Correct eslint issues

- Covered `getSubscribedEvents` method behavior
- Added tests for `onTaskAssigned` with changed and unchanged assignees
- Validated notification properties in appropriate scenarios

src/Bundle/ChillMainBundle/Resources/public/vuejs/HomepageWidget/MyNotifications.vue

@@ -80,6 +80,8 @@ export default {
                     return appMessages.fr.the_evaluation_document;
                 case "Chill\\MainBundle\\Entity\\Workflow\\EntityWorkflow":
                     return appMessages.fr.the_workflow;
+                case "Chill\\TaskBundle\\Entity\\SingleTask":
+                    return appMessages.fr.the_task;
                 default:
                     throw "notification type unknown";
             }
@@ -96,6 +98,8 @@ export default {
                     return `/fr/person/accompanying-period/work/evaluation/document/${n.relatedEntityId}/show`;
                 case "Chill\\MainBundle\\Entity\\Workflow\\EntityWorkflow":
                     return `/fr/main/workflow/${n.relatedEntityId}/show`;
+                case "Chill\\TaskBundle\\Entity\\SingleTask":
+                    return `/fr/task/single-task/${n.relatedEntityId}/show`;
                 default:
                     throw "notification type unknown";
             }

src/Bundle/ChillMainBundle/Serializer/Normalizer/NotificationNormalizer.php

@@ -37,7 +37,7 @@ class NotificationNormalizer implements NormalizerAwareInterface, NormalizerInte
             ->find($object->getRelatedEntityId());
 
         return [
-            'type' => 'notification',
+            'type' => $object->getType(),
             'id' => $object->getId(),
             'addressees' => $this->normalizer->normalize($object->getAddressees(), $format, $context),
             'date' => $this->normalizer->normalize($object->getDate(), $format, $context),

src/Bundle/ChillTaskBundle/Controller/SingleTaskController.php

@@ -13,7 +13,6 @@ namespace Chill\TaskBundle\Controller;
 
 use Chill\MainBundle\Entity\User;
 use Chill\MainBundle\Pagination\PaginatorFactory;
-use Chill\MainBundle\Security\Resolver\CenterResolverDispatcherInterface;
 use Chill\MainBundle\Serializer\Model\Collection;
 use Chill\MainBundle\Serializer\Model\Counter;
 use Chill\MainBundle\Templating\Listing\FilterOrderHelper;
@@ -23,6 +22,7 @@ use Chill\PersonBundle\Entity\AccompanyingPeriod;
 use Chill\PersonBundle\Entity\Person;
 use Chill\PersonBundle\Privacy\PrivacyEvent;
 use Chill\TaskBundle\Entity\SingleTask;
+use Chill\TaskBundle\Event\AssignTaskEvent;
 use Chill\TaskBundle\Event\TaskEvent;
 use Chill\TaskBundle\Event\UI\UIEvent;
 use Chill\TaskBundle\Form\SingleTaskType;
@@ -48,7 +48,6 @@ use Symfony\Contracts\Translation\TranslatorInterface;
 final class SingleTaskController extends AbstractController
 {
     public function __construct(
-        private readonly CenterResolverDispatcherInterface $centerResolverDispatcher,
         private readonly PaginatorFactory $paginatorFactory,
         private readonly SingleTaskAclAwareRepositoryInterface $singleTaskAclAwareRepository,
         private readonly TranslatorInterface $translator,
@@ -169,6 +168,9 @@ final class SingleTaskController extends AbstractController
             ->setForm($this->setCreateForm($task, TaskVoter::UPDATE));
         $this->eventDispatcher->dispatch($event, UIEvent::EDIT_FORM);
 
+        //        To keep track of specific assignee change
+        $initialAssignee = $task->getAssignee();
+
         $form = $event->getForm();
 
         $form->handleRequest($request);
@@ -178,6 +180,13 @@ final class SingleTaskController extends AbstractController
                 $em = $this->managerRegistry->getManager();
                 $em->persist($task);
 
+                if ($initialAssignee !== $task->getAssignee()) {
+                    $this->eventDispatcher->dispatch(
+                        new AssignTaskEvent($task, $initialAssignee),
+                        AssignTaskEvent::PERSIST
+                    );
+                }
+
                 $em->flush();
 
