<?php


namespace app\services;


use app\models\Events;
use app\models\OrderBooking;
use app\models\parsed\CartModel;
use app\models\PriceObject;
use app\models\Subscriptions;
use app\models\Ts;
use phpDocumentor\Reflection\Types\Self_;
use yii\base\BaseObject;

class Cart
{
    const EXP_DAYS = 2;

    public static function encodeKey($model, $id)
    {
        /*return JWT::encode([
            'model' => $model,
            'id' => $id
        ], JWT::SECRET_KEY); */
        return $model . '_' . $id;
    }

    public static function decodeKey($key)
    {
        $result = explode('_', $key);
        $decode = ['model' => 'app\\models\\' . $result[0], 'id' => $result[1]];
        return (object)$decode;
        //return JWT::decode($key, JWT::SECRET_KEY);
    }

    public static function add()
    {
        $cart_data = 'cart_data';
        $cart_key = 'cart_key';
        if (empty($_COOKIE[$cart_key])) {
            setcookie($cart_key, uniqid('.' . $_SERVER['REMOTE_ADDR'] . '.' . time()), time() + (86400 * self::EXP_DAYS), "/");
        }
        $data = json_decode(\Yii::$app->request->getRawBody());
        $newCartElement = $data->cart;
        $cartData = !empty($_COOKIE[$cart_data]) ? json_decode($_COOKIE['cart_data']) : [];
        $duplicatesCount = 0;
        foreach ($cartData as $element) {
            if ($element == $data->cart)
                $duplicatesCount++;
        }
        $allow = true;
        if (!empty($data->max) && $data->max <= $duplicatesCount) $allow = false;
        if ($allow) {
            $cartData[] = $newCartElement;

            setcookie($cart_data, json_encode($cartData), time() + (86400 * self::EXP_DAYS), "/");
            if (!empty($_COOKIE[$cart_key])) {
                setcookie($cart_key, $_COOKIE[$cart_key], time() + (86400 * self::EXP_DAYS), "/");
            }

        } else {

            echo json_encode(['message' => Ts::get(122), 'error' => 1]);
            exit;
        }
    }

    public static function addBooking()
    {
        $cart_data = 'cart_data';
        $cart_key = 'cart_key';
        $key = uniqid($_SERVER['REMOTE_ADDR'] . '_' . time());

        if (empty($_COOKIE[$cart_key])) {
            setcookie($cart_key, $key, time() + (86400 * self::EXP_DAYS), "/");
        }

        $data = json_decode(\Yii::$app->request->getRawBody());
        $allTickets = explode(',', $data->{'tickets'});
        $tickets = PriceObject::find()->where(['IN', 'id', $allTickets])->all();

        $data_to_cart = [];
        /** @var PriceObject $ticket */

        foreach ($tickets as $ticket) {
            $ticketsCount = array_count_values($allTickets)[$ticket->id];
            $booking = OrderBooking::find()->where(['ticket_id' => $ticket->id, 'datetime' => $data->{'date_time'}, 'cart_key' => $_COOKIE[$cart_key] ?? $key])->one();
            if ($booking) {
                $booking->tickets_count = $booking->tickets_count + $ticketsCount;
            } else {
                $booking = new OrderBooking();
                $booking->datetime = $data->{'date_time'};
                $booking->name_bg = $ticket->text_bg;
                $booking->name_en = $ticket->text_en;
                $booking->description_bg = $ticket->event->title('bg');
                $booking->description_en = $ticket->event->title('en');
                $booking->single_price = $ticket->price;
                $booking->tickets_count = $ticketsCount;
                $booking->event_id = $ticket->event_id;
                $booking->ticket_id = $ticket->id;
                $booking->cart_key = $_COOKIE[$cart_key] ?? $key;
            }
            $booking->save();
            for ($i = 0; $i < $ticketsCount; $i++) {
                $data_to_cart[] = $booking->getCartKey();
            }
        }

