include/User.hpp


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#pragma once

#include <string>
#include <odhtdb/Signature.hpp>

namespace dchat
{
    class User
    {
    public:
        enum class Type
        {
            ONLINE_REMOTE_USER,
            ONLINE_LOCAL_USER,
            OFFLINE,
            SYSTEM
        };
        
        User(Type type);
        virtual ~User(){}
        virtual const std::string& getName() const = 0;
        virtual bool isOnlineUser() const { return false; }
        
        const Type type;
        std::string avatarUrl;
    };
    
    class OnlineUser : public User
    {
    public:
        OnlineUser(const std::string &name, Type type);
        virtual ~OnlineUser(){}
        
        virtual const std::string& getName() const override;
        virtual const odhtdb::Signature::PublicKey& getPublicKey() const = 0;
        
        bool isOnlineUser() const override { return true; }
        
        std::string name;
    };
    
    class OnlineRemoteUser : public OnlineUser
    {
    public:
        OnlineRemoteUser(const std::string &name, const odhtdb::Signature::PublicKey &publicKey);
        virtual const odhtdb::Signature::PublicKey& getPublicKey() const override;
        
        const odhtdb::Signature::PublicKey publicKey;
    };
    
    class OnlineLocalUser : public OnlineUser
    {
    public:
        OnlineLocalUser(const std::string &name, const odhtdb::Signature::KeyPair &keyPair);
        virtual const odhtdb::Signature::PublicKey& getPublicKey() const override;
        
        const odhtdb::Signature::KeyPair keyPair;
    };
    
    class OfflineUser : public User
    {
    public:
        OfflineUser(const std::string &name);
        virtual const std::string& getName() const override;

        const std::string name;
    };
    
    class SystemUser : public User
    {
    public:
        SystemUser();
        virtual const std::string& getName() const override;
    };
}