Chat Application in C++ (Winsock)

A real-time multi-room chat application built in C++ using Winsock.
Supports multiple clients, private messaging, undo/redo, search, and chat history.

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Features

• Multi-room chat: Join or create rooms dynamically
• Private messaging: Send direct messages to specific users
• Undo & Redo: Undo your last message and redo if needed
• Message history: View conversation history in a room
• Search: Find messages by keyword
• /quit command: Clean exit from the server
• Multithreaded: Uses threads for concurrent communication

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Project Structure

• project/
• │── main_client.cpp # Client-side source code
• │── main_server.cpp # Server-side source code
• │── README.md # Project documentation
• │── .gitignore # Ignored files (build, binaries, zips)

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Requirements

• Windows OS
• C++17 or later
• Winsock2 library

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How to Run

1. Compile the server

g++ main_server.cpp -o server -lws2_32

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Chat Commands

/join <room>           - Join or create a chat room
/pm <user> <message>   - Send private message to a user
/reply <user> <msg>    - Reply to a user in the current room
/undo                  - Undo your last message
/redo                  - Redo your last undone message
/history               - Show message history for current room
/search <keyword>      - Search for messages containing keyword
/quit                  - Exit the chat application
/help                  - Show help menu