Initial commit

.gitignore

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+.buildpath
+.project
+.settings/
+.idea/

.travis.yml

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+dist: trusty
+
+language: php
+
+php:
+    - 7.0
+    - 7.1
+    - 7.2
+    - 7.3
+
+before_install:
+  - composer create-project magento/magento-coding-standard --stability=dev magento-coding-standard
+  - cd magento-coding-standard
+
+script:
+  - vendor/bin/phpcs --ignore=../magento-coding-standard/* --standard=Magento2 --extensions=php ../.

Block/Initialize.php

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+<?php
+
+namespace GhoSter\Quickview\Block;
+
+use Magento\Framework\View\Element\Template\Context;
+use Magento\Framework\Exception\NoSuchEntityException;
+use GhoSter\Quickview\Model\Config as QuickViewConfig;
+use Magento\Framework\View\Element\Template;
+
+/**
+ * Class Initialize block init the js
+ */
+class Initialize extends Template
+{
+    /** @var QuickViewConfig */
+    protected $config;
+
+    /**
+     * @param QuickViewConfig $config
+     * @param Context $context
+     * @param array $data
+     */
+    public function __construct(
+        QuickViewConfig $config,
+        Context $context,
+        array $data = []
+    ) {
+        $this->config = $config;
+        parent::__construct($context, $data);
+    }
+
+    /**
+     * @return array
+     * @throws NoSuchEntityException
+     */
+    public function getConfig()
+    {
+        return [
+            'baseUrl' => $this->_storeManager->getStore()->getBaseUrl()
+        ];
+    }
+}

Block/QuickViewButton.php

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+<?php
+
+namespace GhoSter\Quickview\Block;
+
+use Magento\Catalog\Model\Product;
+use Magento\Customer\Model\Context as CustomerContext;
+use Magento\Framework\App\Http\Context as HttpContext;
+use Magento\Framework\View\Element\Template\Context;
+use Magento\Framework\DataObject\IdentityInterface;
+use Magento\Framework\View\Element\Template;
+use Magento\Framework\Json\EncoderInterface;
+use GhoSter\Quickview\Model\Config;
+
+/**
+ * Class QuickViewButton for rendering the button
+ */
+class QuickViewButton extends Template implements IdentityInterface
+{
+    /**
+     * Cache tag prefix
+     */
+    const CACHE_TAG = 'ghoster_quickview';
+
+    /** @var string */
+    protected $_template = 'GhoSter_Quickview::button.phtml';
+
+    /** @var Product */
+    private $product;
+
+    /** @var HttpContext */
+    private $httpContext;
+
+    /** @var EncoderInterface */
+    private $jsonEncoder;
+
+    /** @var Config */
+    protected $quickViewConfig;
+
+    /** @var int */
+    private $storeId;
+
+    /** @var int */
+    private $themeId;
+
+    /**
+     * QuickViewButton constructor.
+     * @param Context $context
+     * @param HttpContext $httpContext
+     * @param EncoderInterface $jsonEncoder
+     * @param Config $quickViewConfig
+     * @param array $data
+     * @throws \Magento\Framework\Exception\NoSuchEntityException
+     */
+    public function __construct(
+        Context $context,
+        HttpContext $httpContext,
+        EncoderInterface $jsonEncoder,
+        Config $quickViewConfig,
+        array $data = []
+    ) {
+        parent::__construct($context, $data);
+        $this->httpContext = $httpContext;
+        $this->jsonEncoder = $jsonEncoder;
+        $this->quickViewConfig = $quickViewConfig;
+        $this->product = $data['product'] ?? null;
+        $this->storeId = $this->_storeManager->getStore()->getId();
+        $this->themeId = $this->_design->getDesignTheme()->getId();
+        $this->addData([
+            'cache_lifetime' => 86400
+        ]);
+    }
+
+
+    /**
+     * @return string
+     */
+    public function getJsonConfig()
+    {
+        $productId = $this->getProduct()->getId();
+
+        return $this->jsonEncoder->encode(
+            [
+                'position' => 'top-center',
+                'path' => $this->getContainerPath(),
+                'closeSeconds' => 5,
+                'mode' => 'cat',
+                'product' => $productId,
+                'margin' => 10,
+                'alignment' => 0
+            ]
+        );
+    }
+
+    /**
+     * @return boolean|int
+     */
+    public function isAdminArea()
+    {
+        return $this->getArea() == 'adminhtml';
+    }
+
+    /**
+     * @return array
+     * @throws \Magento\Framework\Exception\NoSuchEntityException
+     */
+    public function getCacheKeyInfo()
+    {
+        $productId = $this->getProduct()->getId();
+
+        return [
+            'GHOSTER_PRODUCT_QUICK_VIEW',
+            $this->storeId,
+            $this->themeId,
+            $this->httpContext->getValue(CustomerContext::CONTEXT_GROUP),
+            'template' => $this->getTemplate(),
+            $productId
+        ];
+    }
+
+    /**
+     * @return array|string[]
+     */
+    public function getIdentities()
+    {
+        return array_merge(
+            ($this->getProduct() instanceof IdentityInterface) ? $this->getProduct()->getIdentities() : [],
+            [self::CACHE_TAG . '_' . $this->getProduct()->getId()]
+        );
+    }
+
+    /**
+     * @param Product $product
+     *
+     * @return $this
+     */
+    public function setProduct(Product $product)
+    {
+        $this->product = $product;
+
+        return $this;
+    }
+
+    /**
+     * @return Product
+     */
+    public function getProduct()
+    {
+        return $this->product;
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getContainerPath()
+    {
+        return $this->quickViewConfig->getContainerPath();
+    }
+}

Controller/Catalog/Product/View.php

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+<?php
+
+namespace GhoSter\Quickview\Controller\Catalog\Product;
+
+use Magento\Framework\App\Action\Context;
+use Magento\Framework\View\Result\PageFactory;
+
+class View extends \Magento\Catalog\Controller\Product\View
+{
+
+}