<?php

namespace Infortis\Base\Helper;

use Infortis\Infortis\Helper\Image;
use Infortis\Base\Helper\AltImage;
use Infortis\Base\Model\System\Config\Source\Category\Altimagecolumn;
use Magento\Catalog\Model\Product;
use Magento\Framework\App\Config\ScopeConfigInterface;
use Magento\Framework\App\Helper\AbstractHelper;
use Magento\Framework\App\Helper\Context;
use Magento\Store\Model\ScopeInterface;

class Data extends AbstractHelper
{
/**
* Section name of module configuration
*/
const CONFIG_SECTION_SETTINGS = 'theme_settings';
const CONFIG_SECTION_DESIGN = 'theme_design';
const CONFIG_SECTION_LAYOUT = 'theme_layout';

/**
* Is alt image helper initialized
*
* @var bool
*/
protected $altImageHelperInitialized = false;

/**
* Alternative image helper
*
* @var AltImage
*/
protected $helperAltImage;

/**
* Initialization
*/
public function __construct(
Context $context,
AltImage $helperAltImage
) {
$this->helperAltImage = $helperAltImage;

parent::__construct($context);
}

//
// Get section of options from the configuration
// -----------------------------------------------------------------------

/**
* Get selected section from the configuration
*
* @return array
*/
public function getCfgSection($section, $storeCode = NULL)
{
return $this->scopeConfig->getValue($section, ScopeInterface::SCOPE_STORE, $storeCode);
}

/**
* Get design section from the configuration
*
* @return array
*/
public function getCfgSectionDesign($storeCode = NULL)
{
return $this->getCfgSection(self::CONFIG_SECTION_DESIGN, $storeCode);
}

//
// Get group of options from the configuration
// -----------------------------------------------------------------------

/**
* Get selected group from main configuration
*
* @return array
*/
public function getCfgGroup($group, $storeCode = NULL)
{
return $this->scopeConfig->getValue(self::CONFIG_SECTION_SETTINGS . '/' . $group, ScopeInterface::SCOPE_STORE, $storeCode);
}

//
// Get single option from the configuration
// -----------------------------------------------------------------------

/**
* Get single option from main configuration
*
* @return string
*/
public function getCfg($optionString, $storeCode = NULL)
{
return $this->scopeConfig->getValue(self::CONFIG_SECTION_SETTINGS . '/' . $optionString, ScopeInterface::SCOPE_STORE, $storeCode);
}

/**
* Get single option from design configuration
*
* @return string
*/
public function getCfgDesign($optionString, $storeCode = NULL)
{
return $this->scopeConfig->getValue(self::CONFIG_SECTION_DESIGN . '/' . $optionString, ScopeInterface::SCOPE_STORE, $storeCode);
}

/**
* Get single option from layout configuration
*
* @return string
*/
public function getCfgLayout($optionString, $storeCode = NULL)
{
return $this->scopeConfig->getValue(self::CONFIG_SECTION_LAYOUT . '/' . $optionString, ScopeInterface::SCOPE_STORE, $storeCode);

}

//
// Other helper methods
// -----------------------------------------------------------------------

/**
* Get maximum width of the page.
* Returns:
* - selected predefined width
* - custom width, if custom width was selected
* - 0, if full width was selected
*
* @return int
*/
public function getMaxWidth($storeCode = null)
{
$w = $this->getCfgLayout('responsive/max_width', $storeCode);
if ($w === 'custom')
{
return intval($this->getCfgLayout('responsive/max_width_custom', $storeCode));
}
elseif ($w === 'full')
{
return 0;
}
else
{
return intval($w);
}
}

/**
* Get custom page width from the config.
* Value of custom width is returned only if predefined width was NOT selected.
*
* @return int|null
*/
public function getCustomWidth($storeCode = null)
{
$w = $this->getCfgLayout('responsive/max_width', $storeCode);
if ($w === 'custom')
{
return intval($this->getCfgLayout('responsive/max_width_custom', $storeCode));
}
else
{
return null;
}
}

/**
* Get product's alternative image HTML.
* Important: first usage initializes alternative image helper.
*
* @param Product $product Product
* @param string $imageTypeId Image version
* @param int $w Image width
* @param int $h Image height
* @return string
*/
public function getAltImgHtml($product, $imageTypeId = 'product_base_image', $w = null, $h = null)
{
if ($this->altImageHelperInitialized === false)
{
$this->helperAltImage->init(
$this->getCfg('category/alt_image_column'),
$this->getCfg('category/alt_image_column_value'),
$this->getCfg('category/alt_image_role_attribute')
);
$this->altImageHelperInitialized = true;
}

return $this->helperAltImage->getAltImgHtml($product, $imageTypeId, $w, $h);
}

/**
* Get HTML of all child static blocks with given ID and merge them in columns
*
* @param \Magento\Framework\View\Element\AbstractBlock $block Parent block object
* @param bool $auto If true, automatically split blocks into even columns (5 columns not possible because grid has 12 columns)
* @param string $staticBlockId Identifier of blocks followed by a number
* @param int $max number
* @return string
*/
public function getFormattedBlocks($block, $auto = true, $staticBlockId = 'block_footer_column', $max = 6)
{
//Get HTML output of 6 static blocks with ID $staticBlockId<X>, where <X> is a number from 1 to 6
$maxLoops = $max + 1;
$colCount = 0; //Number of existing and active static blocks
$colHtml = []; //Static blocks content
$html = ''; //Final HTML output
for ($i = 1; $i < $maxLoops; $i++)
{
if ($tmp = $block->getChildHtml($staticBlockId . $i))
{
$colHtml[] = $tmp;
$colCount++;
}
}

if ($colHtml)
{
$gridClass = '';
$gridClassBase = 'grid12-';

//Get grid unit class.
if ($auto)
{
//Grid units per static block
$n = (int) (12 / $colCount);
$gridClass = $gridClassBase . $n;
}
else
{
$gridClass = $gridClassBase . '2';
}

for ($i = 0; $i < $colCount; $i++)
{
$classString = $gridClass;
$html .= '<div class="'. $classString .'">';
$html .= '<div class="std">'. $colHtml[$i] .'</div>';
$html .= '</div>';
}
}
return $html;
}
}