//--------------------------------------------------------------------------
// Copyright (C) 2014-2025 Cisco and/or its affiliates. All rights reserved.
//
// This program is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License Version 2 as published
// by the Free Software Foundation.  You may not use, modify or distribute
// this program under any other version of the GNU General Public License.
//
// 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, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
//--------------------------------------------------------------------------
// dt_var.h author Josh Rosenbaum <jrosenba@cisco.com>

#include <string>
#include <vector>
#include <iostream>

#ifndef DATA_DATA_TYPES_DT_VAR_H
#define DATA_DATA_TYPES_DT_VAR_H

class DataApi;

class Variable
{
public:
    Variable(const std::string& name, int depth = 0);
    virtual ~Variable();

    inline const std::string& get_name() const { return name; }
    std::string get_value(DataApi*);
    bool add_value(std::string);
    void set_value(const std::string&, bool quoted);
    void set_comment(const std::string& c)
    { comment = c; }

    void set_print_whitespace(bool w)
    { print_whitespace = w; }

    friend std::ostream& operator<<(std::ostream&, const Variable&);

private:
    enum class VarType { STRING, VARIABLE };

    struct VarData
    {
        std::string data;
        VarType type;
    };

    std::vector<VarData*> vars;
    std::string name;
    std::string comment;
    int depth;
    bool print_whitespace = true;
    static const std::size_t max_line_length = 77; // leave room for additional text
};

#endif

