magento#108: Clear Shopping Cart - Added admin configuration for display of clear shopping cart button

Author: John Carlo Octabio

app/code/Magento/Checkout/Block/Cart/Grid.php

@@ -22,11 +22,6 @@ class Grid extends \Magento\Checkout\Block\Cart
      */
     const XPATH_CONFIG_NUMBER_ITEMS_TO_DISPLAY_PAGER = 'checkout/cart/number_items_to_display_pager';
 
-    /**
-     * Config settings path to enable clear shopping cart button
-     */
-    const XPATH_CONFIG_ENABLE_CLEAR_SHOPPING_CART = 'checkout/cart/enable_clear_shopping_cart';
-
     /**
      * @var \Magento\Quote\Model\ResourceModel\Quote\Item\Collection
      */
@@ -107,7 +102,7 @@ protected function _construct()
     }
 
     /**
-     * @inheritdoc
+     * {@inheritdoc}
      *
      * @since 100.2.0
      */
@@ -152,7 +147,7 @@ public function getItemsForGrid()
     }
 
     /**
-     * @inheritdoc
+     * {@inheritdoc}
      *
      * @since 100.2.0
      */
@@ -166,8 +161,7 @@ public function getItems()
 
     /**
      * Verify if display pager on shopping cart
-     *
-     * Check if cart block has custom_items and items qty in the shopping cart<limit from stores configuration
+     * If cart block has custom_items and items qty in the shopping cart<limit from stores configuration
      *
      * @return bool
      */
@@ -182,17 +176,4 @@ private function isPagerDisplayedOnPage()
         }
         return $this->isPagerDisplayed;
     }
-
-    /**
-     * Check if clear shopping cart button is enabled
-     *
-     * @return bool
-     */
-    public function isClearShoppingCartEnabled()
-    {
-        return (bool)$this->_scopeConfig->getValue(
-            self::XPATH_CONFIG_ENABLE_CLEAR_SHOPPING_CART,
-            \Magento\Store\Model\ScopeInterface::SCOPE_STORE
-        );
-    }
 }

app/code/Magento/Checkout/ViewModel/Cart.php

@@ -0,0 +1,43 @@
+<?php
+namespace Magento\Checkout\ViewModel;
+
+use Magento\Framework\App\Config\ScopeConfigInterface;
+use Magento\Framework\View\Element\Block\ArgumentInterface;
+use Magento\Framework\View\Element\Context;
+
+class Cart implements ArgumentInterface
+{
+    /**
+     * Config settings path to enable clear shopping cart button
+     */
+    private const XPATH_CONFIG_ENABLE_CLEAR_SHOPPING_CART = 'checkout/cart/enable_clear_shopping_cart';
+
+    /**
+     * @var ScopeConfigInterface
+     */
+    private $_scopeConfig;
+
+    /**
+     * Constructor
+     *
+     * @param Context $context
+     */
+    public function __construct(
+        Context $context
+    ) {
+        $this->_scopeConfig = $context->getScopeConfig();
+    }
+
+    /**
+     * Check if clear shopping cart button is enabled
+     *
+     * @return bool
+     */
+    public function isClearShoppingCartEnabled()
+    {
+        return (bool) $this->_scopeConfig->getValue(
+            self::XPATH_CONFIG_ENABLE_CLEAR_SHOPPING_CART,
+            \Magento\Store\Model\ScopeInterface::SCOPE_STORE
+        );
+    }
+}

app/code/Magento/Checkout/view/frontend/layout/checkout_cart_index.xml

@@ -181,6 +181,9 @@
                             </block>
                         </container>
                         <block class="Magento\Checkout\Block\Cart\Grid" name="checkout.cart.form" as="cart-items" template="Magento_Checkout::cart/form.phtml" after="cart.summary">
+                            <arguments>
+                                <argument name="view_model" xsi:type="object">Magento\Checkout\ViewModel\Cart</argument>
+                            </arguments>
                             <block class="Magento\Framework\View\Element\RendererList" name="checkout.cart.item.renderers" as="renderer.list"/>
                             <block class="Magento\Framework\View\Element\Text\ListText" name="checkout.cart.order.actions"/>
                         </block>

app/code/Magento/Checkout/view/frontend/templates/cart/form.phtml

@@ -56,7 +56,7 @@
                 <span><?= $block->escapeHtml(__('Continue Shopping')) ?></span>
             </a>
         <?php endif; ?>
-        <?php if ($block->isClearShoppingCartEnabled()): ?>
+        <?php if ($block->getViewModel()->isClearShoppingCartEnabled()): ?>
             <button type="button"
                     name="update_cart_action"
                     data-cart-empty=""