krafthaus/bauhaus

<?php

namespace KraftHaus\Bauhaus\Menu;

/**
 * This file is part of the KraftHaus Bauhaus package.
 *
 * (c) KraftHaus <hello@krafthaus.nl>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

use Illuminate\Support\Facades\Config;
use Illuminate\Support\Str;

/**
 * Class Builder
 * @package KraftHaus\Bauhaus\Menu
 */
class Builder
{

    /**
     * Holds the menu items.
     * @var array
     */
    protected $items = ['left' => [], 'right' => []];

    /**
     * Public class constructor.
     *
     * @access public
     * @return void
     */
    public function __construct()
    {
        $config = Config::get('bauhaus::admin.menu');

        if ($config !== null) {
            $this->items['left'] = Config::get('bauhaus::admin.menu');
        }
    }

    /**
     * Get the menu items.
     *
     * @access public
     * @return array
     */
    public function getItems()
    {
        return $this->items;
    }

    /**
     * Add new items to the menu array.
     * 
     * @param  array $menu
     *
     * @access public
     * @return Builder
     */
    public function addMenu($position, array $menu)
    {
        array_push($this->items[$position], $menu);
        return $this;
    }

    /**
     * Build the menu html.
     *
     * @access public
     * @return string
     */
    public function build()
    {
        $menu = $this->items;

        $html = '';

        if (isset($menu['right'])) {
            $html.= '<ul class="nav navbar-nav navbar-right">';
            $html.= $this->buildMenu($menu['right']);
            $html.= '</ul>';
        }

        $html.= '<ul class="nav navbar-nav">';
        $html.= sprintf('<li><a href="%s">Dashboard</a></li>', route('admin.dashboard'));
        $html.= $this->buildMenu($menu['left']);
        $html.= '</ul>';

        return $html;
    }

    /**
     * Iterator method for the build() function.
     * 
     * @param  array $menu
     *
     * @access public
     * @return string
     */
    private function buildMenu($menu)
    {
        $html = '';

        foreach ($menu as $value) {
            $icon = '';
            if (isset($value['icon'])) {
                $icon = sprintf('<i class="fa fa-%s"></i> ', $value['icon']);
            }

            if (isset($value['children'])) {
                $html.= '<li class="dropdown">';
                $html.= sprintf('<a href="#" class="dropdown-toggle" data-toggle="dropdown">%s%s<b class="caret"></b></a>', $icon, $value['title']);
                $html.= '<ul class="dropdown-menu">';
                $html.= $this->buildMenu($value['children']);
                $html.= '</ul>';
                $html.= '</li>';

                continue;
            }

            $url = '';

            if (isset($value['class'])) {
                $url = route('admin.model.index', urlencode($value['class']));
            } elseif (isset($value['url'])) {
                $url = url($value['url']);
            } elseif (isset($value['route'])) {
                $url = route($value['route']);
            }

            if (isset($value['text'])) {
                $html.= sprintf('<li><p class="navbar-text">%s</p></li>', $value['text']);
            } elseif (isset($value['image'])) {
                $html.= sprintf('<li><img src="%s" class="navbar-image"></li>', $value['image']);
            } else {
                $html.= sprintf('<li><a href="%s">%s%s</a></li>', $url, $icon, $value['title']);
            }
        }

        return $html;
    }

}