<?php
/**
 * +-----------------------------------------------------------------------------------------------------------------------
 * 重写 laravel-admin Widgets\Tab 类
 * +-----------------------------------------------------------------------------------------------------------------------
 *
 * PHP version 7
 *
 * @category  App\Admin\Rewrite\Widgets
 * @package   App\Admin\Rewrite\Widgets
 * @author    Richer <yangzi1028@163.com>
 * @date      2020年11月12日13:49:31
 * @copyright 2020-2022 Richer (http://www.Richer.com/)
 * @license   http://www.Richer.com/ License
 * @link      http://www.Richer.com/
 */
namespace App\Admin\Rewrite\Widgets;

use Encore\Admin\Widgets\Tab as EncoreTab;

/**
 * Class Tab
 *
 * @category  App\Admin\Rewrite\Widgets
 * @package   App\Admin\Rewrite\Widgets
 * @author    Richer <yangzi1028@163.com>
 * @date      2020年11月12日13:49:31
 * @copyright 2020-2022 Richer (http://www.Richer.com/)
 * @license   http://www.Richer.com/ License
 * @link      http://www.Richer.com/
 */
class Tab extends EncoreTab
{
    use ContainsForms;

    /**
     * Render list button.
     *
     * @return string
     */
    protected function renderList()
    {
        $text = trans('admin.back');
        if (!request('show_layer')) {
            return <<<HTML
<div class="btn-group pull-right" style="margin-right: 5px">
    <a href="{$this->getListPath()}" class="btn btn-sm btn-default" title="$text"><i class="fa fa-chevron-left"></i><span class="hidden-xs">&nbsp;$text</span></a>
</div>
HTML;
        }
    }

    /**
     * Get request path for resource list.
     *
     * @return string
     */
    protected function getListPath()
    {
        $segments = explode('/', trim(\request()->getUri(), '/'));

        if (strpos(trim(\request()->getUri(), '/'), 'create')) {
            $segments = array_slice($segments, 0, -1);
        } else {
            $segments = array_slice($segments, 0, -2);
        }

        $url = implode('/', $segments);
        $params = request()->except([$this->activeName, 'id']);
        // 如果有参数
        if ($params) {
            $url .= '?'.\Arr::query($params);
        }

        return $url;
    }


    /**
     * Render Tab.
     *
     * @return string
     */
    public function render()
    {
        $data = array_merge(
            $this->data,
            [
                'attributes' => $this->formatAttributes(),
                'tools' => $this->renderList()
            ]
        );

        return view($this->view, $data)->render();
    }
}