                 $this->addFlash('success', $this->translator
@@ -525,6 +534,13 @@ final class SingleTaskController extends AbstractController
 
                 $this->eventDispatcher->dispatch(new TaskEvent($task), TaskEvent::PERSIST);
 
+                if (null !== $task->getAssignee()) {
+                    $this->eventDispatcher->dispatch(
+                        new AssignTaskEvent($task, null),
+                        AssignTaskEvent::PERSIST
+                    );
+                }
+
                 $em->flush();
 
                 $this->addFlash('success', $this->translator->trans('The task is created'));

src/Bundle/ChillTaskBundle/DependencyInjection/ChillTaskExtension.php

@@ -42,6 +42,7 @@ class ChillTaskExtension extends Extension implements PrependExtensionInterface
         $loader->load('services/timeline.yaml');
         $loader->load('services/fixtures.yaml');
         $loader->load('services/form.yaml');
+        $loader->load('services/notification.yaml');
     }
 
     public function prepend(ContainerBuilder $container)

src/Bundle/ChillTaskBundle/Event/AssignTaskEvent.php

@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\TaskBundle\Event;
+
+use Chill\MainBundle\Entity\User;
+use Chill\TaskBundle\Entity\SingleTask;
+use Symfony\Contracts\EventDispatcher\Event;
+
+class AssignTaskEvent extends Event
+{
+    final public const PERSIST = 'chill_task.assign_task';
+
+    public function __construct(
+        private readonly SingleTask $task,
+        private readonly ?User $initialAssignee,
+    ) {}
+
+    public function getTask(): SingleTask
+    {
+        return $this->task;
+    }
+
+    public function getInitialAssignee(): ?User
+    {
+        return $this->initialAssignee;
+    }
+
+    public function hasAssigneeChanged(): bool
+    {
+        return $this->initialAssignee !== $this->task->getAssignee();
+    }
+}

src/Bundle/ChillTaskBundle/Event/TaskAssignEventSubscriber.php

@@ -0,0 +1,66 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\TaskBundle\Event;
+
+use Chill\MainBundle\Entity\Notification;
+use Chill\TaskBundle\Entity\SingleTask;
+use Chill\TaskBundle\Notification\AssignTaskNotificationFlagProvider;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+
+readonly class TaskAssignEventSubscriber implements EventSubscriberInterface
+{
+    public function __construct(
+        private EntityManagerInterface $entityManager,
+        private \Twig\Environment $engine,
+    ) {}
+
+    public static function getSubscribedEvents(): array
+    {
+        return [
+            AssignTaskEvent::PERSIST => ['onTaskAssigned', 0],
+        ];
+    }
+
+    /**
+     * Send a notification when a user is assigned to a task.
+     * Only triggers when the assignee actually changes.
+     */
+    public function onTaskAssigned(AssignTaskEvent $event): void
+    {
+        if (!$event->hasAssigneeChanged()) {
+            return;
+        }
+
+        $task = $event->getTask();
+        $assignedUser = $task->getAssignee();
+
+        $title = $task->getTitle();
+
+        $context = [
+            'task' => $task,
+            'assignedUser' => $assignedUser,
+            'title' => $title,
+        ];
+
+        $notification = new Notification();
+        $notification
+            ->setRelatedEntityId($task->getId())
+            ->setRelatedEntityClass(SingleTask::class)
+            ->setTitle($this->engine->render('@ChillTask/Notification/task_assignment_notification_title.txt.twig', $context))
+            ->setMessage($this->engine->render('@ChillTask/Notification/task_assignment_notification_content.txt.twig', $context))
+            ->addAddressee($assignedUser)
+            ->setType(AssignTaskNotificationFlagProvider::FLAG);
+
+        $this->entityManager->persist($notification);
+    }
+}

