<?php defined('BX_DOL') or die('hack attempt');
/**
 * Copyright (c) UNA, Inc - https://una.io
 * MIT License - https://opensource.org/licenses/MIT
 *
 * @defgroup    BasePayment Base classes for Payment like modules
 * @ingroup     UnaModules
 *
 * @{
 */

class BxBaseModPaymentCart extends BxDol
{
    protected $MODULE;
    protected $_oModule;

    protected $_bIsApi;

    protected $_bSingleSeller;
    protected $_iSingleSeller;

    public function __construct()
    {
        parent::__construct();

        $this->_oModule = BxDolModule::getInstance($this->MODULE);

        $this->_bIsApi = bx_is_api();

        $this->_bSingleSeller = $this->_oModule->_oConfig->isSingleSeller();

        $this->_iSingleSeller = 0;
        if($this->_bSingleSeller)
            $this->_iSingleSeller = $this->_oModule->_oConfig->getSiteAdmin();
    }

    /**
     * @page service Service Calls
     * @section bx_base_payment Base Payment
     * @subsection bx_base_payment-integration Integration
     * @subsubsection bx_base_payment-get_cart_url get_cart_url
     * 
     * @code bx_srv('bx_payment', 'get_cart_url', [...], 'Cart'); @endcode
     * 
     * Get shopping cart URL.
     *
     * @param $iVendor (optional) integer value with vendor ID.
     * @return string with shopping cart URL.
     * 
     * @see BxBaseModPaymentCart::serviceGetCartUrl
     */
    /** 
     * @ref bx_base_payment-get_cart_url "get_cart_url"
     */
    public function serviceGetCartUrl($iVendor = 0)
    {
    	if(!$this->_oModule->isLogged())
            return '';

        if(!$this->_bSingleSeller && $iVendor == 0)
            return $this->_oModule->_oConfig->getUrl('URL_CARTS');

    	return bx_append_url_params($this->_oModule->_oConfig->getUrl('URL_CART'), array(
            'seller_id' => !$this->_bSingleSeller ? $iVendor : $this->_oModule->_oConfig->getSiteAdmin()
        ));
    }

    /**
     * @page service Service Calls
     * @section bx_base_payment Base Payment
     * @subsection bx_base_payment-integration Integration
     * @subsubsection bx_base_payment-get_cart_url get_cart_url
     * 
     * @code bx_srv('bx_payment', 'get_cart_url', [...], 'Cart'); @endcode
     * 
     * Get shopping cart URL.
     *
     * @param $iVendor (optional) integer value with vendor ID.
     * @return string with shopping cart URL.
     * 
     * @see BxBaseModPaymentCart::serviceGetCartUrl
     */
    /** 
     * @ref bx_base_payment-get_cart_url "get_cart_url"
     */
    public function serviceGetCartJs($sType = '', $iVendorId = 0)
    {
        return $this->_oModule->_oTemplate->displayCartJs($sType, $iVendorId);
    }

    /**
     * @page service Service Calls
     * @section bx_base_payment Base Payment
     * @subsection bx_base_payment-integration Integration
     * @subsubsection bx_base_payment-get_add_to_cart_js get_add_to_cart_js
     * 
     * @code bx_srv('bx_payment', 'get_add_to_cart_js', [...], 'Cart'); @endcode
     * 
     * Get JavaScript code to use in OnClick attributes. 
     *
     * @param $iVendor integer value with vendor ID.
     * @param $mixedModuleId mixed value (ID, Name or URI) determining a module from which the action was initiated.
     * @param $iItemId $iItemId integer value with item ID. 
     * @param $iItemCount integer value with a number of items for purchasing. 
     * @param $bNeedRedirect (optional) boolean value determining whether redirect is needed after add action or not.
     * @param $aCustom (optional) array with custom data to attach to an item added into a cart.
     * @return string with JavaScript code to use in OnClick attributes of HTML elements.
     * 
     * @see BxBaseModPaymentCart::serviceGetAddToCartJs
     */
    /** 
     * @ref bx_base_payment-get_add_to_cart_js "get_add_to_cart_js"
     */
    public function serviceGetAddToCartJs($iVendorId, $mixedModuleId, $iItemId, $iItemCount, $bNeedRedirect = false, $aCustom = array())
    {
        $iModuleId = $this->_oModule->_oConfig->getModuleId($mixedModuleId);
        if(empty($iModuleId))
            return '';

        return $this->_oModule->_oTemplate->displayAddToCartJs($iVendorId, $iModuleId, $iItemId, $iItemCount, $bNeedRedirect, $aCustom);
    }

