jucai/app/Admin/Controllers/Admin/PermissionController.php

<?php

namespace App\Admin\Controllers\Admin;

use App\Models\Admin\AdminMenu;
use App\Models\Admin\AdminPermission;
use App\Models\Subsite;
use Encore\Admin\Controllers\HasResourceActions;
use Encore\Admin\Facades\Admin;
use Encore\Admin\Form;
use Encore\Admin\Grid;
use Encore\Admin\Layout\Content;
use Encore\Admin\Layout\Row;
use Encore\Admin\Show;
use Encore\Admin\Tree;
use Illuminate\Routing\Controller;
use Illuminate\Support\Str;

class PermissionController extends Controller
{
    use HasResourceActions;
    /**
     * Index interface.
     *
     * @param Content $content
     *
     * @return Content
     */
    public function index(Content $content)
    {
//        return $content
//        ->header(trans('admin.menu'))
//        ->description(trans('admin.list'))
//        ->row(function (Row $row) {
//            $row->column(6, $this->treeView()->render());
//
//        });
        if (request()->has('_expand_')) {
            $permission=AdminPermission::find(request()->get('_expand_'));
            if (!$permission || $permission->children->isEmpty()) {
                $data['has_children'] =0;
                return response()->json($data);
            }
            $data['has_children'] =1;
            $data['html']=view(
                'admin.grid.permission_expand',
                [
                    'parent_group'=>implode(" ", explode(",", request()->get('parent_group'))),
                    'key'=>request()->get('_expand_'),
                    'list'=>$permission->children,
                    'level'=>request()->get('level')+1,
                    'menu_array'=>AdminMenu::menuArr()
                ]
            )->render();
            return response()->json($data);
        }
        return $content
            ->header(trans('admin.permissions'))
            ->description(trans('admin.list'))
            ->body($this->grid()->render());
    }

    /**
     * @return \Encore\Admin\Tree
     */
    protected function treeView()
    {

        return AdminPermission::tree(function (Tree $tree) {
            $tree->disableCreate();
            $menu_array=AdminMenu::menuArr();
            $tree->branch(function ($branch) use ($menu_array) {
                $payload = "&nbsp;<strong>{$branch['name']}</strong>------{$branch['slug']}";
                if (isset($menu_array[$branch['menu_id']])) {
                    $payload.="------<code>{$menu_array[$branch['menu_id']]}</code>";
                }
                return $payload;
            });
        });
    }

    /**
     * Show interface.
     *
     * @param mixed   $id
     * @param Content $content
     *
     * @return Content
     */
    public function show($id, Content $content)
    {
        return $content
            ->header(trans('admin.permissions'))
            ->description(trans('admin.detail'))
            ->body($this->detail($id));
    }

    /**
     * Edit interface.
     *
     * @param $id
     * @param Content $content
     *
     * @return Content
     */
    public function edit($id, Content $content)
    {
        return $content
            ->header(trans('admin.permissions'))
            ->description(trans('admin.edit'))
            ->body($this->form()->edit($id));
    }

    /**
     * Create interface.
     *
     * @param Content $content
     *
     * @return Content
     */
    public function create(Content $content)
    {
        return $content
            ->header(trans('admin.permissions'))
            ->description(trans('admin.create'))
            ->body($this->form());
    }

    /**
     * Make a grid builder.
     *
     * @return Grid
     */
    protected function grid()
    {
        $grid = new Grid(new AdminPermission());
        $grid->model()->where('parent_id', 0);
        $grid->model()->orderBy('listorder');
        if (Admin::user()->isAdministrator()) {
            $grid->disableCreateButton(false);
        }
        $grid->actions(function (Grid\Displayers\Actions $actions) {
            if (Admin::user()->isAdministrator()) {
                $actions->disableDelete(false);
                $actions->disableEdit(false);
            }
        });

//        $grid->tools(function (Grid\Tools $tools) {
//            $tools->batch(function (Grid\Tools\BatchActions $batch) {
//                if (Admin::user()->isAdministrator()) {
//                    $batch->disableDelete(false);
//                }
//            });
//        });

        // 添加默认查询条件
        $grid->model()->when(get_subsite_id()>0, function ($query) {
            $query->whereIn('subsite_id', [-1, get_subsite_id()]);
        })->where('parent_id', 0);
        $grid->model()->orderBy('listorder');
        $grid->filter(function (Grid\Filter $filter) {
            // 在这里添加字段过滤器
            $filter->like('name', '名称');
            $filter->like('slug', '标识');
        });

