InvoiceShelf/app/Http/Controllers/V1/Customer/Auth/ForgotPasswordController.php

<?php

namespace App\Http\Controllers\V1\Customer\Auth;

use App\Http\Controllers\Controller;
use Illuminate\Foundation\Auth\SendsPasswordResetEmails;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Password;

class ForgotPasswordController extends Controller
{
    /*
    |--------------------------------------------------------------------------
    | Password Reset Controller
    |--------------------------------------------------------------------------
    |
    | This controller is responsible for handling password reset emails and
    | includes a trait which assists in sending these notifications from
    | your application to your users. Feel free to explore this trait.
    |
    */

    use SendsPasswordResetEmails;

    public function broker()
    {
        return Password::broker('customers');
    }

    /**
     * Get the response for a successful password reset link.
     *
     * @param  string  $response
     * @return RedirectResponse|JsonResponse
     */
    protected function sendResetLinkResponse(Request $request, $response)
    {
        return response()->json([
            'message' => 'Password reset email sent.',
            'data' => $response,
        ]);
    }

    /**
     * Get the response for a failed password reset link.
     *
     * @param  string  $response
     * @return RedirectResponse|JsonResponse
     */
    protected function sendResetLinkFailedResponse(Request $request, $response)
    {
        return response('Email could not be sent to this email address.', 403);
    }
}