Add DatatableRequest and it's argument resolver

src/ArgumentResolver/DatatableRequestArgumentResolver.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace App\ArgumentResolver;
+
+use App\Request\DatatableRequest;
+use Symfony\Component\DependencyInjection\Attribute\AutoconfigureTag;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ValueResolverInterface;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+
+/**
+ * A value resolver for {@see DatatableRequest}
+ */
+#[AutoconfigureTag('controller.argument_value_resolver', ['priority' => 110])]
+class DatatableRequestArgumentResolver implements ValueResolverInterface {
+    /**
+     * @inheritDoc
+     */
+    public function resolve (Request $request, ArgumentMetadata $argument): iterable {
+        //region Check if parameter is supported (
+        if ($argument->getType() !== DatatableRequest::class) {
+            return [];
+        }
+        //endregion
+
+        return [new DatatableRequest($request)];
+    }
+}

src/Controller/Administration/UserController.php

@@ -2,6 +2,7 @@
 
 namespace App\Controller\Administration;
 
+use App\Request\DatatableRequest;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\Routing\Attribute\Route;
@@ -41,7 +42,8 @@ class UserController extends AbstractController {
      * @return Response The response
      */
     #[Route('/ajax', name: 'admin_user_ajax', methods: 'POST')]
-    public function list__ajax (): Response {
+    public function list__ajax (DatatableRequest $request): Response {
+        ///TODO
         return $this->render('/Administration/user/list.html.twig');
     }
 }

src/Request/DatatableRequest.php

@@ -0,0 +1,84 @@
+<?php
+
+namespace App\Request;
+
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * A Datatables.net request (AJAX)
+ */
+class DatatableRequest {
+    /**
+     * @var string|null The searched value, Null if none
+     */
+    private ?string $search;
+    /**
+     * @var array{column: string, direction: string}[] The sorts : “column” = column name, “direction” = the sort direction (“asc” / “desc”)
+     */
+    private array $sorts;
+    /**
+     * @var int Paging: start position (aka offset)
+     */
+    private int $pagingStart;
+    /**
+     * @var int Paging: length (aka number of elements)
+     */
+    private int $pagingLength;
+
+    /**
+     * Initialization from an HTTP request
+     *
+     * @param Request $request The HTTP request
+     */
+    public function __construct (Request $request) {
+        $this->search = $request->request->all('search')['value'] ?? null;
+
+        //region Sorts
+        $this->sorts = [];
+        foreach (($request->request->all('order') ?? []) as $orderPosition => $order) {
+            $this->sorts[$orderPosition] = [
+                'column'    => $order['name'] ?? $order['column'],
+                'direction' => $order['dir'] ?? 'asc',
+            ];
+        }
+        //endregion
+
+        $this->pagingStart = $request->request->get('start');
+        $this->pagingLength = $request->request->get('length');
+    }
+
+    /**
+     * The searched value, Null if none
+     *
+     * @return string|null The searched value, Null if none
+     */
+    public function getSearch (): ?string {
+        return $this->search;
+    }
+
+    /**
+     * The sorts : “column” = column name, “direction” = the sort direction (“asc” / “desc”)
+     *
+     * @return array{column: string, direction: string}[] The sorts : “column” = column name, “direction” = the sort direction (“asc” / “desc”)
+     */
+    public function getSorts (): array {
+        return $this->sorts;
+    }
+
+    /**
+     * Paging: start position (aka offset)
+     *
+     * @return int Paging: start position (aka offset)
+     */
+    public function getPagingStart (): int {
+        return $this->pagingStart;
+    }
+    /**
+     * Paging: length (aka number of elements)
+     *
+     * @return int Paging: length (aka number of elements)
+     */
+    public function getPagingLength (): int {
+        return $this->pagingLength;
+    }
+}