<?php
/**
 * Copyright © 2016 Magento. All rights reserved.
 * See COPYING.txt for license details.
 */

/**
 * Adminhtml customer grid block
 *
 * @author      Magento Core Team <core@magentocommerce.com>
 */
namespace Magento\Catalog\Block\Adminhtml\Product;

use Magento\Store\Model\Store;

class Grid extends \Magento\Backend\Block\Widget\Grid\Extended
{
    /**
     * @var \Magento\Framework\Module\Manager
     */
    protected $moduleManager;

    /**
     * @var \Magento\Eav\Model\ResourceModel\Entity\Attribute\Set\CollectionFactory]
     */
    protected $_setsFactory;

    /**
     * @var \Magento\Catalog\Model\ProductFactory
     */
    protected $_productFactory;

    /**
     * @var \Magento\Catalog\Model\Product\Type
     */
    protected $_type;

    /**
     * @var \Magento\Catalog\Model\Product\Attribute\Source\Status
     */
    protected $_status;

    /**
     * @var \Magento\Catalog\Model\Product\Visibility
     */
    protected $_visibility;

    /**
     * @var \Magento\Store\Model\WebsiteFactory
     */
    protected $_websiteFactory;

    /**
     * @param \Magento\Backend\Block\Template\Context $context
     * @param \Magento\Backend\Helper\Data $backendHelper
     * @param \Magento\Store\Model\WebsiteFactory $websiteFactory
     * @param \Magento\Eav\Model\ResourceModel\Entity\Attribute\Set\CollectionFactory $setsFactory
     * @param \Magento\Catalog\Model\ProductFactory $productFactory
     * @param \Magento\Catalog\Model\Product\Type $type
     * @param \Magento\Catalog\Model\Product\Attribute\Source\Status $status
     * @param \Magento\Catalog\Model\Product\Visibility $visibility
     * @param \Magento\Framework\Module\Manager $moduleManager
     * @param array $data
     *
     * @SuppressWarnings(PHPMD.ExcessiveParameterList)
     */
    public function __construct(
        \Magento\Backend\Block\Template\Context $context,
        \Magento\Backend\Helper\Data $backendHelper,
        \Magento\Store\Model\WebsiteFactory $websiteFactory,
        \Magento\Eav\Model\ResourceModel\Entity\Attribute\Set\CollectionFactory $setsFactory,
        \Magento\Catalog\Model\ProductFactory $productFactory,
        \Magento\Catalog\Model\Product\Type $type,
        \Magento\Catalog\Model\Product\Attribute\Source\Status $status,
        \Magento\Catalog\Model\Product\Visibility $visibility,
        \Magento\Framework\Module\Manager $moduleManager,
        array $data = []
    ) {
        $this->_websiteFactory = $websiteFactory;
        $this->_setsFactory = $setsFactory;
        $this->_productFactory = $productFactory;
        $this->_type = $type;
        $this->_status = $status;
        $this->_visibility = $visibility;
        $this->moduleManager = $moduleManager;
        parent::__construct($context, $backendHelper, $data);
    }

    /**
     * @return void
     */
    protected function _construct()
    {
        parent::_construct();
        $this->setId('productGrid');
        $this->setDefaultSort('entity_id');
        $this->setDefaultDir('DESC');
        $this->setSaveParametersInSession(true);
        $this->setUseAjax(true);
        $this->setVarNameFilter('product_filter');
    }

    /**
     * @return Store
     */
    protected function _getStore()
    {
        $storeId = (int)$this->getRequest()->getParam('store', 0);
        return $this->_storeManager->getStore($storeId);
    }

    /**
     * @return $this
     */
    protected function _prepareCollection()
    {
        parent::_prepareCollection();

