seafood/app/Http/Controllers/Admin/RoleControll...

<?php

namespace  App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use App\Role;
use App\Permission;

class RoleController extends Controller
{

    /**
     * @return \Illuminate\View\View
     */
    public function create()
    {
        $permissions = Permission::select('id','name','description','parent_id')->get();
        return view('admin/rolecreate', ['permissions' => $permissions]);
    }

    /**
     * @param Request $request
     * @return \Illuminate\Http\RedirectResponse
     */
    public function store(Request $request)
    {
        $this->validate($request, [
            'name' => 'unique:role|required',
            'permissions' => 'required'
        ],[
            'name.required' => '角色名称不能为空',
            'name.unique' => '角色名称已经存在',
            'permissions.required' => '该角色权限不能为空',
        ]);
        $childs= $request->input('permissions');
        foreach($childs as $a){
            $role = new Role();
            $role->name = $request->input('name');
            $role->child = $a;
            $role->create_time = time();
            $role->save();
        }
        return redirect('/admin/permission/index?type=2')->with('info', '添加角色成功');
    }

    /**
     * @param $name
     * @return \Illuminate\View\View
     */
    public function edit($name)
    {
        $data['role'] = $name;
        $data['role_permissions'] = Role::select('child')->where('name', '=', $name)->get();
        $permissions = Permission::select('id','name','description','parent_id')->get();
        return view('admin/roleedit', ['permissions' => $permissions, 'data' => $data]);
    }

    /**
     * @param Request $request
     * @return \Illuminate\Http\RedirectResponse
     */
    public function update(Request $request)
    {
        $this->validate($request, [
            'permissions' => 'required'
        ],[
            'permissions.required' => '该角色权限不能为空',
        ]);
        $childs= $request->input('permissions');
        Role::where('name', '=', $request->input('name'))->delete();
        foreach($childs as $a){
            $role = new Role();
            $role->name = $request->input('name');
            $role->child = $a;
            $role->create_time = time();
            $role->save();
        }
        return redirect('/admin/permission/index?type=2')->with('info', '修改角色成功');
    }

}