Generate menu task links (tabs) for quick forms and their configuration forms.

modules/core/quick/farm_quick.links.task.yml

@@ -0,0 +1,2 @@
+farm.quick:
+  deriver: Drupal\farm_quick\Plugin\Derivative\QuickFormTaskLink

modules/core/quick/src/Plugin/Derivative/QuickFormTaskLink.php

@@ -0,0 +1,77 @@
+<?php
+
+namespace Drupal\farm_quick\Plugin\Derivative;
+
+use Drupal\Component\Plugin\Derivative\DeriverBase;
+use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
+use Drupal\Core\StringTranslation\StringTranslationTrait;
+use Drupal\farm_quick\QuickFormInstanceManagerInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides task links for farmOS Quick Forms.
+ */
+class QuickFormTaskLink extends DeriverBase implements ContainerDeriverInterface {
+
+  use StringTranslationTrait;
+
+  /**
+   * The quick form instance manager.
+   *
+   * @var \Drupal\farm_quick\QuickFormInstanceManagerInterface
+   */
+  protected $quickFormInstanceManager;
+
+  /**
+   * QuickFormTaskLink constructor.
+   *
+   * @param \Drupal\farm_quick\QuickFormInstanceManagerInterface $quick_form_instance_manager
+   *   The quick form plugin manager.
+   */
+  public function __construct(QuickFormInstanceManagerInterface $quick_form_instance_manager) {
+    $this->quickFormInstanceManager = $quick_form_instance_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container, $base_plugin_id) {
+    return new static(
+      $container->get('quick_form.instance_manager')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDerivativeDefinitions($base_plugin_definition) {
+    $links = [];
+
+    // Load quick forms.
+    $quick_forms = $this->quickFormInstanceManager->getInstances();
+
+    // Add links for each quick form.
+    foreach ($quick_forms as $id => $quick_form) {
+      $route_name = 'farm.quick.' . $id;
+      $links[$route_name] = [
+        'title' => $this->t('Quick form'),
+        'route_name' => $route_name,
+        'base_route' => $route_name,
+        'weight' => 0,
+      ] + $base_plugin_definition;
+
+      // If the quick form is configurable, add a link to the config form.
+      if ($quick_form->getPlugin()->isConfigurable()) {
+        $links[$route_name . '.configure'] = [
+          'title' => $this->t('Configure'),
+          'route_name' => $route_name . '.configure',
+          'base_route' => $route_name,
+          'weight' => 100,
+        ] + $base_plugin_definition;
+      }
+    }
+
+    return $links;
+  }
+
+}