src/Bundle/ChillTaskBundle/Notification/AssignTaskNotificationFlagProvider.php

@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\TaskBundle\Notification;
+
+use Chill\MainBundle\Notification\FlagProviders\NotificationFlagProviderInterface;
+use Symfony\Component\Translation\TranslatableMessage;
+use Symfony\Contracts\Translation\TranslatableInterface;
+
+class AssignTaskNotificationFlagProvider implements NotificationFlagProviderInterface
+{
+    public const FLAG = 'task-assign-notif';
+
+    public function getFlag(): string
+    {
+        return self::FLAG;
+    }
+
+    public function getLabel(): TranslatableInterface
+    {
+        return new TranslatableMessage('notification.flags.task_assign');
+    }
+}

src/Bundle/ChillTaskBundle/Notification/TaskNotificationHandler.php

@@ -0,0 +1,69 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\TaskBundle\Notification;
+
+use Chill\MainBundle\Entity\Notification;
+use Chill\MainBundle\Notification\NotificationHandlerInterface;
+use Chill\TaskBundle\Entity\SingleTask;
+use Chill\TaskBundle\Repository\SingleTaskRepository;
+use Symfony\Component\Translation\TranslatableMessage;
+use Symfony\Contracts\Translation\TranslatableInterface;
+
+final readonly class TaskNotificationHandler implements NotificationHandlerInterface
+{
+    public function __construct(private SingleTaskRepository $taskRepository) {}
+
+    public function getTemplate(Notification $notification, array $options = []): string
+    {
+        return '@ChillTask/SingleTask/showInNotification.html.twig';
+    }
+
+    public function getTemplateData(Notification $notification, array $options = []): array
+    {
+        return [
+            'notification' => $notification,
+            'task' => $this->taskRepository->find($notification->getRelatedEntityId()),
+        ];
+    }
+
+    public function supports(Notification $notification, array $options = []): bool
+    {
+        return SingleTask::class === $notification->getRelatedEntityClass();
+    }
+
+    public function getTitle(Notification $notification, array $options = []): TranslatableInterface
+    {
+        if (null === $task = $this->getRelatedEntity($notification)) {
+            return new TranslatableMessage('task.deleted');
+        }
+
+        return new TranslatableMessage('notification.task.title %title%', ['title' => $task->getTitle()]);
+    }
+
+    public function getAssociatedPersons(Notification $notification, array $options = []): array
+    {
+        if (null === $task = $this->getRelatedEntity($notification)) {
+            return [];
+        }
+
+        if (null !== $task->getCourse()) {
+            return $task->getCourse()->getParticipations()->getValues();
+        }
+
+        return [$task->getPerson()];
+    }
+
+    public function getRelatedEntity(Notification $notification): ?object
+    {
+        return $this->taskRepository->find($notification->getRelatedEntityId());
+    }
+}

src/Bundle/ChillTaskBundle/Resources/views/Notification/task_assignment_notification_content.txt.twig

@@ -0,0 +1,15 @@
+{{ assignedUser.label }},
+
+{{ 'notification.email.task_assigned'|trans({}, null, assignedUser.getLocale) }}
+
+{{ 'notification.email.title_label'|trans({}, null, assignedUser.getLocale) }} "{{ task.title }}".
+{% if task.endDate %}
+
+{{ 'notification.email.deadline'|trans({'%date%': task.endDate|format_date('long')}, null, assignedUser.getLocale) }}
+{% endif %}
+
+{{ 'notification.email.view_task'|trans({}, null, assignedUser.getLocale) }}
+
+{{ absolute_url(path('chill_task_single_task_show', {'id': task.id, '_locale': assignedUser.getLocale})) }}
+
+{{ 'notification.email.regards'|trans({}, null, assignedUser.getLocale) }},

src/Bundle/ChillTaskBundle/Resources/views/Notification/task_assignment_notification_title.txt.twig

