<?php

namespace Code\Module;

use App;
use Code\Access\AccessControl;
use Code\Web\Controller;
use Code\Lib\Libprofile;
use Code\Lib\Channel;
use Code\Lib\Libacl;
use Code\Lib\Menu;
use Code\Lib\MenuItem;
use Code\Render\Theme;


class Mitem extends Controller
{

    public function init()
    {

        if (argc() > 1 && argv(1) === 'sys' && is_site_admin()) {
            $sys = Channel::get_system();
            if ($sys && intval($sys['channel_id'])) {
                App::$is_sys = true;
            }
        }

        if (argc() > 1) {
            $which = argv(1);
        } else {
            return;
        }

        Libprofile::load($which);

        if (argc() < 3) {
            return;
        }

        $m = Menu::fetch_id(intval(argv(2)), App::$profile['channel_id']);
        if (!$m) {
            notice(t('Menu not found.') . EOL);
            return '';
        }
        App::$data['menu'] = $m;
    }

    public function post()
    {

        if (!App::$profile) {
            return;
        }

        $which = argv(1);


        $uid = App::$profile['channel_id'];

        if (array_key_exists('sys', $_REQUEST) && $_REQUEST['sys'] && is_site_admin()) {
            $sys = Channel::get_system();
            $uid = intval($sys['channel_id']);
            App::$is_sys = true;
        }

        if (!$uid) {
            return;
        }


        if (!App::$data['menu']) {
            return;
        }

        if (!$_REQUEST['mitem_desc'] || !$_REQUEST['mitem_link']) {
            notice(t('Unable to create element.') . EOL);
            return;
        }

        $_REQUEST['mitem_channel_id'] = $uid;
        $_REQUEST['menu_id'] = App::$data['menu']['menu_id'];

        $_REQUEST['mitem_flags'] = 0;
        if ($_REQUEST['usezid']) {
            $_REQUEST['mitem_flags'] |= MENU_ITEM_ZID;
        }
        if ($_REQUEST['newwin']) {
            $_REQUEST['mitem_flags'] |= MENU_ITEM_NEWWIN;
        }


        $mitem_id = ((argc() > 3) ? intval(argv(3)) : 0);
        if ($mitem_id) {
            $_REQUEST['mitem_id'] = $mitem_id;
            $r = MenuItem::edit($_REQUEST['menu_id'], $uid, $_REQUEST);
            if ($r) {
                Menu::sync_packet($uid, get_observer_hash(), $_REQUEST['menu_id']);
                //info( t('Menu element updated.') . EOL);
                goaway(z_root() . '/mitem/' . $which . '/' . $_REQUEST['menu_id'] . ((App::$is_sys) ? '?f=&sys=1' : ''));
            } else {
                notice(t('Unable to update menu element.') . EOL);
            }
        } else {
            $r = MenuItem::add($_REQUEST['menu_id'], $uid, $_REQUEST);
            if ($r) {
                Menu::sync_packet($uid, get_observer_hash(), $_REQUEST['menu_id']);
                //info( t('Menu element added.') . EOL);
                if ($_REQUEST['submit']) {
                    goaway(z_root() . '/menu/' . $which . ((App::$is_sys) ? '?f=&sys=1' : ''));
                }
                if ($_REQUEST['submit-more']) {
                    goaway(z_root() . '/mitem/' . $which . '/' . $_REQUEST['menu_id'] . '?f=&display=block' . ((App::$is_sys) ? '&sys=1' : ''));
                }
            } else {
                notice(t('Unable to add menu element.') . EOL);
            }
        }
    }


    public function get()
    {

        $uid = local_channel();
        $owner = App::$profile['channel_id'];
        $channel = Channel::from_id($owner);
        $observer = App::get_observer();

        $which = argv(1);

        $ob_hash = (($observer) ? $observer['xchan_hash'] : '');

        if (App::$is_sys && is_site_admin()) {
            $sys = Channel::get_system();
            $uid = intval($sys['channel_id']);
            $channel = $sys;
            $ob_hash = $sys['xchan_hash'];
        }

        if (!$uid) {
            notice(t('Permission denied.') . EOL);
            return '';
        }

        if (argc() < 3 || (!App::$data['menu'])) {
            notice(t('Not found.') . EOL);
            return '';
        }

        $m = Menu::fetch(App::$data['menu']['menu_name'], $owner, $ob_hash);
        App::$data['menu_item'] = $m;

        $menu_list = Menu::list($owner);

        foreach ($menu_list as $menus) {
            if ($menus['menu_name'] != $m['menu']['menu_name']) {
                $menu_names[] = $menus['menu_name'];
            }
        }

        $acl = new AccessControl($channel);

        $lockstate = (($channel['channel_allow_cid'] || $channel['channel_allow_gid'] || $channel['channel_deny_cid'] || $channel['channel_deny_gid']) ? 'lock' : 'unlock');

        if (argc() == 3) {
            $r = q(
                "select * from menu_item where mitem_menu_id = %d and mitem_channel_id = %d order by mitem_order asc, mitem_desc asc",
                intval(App::$data['menu']['menu_id']),
                intval($owner)
            );

            if ($_GET['display']) {
                $display = $_GET['display'];
            } else {
                $display = (($r) ? 'none' : 'block');
            }

