#ifndef RECORDS_PARAM_H
#define RECORDS_PARAM_H

#include <iostream>
#include <vector>
#include <string>
#include <sstream>
#include <QtCore>

class DicRecord;

using std::vector;
using std::string;
using std::ostream;

struct RecordsParam
{
public:
    static vector<RecordsParam> createParams();

    template <typename T>
    static string vectorToStr(const vector<T>& v);

    static vector<string> hashToStrVector(const QHash<QString, QString>& hash,
        const vector<string>& keys);

public:
    RecordsParam(vector<int> packFields, vector<vector<string> > records,
        vector<string> questions, vector<vector<string> > answers);

    vector<string> recordsToStr() const;

public:
    static const vector<string> fieldNames;

public:
    QList<DicRecord*> records;
    vector<int> packFields;
    vector<string> questions;
    vector<vector<string> > answers;
};

ostream& operator<<(ostream& os, const RecordsParam& param);

template <typename T>
string RecordsParam::vectorToStr(const vector<T>& v)
{
    std::stringstream ss;
    for(unsigned i = 0; i < v.size(); i++)
    {
        if(i != 0)
            ss << ", ";
        ss << v[i];
    }
    return ss.str();
}

#endif