sundayenglish_agency/app/Http/Controllers/PermissionController.php

<?php

namespace App\Http\Controllers;

use App\Models\Permission;
use Illuminate\Http\Request;
use App\Traits\Authorizable;

class PermissionController extends Controller
{
    use Authorizable;

    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index(Request $request)
    {
        if($request->get('name')) {
            $result = Permission::where('name', $request->get('name'))->paginate();
        }
        else if($request->get('guard_name')) {
            $result = Permission::where('guard_name', $request->get('guard_name'))->paginate();
        }
        else {
            $result = Permission::latest()->paginate();
        }

        return view('permission.index', compact('result'));
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
        //
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request)
    {
        $this->validate($request, ['name' => 'required|unique:roles']);

        if( Permission::create($request->only('name', 'guard_name')) ) {
            flash('Permission Added');
        }

        return redirect()->back();
    }

    /**
     * Display the specified resource.
     *
     * @param  \App\Models\Permission  $permission
     * @return \Illuminate\Http\Response
     */
    public function show(Permission $permission)
    {
        //
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  \App\Models\Permission  $permission
     * @return \Illuminate\Http\Response
     */
    public function edit(Permission $permission)
    {
        //
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \App\Models\Permission  $permission
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, Permission $permission)
    {
        //
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  \App\Models\Permission  $permission
     * @return \Illuminate\Http\Response
     */
     public function destroy($id)
     {
         if( Permission::findOrFail($id)->delete() ) {
             flash()->success('Permission has been deleted');
         } else {
             flash()->success('Permission not deleted');
         }

         return redirect()->back();
     }
}