/***************************************************************************
 *            gui_search.c
 *
 *  2011-03-10
 *  Copyright (C) 2011  Steffen Pohle
 *  steffen@gulpe.de
 ****************************************************************************/

/* 
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * main.c is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU  General Public License along
 * with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "osmroute.h"
#include "draw.h"
#include "gui.h"
#include "system.h"

enum {
	SEARCHWIN_UNDEF = 0,
	SEARCHWIN_SEARCH,
	SEARCHWIN_NEXT,
	SEARCHWIN_PREV,
	SEARCHWIN_CLOSE,
	SEARCHWIN_LABEL,
	SEARCHWIN_REFRESH,
	SEARCHWIN_TEXT
};

#define SEARCH_MAXRESULT 32

void gui_search_close ();
void gui_search_refresh ();
void gui_search_next ();
void gui_search_prev ();
void gui_search_search ();
void gui_search_switch (int pos);

struct map_search_data search_data[SEARCH_MAXRESULT];
int search_data_cnt = 0;
int search_data_cur = -1;
static GUIWindow wsearch = {0};


void gui_search_show () {
	int btn = 0;

	if (wsearch.screen == NULL) guiwindow_new (&wsearch, 220, 60);
	wsearch.screen_changed = 1;

	// wmmenu.callback_close = (void*)gui_mainmenu_closecallback;
	wsearch.screen_changed = 1;
	wsearch.style = WGUI_S_VCENTER | WGUI_S_HTOP;
	wsearch.title[0] = 0;

	/* search buttons */
	strncpy (wsearch.buttons[btn].caption, _("<"), GUI_TEXTLEN);
	wsearch.buttons[btn].callback_clicked = (void*)gui_search_prev;
	wsearch.buttons[btn].id = SEARCHWIN_PREV;
	wsearch.buttons[btn].w = 20;
	wsearch.buttons[btn].h = 20;
	wsearch.buttons[btn].x = 5;
	wsearch.buttons[btn].y = 35;

	strncpy (wsearch.buttons[++btn].caption, _(">"), GUI_TEXTLEN);
	wsearch.buttons[btn].callback_clicked = (void*)gui_search_next;
	wsearch.buttons[btn].id = SEARCHWIN_NEXT;
	wsearch.buttons[btn].w = 20;
	wsearch.buttons[btn].h = 20;
	wsearch.buttons[btn].x = 85;
	wsearch.buttons[btn].y = 35;
	
	strncpy (wsearch.buttons[++btn].caption, _("Search"), GUI_TEXTLEN);
	wsearch.buttons[btn].callback_clicked = (void*)gui_search_search;
	wsearch.buttons[btn].id = SEARCHWIN_SEARCH;
	wsearch.buttons[btn].w = 50;
	wsearch.buttons[btn].h = 20;
	wsearch.buttons[btn].x = 110;
	wsearch.buttons[btn].y = 35;

	strncpy (wsearch.buttons[++btn].caption, _("Ref"), GUI_TEXTLEN);
	wsearch.buttons[btn].callback_clicked = (void*)gui_search_refresh;
	wsearch.buttons[btn].id = SEARCHWIN_REFRESH;
	wsearch.buttons[btn].w = 30;
	wsearch.buttons[btn].h = 20;
	wsearch.buttons[btn].x = 165;
	wsearch.buttons[btn].y = 35;

	strncpy (wsearch.buttons[++btn].caption, _("X"), GUI_TEXTLEN);
	wsearch.buttons[btn].callback_clicked = (void*)gui_search_close;
	wsearch.buttons[btn].id = SEARCHWIN_CLOSE;
	wsearch.buttons[btn].w = 15;
	wsearch.buttons[btn].h = 20;
	wsearch.buttons[btn].x = 200;
	wsearch.buttons[btn].y = 35;

	/* add label */
	btn = 0;
	strncpy (wsearch.labels[btn].text, "0/0", GUI_TEXTLEN);
	wsearch.labels[btn].x = 35;
	wsearch.labels[btn].y = 37;
	wsearch.labels[btn].id = SEARCHWIN_LABEL;	
	wsearch.labels[btn].textcol = &color[COLOR_white][3];

	/* add entry box */
	btn = 0;
	strncpy (wsearch.entrys[btn].text, "", GUI_TEXTLEN);
	wsearch.entrys[btn].id = SEARCHWIN_TEXT;	
	wsearch.entrys[btn].x = 5;
	wsearch.entrys[btn].y = 5;
	wsearch.entrys[btn].w = 210;
	wsearch.entrys[btn].h = 20;
	wsearch.entrys[btn].curpos = 4;
	wsearch.entrys[btn].overwrite = 0;
	wsearch.entrys[btn].callback_enter = (void*)gui_search_search;

	gui_show (&wsearch);
};


void gui_search_close () {
	gui_close ();
};


void gui_search_refresh () {
	map_refresh (view_lon, view_lat);
	draw_redrawmap ();
	draw ();
};


void gui_search_prev () {
	d_printf ("search_data_cur:%d", search_data_cur);
	gui_search_switch (search_data_cur-1);
	d_printf ("search_data_cur:%d", search_data_cur);
};


void gui_search_next () {
	d_printf ("search_data_cur:%d", search_data_cur);
	gui_search_switch (search_data_cur+1);
	d_printf ("search_data_cur:%d", search_data_cur);
};


void gui_search_search () {
	d_printf ("search for %s", wsearch.entrys[0].text);

	search_data_cnt = map_search (wsearch.entrys[0].text, search_data, SEARCH_MAXRESULT);
	gui_search_switch (0);
};


void gui_search_switch (int pos) {
	d_printf ("gui_search_switch %d to %d", search_data_cur, pos);
	search_data_cur = pos;
	if (search_data_cnt <= 0) search_data_cur = -1;
	else if (search_data_cur >= search_data_cnt) search_data_cur = 0;
	else if (search_data_cur < 0) search_data_cur = search_data_cnt - 1;

	if (search_data_cur == -1) strncpy (wsearch.labels[0].text, _("0"), GUI_TEXTLEN);
	else {
		snprintf (wsearch.labels[0].text, GUI_TEXTLEN, _("%d of %d"), search_data_cur+1, search_data_cnt);
		strncpy (wsearch.entrys[0].text, search_data[search_data_cur].name, GUI_TEXTLEN);
		view_lon = search_data[search_data_cur].lon;
		view_lat = search_data[search_data_cur].lat;
		wsearch.screen_changed = 1;
		wsearch.entrys[0].curpos = strlen (wsearch.entrys[0].text);
		draw ();
	}
};