<?php
class ModelDesignMenu extends Model {

    public function addMenu($data) {
        $this->db->query("INSERT INTO " . DB_PREFIX . "menu SET store_id = '" . (int)$data['store_id'] . "', type = '" . $this->db->escape($data['type']) . "', link = '" . $this->db->escape($data['link']) . "', sort_order = '" . (int)$data['sort_order'] . "', status = '" . (int)$data['status'] . "'");

        $menu_id = $this->db->getLastId();

        if (isset($data['menu_description'])) {
            foreach ($data['menu_description'] as $language_id => $value) {
                $this->db->query("INSERT INTO " . DB_PREFIX . "menu_description SET menu_id = '" . (int)$menu_id . "', language_id = '" . (int)$language_id . "', name = '" . $this->db->escape($value['name']) . "'");
            }
        }
    }

    public function editMenu($menu_id, $data) {
        $this->db->query("UPDATE " . DB_PREFIX . "menu SET store_id = '" . (int)$data['store_id'] . "', type = '" . $this->db->escape($data['type']) . "', link = '" . $this->db->escape($data['link']) . "', sort_order = '" . (int)$data['sort_order'] . "', status = '" . (int)$data['status'] . "' WHERE menu_id = '" . (int)$menu_id . "'");

        $this->db->query("DELETE FROM " . DB_PREFIX . "menu_description WHERE menu_id = '" . (int)$menu_id . "'");

        if (isset($data['menu_description'])) {
            foreach ($data['menu_description'] as $language_id => $value) {
                $this->db->query("INSERT INTO " . DB_PREFIX . "menu_description SET menu_id = '" . (int)$menu_id . "', language_id = '" . (int)$language_id . "', name = '" . $this->db->escape($value['name']) . "'");
            }
        }

        $this->db->query("DELETE FROM " . DB_PREFIX . "menu_module WHERE menu_id = '" . (int)$menu_id . "'");

        if (isset($data['menu_description'])) {
            foreach ($data['menu_description'] as $language_id => $value) {
                $this->db->query("INSERT INTO " . DB_PREFIX . "menu_description SET menu_id = '" . (int)$menu_id . "', language_id = '" . (int)$language_id . "', name = '" . $this->db->escape($value['name']) . "'");
            }
        }
    }

    public function deleteMenu($menu_id) {
        $this->db->query("DELETE FROM " . DB_PREFIX . "menu WHERE menu_id = '" . (int)$menu_id . "'");
        $this->db->query("DELETE FROM " . DB_PREFIX . "menu_description WHERE menu_id = '" . (int)$menu_id . "'");
        $this->db->query("DELETE FROM " . DB_PREFIX . "menu_module WHERE menu_id = '" . (int)$menu_id . "'");
    }

    public function getMenu($menu_id) {
        $query = $this->db->query("SELECT DISTINCT * FROM " . DB_PREFIX . "menu WHERE menu_id = '" . (int)$menu_id . "'");

        return $query->row;
    }

    public function getMenus($data = array()) {
        $sql = "SELECT * FROM " . DB_PREFIX . "menu m LEFT JOIN " . DB_PREFIX . "menu_description md ON(m.menu_id = md.menu_id) WHERE md.language_id = '" . (int)$this->config->get('config_language_id') . "'";

        $sort_data = array(
            'md.name',
            'm.store_id',
            'm.sort_order',
            'm.status'
        );

        if (isset($data['sort']) && in_array($data['sort'], $sort_data)) {
            $sql .= " ORDER BY " . $data['sort'];
        } else {
            $sql .= " ORDER BY md.name";
        }

        if (isset($data['order']) && ($data['order'] == 'DESC')) {
            $sql .= " DESC";
        } else {
            $sql .= " ASC";
        }

        if (isset($data['start']) || isset($data['limit'])) {
            if ($data['start'] < 0) {
                $data['start'] = 0;
            }

            if ($data['limit'] < 1) {
                $data['limit'] = 20;
            }

            $sql .= " LIMIT " . (int)$data['start'] . "," . (int)$data['limit'];
        }

        $query = $this->db->query($sql);

        return $query->rows;
    }

    public function getMenuDescriptions($menu_id) {
        $menu_description_data = array();

        $query = $this->db->query("SELECT * FROM " . DB_PREFIX . "menu_description WHERE menu_id = '" . (int)$menu_id . "'");

        foreach ($query->rows as $result) {
            $menu_description_data[$result['language_id']] = array( 'name' => $result['name'] );
        }

        return $menu_description_data;
    }

    public function getTotalMenus() {
        $query = $this->db->query("SELECT COUNT(*) AS total FROM " . DB_PREFIX . "menu");

        return $query->row['total'];
    }

}