user.php

user.php

public function activateCode(Request $request)
    {
        $code = $request->get('promo_code');

        if ($this->user->activation_code || $this->user->promo_code_first == $code || $this->user->promo_code_second == $code) {
            return response()->json([], 405);
        }

        $referral = User::wherePromoCodeFirst($code)->first();
        $referral_second = User::wherePromoCodeSecond($code)->first();

        if ($referral || $referral_second) {
            $this->user->activation_code = $code;
            $this->user->referrer_id = ($referral) ? $referral->id : $referral_second->id
            $this->user->save();
        } else {
            return response()->json([], 404);
        }

        return response()->json([], 200);
    }