lianjie_admin/app/Admin/Widgets/Charts/OrderGoodsActivityTotalChar...

<?php

namespace App\Admin\Widgets\Charts;

use Dcat\Admin\Widgets\Metrics\Card;
use Illuminate\Http\Request;

class OrderGoodsActivityTotalChart extends Card
{ 
    /**
     * 活动商品总数
     */
    protected $data = [];
    protected $id;
    protected $option;

    public function __construct($data = [])
    {
        $this->option = $this->id = 7;
        $this->data = $data;
        parent::__construct();
    }

    protected function init()
    {
        parent::init();

        // 设置标题
        $this->title('销售总数量');
        // 设置下拉菜单
        // $this->dropdown([]);
    }
    
    /**
     * 处理请求
     * 如果你的图表类中包含此方法，则可以通过此方法处理前端通过ajax提交的获取图表数据的请求
     *
     * @param Request $request
     * @return mixed|void
     */
    public function handle(Request $request)
    {
        // dd($request);
        // 数据查询逻辑
        $data = ['total' => $this->data['total'] ?? 0 ];
        
        $this->withData($data);
    }

    /**
     * 这里返回需要异步传递到 handler 方法的参数 
     * 
     * @return array
     */
    public function parameters(): array
    {
        return [
            'id'     => $this->id,
            'option' => $this->option,
        ];
    }

    public function withData($data)
    {
        $this->data = $data;
    }

        /**
     * 渲染卡片内容.
     *
     * @return string
     */
    public function renderContent()
    {
        $total = $this->data['total'] ?? 0 ;

        return <<<HTML
<div class="d-flex justify-content-between align-items-center mt-1" style="margin-bottom: 2px">
    <h2 class="ml-1 font-large-1">{$total}</h2>
</div>
HTML;
    }

}