    /**
     * @page service Service Calls
     * @section bx_base_payment Base Payment
     * @subsection bx_base_payment-integration Integration
     * @subsubsection bx_base_payment-get_add_to_cart_link get_add_to_cart_link
     * 
     * @code bx_srv('bx_payment', 'get_add_to_cart_link', [...], 'Cart'); @endcode
     * 
     * Get HTML code for "Add to Cart" link. 
     *
     * @param $iVendorId integer value with vendor ID.
     * @param $mixedModuleId mixed value (ID, Name or URI) determining a module from which the action was initiated.
     * @param $iItemId $iItemId integer value with item ID. 
     * @param $iItemCount integer value with a number of items for purchasing. 
     * @param $bNeedRedirect (optional) boolean value determining whether redirect is needed after add action or not.
     * @param $aCustom (optional) array with custom data to attach to an item added into a cart.
     * @return HTML string with link to display on the site.
     * 
     * @see BxBaseModPaymentCart::serviceGetAddToCartLink
     */
    /** 
     * @ref bx_base_payment-get_add_to_cart_link "get_add_to_cart_link"
     */
    public function serviceGetAddToCartLink($iVendorId, $mixedModuleId, $iItemId, $iItemCount, $bNeedRedirect = false, $aCustom = array())
    {
        $iModuleId = $this->_oModule->_oConfig->getModuleId($mixedModuleId);
        if(empty($iModuleId))
            return '';

        return $this->_oModule->_oTemplate->displayAddToCartLink($iVendorId, $iModuleId, $iItemId, $iItemCount, $bNeedRedirect, $aCustom);
    }

    /**
     * @page service Service Calls
     * @section bx_base_payment Base Payment
     * @subsection bx_base_payment-integration Integration
     * @subsubsection bx_base_payment-get_cart_item_descriptor get_cart_item_descriptor
     * 
     * @code bx_srv('bx_payment', 'get_cart_item_descriptor', [...], 'Cart'); @endcode
     * 
     * Get cart item descriptor: 1-2-3-1. 
     *
     * @param $iVendorId integer value with vendor ID.
     * @param $iModuleId integer value with module ID determining a module from which the action was initiated.
     * @param $iItemId $iItemId integer value with item ID. 
     * @param $iItemCount integer value with a number of items for purchasing. 
     * @return string with item descriptor.
     * 
     * @see BxBaseModPaymentCart::serviceGetCartItemDescriptor
     */
    /** 
     * @ref bx_base_payment-get_cart_item_descriptor "get_cart_item_descriptor"
     */
    public function serviceGetCartItemDescriptor($iVendorId, $iModuleId, $iItemId, $iItemCount = false)
    {
        $aDescriptor = [$iVendorId, $iModuleId, $iItemId];
        if($iItemCount !== false)
            $aDescriptor[] = $iItemCount;

        return $this->_oModule->_oConfig->descriptorA2S($aDescriptor);
    }

	/**
     * @page service Service Calls
     * @section bx_base_payment Base Payment
     * @subsection bx_base_payment-integration Integration
     * @subsubsection bx_base_payment-get_cart_items_count get_cart_items_count
     * 
     * @code bx_srv('bx_payment', 'get_cart_items_count', [...], 'Cart'); @endcode
     * 
     * Get items count in member's shopping cart. 
     * 
     * @param $iUserId (optional) integer value with user ID. If empty value is provided then currently logged in user will be used.
     * @return integer value with items count.
     * 
     * @see BxBaseModPaymentCart::serviceGetCartItemsCount
     */
    /** 
     * @ref bx_base_payment-get_cart_items_count "get_cart_items_count"
     */
    public function serviceGetCartItemsCount($iUserId = 0)
    {
    	$iUserId = !empty($iUserId) ? $iUserId : $this->_oModule->getProfileId();
        if(empty($iUserId))
            return 0;