@@ -0,0 +1,3 @@
+{{ 'notification.email.title'|trans({}, null, assignedUser.getLocale) }}
+
+

src/Bundle/ChillTaskBundle/Resources/views/SingleTask/List/index_item.html.twig

@@ -18,14 +18,14 @@
                 <div>
                     {% if task.person is not null %}
                         <span class="chill-task-list__row__person">
-                                                {% include '@ChillMain/OnTheFly/_insert_vue_onthefly.html.twig' with {
-                                                    targetEntity: { name: 'person', id: task.person.id },
-                                                    action: 'show',
-                                                    displayBadge: true,
-                                                    buttonText: task.person|chill_entity_render_string,
-                                                    isDead: task.person.deathdate is not null
-                                                } %}
-                                            </span>
+                            {% include '@ChillMain/OnTheFly/_insert_vue_onthefly.html.twig' with {
+                                targetEntity: { name: 'person', id: task.person.id },
+                                action: 'show',
+                                displayBadge: true,
+                                buttonText: task.person|chill_entity_render_string,
+                                isDead: task.person.deathdate is not null
+                            } %}
+                        </span>
                     {% elseif task.course is not null %}
                         <div style="margin-bottom: 1rem;">
                         {% for part in task.course.currentParticipations %}

src/Bundle/ChillTaskBundle/Resources/views/SingleTask/_show.html.twig

@@ -110,4 +110,5 @@
 		</li>
 	{% endif %}
 
-</ul></div>
+</ul>
+</div>

src/Bundle/ChillTaskBundle/Resources/views/SingleTask/showInNotification.html.twig

@@ -0,0 +1,14 @@
+{% macro recordAction(task) %}
+    <li>
+        <a href="{{ path('chill_person_accompanying_course_index', { 'task_id': task }) }}"
+           class="btn btn-show" title="{{ 'See task'|trans }}"></a>
+    </li>
+{% endmacro %}
+
+{% if task is not null %}
+{#    <div>Todo : display task? </div>#}
+{% else %}
+    <div class="alert alert-warning border-warning border-1">
+        {{ 'You are getting a notification for a task which does not exist any more'|trans }}
+    </div>
+{% endif %}

src/Bundle/ChillTaskBundle/Tests/EventSubscriber/TaskAssignEventSubscriberTest.php

@@ -0,0 +1,138 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\TaskBundle\Tests\EventSubscriber;
+
+use Chill\MainBundle\Entity\Notification;
+use Chill\MainBundle\Entity\User;
+use Chill\TaskBundle\Entity\SingleTask;
+use Chill\TaskBundle\Event\AssignTaskEvent;
+use Chill\TaskBundle\Event\TaskAssignEventSubscriber;
+use Chill\TaskBundle\Notification\AssignTaskNotificationFlagProvider;
+use Doctrine\ORM\EntityManagerInterface;
+use PHPUnit\Framework\TestCase;
+use Prophecy\Argument;
+use Prophecy\PhpUnit\ProphecyTrait;
+use Prophecy\Prophecy\ObjectProphecy;
+use Twig\Environment;
+
+/**
+ * @internal
+ *
+ * @coversNothing
+ */
+class TaskAssignEventSubscriberTest extends TestCase
+{
+    use ProphecyTrait;
+
+    private ObjectProphecy $entityManager;
+    private ObjectProphecy $twig;
+    private TaskAssignEventSubscriber $subscriber;
+
+    protected function setUp(): void
+    {
+        $this->entityManager = $this->prophesize(EntityManagerInterface::class);
+        $this->twig = $this->prophesize(Environment::class);
+        $this->subscriber = new TaskAssignEventSubscriber(
+            $this->entityManager->reveal(),
+            $this->twig->reveal()
+        );
+    }
+
+    private function setEntityId(object $entity, int $id): void
+    {
+        $reflection = new \ReflectionClass($entity);
+        $property = $reflection->getProperty('id');
+        $property->setAccessible(true);
+        $property->setValue($entity, $id);
+    }
+
+    public function testOnTaskAssignedCreatesNotificationWhenAssigneeChanges(): void
+    {
+        // Arrange
+        $initialAssignee = new User();
+        $newAssignee = new User();
+
+        $task = new SingleTask();
+        $task->setTitle('Test Task');
+        $task->setAssignee($newAssignee);
+        $this->setEntityId($task, 123);
+
+        $event = new AssignTaskEvent($task, $initialAssignee);
+
+        $this->twig->render('@ChillTask/Notification/task_assignment_notification_title.txt.twig', Argument::type('array'))
+            ->shouldBeCalledOnce()
+            ->willReturn('Notification Title');
+
+        $this->twig->render('@ChillTask/Notification/task_assignment_notification_content.txt.twig', Argument::type('array'))
+            ->shouldBeCalledOnce()
+            ->willReturn('Notification Content');
+
+        $this->entityManager->persist(Argument::type(Notification::class))
+            ->shouldBeCalledOnce();
+
+        // Act
+        $this->subscriber->onTaskAssigned($event);
+    }
+
+    public function testOnTaskAssignedDoesNothingWhenAssigneeDoesNotChange(): void
+    {
+        // Arrange
+        $assignee = new User();
+
+        $task = new SingleTask();
+        $task->setTitle('Test Task');
+        $task->setAssignee($assignee);
+
+        $event = new AssignTaskEvent($task, $assignee);
+
+        $this->twig->render(Argument::any(), Argument::any())->shouldNotBeCalled();
+        $this->entityManager->persist(Argument::any())->shouldNotBeCalled();
+
+        // Act
+        $this->subscriber->onTaskAssigned($event);
+    }
+
+    public function testNotificationHasCorrectProperties(): void
+    {
+        // Arrange
+        $initialAssignee = new User();
+        $newAssignee = new User();
+
+        $task = new SingleTask();
+        $task->setTitle('Important Task');
+        $task->setAssignee($newAssignee);
+        $this->setEntityId($task, 456);
+
+        $event = new AssignTaskEvent($task, $initialAssignee);
+
+        $this->twig->render(Argument::any(), Argument::any())->willReturn('Test Content');
+
+        // Capture the persisted notification
+        $persistedNotification = null;
+        $this->entityManager->persist(Argument::type(Notification::class))
+            ->shouldBeCalledOnce()
+            ->will(function ($args) use (&$persistedNotification) {
+                $persistedNotification = $args[0];
+            });
+
+        // Act
+        $this->subscriber->onTaskAssigned($event);
+
+        // Assert
+        $this->assertInstanceOf(Notification::class, $persistedNotification);
+        $this->assertEquals($task->getId(), $persistedNotification->getRelatedEntityId());
+        $this->assertEquals(SingleTask::class, $persistedNotification->getRelatedEntityClass());
+        $this->assertEquals(AssignTaskNotificationFlagProvider::FLAG, $persistedNotification->getType());
+        $this->assertEquals('Test Content', $persistedNotification->getTitle());
+        $this->assertEquals('Test Content', $persistedNotification->getMessage());
+    }
+}

