar = (TWidget *)wid->data2;
	ttk_clockdata * cd = (ttk_clockdata *)wid->data;
	struct tm * timeinfo = (struct tm *)cd->time;
	time_t rawtime = time();
	struct tm * check = localtime(&rawtime);
	if((check->tm_hour != timeinfo->tm_hour) || (check->tm_min != timeinfo->tm_min))
	{
		cd->time = check;
		ttk_draw_clock_widget(wid, menubar->win->srf);
	}
}

void ttk_draw_clock_widget(TWidget * wid, ttk_surface srf)
{
	char time[5];
	TWidget * menubar = (TWidget *)wid->data2;
	struct tm * timeinfo = (struct tm *)wid->data;
	snprintf(time, 200, "%2d:%02d", timeinfo->tm_hour, timeinfo->tm_min);
	int text_height = ttk_text_height(font->f);
	int text_width = ttk_text_width(font->f, time);
	ttk_blit_image_ex(menubar->win->srf, wid->x, wid->y, wid->w, wid->h, ttk_screen->srf, wid->x, wid->y);
	ttk_text(menubar->win->srf, font->f, (wid->x - text_width)/2, (wid->y - text_height)/2,
			 ttk_ap_getx("menu-bar.fg")->color, time);
}

ttk_clockdata ttk_new_clockdata(void)
{
	ttk_clockdata * cd = (ttk_clockdata *)calloc(1, sizeof(ttk_clockdata));
	time_t rawtime = time();
	struct tm * t = localtime(&rawtime);
	cd->time = &t;
	return cd;
}

void ttk_destroy_clock_widget(TWidget * wid)
{
	ttk_free_widget(wid);
}