CreateUser

api.php

    public function createUser(Request $request): JsonResponse
    {
        $response = function ($user) {
            return response()->json([
                'token' => $user->token,
                'promo' => $user->promo,
            ], 200);
        };

        $user = User::whereEmail($request->get('email'))->first();
        if ($user) {
            return $response($user);
        } else {
            $user = User::create([
                'name' => $request['name'],
                'email' => $request['email'],
                'id_' => $request['id'],
                'token' => str_random(),
                'promo' => str_random(),
            ]);

            return $response($user);
        }
    }