fixed data not received from client

sources/user/user.cpp

@@ -0,0 +1,111 @@
+/******************************************************************************/
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   user.cpp                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: omoudni <omoudni@student.42paris.fr>       +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/05/21 20:37:12 by omoudni           #+#    #+#             */
+/*   Updated: 2025/05/22 17:13:35 by omoudni          ###   ########.fr       */
+/*                                                                            */
+/******************************************************************************/
+
+#include "core.hpp"
+
+// Constructor
+User::User(short unsigned int fd) : _fd(fd), _registered(false), _hasNick(false), _hasUser(false) {}
+
+// Getter for fd
+short unsigned int User::getFd() const
+{
+    return _fd;
+}
+
+// Getter for nickname
+std::string User::getNickname() const
+{
+    return _nickname;
+}
+
+void User::setUsername(const std::string &username)
+{
+    _username = username;
+    _hasUser = true;
+    checkRegistration();
+}
+
+// Setter for nickname (with basic checks)
+void User::setNickname(const std::string &nickname)
+{
+    if (nickname.empty())
+    {
+        throw std::invalid_argument("Nickname cannot be empty");
+    }
+    else if (nickname == "anonymous")
+    {
+        throw std::invalid_argument("Nickname cannot be 'anonymous'");
+    }
+    else if (nickname.length() > 9)
+    {
+        throw std::length_error("Nickname is too long");
+    }
+    else if (nickname == _nickname)
+    {
+        throw std::invalid_argument("The nickname is the same");
+    }
+    else
+    {
+        _nickname = nickname;
+        _hasNick = true;
+        checkRegistration();
+    }
+}
+
+// Registration state
+bool User::isRegistered() const
+{
+    return _registered;
+}
+
+// Append to read buffer
+void User::appendToReadBuffer(const std::string &data)
+{
+    _read_buffer += data;
+}
+
+// Append to write buffer
+void User::appendToWriteBuffer(const std::string &data)
+{
+    _write_buffer += data;
+}
+
+// Check registration
+void User::checkRegistration()
+{
+    if (!_registered && _hasNick && _hasUser)
+    {
+        _registered = true;
+    }
+}
+
+// Check if the user is ready to send
+bool User::isReadyToSend() const
+{
+    return !_write_buffer.empty();
+}
+
+// Extract full command from read buffer
+std::string User::extractFullCommand() {
+    std::string command;
+    size_t pos = _read_buffer.find("\r\n");
+    if (pos == std::string::npos)
+        pos = _read_buffer.find("\n"); // fallback
+
+    if (pos != std::string::npos) {
+        command = _read_buffer.substr(0, pos);
+        _read_buffer.erase(0, pos + 1);
+        if (_read_buffer[pos] == '\r') // clean up stray \r
+            _read_buffer.erase(0, 1);
+    }
+    return command;
+}