        $cartData = !empty($_COOKIE[$cart_data]) ? json_decode($_COOKIE[$cart_data]) : [];

        foreach ($data_to_cart as $element)
            $cartData[] = $element;

        setcookie($cart_data, json_encode($cartData), time() + (86400 * self::EXP_DAYS), "/");
        if (!empty($_COOKIE[$cart_data])) {
            setcookie($cart_key, $_COOKIE[$cart_key], time() + (86400 * self::EXP_DAYS), "/");
        }
    }

    public static function remove()
    {
        $cart_data = 'cart_data';
        $cart_key = 'cart_key';

        $data = json_decode(\Yii::$app->request->getRawBody());
        $cartData = !empty($_COOKIE[$cart_data]) ? json_decode($_COOKIE['cart_data']) : [];

        $reCountCartData = [];
        foreach ($cartData as $cartKey) {
            if ($cartKey == $data->cart) continue;
            $reCountCartData[] = $cartKey;
        }
        $cartItem = explode('_', $data->cart);
        if ($cartItem[0] == 'OrderBooking') {
            $booking = OrderBooking::findOne($cartItem[1]);
            if ($booking) {
                $booking->delete();
            }
        }
        setcookie($cart_data, json_encode($reCountCartData), time() + (86400 * 30), "/");

        if (sizeof($reCountCartData) > 0) {
            if (!empty($_COOKIE[$cart_key]))
                setcookie($cart_key, $_COOKIE[$cart_key], time() + (86400 * self::EXP_DAYS), "/");
        } else {
            setcookie('cart_data', '', time() - 3600, "/");
            setcookie('cart_key', time() - 3600, "/");
        }
    }

    public static function clear()
    {
        setcookie('cart_data', '', time() - 3600, "/");
        setcookie('invoice_data', '', time() - 3600, "/");
        setcookie('payment_method', '', time() - 3600, "/");
        setcookie('cart_key', '', time() - 3600, "/");
    }

    public static function clearCartOnly()
    {
        setcookie('cart_data', '', time() - 3600, "/");
        setcookie('cart_key', '', time() - 3600, "/");
    }

    public static function getData()
    {
        return !empty($_COOKIE['cart_data']) ? json_decode($_COOKIE['cart_data']) : [];
    }

    public static function getGroupedData()
    {
        $groupedData = [];
        foreach (self::getData() as $cartKey)
            $groupedData[$cartKey] = empty($groupedData[$cartKey]) ? 1 : ++$groupedData[$cartKey];

        return $groupedData;
    }


    public static function getFormatedData()
    {
        /** @var \app\models\parsed\CartModel[] $cartModels */
        $cartModels = [];
        $total = 0;
        foreach (self::getGroupedData() as $cartKey => $quantity) {
            $data = self::decodeKey($cartKey);
            /** @var Subscriptions | Events $modelClass */
            $modelClass = $data->model;
            $model = $modelClass::findOne($data->id);
            if ($model) {
                $cartModel = new CartModel();
                $cartModel->quantity = $quantity;
                $cartModel->cartKey = $cartKey;
                $cm = $model->setCart($cartModel);
                $cartModels[] = $cm;
                $total += $quantity * $cm->price;
            }
        }

        return ['models' => $cartModels, 'total' => number_format($total, 2, ' . ', '')];
    }


    public static function updateItemQuantity()
    {
        $cart_data = 'cart_data';
        $cart_key = 'cart_key';
        $data = json_decode(\Yii::$app->request->getRawBody());
        $updatedData = [];
        foreach (self::getGroupedData() as $cartKey => $q) {
            if ($cartKey == $data->cart)
                $q = $data->quantity;
            for ($i = 0; $i < $q; $i++) {
                $updatedData[] = $cartKey;
            }
        }

        $cartItem = explode('_', $data->cart);
        if ($cartItem[0] == 'OrderBooking') {
            $booking = OrderBooking::findOne($cartItem[1]);
            if ($booking) {
                $booking->tickets_count = $data->quantity;
                $booking->save();
            }
        }
        setcookie($cart_data, json_encode($updatedData), time() + (86400 * 30), "/");

        if (!empty($_COOKIE[$cart_key]))
            setcookie($cart_key, $_COOKIE[$cart_key], time() + (86400 * self::EXP_DAYS), "/");
    }

}