src/Bundle/ChillTaskBundle/config/services/event.yaml

@@ -1,7 +1,13 @@
 services:
+    _defaults:
+        autowire: true
+        autoconfigure: true
+
     Chill\TaskBundle\Event\Lifecycle\TaskLifecycleEvent:
         arguments:
             $em: '@Doctrine\ORM\EntityManagerInterface'
             $tokenStorage: '@Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface'
         tags:
             - { name: kernel.event_subscriber }
+
+    Chill\TaskBundle\Event\TaskAssignEventSubscriber: ~

src/Bundle/ChillTaskBundle/config/services/notification.yaml

@@ -0,0 +1,7 @@
+services:
+    _defaults:
+        autowire: true
+        autoconfigure: true
+
+    Chill\TaskBundle\Notification\TaskNotificationHandler: ~
+    Chill\TaskBundle\Notification\AssignTaskNotificationFlagProvider: ~

src/Bundle/ChillTaskBundle/translations/messages.fr.yml

@@ -116,3 +116,16 @@ CHILL_TASK_TASK_UPDATE: Modifier une tâche
 CHILL_TASK_TASK_CREATE_FOR_COURSE: Créer une tâche pour un parcours
 CHILL_TASK_TASK_CREATE_FOR_PERSON: Créer une tâche pour un usager
 
+notification:
+    task:
+        title %title%: "Tâche: title"
+    flags:
+        task_assign: Lorsqu'un autre utilisateur m'assigne à une tâche.
+    email:
+        title: "Une tâche demande votre attention"
+        task_assigned: "Une tâche vous a été assignée."
+        title_label: "Titre de la tâche:"
+        deadline: "Vous êtes invités à accomplir cette tâche avant le %date%"
+        view_task: "Vous pouvez visualiser la tâche sur cette page:"
+        regards: "Cordialement"
+