json_properties.h

#ifndef _JSON_PROPERTIES_H
#define _JSON_PROPERTIES_H
/*
 * Fledge storage client.
 *
 * Copyright (c) 2018 Dianomic Systems
 *
 * Released under the Apache 2.0 Licence
 *
 * Author: Mark Riddoch
 */
#include <string>
#include <sstream>
#include <iostream>
#include <vector>

class JSONProperty {
    public:
        JSONProperty(const std::string& column, std::vector<std::string> path, const std::string& value) :
                    m_column(column), m_value(value)
        {
            for (std::vector<std::string>::const_iterator it = path.cbegin();
                    it != path.cend(); ++it)
                m_path.push_back(*it);
        }

        const std::string   toJSON() const
        {
        std::ostringstream json;

            json << "{ \"column\" : \"" << m_column << "\",";
            json << " \"path\" : [";
            for (std::vector<std::string>::const_iterator it = m_path.cbegin();
                    it != m_path.cend(); ++it)
            {
                json << "\"" << *it << "\"";
                if ((it + 1) != m_path.cend())
                    json << ",";
            }
            json << "],";
            json << "\"value\" : \"" << m_value << "\" }";
            return json.str();
        }
    private:
        const std::string       m_column;
        const std::string       m_value;
        std::vector<std::string>    m_path;
};

class JSONProperties : public std::vector<JSONProperty>
{
    public:
        const std::string   toJSON() const
        {
        std::ostringstream json;

            json << "\"json_properties\" : [ ";
            for (std::vector<JSONProperty>::const_iterator it = this->cbegin();
                 it != this->cend(); ++it)

            {
                json << it->toJSON();
                if (it + 1 != this->cend())
                    json << ", ";
                else
                    json << " ";
            }
            json << "]";
            return json.str();
        };
};
#endif