laravel框架实现联动使用layui

//前台页面

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
    <title>layout 后台大布局 - Layui</title>
    <link rel="stylesheet" href="/layui/css/layui.css">
</head>
<body class="layui-layout-body">
<div class="layui-layout layui-layout-admin">
    @include('common.head');

    <div class="layui-side layui-bg-black">
        <div class="layui-side-scroll">
            @include('common.left')
        </div>
    </div>

    <div class="layui-body">
        <!-- 内容主体区域 -->
        <form class="layui-form" action="" method="get">
            <label class="layui-form-label">控制器</label>
            <div class="layui-input-block">
                <select name="controller" lay-filter="role">
                    <option value="">请选择控制器</option>
                    @foreach ($data as $k=>$v)
                        <option value="{{$v}}"> {{ $v }}</option>
                    @endforeach
                </select>
            </div>
            <label class="layui-form-label">方法</label>
            <div class="layui-input-block">
                <select name="fun" id="fun">
                    <option value="">请选择方法</option>
                </select>
            </div>
            <label class="layui-form-label">选择权限</label>
            <div class="layui-input-block">
                <select name="power" id="fun">
                    @foreach ($arr as $k=>$v)
                        <option value="{{$v['id']}}"> {{ $v['power'] }}</option>
                    @endforeach
                </select>
            </div>


        </form>
    </div>


    @include('common.foot')
    <script src="/layui/layui.js"></script>
    <script src="/js/jquery-3.3.1.js"></script>
    <script>
        layui.use(['form', 'layedit', 'laydate'], function(){
            var form = layui.form;
            form.on('select(role)',function (data) {
                var controller=data.value;
                $.ajax({
                    url:"/fun",
                    type:"get",
                    dataType:"json",
                    data:{
                        controller:controller
                    },success:function (data) {
                        console.log(data);
                        var str='<option>请选择方法</option>'
                        $.each(data,function (k,v) {
                            str+='<option value='+v+'>'+v+'</option>'
                        })
                        $('#fun').append($('#fun').html(str));

                      form.render('select')
                    }
                })
            })
        });
    </script>
</div>
</body>
</html>
//控制器代码

public function admin_node_add()
{
    $res=dirname(__FILE__);
    $arr=scandir($res);
    $newarr=[];
    foreach ($arr as $key=>$v)
    {
        $newarr[]=pathinfo($v,PATHINFO_FILENAME);
    }
    unset($newarr[0],$newarr[1],$newarr[2]);
    $arr=new Power();

    $arr=Power::get();
    $arr= json_encode($arr);
    $arr= json_decode($arr,1);
    $arr=$this->gettree($arr,0);
    return view('pra.nodeadd',['data'=>$newarr,'arr'=>$arr]);
}
public function fun(Request $request)
{
    $class_name=$request->get('controller');
    $class_name="App\Http\Controllers\\".$class_name;
    $c= new $class_name();
    $arr1=get_class_methods($c);
    if ($parent_class=get_parent_class($c))
    {
        $arr2=get_class_methods($parent_class);
        $arr3=array_diff($arr1,$arr2);
    }
    else
    {
        $arr3=$arr1;
    }
   echo json_encode($arr3);
}

laravel框架实现联动 使用layui

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laravel框架实现联动使用layui