CSVFile.h

#pragma once
#include <string>
#include <vector>
#include <map>

class CSVFile
{
public:
	//îòêðûòèå ôàéëà
	bool open(std::string FileName, std::string delim = ";");
	//ñêîëüêî âñåãî ñòðî÷åê
	size_t getSizeRow();
	//÷èñëî ñòîëáöîâ
	size_t getSizeColumn();
	//íîìåð íîìåð ñòîëáöà ïî íàçâàíèþ
	size_t getColumnNumByName(std::string columnName);
	//âåðíóòü ÿ÷åéêó ïî ïîçèöèè
	std::string getColumnValueByNum(size_t rowNum, size_t columnNum);
	//âåðíóòü ÿ÷åéêó ïî íàçâàíèþ ñòîëöà
	std::string getColumnValueByName(size_t rowNum, std::string columnName);
	//âåðíóòü ñòîëáåö ïî íîìåðó
	std::vector<std::string> getColumnByNum(std::size_t columnNum);
	//âåðíóòü ñòîëáåö ïî íàçâàíèþ
	std::vector<std::string> getColumnByName(std::string columnName);
private:
	//÷èñëî ñòðîê
	size_t sizeRow_;
	//÷èñëî ñòîëáöîâ
	size_t sizeColumn_;
	//ðàçäåëèòåëü
	std::string delimiter = ";";
	//íàçâàíèå êîëîíêè, ÷òîáû áûñòðî âûòàùèòü èäåíòèôèêàòîð
	std::multimap<std::string, size_t> columnName;
	//ñîäåðæàíèå ôàéëà
	//ïåðâîå ñòðîêà , âòîðîå ñòîëáåö
	std::vector<std::vector<std::string>> dataFile;

	std::vector<std::string> readNextRow(std::ifstream& str);
};