lianjie_admin/app/Admin/Controllers/LanzuAdminUserMarketController.php

<?php

namespace App\Admin\Controllers;

use App\Admin\Repositories\LanzuAdminUserMarket;
use App\Models\AdminUsers;
use App\Models\v3\Market;
use Dcat\Admin\Form;
use Dcat\Admin\Grid;
use Dcat\Admin\Show;
use Dcat\Admin\Controllers\AdminController;

class LanzuAdminUserMarketController extends AdminController
{
    /**
     * Make a grid builder.
     *
     * @return Grid
     */
    protected function grid()
    {
        return Grid::make(new LanzuAdminUserMarket(), function (Grid $grid) {
            $grid->column('id')->sortable();
            $grid->column('admin_user_id','用户名')->display(function (){
                 return AdminUsers::where('id',$this->admin_user_id)->first()->name ?? '';
            });
            $grid->column('market_id','关联市场')->display(function (){
                return Market::where('id',$this->market_id)->first()->name ?? '';
            });
            $grid->column('created_at')->display(function ($time){
                return date('Y-m-d H:i:s',$time);
            });
            $grid->filter(function (Grid\Filter $filter) {
                $filter->equal('id');

            });

            $grid->disableViewButton();
        });
    }

    /**
     * Make a show builder.
     *
     * @param mixed $id
     *
     * @return Show
     */
    protected function detail($id)
    {
        return Show::make($id, new LanzuAdminUserMarket(), function (Show $show) {
            $show->field('id');
            $show->field('admin_user_id');
            $show->field('market_id');
            $show->field('created_at');
            $show->field('updated_at');
        });
    }

    /**
     * Make a form builder.
     *
     * @return Form
     */
    protected function form()
    {
        $this->getAdminUser();
        return Form::make(new LanzuAdminUserMarket(), function (Form $form) {
            $form->display('id');
            if ($form->isCreating()){
                $aumIds = \App\Models\LanzuAdminUserMarket::pluck('admin_user_id')->toArray();
                $form->select('admin_user_id','用户名')->options($this->getAdminUser($aumIds));
            }else{
                $form->select('admin_user_id','用户名')->options($this->getAdminUser(null))->disable();
            }
            $form->select('market_id','关联市场')->options($this->getMarket());
            $form->disableViewButton();
            $form->disableEditingCheck();
            $form->disableCreatingCheck();
            $form->disableViewCheck();
        });
    }

    public function getAdminUser($aumIds=null)
    {
        if ($aumIds){
            $data = AdminUsers::whereNotIn('id',$aumIds)->pluck('name','id')->toArray();
        }else{
            $data = AdminUsers::pluck('name','id')->toArray();
        }
        return $data;
    }

    public function getMarket()
    {
        $data = Market::pluck('name','id')->toArray();
        return $data;
    }
}