#include "keraforge/graphics.h"
#include <keraforge.h>
#include <raylib.h>


struct kf_uiconfig kf_uiconfig = {
	.select = KF_INPUTBIND_NONE,
	.cancel = KF_INPUTBIND_NONE,
	.up = KF_INPUTBIND_NONE,
	.down = KF_INPUTBIND_NONE,
	.fmt = "  %s  ",
	.selectfmt = "> %s <",
	.fontsize = 20,
	.bg = BLACK,
	.fg = WHITE,
	.panelheight = 200,
	.xpadding = 8,
	.ypadding = 16,
};


void kf_ui_init(void)
{
	kf_uiconfig.select = kf_inputbind_select;
	kf_uiconfig.cancel = kf_inputbind_cancel;
	kf_uiconfig.up = kf_inputbind_ui_up;
	kf_uiconfig.down = kf_inputbind_ui_down;
	kf_uiconfig.fontsize = kf_window.fontsize;
}

int kf_ui_panel(char *title)
{
	int y = GetScreenHeight() - kf_uiconfig.panelheight;
	DrawRectangle(0, y, GetScreenWidth(), kf_uiconfig.panelheight, kf_uiconfig.bg);

	if (title)
	{
		y += kf_uiconfig.ypadding;
		kf_drawtextshadowed(kf_uiconfig.fg, kf_uiconfig.xpadding, y, kf_uiconfig.fontsize, title);
		y += kf_uiconfig.fontsize;
	}

	return y;
}

int kf_ui_choice(char *title, char **choices, int nchoices, int *choice)
{
	int y = kf_ui_panel(title);

	if (*choice >= nchoices)
		goto skip_text;

	for (int i = 0 ; i < nchoices ; i++)
	{
		char *c = choices[i];

		kf_drawtextshadowed(
			kf_uiconfig.fg,
			kf_uiconfig.xpadding,
			y,
			kf_uiconfig.fontsize,
			(char *)TextFormat(i == *choice ? kf_uiconfig.selectfmt : kf_uiconfig.fmt, c)
		);

		y += kf_uiconfig.fontsize;
		if (y >= GetScreenHeight())
			break;
	}

skip_text:

	if (kf_checkinputpress(kf_uiconfig.select) || kf_checkinputpress(kf_uiconfig.cancel))
		return 1;
	else if (kf_checkinputpress(kf_uiconfig.down) && *choice < nchoices - 1)
		(*choice)++;
	else if (kf_checkinputpress(kf_uiconfig.up) && *choice > 0)
		(*choice)--;

	return 0;
}

int kf_ui_yesno(char *title, int *choice)
{
	static char *yesno[] = { "yes", "no" };
	return !kf_ui_choice(title, yesno, 2, choice);
}

int kf_ui_textinput(char *title, char *text);