module window.menu;

import singlog;
import std.conv;
import std.string;

import std.stdio;

public import deimos.ncurses;
public import deimos.form;
public import core.stdc.locale;

enum {
    COLOR_WINDOW = 1,
    COLOR_BACKGROUND = 2
}

void menu() {
    setlocale(LC_ALL,"");
    initscr();
    raw();
    noecho();
    curs_set(0);

    start_color();
    init_pair(COLOR_WINDOW, COLOR_WHITE, COLOR_RED);
    init_pair(COLOR_BACKGROUND, COLOR_WHITE, COLOR_BLUE);

    int width, height;
    getmaxyx(stdscr, height, width);

    bkgd(COLOR_PAIR(COLOR_BACKGROUND));

    refresh();

    WINDOW *win = newwin(7, 16, height/2 - 4, width/2 - 8);
    keypad(win, TRUE);
    box(win, 0, 0);
    wbkgd(win, COLOR_PAIR(COLOR_WINDOW));
    wrefresh(win);

    string[] items = ["Пункт 1", "Пункт 2", "Пункт 3", "Пункт 4", "Пункт 5"];
    int current_item = 0;
    int count_items = items.length.to!int;
    int ch;

    do {
        switch (ch) {
            case KEY_UP:
                current_item = (current_item - 1 + count_items) % count_items;
                break;
            case KEY_DOWN:
                current_item = (current_item + 1) % count_items;
                break;
            case 10:
            case KEY_ENTER:
                log.i(items[current_item]);
                break;
            default:
                break;
        }

        foreach (i, item; items) {
            if (i == current_item) {
                wattron(win, A_REVERSE);
            }
            mvwprintw(win, i.to!int + 1, 4, item.toStringz);
            wattroff(win, A_REVERSE);
        }

        wrefresh(win);
    } while ((ch = wgetch(win)) != KEY_F(2));

    endwin();
}