api/app/Admin/Forms/LevelPercent.php

<?php

namespace App\Admin\Forms;

use Dcat\Admin\Widgets\Form;
use Dcat\Admin\Traits\LazyWidget;
use Dcat\Admin\Contracts\LazyRenderable;

// 修改礼盒不同级别的概率和回收的贴纸数
class LevelPercent extends Form implements LazyRenderable
{
    use LazyWidget;
    /**
     * Handle the form request.
     *
     * @param array $input
     *
     * @return mixed
     */
    public function handle(array $input)
    {
        //
        $val = 0;
        foreach($input as $k=>$v) {
            $val += $v;
        }
        if($val !=100) {
            return $this->response()->error('出错了，概率之和不等于100');
        }
        //
        $obj = \App\Models\Config::where("key", "box_level_percent")->first();
        if(!$obj) {
            $obj = new \App\Models\Config();
            $obj->key = "box_level_percent";
        }
        $obj->val = json_encode($input);
        $obj->save();
        //
        return $this
            ->response()
            ->success('修改成功')
            ->refresh();
    }

    /**
     * Build a form here.
     */
    public function form()
    {
        //
        $this->currency("N", "N级")->symbol('%')->required();
        $this->currency("R", "R级")->symbol('%')->required();
        $this->currency("SR", "SR级")->symbol('%')->required();
        $this->currency("SSR", "SSR级")->symbol('%')->required();
        //
    }

    /**
     * The data of the form.
     *
     * @return array
     */
    public function default()
    {
        //
        return (new \App\Http\Controllers\BoxController())->getLevelPercent(); 
        // $obj = \App\Models\Config::where("key", "box_level_percent")->first();
        // if ($obj && $obj->val) {
        //     $data = json_decode($obj->val, true);
        //     if ($data) {
        //         return $data;
        //     }
        // }
        // //
        // return config("avatar.box_level_percent");
    }
}