Internetkommunikation_Project_Gruppe4 is a modern chat application developed with Python and PySide6, supporting multi-user real-time communication, group management, message translation, reminder functionality, and other features.

python run_server.py

Optional parameters:

python run_server.py --serverid Server_4 --udpport 9999 --tcpport 65433

Note: You can also use server.py directly for more detailed configuration:

python server/server.py --serverid Server_5 --udpport 65432 --tcpport 65433

python run_client.py

# Server
cd server
python server.py --serverid Server_4 --udpport 9999 --tcpport 65433

# Client
cd client
python client.py

Custom Configuration Example:

# Use different server ID and ports
python server/server.py --serverid Server_5 --udpport 65432 --tcpport 65433

internetkommunikation_project_gruppe4/
├── run_client.py          # Client startup script
├── run_server.py          # Server startup script
├── client/                # Client code
│   ├── client.py          # Main client (recommended)
│   ├── client_1.py        # Basic client
│   ├── client_2.py        # Client version 2
│   ├── client_3.py        # Client version 3
│   ├── client_1_modern.py # Modern client
│   ├── gui/               # GUI components
│   └── ui/                # UI files
├── server/                # Server code
│   ├── server.py          # Server startup
│   ├── server_network.py  # Network communication
│   ├── server_ui.py       # Server UI
│   └── modern_server_ui.py # Modern server UI
├── modules/               # Feature modules
│   ├── PackingandUnpacking.py # Message packing/unpacking
│   ├── Translator.py      # Translation functionality
│   ├── reminder.py        # Reminder system
│   └── tips_widget.py     # Tips component
├── proto/                 # Protocol definitions
├── docs/                  # Documentation
└── requirements.txt       # Dependency configuration

pip install -r requirements.txt

• Multi-user real-time message communication
• Group chat functionality
• Message history records
• Online status display

• TCP/UDP hybrid communication
• Server auto-discovery
• Cross-server message forwarding
• Heartbeat detection mechanism

• Multi-language translation support (Chinese, English, German, Turkish)
• Real-time message translation
• Automatic language detection
• Translation switch control

• Scheduled reminder functionality
• Event reminder management
• Reminder notification display
• Priority queue management

• Responsive layout design
• Multi-tab chat system
• Beautiful message bubbles
• Modern UI components

• Documentation Index - Complete documentation overview
• Development Guide - Development related documentation
• User Guide - User usage guide
• API Documentation - Interface documentation
• Deployment Guide - Deployment related documentation
• Translation Flow - Detailed translation functionality flowchart

User selects language
    ↓
Language selection decision
    ├─ Original → Send normal message → Server forwards → Target user receives → Display message
    └─ Other languages → Send translation request → Translation processing → Google Translate API → Return translation result → Target user receives → Display translated message

1. User selects language

   • Select target language in client interface (Original/Deutsch/English/Chinese/Türkçe)

2. Message processing branch

   • Original: Send normal message directly, no translation
   • Other languages: Send translation request, including original text and target language

3. Server processing

   • Receive translation request
   • Call Google Translate API
   • Generate translation result

4. Message forwarding

   • Forward translated message to target user
   • Maintain association between original and translated messages

5. Client display

   • Target user receives message
   • Display corresponding content based on language settings

This project uses the MIT License.

Project hosted on LRZ GitLab