/*
File: User.h
Description: Declares the User class which represents system users in the Vehicle Service Management System.
             Each user has a unique ID, credentials, personal details, notifications, role type, and status.
             The User class also implements the Observer interface to handle notifications.
Author: Trenser
Date: 19-May-2026
*/

#pragma once
#include <string>
#include "Map.h"
#include "Observer.h"
#include "Enums.h"

class Notification;

class User : public Observer
{
private:
    static int m_uid;
    std::string m_id;
    std::string m_userName;
    std::string m_password;
    std::string m_name;
    std::string m_phone;
    std::string m_email;
    util::Map<std::string, Notification*> m_notifications;
    util::UserType m_type;
    util::State m_status;
public:
    User();
    User(const std::string& userName, const std::string& password, const std::string& name, const std::string& phone, const std::string& email, util::UserType role);
    User(const std::string& userId, const std::string& userName, const std::string& password, const std::string& name, const std::string& phone, const std::string& email, util::UserType role, util::State status);
    ~User();
    const std::string& getId() const;
    const std::string& getUserName() const;
    const std::string& getPassword() const;
    const std::string& getName() const;
    const std::string& getPhone() const;
    const std::string& getEmail() const;
    util::Map<std::string, Notification*>& getNotifications();
    util::UserType getUserType() const;
    util::State getState() const;
    void setId(const std::string& id);
    void setUserName(const std::string& userName);
    void setPassword(const std::string& password);
    void setName(const std::string& name);
    void setPhone(const std::string& phone);
    void setEmail(const std::string& email);
    void addNotification(Notification* notification) override;
    void setRole(util::UserType role);
    void setState(util::State status);
    std::string serialize() const;
    static User* deserialize(const std::string&);
    static std::string getHeaders();
};