I've been fighting with a problem for the last couple of days (I'm new to M2), so I hope you can help me further in this task to find a solution. I've been following this guide: https://www.mageplaza.com/magento-2-module-development/create-admin-grid-magento-2.html
My di.xml
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../../../../../lib/internal/Magento/Framework/ObjectManager/etc/config.xsd">
<type name="Magento\Framework\View\Element\UiComponent\DataProvider\CollectionFactory">
<arguments>
<argument name="collections" xsi:type="array">
<item name="coolrunner_shipping_labels_listing_data_source" xsi:type="string">CoolRunner\Shipping\Model\ResourceModel\Labels\Grid\Collection</item>
</argument>
</arguments>
</type>
<virtualType name="CoolRunner\Shipping\Model\ResourceModel\Labels\Grid\Collection" type="Magento\Framework\View\Element\UiComponent\DataProvider\SearchResult">
<arguments>
<argument name="mainTable" xsi:type="string">coolrunner_shipping_labels</argument>
<argument name="resourceModel" xsi:type="string">CoolRunner\Shipping\Model\ResourceModel\Labels</argument>
</arguments>
</virtualType>
</config>
My controller (Index.php)
class Index extends \Magento\Backend\App\Action
{
protected $resultPageFactory = false;
public function __construct(
\Magento\Backend\App\Action\Context $context,
\Magento\Framework\View\Result\PageFactory $resultPageFactory
) {
parent::__construct($context);
$this->resultPageFactory = $resultPageFactory;
}
public function execute()
{
$resultPage = $this->resultPageFactory->create();
$resultPage->getConfig()->getTitle()->prepend((__('Labels')));
return $resultPage;
}
}
My Layout file
<page xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../../../../../../../lib/internal/Magento/Framework/View/Layout/etc/page_configuration.xsd">
<update handle="styles"/>
<body>
<referenceContainer name="content">
<uiComponent name="coolrunner_shipping_labels_listing"/>
</referenceContainer>
</body>
</page>
My ui_component file
<listing xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Ui:etc/ui_configuration.xsd">
<argument name="data" xsi:type="array">
<item name="js_config" xsi:type="array">
<item name="provider" xsi:type="string">coolrunner_shipping_labels_listing.coolrunner_shipping_labels_listing_data_source</item>
<item name="deps" xsi:type="string">coolrunner_shipping_labels_listing.coolrunner_shipping_labels_listing_data_source</item>
</item>
<item name="spinner" xsi:type="string">spinner_columns</item>
<item name="buttons" xsi:type="array">
<item name="add" xsi:type="array">
<item name="name" xsi:type="string">add</item>
<item name="label" xsi:type="string" translate="true">Add New Post</item>
<item name="class" xsi:type="string">primary</item>
<item name="url" xsi:type="string">*/*/new</item>
</item>
</item>
</argument>
<dataSource name="nameOfDataSource">
<argument name="dataProvider" xsi:type="configurableObject">
<argument name="class" xsi:type="string">Magento\Framework\View\Element\UiComponent\DataProvider\DataProvider</argument>
<argument name="name" xsi:type="string">coolrunner_shipping_labels_listing_data_source</argument>
<argument name="primaryFieldName" xsi:type="string">post_id</argument>
<argument name="requestFieldName" xsi:type="string">id</argument>
<argument name="data" xsi:type="array">
<item name="config" xsi:type="array">
<item name="component" xsi:type="string">Magento_Ui/js/grid/provider</item>
<item name="update_url" xsi:type="url" path="mui/index/render"/>
<item name="storageConfig" xsi:type="array">
<item name="indexField" xsi:type="string">post_id</item>
</item>
</item>
</argument>
</argument>
</dataSource>
<columns name="spinner_columns">
<selectionsColumn name="ids">
<argument name="data" xsi:type="array">
<item name="config" xsi:type="array">
<item name="resizeEnabled" xsi:type="boolean">false</item>
<item name="resizeDefaultWidth" xsi:type="string">55</item>
<item name="indexField" xsi:type="string">post_id</item>
</item>
</argument>
</selectionsColumn>
<column name="post_id">
<argument name="data" xsi:type="array">
<item name="config" xsi:type="array">
<item name="filter" xsi:type="string">textRange</item>
<item name="sorting" xsi:type="string">asc</item>
<item name="label" xsi:type="string" translate="true">ID</item>
</item>
</argument>
</column>
<column name="package_number">
<argument name="data" xsi:type="array">
<item name="config" xsi:type="array">
<item name="filter" xsi:type="string">text</item>
<item name="editor" xsi:type="array">
<item name="editorType" xsi:type="string">text</item>
<item name="validation" xsi:type="array">
<item name="required-entry" xsi:type="boolean">true</item>
</item>
</item>
<item name="label" xsi:type="string" translate="true">Pakkenummer</item>
</item>
</argument>
</column>
<column name="date" class="Magento\Ui\Component\Listing\Columns\Date">
<argument name="data" xsi:type="array">
<item name="config" xsi:type="array">
<item name="filter" xsi:type="string">dateRange</item>
<item name="component" xsi:type="string">Magento_Ui/js/grid/columns/date</item>
<item name="dataType" xsi:type="string">date</item>
<item name="label" xsi:type="string" translate="true">Oprettet</item>
</item>
</argument>
</column>
</columns>
</listing>
The result is just a blank page with the title "Labels". It doesn't add any grid to the page? Do you have any idea where the problem could be? I hope you guys can help me with this.