        $store = $this->_getStore();
        $collection = $this->_productFactory->create()->getCollection()->addAttributeToSelect(
            'sku'
        )->addAttributeToSelect(
            'name'
        )->addAttributeToSelect(
            'attribute_set_id'
        )->addAttributeToSelect(
            'type_id'
        )->setStore(
            $store
        );

        if ($this->moduleManager->isEnabled('Magento_CatalogInventory')) {
            $collection->joinField(
                'qty',
                'cataloginventory_stock_item',
                'qty',
                'product_id=entity_id',
                '{{table}}.stock_id=1',
                'left'
            );
        }
        if ($store->getId()) {
            //$collection->setStoreId($store->getId());
            $collection->addStoreFilter($store);
            $collection->joinAttribute(
                'name',
                'catalog_product/name',
                'entity_id',
                null,
                'inner',
                Store::DEFAULT_STORE_ID
            );
            $collection->joinAttribute(
                'custom_name',
                'catalog_product/name',
                'entity_id',
                null,
                'inner',
                $store->getId()
            );
            $collection->joinAttribute(
                'status',
                'catalog_product/status',
                'entity_id',
                null,
                'inner',
                $store->getId()
            );
            $collection->joinAttribute(
                'visibility',
                'catalog_product/visibility',
                'entity_id',
                null,
                'inner',
                $store->getId()
            );
            $collection->joinAttribute('price', 'catalog_product/price', 'entity_id', null, 'left', $store->getId());
        } else {
            $collection->addAttributeToSelect('price');
            $collection->joinAttribute('status', 'catalog_product/status', 'entity_id', null, 'inner');
            $collection->joinAttribute('visibility', 'catalog_product/visibility', 'entity_id', null, 'inner');
        }

        $this->setCollection($collection);

        $this->getCollection()->addWebsiteNamesToResult();
        return $this;
    }

    /**
     * @param \Magento\Backend\Block\Widget\Grid\Column $column
     * @return $this
     */
    protected function _addColumnFilterToCollection($column)
    {
        if ($this->getCollection()) {
            if ($column->getId() == 'websites') {
                $this->getCollection()->joinField(
                    'websites',
                    'catalog_product_website',
                    'website_id',
                    'product_id=entity_id',
                    null,
                    'left'
                );
            }
        }
        return parent::_addColumnFilterToCollection($column);
    }

    /**
     * @return $this
     * @SuppressWarnings(PHPMD.ExcessiveMethodLength)
     */
    protected function _prepareColumns()
    {
        $this->addColumn(
            'entity_id',
            [
                'header' => __('ID'),
                'type' => 'number',
                'index' => 'entity_id',
                'header_css_class' => 'col-id',
                'column_css_class' => 'col-id'
            ]
        );
        $this->addColumn(
            'name',
            [
                'header' => __('Name'),
                'index' => 'name',
                'class' => 'xxx'
            ]
        );

        $store = $this->_getStore();
        if ($store->getId()) {
            $this->addColumn(
                'custom_name',
                [
                    'header' => __('Name in %1', $store->getName()),
                    'index' => 'custom_name',
                    'header_css_class' => 'col-name',
                    'column_css_class' => 'col-name'
                ]
            );
        }

        $this->addColumn(
            'type',
            [
                'header' => __('Type'),
                'index' => 'type_id',
                'type' => 'options',
                'options' => $this->_type->getOptionArray()
            ]
        );

        $sets = $this->_setsFactory->create()->setEntityTypeFilter(
            $this->_productFactory->create()->getResource()->getTypeId()
        )->load()->toOptionHash();

        $this->addColumn(
            'set_name',
            [
                'header' => __('Attribute Set'),
                'index' => 'attribute_set_id',
                'type' => 'options',
                'options' => $sets,
                'header_css_class' => 'col-attr-name',
                'column_css_class' => 'col-attr-name'
            ]
        );

        $this->addColumn(
            'sku',
            [
                'header' => __('SKU'),
                'index' => 'sku'
            ]
        );

        $store = $this->_getStore();
        $this->addColumn(
            'price',
            [
                'header' => __('Price'),
                'type' => 'price',
                'currency_code' => $store->getBaseCurrency()->getCode(),
                'index' => 'price',
                'header_css_class' => 'col-price',
                'column_css_class' => 'col-price'
            ]
        );

        if ($this->moduleManager->isEnabled('Magento_CatalogInventory')) {
            $this->addColumn(
                'qty',
                [
                    'header' => __('Quantity'),
                    'type' => 'number',
                    'index' => 'qty'
                ]
            );
        }