        $grid->id('ID')->sortable()->fixedWidth(80);

        $grid->name(trans('admin.name'))->fixedWidth(250)->ajaxExpand();
        $grid->slug(trans('admin.slug'))->fixedWidth(330)->label();

        $grid->menu("菜单")->display(function ($menu) {
            if (isset($menu)) {
                return "<div style='margin-bottom: 5px;'><code>{$menu['title']}</code></div>";
            }
            return "";
        })->fixedWidth(250);
        if (get_subsite_open()) {
            $subsite_array = Subsite::pluck('sitename', 'id')->toArray();
            $subsite_array=[0 => '总站'] + $subsite_array;
            $grid->subsite_id("权限所属")->display(function ($subsite_id) use ($subsite_array) {
                if ($subsite_id == -1) {
                    return "通用权限";
                }

                if (isset($subsite_array[$subsite_id])) {
                    return $subsite_array[$subsite_id];
                }
                return "";
            })->fixedWidth(80)->label('primary');
        }

        return $grid;
    }



    /**
     * Make a show builder.
     *
     * @param mixed $id
     *
     * @return Show
     */
    protected function detail($id)
    {
        $menu_array=AdminMenu::menuArr();
        $show = new Show(AdminPermission::findOrFail($id));

        $show->id('ID');
        $show->name(trans('admin.name'));
        $show->slug(trans('admin.slug'));
        if (get_subsite_open()) {
            $option_array=[-1 => '通用权限'];
            $option_array=$option_array + array_column(get_all_subsite(), 'sitename', 'id');
            $show->subsite_id("权限所属")->as(function ($subsite_id) use ($option_array) {
                return $option_array[$subsite_id];
            })->label('primary');
        }

        $show->http_path(trans('admin.route'))->unescape()->as(function ($path) {
            return collect(explode("\r\n", $path))->map(function ($path) {
                if (!$path) {
                    return "";
                }
                $method = $this->http_method ?: ['ANY'];

                if (Str::contains($path, ':')) {
                    list($method, $path) = explode(':', $path);
                    $method = explode(',', $method);
                }

                $method = collect($method)->map(function ($name) {
                    return strtoupper($name);
                })->map(function ($name) {
                    return "<span class='label label-primary'>{$name}</span>";
                })->implode('&nbsp;');

                if (!empty(config('admin.route.prefix'))) {
                    $path = '/'.trim(config('admin.route.prefix'), '/').$path;
                }

                return "<div style='margin-bottom: 5px;'>$method<code>$path</code></div>";
            })->implode('');
        });

        $show->menuIds("菜单")->unescape()->as(function ($menus) use ($menu_array) {
            return collect($menus)->map(function ($menu) use ($menu_array) {
                return "<div style='margin-bottom: 5px;'><code>{$menu_array[$menu['menu_id']]}</code></div>";
            })->implode("");
        });
        return $show;
    }


    /**
     * Make a form builder.
     *
     * @return Form
     */
    public function form()
    {
        $form = new Form(new AdminPermission());
        $form->text('name', trans('admin.name'))->rules('required');
        $form->text('slug', trans('admin.slug'))->rules('required');
        if (get_subsite_open()) {
            $option_array=[-1 => '通用权限'];
            $option_array=$option_array + array_column(get_all_subsite(), 'sitename', 'id');
            $form->radio('subsite_id', '权限所属')->options($option_array)->default(-1);
        }
        $menu_array = [0 => '无'];
        $menu_array=$menu_array+AdminMenu::menuArr();
        $form->select('menu_id', '菜单')->options($menu_array);

        $permission_array = [0 => '顶级'];
        $permission_array=$permission_array+AdminPermission::permissionArr();
        $form->select('parent_id', "父级")->options($permission_array);

        $form->number('listorder', "排序")->min(0)->default(0);
        $form->multipleSelect('http_method', trans('admin.http.method'))
            ->options($this->getHttpMethodsOptions())
            ->help(trans('admin.all_methods_if_empty'));
        $form->textarea('http_path', trans('admin.http.path'));
        return $form;
    }

    /**
     * Get options of HTTP methods select field.
     *
     * @return array
     */
    protected function getHttpMethodsOptions()
    {
        $permissionModel = config('admin.database.permissions_model');

        return array_combine($permissionModel::$httpMethods, $permissionModel::$httpMethods);
    }
}