ChImp APP

ChImp is an instant messaging application designed to offer real-time communication

The demo of the application can be found here.

For more information about the application, see the documentation.

Functionalities

• User Authentication:

  • Login, registration, and secure session management.
  • Token-based authentication with cookies for session persistence.

• Messaging Channels:

  • Real-time messaging using Server-Sent Events (SSE).
  • Support for multiple channels.
  • Access to previous messages received, even when offline.

• Profile Management:

  • View and edit user profiles.

• Invitation Management:

  • View and accept/reject pending invitations to channels.

• Notifications

  • Real-time notifications for new messages and invitations.

Screenshots

Here are some screenshots of the application screens:

The application is implemented using Android with Kotlin. It is a client-server application, where the server is implemented in Kotlin using the Spring framework.

Technologies

• Kotlin
• Compose
• Material3
• Room Database
• ViewModel
• StateFlow
• Repository Pattern
• Ktor client
• Preferences Datastore
• WorkManager

Authors

• Gonçalo Ribeiro
• João Marques
• Tiago Silva

@ISEL
Bachelor in Computer Science and Computer Engineering
Mobile Devices Programming - LEIC53D - Group 15
Winter Semester of 2024/2025