        $aInfo = $this->getInfo(BX_PAYMENT_TYPE_SINGLE, $iUserId);

        $iCount = 0;
        foreach($aInfo as $iVendorId => $aVendorCart)
            $iCount += $aVendorCart['items_count'];

        return $iCount;
    }
    
    /**
     * @page service Service Calls
     * @section bx_base_payment Base Payment
     * @subsection bx_base_payment-integration Integration
     * @subsubsection bx_base_payment-get_cart_items get_cart_items
     * 
     * @code bx_srv('bx_payment', 'get_cart_items', [...], 'Cart'); @endcode
     * 
     * Get array with items shopping cart. 
     * 
     * @param $iSellerId integer value with seller ID.
     * @param $iModuleId integer value with module ID determining a module from which the action was initiated.
     * @param $iUserId (optional) integer value with user ID. If empty value is provided then currently logged in user will be used.
     * @return integer value with items count.
     * 
     * @see BxBaseModPaymentCart::serviceGetCartItems
     */
    /** 
     * @ref bx_base_payment-get_cart_items "get_cart_items"
     */
    public function serviceGetCartItems($iSellerId, $iModuleId, $iUserId = 0)
    {
    	$iUserId = !empty($iUserId) ? $iUserId : $this->_oModule->getProfileId();
        if(empty($iUserId))
            return 0;

        $aContent = $this->_parseByVendor($iUserId);
        return isset($aContent[$iSellerId]) && is_array($aContent[$iSellerId]) ? $aContent[$iSellerId] : array();
    }  

    public function getCartItems($iUserId, $iSellerId = 0)
    {
        $aContent = $this->_parseByVendor($iUserId);
        return $iSellerId != 0 && isset($aContent[$iSellerId]) && is_array($aContent[$iSellerId]) ? $aContent[$iSellerId] : [];
    }  

    protected function _parseByVendor($iUserId)
    {                            
        $aCart = $this->_oModule->_oDb->getCartContent($iUserId);
        if(empty($aCart['items']))
            return [];

        $aCartItems = $this->_oModule->_oConfig->descriptorsM2A($aCart['items']);
        if($this->_bSingleSeller)
            $aResult = array($this->_iSingleSeller => $aCartItems);
        else
            $aResult = $this->_reparseBy($aCartItems, 'vendor_id');

        if(empty($aCart['customs']))
            return $aResult;

        $aCartCustoms = $aCart['customs'];
        foreach($aResult as $iVendor => $aItems)
            foreach($aItems as $iIndex => $aItem)
                $aResult[$iVendor][$iIndex]['custom'] = $this->_oModule->_oConfig->pullCustom($aItem, $aCartCustoms);

        return $aResult;
    }

    protected function _parseByModule($iUserId)
    {
        $aCart = $this->_oModule->_oDb->getCartContent($iUserId);
        if(empty($aCart['items']))
            return [];

        $aResult = $this->_reparseBy($this->_oModule->_oConfig->descriptorsM2A($aCart['items']), 'module_id');
        if(empty($aCart['customs']))
            return $aResult;

        $aCartCustoms = $aCart['customs'];
        foreach($aResult as $iModule => $aItems)
            foreach($aItems as $iIndex => $aItem)
                $aResult[$iModule][$iIndex]['custom'] = $this->_oModule->_oConfig->pullCustom($aItem, $aCartCustoms);

        return $aResult;
    }

    protected function _reparseBy($aItems, $sKey)
    {
        $aResult = array();
        foreach($aItems as $aItem)
            if(isset($aItem[$sKey]))
                $aResult[$aItem[$sKey]][] = $aItem;

        return $aResult;
    }
}

/** @} */