Project work for lecture Web Engineering @ DHBW Lörrach

Task

• Implementation of a client/server chat application
• Must be implemented as a web application
• Backend technology and language can be freely chosen
  • This project will use Go for the backend
• The task is to implement a simple chat application, which allows multiple clients to connect to a shared backend which forwards messages from all clients
• Used technologies for transmission, storage and presentation must be documented and decisions explained

Client

• The client should have at least two areas - a message area and an input area where messages can be sent to all connected clients ☑
• Each client should be uniquely identified (with a name) ☑
  • This project uses random UUIDs for public client identification

Backend

• The backend should manage connected clients and forward received messages to other clients ☑
• The must-have requirements do not include persistence or user management.

Extra

• List of connected clients ☑

• Forward past public messages to clients on new connection ☑

• Identicons for visual representation of unique client IDs ☑

• Session management ☑

  • Session persistence ☑

• Persistence of chat messages ☑

• Structured bi-directional communicaton using JSON over WebSockets ☑

  • Indicate connection status ☑

• Client name changes ☑

• Responsive layout ☑

  • (Not yet ready for mobile devices)

• Emoji picker for message input ☑

• Unicast / private chat

  • Prepared in backend ☑

• Allow transmission of formatted content

• More as chosen by group