#include <regex>

#include "server.hpp"
#include "logger/logger_set.hpp"

namespace smtp::checker::errors::settings
{
    //
    //Public methods
    //
    bool Server::Check( manage::SettingsFileDataType const& line ) const
    {
        static const std::string SERVER_FIELD = "host";

        auto find = line.find( SERVER_FIELD );
        if( find == line.end() )
        {
            logger::LoggerSet::GetInstance()->LogError( GetMethodName(), "Host doesn't found" );
            return false;
        }
        auto result = IsNormalName( find->second ) || IsIpName( find->second );
        if( !result )
        {
            logger::LoggerSet::GetInstance()->LogError( GetMethodName(), "Host set incorrectly" );
        }
        return result;
    }

    //
    //Private methods
    //
    bool Server::IsNormalName( std::string const& line ) const
    {
        std::string mask = "^[a-zA-Z](?:\.?[a-zA-Z0-9 ]+)+$";
        return std::regex_search( line, std::regex{mask} );
    }

    bool Server::IsIpName( std::string const& line) const
    {
        std::string mask = "(([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\\.){3}([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])";
        return std::regex_search( line, std::regex{mask} );
    }

}