account_book/app/Admin/Controllers/MchAppController.php

<?php

namespace App\Admin\Controllers;

use App\Models\MchApp;
use App\Models\Merchant;
use Dcat\Admin\Form;
use Dcat\Admin\Grid;
use Dcat\Admin\Show;
use Dcat\Admin\Http\Controllers\AdminController;
use Illuminate\Support\Str;

class MchAppController extends AdminController
{
    /**
     * Make a grid builder.
     *
     * @return Grid
     */
    protected function grid()
    {
        return Grid::make(new MchApp(), function (Grid $grid) {
            $grid->model()->orderBy('id', 'desc');

            $grid->column('id')->sortable();
            $grid->column('mch_no');
            $grid->column('app_id');
            $grid->column('alipay_account');
            $grid->column('company_name');
            $grid->column('account_book_id');
            $grid->column('created_at');
            $grid->column('updated_at')->sortable();

            $grid->enableDialogCreate();
            $grid->showQuickEditButton();
            $grid->disableEditButton();

            $grid->filter(function (Grid\Filter $filter) {
                $filter->equal('mch_no')->width(3)->select(Merchant::getAllMerchant());
                $filter->equal('app_id')->width(3);
                $filter->equal('alipay_account')->width(3);
                $filter->like('company_name')->width(3);
                $filter->equal('account_book_id')->width(3);
            });
        });
    }

    /**
     * Make a show builder.
     *
     * @param mixed $id
     *
     * @return Show
     */
    protected function detail($id)
    {
        return Show::make($id, new MchApp(), function (Show $show) {
            $show->field('id');
            $show->field('mch_no');
            $show->field('app_id');
            $show->field('secret_key');
            $show->field('alipay_account');
            $show->field('company_name');
            $show->field('account_book_id');
            $show->field('created_at');
            $show->field('updated_at');
        });
    }

    /**
     * Make a form builder.
     *
     * @return Form
     */
    protected function form()
    {
        return Form::make(new MchApp(), function (Form $form) {
            $form->display('id');

            if ($form->isCreating()) {
                $form->select('mch_no')
                    ->options(Merchant::getAllMerchant())
                    ->required();
                $form->hidden('app_id');
                $form->hidden('secret_key');
            } else {
                $form->display('mch_no');
                $form->display('app_id');
            }

            $form->text('alipay_account')->required();
            $form->text('company_name')->required();

            $form->display('created_at');
            $form->display('updated_at');

            $form->saving(function (Form $form) {
                if ($form->isCreating()) {
                    $form->app_id = uniqid().substr(md5(time()), 0, 11);
                    $form->secret_key = Str::random(128);
                }
            });
        });
    }
}