Laravel获取最新插入用户的ID

Question

我正在使用Laravel Auth让用户能够注册.我现在正在尝试的是:在用户注册后(如果他们选择了特殊角色),另一行插入另一个表(然后是用户),其中包含相关的用户ID.这是它的代码:

<?php

namespace App\Http\Controllers\Auth;

use App\User;
use App\Http\Controllers\Controller;
use Illuminate\Support\Facades\Validator;
use Illuminate\Foundation\Auth\RegistersUsers;
use App\Complaint;


class RegisterController extends Controller
{
    /*
    |--------------------------------------------------------------------------
    | Register Controller
    |--------------------------------------------------------------------------
    |
    | This controller handles the registration of new users as well as their
    | validation and creation. By default this controller uses a trait to
    | provide this functionality without requiring any additional code.
    |
    */

    use RegistersUsers;

    /**
     * Where to redirect users after login / registration.
     *
     * @var string
     */
    protected $redirectTo = '/home';

    /**
     * Create a new controller instance.
     *
     * @return void
     */
    public function __construct()
    {
        $this->middleware('guest');
    }

    /**
     * Get a validator for an incoming registration request.
     *
     * @param  array  $data
     * @return \Illuminate\Contracts\Validation\Validator
     */
    protected function validator(array $data)
    {
        return Validator::make($data, [
            'name' => 'required|max:255',
            'email' => 'required|email|max:255|unique:users',
            'password' => 'required|min:6|confirmed',
            'username' => 'required|unique:users',
            'role' => 'required'
        ]);
    }

    /**
     * Create a new user instance after a valid registration.
     *
     * @param  array  $data
     * @return User
     */
    protected function create(array $data)
    {

        $user = new User;
        $user->name = $data['name'];
        $user->email = $data['email'];
        $user->username = $data['username'];
        $user->password = bcrypt($data['password']);
        $user->role = $data['role'];
        $user->templateURL = "";

        /*$user = User::create([
            'name' => $data['name'],
            'email' => $data['email'],
            'username' => $data['username'],
            'password' => bcrypt($data['password']),
            'role' => $data['role'],
            'templateURL' => ""
        ]);*/

        $user->save();


        if($data['role'] == 'Verkäufer'){
            $complaintRow = Complaint::create([
               'user_id' => $user->id,
                'complaintCount' => 0
            ]);
        }


        switch($data['role']){
            case 'Käufer':
                $user->attachRole(2);
                break;
            case 'Verkäufer':
                $user->attachRole(3);
                break;
            default:
                $user->attachRole(2);
                break;
        }


        return $user;
    }
}

但它没有正常工作,用户插入以及投诉的行,但不知何故$user->id似乎是null,列始终user_id设置为0.任何想法为什么这可能是这样的？

编辑:我现在正在运行......实际上并不是我发布的代码,我只是没有user_id在complaint表中填写字段,这就是为什么总是有0,因为0是默认值,所以它只是没有设定它.

无论如何,谢谢大家的答案.

Answer 1

尝试这个：

$lastId = User::create($userData)->id;