field.h

/*
 * <one line to give the program's name and a brief idea of what it does.>
 * Copyright (C) 2023  Jose F Rivas C <josefelixrc7@gmail.com>
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef NAF_QUERY_FIELD
#define NAF_QUERY_FIELD
 
 
#include <string>
 
#include "tools/dvalue.h"
 
 
namespace NAF
{
    namespace Query
    {
        class Field;
    }
}
 
 
class NAF::Query::Field
{
    public:
        using Ptr = std::shared_ptr<Field>;
 
        struct Position
        {
            Position(std::size_t row, std::size_t column) : row(row), column(column) {}
 
            std::size_t row;
            std::size_t column;
        };
 
        Field();
        Field(std::string column_name, Tools::DValue::Ptr value);
 
        std::string get_column_name() const { return column_name_;}
        Tools::DValue::Ptr get_value() const {return value_;}
        Tools::DValue::Ptr& get_value()
        {
            auto& var = value_;
            return var;
        }
 
        void set_column_name(std::string column_name) { column_name_ = column_name;}
        void set_value(Tools::DValue::Ptr value) { value_ = value;}
 
        bool IsNull_();
        std::string ToString_();
        std::string& String_();
        float& Float_();
        bool& Bool_();
        int& Int_();
 
    private:
        bool is_null_;
        std::string column_name_;
        Tools::DValue::Ptr value_;
};
 
 
#endif // NAF_QUERY_FIELD