        $this->addColumn(
            'visibility',
            [
                'header' => __('Visibility'),
                'index' => 'visibility',
                'type' => 'options',
                'options' => $this->_visibility->getOptionArray(),
                'header_css_class' => 'col-visibility',
                'column_css_class' => 'col-visibility'
            ]
        );

        $this->addColumn(
            'status',
            [
                'header' => __('Status'),
                'index' => 'status',
                'type' => 'options',
                'options' => $this->_status->getOptionArray()
            ]
        );

        if (!$this->_storeManager->isSingleStoreMode()) {
            $this->addColumn(
                'websites',
                [
                    'header' => __('Websites'),
                    'sortable' => false,
                    'index' => 'websites',
                    'type' => 'options',
                    'options' => $this->_websiteFactory->create()->getCollection()->toOptionHash(),
                    'header_css_class' => 'col-websites',
                    'column_css_class' => 'col-websites'
                ]
            );
        }

        $this->addColumn(
            'edit',
            [
                'header' => __('Edit'),
                'type' => 'action',
                'getter' => 'getId',
                'actions' => [
                    [
                        'caption' => __('Edit'),
                        'url' => [
                            'base' => '*/*/edit',
                            'params' => ['store' => $this->getRequest()->getParam('store')]
                        ],
                        'field' => 'id'
                    ]
                ],
                'filter' => false,
                'sortable' => false,
                'index' => 'stores',
                'header_css_class' => 'col-action',
                'column_css_class' => 'col-action'
            ]
        );

        $block = $this->getLayout()->getBlock('grid.bottom.links');
        if ($block) {
            $this->setChild('grid.bottom.links', $block);
        }

        return parent::_prepareColumns();
    }

    /**
     * @return $this
     */
    protected function _prepareMassaction()
    {
        $this->setMassactionIdField('entity_id');
        $this->getMassactionBlock()->setTemplate('Magento_Catalog::product/grid/massaction_extended.phtml');
        $this->getMassactionBlock()->setFormFieldName('product');

        $this->getMassactionBlock()->addItem(
            'delete',
            [
                'label' => __('Delete'),
                'url' => $this->getUrl('catalog/*/massDelete'),
                'confirm' => __('Are you sure?')
            ]
        );

        $statuses = $this->_status->getOptionArray();

        array_unshift($statuses, ['label' => '', 'value' => '']);
        $this->getMassactionBlock()->addItem(
            'status',
            [
                'label' => __('Change Status'),
                'url' => $this->getUrl('catalog/*/massStatus', ['_current' => true]),
                'additional' => [
                    'visibility' => [
                        'name' => 'status',
                        'type' => 'select',
                        'class' => 'required-entry',
                        'label' => __('Status'),
                        'values' => $statuses
                    ]
                ]
            ]
        );

        if ($this->_authorization->isAllowed('Magento_Catalog::update_attributes')) {
            $this->getMassactionBlock()->addItem(
                'attributes',
                [
                    'label' => __('Update Attributes'),
                    'url' => $this->getUrl('catalog/product_action_attribute/edit', ['_current' => true])
                ]
            );
        }

        $this->_eventManager->dispatch('adminhtml_catalog_product_grid_prepare_massaction', ['block' => $this]);
        return $this;
    }

    /**
     * @return string
     */
    public function getGridUrl()
    {
        return $this->getUrl('catalog/*/grid', ['_current' => true]);
    }

    /**
     * @param \Magento\Catalog\Model\Product|\Magento\Framework\DataObject $row
     * @return string
     */
    public function getRowUrl($row)
    {
        return $this->getUrl(
            'catalog/*/edit',
            ['store' => $this->getRequest()->getParam('store'), 'id' => $row->getId()]
        );
    }
}
