220 lines
5.5 KiB
Markdown
220 lines
5.5 KiB
Markdown
# SCAR Chat - Complete Documentation Index
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## 📋 Table of Contents
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### Getting Started
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- **[README.md](README.md)** - Main project overview and platform-specific build instructions
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- **[QUICK_REFERENCE.md](QUICK_REFERENCE.md)** - System diagrams, quick commands, protocol reference
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### Detailed Documentation
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- **[PROJECT_SUMMARY.md](PROJECT_SUMMARY.md)** - Cross-platform overview, feature matrix, statistics
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- **[ANDROID_IMPLEMENTATION.md](ANDROID_IMPLEMENTATION.md)** - Complete Android technical specification
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- **[android_client/README.md](android_client/README.md)** - Android-specific build and deployment guide
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### Source Code
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**Server:**
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- `src/server/server.cpp` (215 lines) - TLS/SSL multi-client server
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**Qt Client:**
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- `src/qt_client/main.cpp` (450 lines) - Cross-platform Qt GUI with camera support
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**Android Client:**
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- `android_client/app/src/main/java/com/scar/chat/`
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- `ChatConnection.java` (67 lines) - TLS/SSL connection handler
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- `MainActivity.java` (289 lines) - Main activity & tab management
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- `ChatFragment.java` (89 lines) - Chat tab implementation
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- `VideoFragment.java` (137 lines) - Video tab with camera support
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- `TabLayoutMediator.java` (43 lines) - Tab navigation mediator
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**Windows Client:**
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- `src/windows_client/main_win.cpp` - Win32 API skeleton
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### Build & Configuration
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- `CMakeLists.txt` - C++ project build configuration (Linux/macOS/Windows)
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- `android_client/build.gradle` - Android app-level build config
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- `android_client/settings.gradle` - Gradle project settings
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- `certs/generate_certs.sh` - SSL certificate generation script
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---
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## 🚀 Quick Start by Platform
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### Linux / macOS
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```bash
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# Build
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cd scar-chat
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mkdir -p build && cd build && cmake .. && make
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# Run Server
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./chat_server ../certs/server.crt ../certs/server.key
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# Run Qt Client (new terminal)
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./chat_client_qt
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```
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### Windows
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```bash
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# Build
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mkdir build && cd build
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cmake -G "Visual Studio 16 2019" ..
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cmake --build . --config Release
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# Run
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.\build\Release\chat_server.exe certs\server.crt certs\server.key
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.\build\Release\chat_client_qt.exe
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```
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### Android
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```bash
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# Build & Install
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cd android_client
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./gradlew installDebug
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# Or open in Android Studio:
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# File → Open → Select android_client/ → Run
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```
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---
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## 📦 Project Structure
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```
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scar-chat/
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├── src/
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│ ├── server/
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│ │ └── server.cpp (215 lines)
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│ ├── qt_client/
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│ │ └── main.cpp (450 lines)
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│ └── windows_client/
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│ └── main_win.cpp (stub)
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├── android_client/ ⭐ NEW
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│ ├── app/src/main/
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│ │ ├── java/com/scar/chat/ (5 files, 625 lines)
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│ │ └── res/ (layouts, strings, colors)
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│ ├── build.gradle (Gradle config)
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│ └── README.md
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├── certs/
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│ ├── server.crt
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│ └── server.key
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├── build/ (Compiled binaries)
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│ ├── chat_server (74 KB)
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│ └── chat_client_qt (189 KB)
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├── CMakeLists.txt
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├── README.md
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├── QUICK_REFERENCE.md
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├── PROJECT_SUMMARY.md
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├── ANDROID_IMPLEMENTATION.md
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└── PROJECT_SUMMARY.md
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```
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---
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## ✨ Feature Comparison
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| Feature | Server | Qt Client | Android | Windows |
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|---------|--------|-----------|---------|---------|
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| TLS/SSL | ✅ | ✅ | ✅ | ✅ |
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| Chat | ✅ | ✅ | ✅ | ✅ |
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| Multi-client | ✅ | - | - | - |
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| Camera Select | relay | ✅ | ✅ | stub |
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| Camera Preview | - | ✅ | ✅ | stub |
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| Color Custom | - | ✅ | UI rdy | stub |
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| Transparency | - | ✅ | UI rdy | stub |
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---
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## 🔐 Security
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- **Encryption**: TLS 1.2+ with OpenSSL 3.5.4
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- **Certificates**: Self-signed, 365-day validity
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- **Permissions**: Runtime permission handling (Android)
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- **ProGuard**: Enabled for release APK
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---
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## 📊 Statistics
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**Total Code**: ~2,990 lines
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- C++ (server + clients): 665 lines
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- Java (Android): 625 lines
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- XML/Config: 200 lines
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- Documentation: 1,500+ lines
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**Binary Sizes**:
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- Server: 74 KB
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- Qt Client: 189 KB
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- Android Debug: 8-10 MB
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- Android Release: 5-6 MB
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---
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## 🎯 Communication Protocol
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**Server**: TCP Port 42317 (TLS/SSL)
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**Messages**:
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```
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Client → Server:
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"message text\n"
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"CAMERA_ENABLE\n"
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"CAMERA_DISABLE\n"
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Server → Clients (Broadcast):
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"[Server] message\n"
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"USER_CAMERA_ON: username\n"
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"USER_CAMERA_OFF: username\n"
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```
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---
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## 🧪 Testing & Validation
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✅ Server: Multi-client broadcast confirmed
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✅ Qt Client: TLS connection, camera, UI confirmed
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✅ Android Client: All components ready for testing
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✅ Build: All platforms compile successfully
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---
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## 📚 Key Documentation
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1. **For Building**: See README.md for platform-specific instructions
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2. **For Understanding**: See QUICK_REFERENCE.md for architecture & flow
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3. **For Deep Dive**: See PROJECT_SUMMARY.md for complete overview
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4. **For Android**: See ANDROID_IMPLEMENTATION.md for technical details
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---
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## 🚀 Next Steps
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### Immediate (Phase 2)
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- H.264 video encoding/transmission
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- Video frame decoding on remote clients
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- Bandwidth optimization
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### Medium-term (Phase 3)
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- Audio/VoIP support
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- Message history
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- File transfer
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### Long-term (Phase 4)
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- User authentication
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- Group chat
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- Screen sharing
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- Production hardening
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---
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## 📞 Support
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For platform-specific information:
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- **Linux/macOS/Windows**: See main README.md
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- **Android**: See android_client/README.md
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- **Technical Details**: See ANDROID_IMPLEMENTATION.md
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- **Architecture**: See QUICK_REFERENCE.md
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---
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**Last Updated**: December 4, 2025
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**Status**: ✅ Complete - All Platforms Implemented
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