#include <iostream>
#include <string>
#include <assert.h>
#include <unistd.h>

#include "openjson.h"

int main()
{
    using namespace std;

    char *pbuf = get_current_dir_name();
    
    std::cout << "current path is " << pbuf << std::endl;

    std::string filepath(pbuf);
    filepath = filepath + "/" + "mqtt-from-ems.json";

    OpenJson json;
    if (!json.decodeFile(filepath))
    {
        std::cout << "failed to load " << filepath << std::endl;
        free(pbuf);
        return -1;
    }

    std::string fsucode = json["FsuCode"].s();
    std::string dev_type = json["type"].s();
    std::string timestamp = json["TimeStamp"].s();

    std::cout << "FsuCode: " << fsucode << std::endl;
    std::cout << "type: " << dev_type << std::endl;
    std::cout << "TimeStamp: " << timestamp << std::endl;

    auto& IdCodeContent = json["IdCodeContent"];

    assert(IdCodeContent.size() > 0);

    std::cout << std::endl;
    std::cout << "Node size: " << IdCodeContent.size() << std::endl;

    for (size_t k = 0; k < IdCodeContent.size(); k++)
    {
        auto& pNode = IdCodeContent[k]; //这是其中的一个参数

        std::string oid = pNode["OID"].s();
        std::string value = pNode["Value"].s();
        std::string factor = pNode["Factor"].s();

        std::cout << "\tOID: " << oid << std::endl;
        std::cout << "\tValue: " << value << std::endl;
        std::cout << "\tFactor: " << factor << std::endl;
        std::cout << std::endl;
    }

    free(pbuf);
    return 0;
}