yoshop_pro/source/application/store/controller/Wxapp.php

<?php

namespace app\store\controller;

use app\store\model\Wxapp as WxappModel;

/**
 * 小程序管理
 * Class Wxapp
 * @package app\store\controller
 */
class Wxapp extends Controller
{
    /**
     * 小程序设置
     * @return mixed
     * @throws \think\exception\DbException
     */
    public function setting()
    {
        // 当前小程序信息
        $model = WxappModel::detail();
        if (!$this->request->isAjax()) {
            return $this->fetch('setting', compact('model'));
        }
        // 更新小程序设置
        if ($model->edit($this->postData('wxapp'))) {
            return $this->renderSuccess('更新成功');
        }
        return $this->renderError($model->getError() ?: '更新失败');
    }

}