[FEATURE] [issue-3283] Added Filter Support for Yes/No

Author: lewisvoncken

app/code/Magento/Catalog/Model/ResourceModel/Eav/Attribute.php

@@ -478,7 +478,7 @@ protected function _isOriginalIndexable()
         $backendType = $this->getOrigData('backend_type');
         $frontendInput = $this->getOrigData('frontend_input');
 
-        if ($backendType == 'int' && $frontendInput == 'select') {
+        if ($backendType == 'int' && ($frontendInput == 'select' || $frontendInput == 'boolean')) {
             return true;
         } elseif ($backendType == 'varchar' && $frontendInput == 'multiselect') {
             return true;

app/code/Magento/Catalog/Model/ResourceModel/Product/Indexer/Eav/Source.php

@@ -84,7 +84,7 @@ protected function _getIndexableAttributes($multiSelect)
         if ($multiSelect == true) {
             $select->where('ea.backend_type = ?', 'varchar')->where('ea.frontend_input = ?', 'multiselect');
         } else {
-            $select->where('ea.backend_type = ?', 'int')->where('ea.frontend_input = ?', 'select');
+            $select->where('ea.backend_type = ?', 'int')->where('ea.frontend_input IN( ? )', ['select', 'boolean']);
         }
 
         return $this->getConnection()->fetchCol($select);

app/code/Magento/Catalog/view/adminhtml/templates/catalog/product/attribute/js.phtml

@@ -55,7 +55,7 @@ function bindAttributeInputType()
 {
     checkOptionsPanelVisibility();
     switchDefaultValueField();
-    if($('frontend_input') && ($('frontend_input').value=='select' || $('frontend_input').value=='multiselect' || $('frontend_input').value=='price')){
+    if($('frontend_input') && ($('frontend_input').value=='boolean' || $('frontend_input').value=='select' || $('frontend_input').value=='multiselect' || $('frontend_input').value=='price')){
         if($('is_filterable') && !$('is_filterable').getAttribute('readonly')){
             $('is_filterable').disabled = false;
         }

app/code/Magento/LayeredNavigation/Observer/Edit/Tab/Front/ProductAttributeFormBuildFrontTabObserver.php

@@ -54,8 +54,8 @@ public function execute(\Magento\Framework\Event\Observer $observer)
             [
                 'name' => 'is_filterable',
                 'label' => __("Use in Layered Navigation"),
-                'title' => __('Can be used only with catalog input type Dropdown, Multiple Select and Price'),
-                'note' => __('Can be used only with catalog input type Dropdown, Multiple Select and Price.'),
+                'title' => __('Can be used only with catalog input type Yes/No, Dropdown, Multiple Select and Price'),
+                'note' => __('Can be used only with catalog input type Yes/No, Dropdown, Multiple Select and Price.'),
                 'values' => [
                     ['value' => '0', 'label' => __('No')],
                     ['value' => '1', 'label' => __('Filterable (with results)')],
@@ -70,8 +70,8 @@ public function execute(\Magento\Framework\Event\Observer $observer)
             [
                 'name' => 'is_filterable_in_search',
                 'label' => __("Use in Search Results Layered Navigation"),
-                'title' => __('Can be used only with catalog input type Dropdown, Multiple Select and Price'),
-                'note' => __('Can be used only with catalog input type Dropdown, Multiple Select and Price.'),
+                'title' => __('Can be used only with catalog input type Yes/No, Dropdown, Multiple Select and Price'),
+                'note' => __('Can be used only with catalog input type Yes/No, Dropdown, Multiple Select and Price.'),
                 'values' => $this->optionList->toOptionArray(),
             ]
         );

app/code/Magento/LayeredNavigation/view/adminhtml/ui_component/product_attribute_add_form.xml

@@ -11,6 +11,7 @@
             <argument name="data" xsi:type="array">
                 <item name="config" xsi:type="array">
                     <item name="valuesForEnable" xsi:type="array">
+                        <item name="boolean" xsi:type="string">boolean</item>
                         <item name="select" xsi:type="string">select</item>
                         <item name="multiselect" xsi:type="string">multiselect</item>
                         <item name="price" xsi:type="string">price</item>
@@ -19,7 +20,7 @@
                 </item>
             </argument>
             <settings>
-                <notice translate="true">Can be used only with catalog input type Dropdown, Multiple Select and Price.</notice>
+                <notice translate="true">Can be used only with catalog input type Yes/No (Boolean), Dropdown, Multiple Select and Price.</notice>
                 <dataType>string</dataType>
                 <label translate="true">Use in Layered Navigation</label>
                 <dataScope>is_filterable</dataScope>
@@ -36,6 +37,7 @@
             <argument name="data" xsi:type="array">
                 <item name="config" xsi:type="array">
                     <item name="valuesForEnable" xsi:type="array">
+                        <item name="boolean" xsi:type="string">boolean</item>
                         <item name="select" xsi:type="string">select</item>
                         <item name="multiselect" xsi:type="string">multiselect</item>
                         <item name="price" xsi:type="string">price</item>
@@ -45,7 +47,7 @@
                 </item>
             </argument>
             <settings>
-                <notice translate="true">Can be used only with catalog input type Dropdown, Multiple Select and Price.</notice>
+                <notice translate="true">Can be used only with catalog input type Yes/No (Boolean), Dropdown, Multiple Select and Price.</notice>
                 <label translate="true">Use in Search Results Layered Navigation</label>
                 <dataScope>is_filterable_in_search</dataScope>
                 <imports>

app/code/Magento/Swatches/view/adminhtml/web/js/product-attributes.js

@@ -45,7 +45,7 @@ define([
                 get tabsFront() {
                     return this.attrTabsFront.length ? this.attrTabsFront.closest('li') : $('#front_fieldset-wrapper');
                 },
-                selectFields: ['select', 'multiselect', 'price', 'swatch_text', 'swatch_visual'],
+                selectFields: ['boolean', 'select', 'multiselect', 'price', 'swatch_text', 'swatch_visual'],
 
                 /**
                  * @this {swatchProductAttributes}