#pragma once

#include "Signature.hpp"
#include "types.hpp"
#include "Permission.hpp"
#include <string>
#include <stdexcept>
#include <vector>

namespace odhtdb
{
    class Group;
    class DatabaseStorage;
    
    class UserNameTooLongException : public std::runtime_error
    {
    public:
        UserNameTooLongException(const std::string &userName) : 
            std::runtime_error(std::string("The username ") + userName + " is longer than 255 bytes")
        {

        }
    };

    class User
    {
        friend class DatabaseStorage;
    public:
        enum class Type : u8
        {
            LOCAL,
            REMOTE
        };
        
        virtual ~User();
        
        virtual void addToGroup(Group *group);
        
        Type getType() const { return type; }
        const std::string& getName() const { return name; }
        virtual const std::vector<Group*>& getGroups() const { return groups; }
        virtual const Signature::PublicKey& getPublicKey() const = 0;
        
        virtual bool isAllowedToPerformAction(PermissionType action) const;
    protected:
        User(Type type, const std::string &name, Group *group);
    protected:
        Type type;
        std::string name;
        std::vector<Group*> groups;
    };
}