<?php

namespace Imoje\Payment;

/**
 * Class CartData
 *
 * @package Imoje\Payment
 */
class CartData
{

    const TYPE_SCHEMA_ITEMS = 'cartDataItems';
    const TYPE_SCHEMA_ADDRESS = 'cartDataAddress';
    const TYPE_SCHEMA_DISCOUNT = 'cartDataDiscount';
    const TYPE_SCHEMA_SHIPPING = 'cartDataShipping';

    /**
     * @var array
     */
    private $items;

    /**
     * @var array
     */
    private $addressBilling;

    /**
     * @var int
     */
    private $createdAt;

    /**
     * @var int
     */
    private $amount;

    /**
     * @var array
     */
    private $addressDelivery;

    /**
     * @var array
     */
    private $shipping = [];

    /**
     * @var array
     */
    private $discount = [];

    /**
     * @param $id
     * @param $vat
     * @param $name
     * @param $amount
     * @param $quantity
     *
     * @return void
     */
    public function addItem($id, $vat, $name, $amount, $quantity)
    {

        $this->items[] = [
            'id'       => $id,
            'vat'      => $vat,
            'name'     => $name,
            'amount'   => $amount,
            'quantity' => $quantity,
        ];
    }

    /**
     * @param int    $vat
     * @param string $name
     * @param int    $amount
     *
     * @return void
     */
    public function setDiscount($vat, $name, $amount)
    {

        $this->discount = [
            'vat'    => $vat,
            'name'   => $name,
            'amount' => $amount,
        ];
    }

    /**
     * @param int    $vat
     * @param string $name
     * @param int    $amount
     *
     * @return void
     */
    public function setShipping($vat, $name, $amount)
    {

        $this->shipping = [
            'vat'    => $vat,
            'name'   => $name,
            'amount' => $amount,
        ];
    }

    /**
     * @param int $amount
     *
     * @return void
     */
    public function setAmount($amount)
    {

        $this->amount = $amount;
    }

    /**
     * @param int $createdAt
     *
     * @return void
     */
    public function setCreatedAt($createdAt)
    {

        $this->createdAt = $createdAt;
    }

    /**
     * @param string $city
     * @param string $name
     * @param string $phone
     * @param string $street
     * @param string $country
     * @param string $postalCode
     *
     * @return void
     */
    public function setAddressBilling($city, $name, $phone, $street, $country, $postalCode)
    {
        $this->addressBilling = [
            'city'       => $city,
            'name'       => $name,
            'phone'      => (string) $phone,
            'street'     => $street,
            'country'    => $country,
            'postalCode' => (string) $postalCode,
        ];
    }

    /**
     * @param string $city
     * @param string $name
     * @param string $phone
     * @param string $street
     * @param string $country
     * @param string $postalCode
     *
     * @return void
     */
    public function setAddressDelivery($city, $name, $phone, $street, $country, $postalCode)
    {
        $this->addressDelivery = [
            'city'       => $city,
            'name'       => $name,
            'phone'      => (string) $phone,
            'street'     => $street,
            'country'    => $country,
            'postalCode' => (string) $postalCode,
        ];
    }

    /**
     * @return string
     */
    public function prepareCartData()
    {

        return base64_encode(gzencode(json_encode($this->prepareCartDataArray()), 5));
    }

    /**
     * @return array
     */
    public function prepareCartDataArray()
    {

        $data = [
            'address' => [
                'billing'  => $this->addressBilling,
                'delivery' => $this->addressDelivery,
            ],
            'items'   => $this->items,
        ];

        if (!empty($this->discount)) {
            $data['discount'] = $this->discount;
        }

        if (!empty($this->shipping)) {
            $data['shipping'] = $this->shipping;
        }

        if (!empty($this->createdAt)) {
            $data['createdAt'] = $this->createdAt;
        }

        if (!empty($this->amount)) {
            $data['amount'] = $this->amount;
        }

        return $data;
    }
}