<?php

namespace App\Classified;

use App_ECommerce_Cart_ItemInterface;
use App_ECommerce_Cart_ItemObjFactory as ItemObjFactory;

class CartItemObj extends AbstractObj implements App_ECommerce_Cart_ItemInterface
{
    const MSG_NOT_EXISTS  = 'Sorry this item is not exist';

    const ITEM_TYPE       = 'Classified\\CartItem';
    const ITEM_TYPE_TITLE = 'Classified Listing';

    protected $_cartItemData;
    /**
     * @return array [name => bool value, ...]
     */
    public static function getCartItemCapabilities()
    {
        return [];
    }

    public function setErrors(array $errors)
    {
        $this->_errors = $errors;
        return $this;
    }

    public function addErrors(array $errors)
    {
        $this->_errors = $this->_errors + $errors;
        return $this;
    }

    /**
     * Method should set primary key and init item object
     * @param array $data ['id' =>, 'cartId' =>, 'productId' =>, ...]
     *
     * @return CartItemObj
     */
    public function setCartItemData(array $data)
    {
        $this->_cartItemData = $data;
        $this->setPrimaryKey($this->_cartItemData['id']);
        return $this;
    }

    public function getCartItemData()
    {
        return $this->_cartItemData;
    }

    /**
     * Prepare item data (from db)
     * @return array
     */
    public function prepareCartItemData()
    {
        $allowChangeQuantity = in_array(ItemObjFactory::CAPABILITY_CHANGE_QTY, $this->getCartItemCapabilities())
            ? 'y' : 'n';
        $itemData = [
            'cartItemType'        => static::ITEM_TYPE,
            'typeTitle'           => static::ITEM_TYPE_TITLE,
            'description'         => '',
            'applyTax'            => 'n',
            'applyShipping'       => 'n',
            'allowChangeQuantity' => $allowChangeQuantity,
            'showDescription'     => 'y',
            'url'                 => View::getPage('url'),
        ];
        $this->_cartItemData = array_merge($this->_cartItemData, $itemData);
        return $this->_cartItemData;
    }

    public function beforeValidateCart()
    {
        return $this;
    }

    /**
     * @return bool
     */
    public function validateCartItem()
    {
        return true;
    }

    public function completeItemList(array $itemList)
    {
        return $this;
    }

    public function afterCartItemRemove()
    {
        return $this;
    }

    /**
     * assign additionalData to $_cartData for displaying at cart full list
     *
     * @return mixed
     */
    public function prepareCartItemForCartList()
    {
        $this->_cartItemData['additionalData'] = '';
        return $this;
    }
}