erp/app/Http/Controllers/Permission/PermissionsController.php

<?php

namespace App\Http\Controllers\Permission;

use App\Http\Controllers\Controller;
use Spatie\Permission\Models\Permission;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Validator;
use Illuminate\Validation\Rule;
use App\Http\Resources\PermissionsResource;

class PermissionsController extends Controller
{
    public function index()
    {
        $permissions = Permission::query()->get();

        return PermissionsResource::collection($permissions);
    }

    public function store(Request $request)
    {
        $validator = Validator::make($request->all(), [
            'name' => 'required|string|max:255|unique:permissions,name',
        ]);
        if ($validator->fails()) {
            $this->setValidatorFailResponse($validator->getMessageBag()->getMessages());

            return response($this->res, $this->res['httpCode']);
        }
        $permission = new Permission();
        $permission->name = $request->name;
        $permission->save();

        return response($this->res, $this->res['httpCode']);
    }

    public function show($id)
    {
        return new PermissionsResource(Permission::query()->find($id));
    }

    public function update($id, Request $request)
    {
        $validator = Validator::make($request->all(), [
            'name' => ['required', 'string', 'max:255', Rule::unique('permissions')->ignore($id),]
        ]);
        if ($validator->fails()) {
            $this->setValidatorFailResponse($validator->getMessageBag()->getMessages());

            return response($this->res, $this->res['httpCode']);
        }
        $permission = Permission::query()->find($id);
        $permission->name = $request->name;
        $permission->save();

        return new PermissionsResource($permission);
    }
}