flutter pub add mobile_chat_ui

import 'package:mobile_chat_ui/mobile_chat_ui.dart';

return Scaffold(
    appBar: AppBar(
    title: const Center(child: Text("Mobile Chat UI"))),
    body: Chat(
        user: loggedInUser,
        messages: messages,
        theme: DefaultChatTheme(
          userAvatarRadius: 12,
        ),
        showUserAvatar: true,
        input: const ChatInput(),
    ),
);

import 'package:mobile_chat_ui/models/messages/message.dart';
import 'package:mobile_chat_ui/models/messages/types.dart';

List<Message> messages = [
    TimeStampMessage(displayTime: "Today"),
    TextMessage(
        author: users[Random().nextInt(users.length)],
        time: "12:00 PM",
        text:
            "Hello house, we shall be having a brief meeting in this group tonight by 8:00pm UTC."),
    ActionMessage(
        author: users[Random().nextInt(users.length)],
        time: "now",
        text: "Victor Aniedi joined the group chat via group invite link"),
    ImageMessage(
        author: users[Random().nextInt(users.length)],
        time: "12:00 PM",
        uri:
            "https://images.unsplash.com/photo-1493612276216-ee3925520721?ixlib=rb-1.2.1&ixid=MnwxMjA3fDB8MHxzZWFyY2h8MXx8cmFuZG9tfGVufDB8fDB8fA%3D%3D&w=1000&q=80",
        caption:
            "Mollit tempor ea quis laborum ipsum velit ea elit sunt nisi. Ipsum amet commodo sint magna velit in sint eu ipsum reprehenderit in incididunt sint fugiat. Consectetur sit laborum commodo cupidatat. Velit aliquip minim officia consequat. Nisi eu Lorem proident incididunt."),
    DocumentMessage(
        author: users[Random().nextInt(users.length)],
        time: "12:28 PM",
        documentFormat: "DOCX",
        documentSize: "32 kb",
        documentName: "Brief Project Real Estate Landing Page",
    ),
];

import 'package:mobile_chat_ui/models/user.dart';

User loggedInUser = User(
    id: "GtIqnUfq0KY5GfR6mD25jlVyNlDdl",
    name: "Putra Silas",
    avatarUrl: "https://randomuser.me/api/portraits/women/92.jpg",
);