Add notifications for document and collection access (#6460)

* Add notification for added to document

* Add notifications for document and collection access

* Add notification delay

* fix: Collection notifications not appearing

* Add notification settings

server/queues/tasks/DocumentAddUserNotificationsTask.ts

@@ -0,0 +1,32 @@
+import { NotificationEventType } from "@shared/types";
+import { Notification, User } from "@server/models";
+import { DocumentUserEvent } from "@server/types";
+import BaseTask, { TaskPriority } from "./BaseTask";
+
+export default class DocumentAddUserNotificationsTask extends BaseTask<DocumentUserEvent> {
+  public async perform(event: DocumentUserEvent) {
+    const recipient = await User.findByPk(event.userId);
+    if (!recipient) {
+      return;
+    }
+
+    if (
+      !recipient.isSuspended &&
+      recipient.subscribedToEventType(NotificationEventType.AddUserToDocument)
+    ) {
+      await Notification.create({
+        event: NotificationEventType.AddUserToDocument,
+        userId: event.userId,
+        actorId: event.actorId,
+        teamId: event.teamId,
+        documentId: event.documentId,
+      });
+    }
+  }
+
+  public get options() {
+    return {
+      priority: TaskPriority.Background,
+    };
+  }
+}