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						<?php
namespace App\Admin\Metrics\Examples;
use Dcat\Admin\Admin;use Dcat\Admin\Widgets\Metrics\Bar;use Illuminate\Http\Request;
class Sessions extends Bar{    /**     * 初始化卡片内容     */    protected function init()    {        parent::init();
        $color = Admin::color();
        $dark35 = $color->dark35();
        // 卡片内容宽度
        $this->contentWidth(5, 7);        // 标题
        $this->title('Avg Sessions');        // 设置下拉选项
        $this->dropdown([            '7' => 'Last 7 Days',            '28' => 'Last 28 Days',            '30' => 'Last Month',            '365' => 'Last Year',        ]);        // 设置图表颜色
        $this->chartColors([            $dark35,            $dark35,            $color->primary(),            $dark35,            $dark35,            $dark35        ]);    }
    /**     * 处理请求     *     * @param Request $request     *     * @return mixed|void     */    public function handle(Request $request)    {        switch ($request->get('option')) {            case '7':            default:                // 卡片内容
                $this->withContent('2.7k', '+5.2%');
                // 图表数据
                $this->withChart([                    [                        'name' => 'Sessions',                        'data' => [75, 125, 225, 175, 125, 75, 25],                    ],                ]);        }    }
    /**     * 设置图表数据.     *     * @param array $data     *     * @return $this     */    public function withChart(array $data)    {        return $this->chart([            'series' => $data,        ]);    }
    /**     * 设置卡片内容.     *     * @param string $title     * @param string $value     * @param string $style     *     * @return $this     */    public function withContent($title, $value, $style = 'success')    {        // 根据选项显示
        $label = strtolower(            $this->dropdown[request()->option] ?? 'last 7 days'        );
        $minHeight = '183px';
        return $this->content(            <<<HTML<div class="d-flex p-1 flex-column justify-content-between" style="padding-top: 0;width: 100%;height: 100%;min-height: {$minHeight}">    <div class="text-left">        <h1 class="font-lg-2 mt-2 mb-0">{$title}</h1>        <h5 class="font-medium-2" style="margin-top: 10px;">            <span class="text-{$style}">{$value} </span>            <span>vs {$label}</span>        </h5>    </div>
    <a href="#" class="btn btn-primary shadow waves-effect waves-light">View Details <i class="feather icon-chevrons-right"></i></a></div>HTML        );    }}
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