GY_zhishiku_admin/app/Admin/Controllers/RelationshipController.php

<?php
namespace App\Admin\Controllers;

use App\Http\Controllers\Controller;
use App\Model\Relationship;
use Encore\Admin\Show;
use Encore\Admin\Form;
use Encore\Admin\Grid;
use Encore\Admin\Facades\Admin;
use Encore\Admin\Layout\Content;
use Encore\Admin\Controllers\ModelForm;
use Illuminate\Support\Facades\Request;
use Illuminate\Support\MessageBag;
use function Clue\StreamFilter\fun;

class RelationshipController extends Controller
{
    use ModelForm;

    public function index()
    {
        return Admin::content(function (Content $content) {
            $content->header('西医关系');
            $content->description('列表');
            $content->body($this->grid());
        });
    }


    public function create()
    {
        return Admin::content(function (Content $content) {
            $content->header('西医关系');
            $content->description('新增');
            $content->body($this->form());
        });
    }


    public function edit($id)
    {
        return Admin::content(function (Content $content) use ($id) {
            $content->header('西医关系');
            $content->description('编辑');
            $content->body($this->form($id)->edit($id));
        });
    }

    public function form($id = '')
    {
        return Admin::form(Relationship::class, function (Form $form) {
            $form->display('id'          , '序号');
            $form->select('from_label'   , '标签')->options(Relationship::labels())->required();
            $form->text('from_name'      , '属性名')->required();
            $form->select('to_label'     , '关联标签')->options(Relationship::labels())->required();
            $form->text('to_name'        , '关联属性名')->required();
            $form->select('relationship' , '关系名称')->options(Relationship::relationships())->required();

            $form->saving(function(Form $form) {
                if(Relationship::checkIsadd($form->from_name , $form->to_name)) {
                    $error = new MessageBag([
                        'title'   => '错误提示',
                        'message' => '已建立关联关系，不可重复建立！',
                    ]);
                    return back()->with(compact('error'));
                } else {
                    $form->saved(function (Form $form) {
                        $query = "match (n:".$form->from_label."{name:"."'".$form->from_name."'"."}),"."(m:".$form->to_label."{name:"."'".$form->to_name."'"."})".
                            "CREATE (n)-[r:".$form->relationship."]->(m) RETURN r";
                        $result   = file_get_contents("https://zskweb.jiankangche.cn/neo4j/setNode?tag=xy&query=$query");
                        if("{}" == $result) {
                            Relationship::setStatus($form->id , Relationship::success);
                        } else {
                            Relationship::setStatus($form->id , Relationship::failure);
                        }
                    });
                }
            });
        });
    }


    // Grid
    protected function grid()
    {
        return Admin::grid(Relationship::class, function (Grid $grid) {
            $grid->id('编号')->sortable();
            $grid->model()->orderBy('id','desc');

            $grid->from_label('标签');
            $grid->from_name('标签属性名称');
            $grid->to_label('标签');
            $grid->to_name('标签属性名称');
            $grid->relationship('关系名称');
            $grid->status('状态')->display(function($status) {
                return $status == Relationship::success ? "<span class='btn btn-success'>成功</span>" : "<span class='btn btn-danger'>失败</span>";
            });
            $grid->tag('分类');
            $grid->created_at('创建时间');
            $grid->updated_at('更新时间');

            // 禁用导出数据按钮
            $grid->actions(function ($actions) {
                $actions->disableView();
                //$actions->disableEdit();
            });

            $grid->filter(function($filter){

                // 去掉默认的id过滤器
                $filter->disableIdFilter();

                // 在这里添加字段过滤器
                $filter->equal('relationship', '关系')->select(Relationship::relationships());
                $filter->equal('tag'         , '分类')->select((new Relationship)->tag);
                $filter->equal('status'      , '状态')->select((new Relationship)->status);
            });


        });
    }


}