Chat flag inbox (#9761)

* Refactored chat reporting

* Added inbox flag chat

* Added flag chat to inbox

* Added you have flagged message

website/server/libs/chat.js

@@ -0,0 +1,18 @@
+import { model as User } from '../models/user';
+import { getUserInfo } from './email';
+
+export async function getAuthorEmailFromMessage (message) {
+  let authorId = message.uuid;
+
+  if (authorId === 'system') {
+    return 'system';
+  }
+
+  let author = await User.findOne({_id: authorId}, {auth: 1}).exec();
+
+  if (author) {
+    return getUserInfo(author, ['email']).email;
+  } else {
+    return 'Author Account Deleted';
+  }
+}