<?php

namespace App\Http\Controllers;

use App\Donation;
use App\User;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Str;
use App\Mail\UserCreated;
use App\Mail\SuccessfulPayment;
use Illuminate\Support\Facades\Mail;

class DonationController extends Controller
{
    public function index()
    {
        return view('donate');
    }

    public function donate(Request $request)
    {
        $request->validate([
            'captcha' => 'required|captcha_api:' . request('captcha_key') . ',math',
            "amount" => 'required|numeric',
            "currency" => 'required|in:USD,EUR,TL',
            "frequency" => 'required|in:once,monthly,annually',
            "card_holder_name" => 'required|string|max:100',
            "card_number" => 'required|digits_between:15,16',
            "card_expire_month" => 'required|digits:2',
            "card_expire_year" => 'required|digits:2',
            "card_cvc" => 'required|digits_between:3,4',
            "first_name" => 'required|string',
            "last_name" => 'required|string',
            "show_name" => 'nullable|boolean',
            "email" => 'required|email',
            "billing_contact_name" => 'required|string',
            "billing_address" => 'required|string',
            "billing_city" => 'required|string',
            "billing_country" => 'required|string',
            "billing_zipcode" => 'nullable|string',
        ], [
            "captcha.captcha_api" => "Wrong captcha answer."
        ]);

        $iyzipayCurrencies = [
            "USD" => \Iyzipay\Model\Currency::USD,
            "EUR" => \Iyzipay\Model\Currency::EUR,
            "TL" => \Iyzipay\Model\Currency::TL,
        ];

        $options = new \Iyzipay\Options();
        $options->setBaseUrl(config("services.iyzipay.base_url"));
        $options->setApiKey(config("services.iyzipay.api_key"));
        $options->setSecretKey(config("services.iyzipay.secret_key"));

        $paymentRequest = new \Iyzipay\Request\CreatePaymentRequest();
        $paymentRequest->setLocale(\Iyzipay\Model\Locale::EN);
        $paymentRequest->setConversationId(Str::random(6));
        $paymentRequest->setPrice($request->amount);
        $paymentRequest->setPaidPrice($request->amount);
        $paymentRequest->setCurrency($iyzipayCurrencies[$request->currency]);
        $paymentRequest->setInstallment(1);
        $paymentRequest->setPaymentChannel(\Iyzipay\Model\PaymentChannel::WEB);
        $paymentRequest->setPaymentGroup(\Iyzipay\Model\PaymentGroup::SUBSCRIPTION);

        $paymentCard = new \Iyzipay\Model\PaymentCard();
        $paymentCard->setCardHolderName($request->card_holder_name);
        $paymentCard->setCardNumber($request->card_number);
        $paymentCard->setExpireMonth($request->card_expire_month);
        $paymentCard->setExpireYear("20" . $request->card_expire_year);
        $paymentCard->setCvc($request->card_cvc);
        if ($request->frequency !== "once") {
            $paymentCard->setRegisterCard(1);
        }
        $paymentRequest->setPaymentCard($paymentCard);

        $buyer = new \Iyzipay\Model\Buyer();
        $buyer->setId(md5($request->email));
        $buyer->setName($request->first_name);
        $buyer->setSurname($request->last_name);
        $buyer->setEmail($request->email);
        $buyer->setIdentityNumber("11111111111");
        $buyer->setRegistrationAddress($request->billing_address);
        $buyer->setIp($request->ip());
        $buyer->setCity($request->billing_city);
        $buyer->setCountry($request->billing_country);
        if ($request->billing_zipcode) {
            $buyer->setZipCode($request->billing_zipcode);
        }
        $paymentRequest->setBuyer($buyer);

        $billingAddress = new \Iyzipay\Model\Address();
        $billingAddress->setContactName($request->billing_contact_name);
        $billingAddress->setAddress($request->billing_address);
        $billingAddress->setCity($request->billing_city);
        $billingAddress->setCountry($request->billing_country);
        if ($request->billing_zipcode) {
            $billingAddress->setZipCode($request->billing_zipcode);
        }
        $paymentRequest->setBillingAddress($billingAddress);

        $basketItems = array();

        $basketItem = new \Iyzipay\Model\BasketItem();
        $basketItem->setId("donation-" . $request->frequency);
        $basketItem->setName("Donation - " . $request->frequency);
        $basketItem->setCategory1("Donation");
        $basketItem->setCategory2($request->frequency);
        $basketItem->setItemType(\Iyzipay\Model\BasketItemType::VIRTUAL);
        $basketItem->setPrice($request->amount);
        $basketItems[] = $basketItem;
        $paymentRequest->setBasketItems($basketItems);

        $payment = \Iyzipay\Model\Payment::create($paymentRequest, $options);

        //  if payment is not success
        if ($payment->getStatus() !== "success") {
            return redirect()->back()->withErrors([
                'payment_error' => "Payment Error: " . $payment->getErrorMessage() . " Code: " . $payment->getErrorCode(),
            ])->withInput();
        }

        //  if payment succedded

        $user = User::where('email', $request->email)->first();
        if (!$user) {
            $user = new User;
            $user->name = $request->first_name . " " . $request->last_name;
            $user->email = $request->email;
            $randomPassword = Str::random(8);
            $user->password = Hash::make($randomPassword);
            $user->save();
            Mail::to($user)->send(new UserCreated($user, $randomPassword));
        }

        $donation = new Donation;
        $donation->user_id = $user->id;
        $donation->conversation_id = $payment->getConversationId();
        $donation->first_name = $request->first_name;
        $donation->last_name = $request->last_name;
        if ($request->show_name) {
            $donation->show_name_on_list = $request->show_name;
        }
        $donation->email = $request->email;
        $donation->amount = $request->amount;
        $donation->currency = $request->currency;
        $donation->frequency = $request->frequency;
        $donation->billing_info = json_encode([
            "contact_name" => $request->billing_contact_name,
            "address" => $request->billing_address,
            "city" => $request->billing_city,
            "country" => $request->billing_country,
            "zipcode" => $request->billing_zipcode,
        ]);
        $donation->payment_result = $payment->getRawResult();

        if ($request->frequency != "once" && $payment->getCardToken() && $payment->getCardUserKey()) {
            $donation->card_token = $payment->getCardToken();
            $donation->card_user_key = $payment->getCardUserKey();
            $donation->card_cvc = $request->card_cvc;

            if ($request->frequency == "monthly") {
                $donation->next_payment_at = now()->addMonth()->format("Y-m-d");
            }

            if ($request->frequency == "annually") {
                $donation->next_payment_at = now()->addYear()->format("Y-m-d");
            }
        }

        $donation->save();
        Mail::to($donation)->send(new SuccessfulPayment($donation));
        return redirect()->route('donation.success', $donation->conversation_id);
    }

    public function success($conversation_id, Request $request)
    {
        $donation = Donation::where('conversation_id', $conversation_id)->firstOrFail();
        return view('success', compact('donation'));
    }

    public function all(Request $request)
    {
        $donations = $request->user()->donations()->latest()->paginate();
        return view('donations', compact('donations'));
    }
}