            $create = replace_macros(Theme::get_template('mitemedit.tpl'), [
                '$menu_id' => App::$data['menu']['menu_id'],
                '$permissions' => t('Menu Item Permissions'),
                '$permdesc' => t("\x28click to open/close\x29"),
                '$aclselect' => Libacl::populate($acl->get(), false),
                '$allow_cid' => acl2json($acl->get()['allow_cid']),
                '$allow_gid' => acl2json($acl->get()['allow_gid']),
                '$deny_cid' => acl2json($acl->get()['deny_cid']),
                '$deny_gid' => acl2json($acl->get()['deny_gid']),
                '$mitem_desc' => ['mitem_desc', t('Link Name'), '', 'Visible name of the link', '*'],
                '$mitem_link' => ['mitem_link', t('Link or Submenu Target'), '', t('Enter URL of the link or select a menu name to create a submenu'), '*', 'list="menu-names"'],
                '$usezid' => ['usezid', t('Use magic-auth if available'), true, '', [t('No'), t('Yes')]],
                '$newwin' => ['newwin', t('Open link in new window'), false, '', [t('No'), t('Yes')]],
                '$mitem_order' => ['mitem_order', t('Order in list'), '0', t('Higher numbers will sink to bottom of listing')],
                '$submit' => t('Submit and finish'),
                '$submit_more' => t('Submit and continue'),
                '$display' => $display,
                '$lockstate' => $lockstate,
                '$menu_names' => $menu_names,
                '$nick' => $which,
                '$sys' => App::$is_sys
            ]);

            $o = replace_macros(Theme::get_template('mitemlist.tpl'), [
                '$title' => t('Menu:'),
                '$create' => $create,
                '$nametitle' => t('Link Name'),
                '$targettitle' => t('Link Target'),
                '$menuname' => App::$data['menu']['menu_name'],
                '$menudesc' => App::$data['menu']['menu_desc'],
                '$edmenu' => t('Edit menu'),
                '$menu_id' => App::$data['menu']['menu_id'],
                '$mlist' => $r,
                '$edit' => t('Edit element'),
                '$drop' => t('Drop element'),
                '$new' => t('New element'),
                '$hintmenu' => t('Edit this menu container'),
                '$hintnew' => t('Add menu element'),
                '$hintdrop' => t('Delete this menu item'),
                '$hintedit' => t('Edit this menu item'),
                '$nick' => $which,
            ]);

            return $o;
        }


        if (argc() > 3) {
            if (intval(argv(3))) {
                $m = q(
                    "select * from menu_item where mitem_id = %d and mitem_channel_id = %d limit 1",
                    intval(argv(3)),
                    intval($owner)
                );

                if (!$m) {
                    notice(t('Menu item not found.') . EOL);
                    goaway(z_root() . '/menu/' . $which . ((App::$is_sys) ? '?f=&sys=1' : ''));
                }

                $mitem = $m[0];

                $lockstate = (($mitem['allow_cid'] || $mitem['allow_gid'] || $mitem['deny_cid'] || $mitem['deny_gid']) ? 'lock' : 'unlock');

                if (argc() == 5 && argv(4) == 'drop') {
                    Menu::sync_packet($owner, get_observer_hash(), $mitem['mitem_menu_id']);
                    $r = MenuItem::delete($mitem['mitem_menu_id'], $owner, intval(argv(3)));
                    Menu::sync_packet($owner, get_observer_hash(), $mitem['mitem_menu_id']);
                    if ($r) {
                        info(t('Menu item deleted.') . EOL);
                    } else {
                        notice(t('Menu item could not be deleted.') . EOL);
                    }

                    goaway(z_root() . '/mitem/' . $which . '/' . $mitem['mitem_menu_id'] . ((App::$is_sys) ? '?f=&sys=1' : ''));
                }

                // edit menu item
                $o = replace_macros(Theme::get_template('mitemedit.tpl'), [
                    '$header' => t('Edit Menu Element'),
                    '$menu_id' => App::$data['menu']['menu_id'],
                    '$permissions' => t('Menu Item Permissions'),
                    '$permdesc' => t("\x28click to open/close\x29"),
                    '$aclselect' => Libacl::populate($mitem, false),
                    '$allow_cid' => acl2json($mitem['allow_cid']),
                    '$allow_gid' => acl2json($mitem['allow_gid']),
                    '$deny_cid' => acl2json($mitem['deny_cid']),
                    '$deny_gid' => acl2json($mitem['deny_gid']),
                    '$mitem_id' => intval(argv(3)),
                    '$mitem_desc' => ['mitem_desc', t('Link text'), $mitem['mitem_desc'], '', '*'],
                    '$mitem_link' => ['mitem_link', t('Link or Submenu Target'), $mitem['mitem_link'], 'Enter URL of the link or select a menu name to create a submenu', '*', 'list="menu-names"'],
                    '$usezid' => ['usezid', t('Use magic-auth if available'), (($mitem['mitem_flags'] & MENU_ITEM_ZID) ? 1 : 0), '', [t('No'), t('Yes')]],
                    '$newwin' => ['newwin', t('Open link in new window'), (($mitem['mitem_flags'] & MENU_ITEM_NEWWIN) ? 1 : 0), '', [t('No'), t('Yes')]],
                    '$mitem_order' => ['mitem_order', t('Order in list'), $mitem['mitem_order'], t('Higher numbers will sink to bottom of listing')],
                    '$submit' => t('Submit'),
                    '$lockstate' => $lockstate,
                    '$menu_names' => $menu_names,
                    '$nick' => $which
                ]);

                return $o;
            }
        }
    }
}