#pragma once

#include <string>

#include <iostream>

#include "DataType.h"

#include "RelpipeException.h"

using namespace std;

namespace rp_prototype {

class BooleanDataType : public DataType<bool> {

private:

	const wstring TRUE = L"true";

	const wstring FALSE = L"false";

public:

	BooleanDataType() : DataType<bool>(DATA_TYPE_ID_BOOLEAN, DATA_TYPE_CODE_BOOLEAN) {

	}

	bool readValue(istream &input) override {

		auto value = input.get(); // TODO: check failbit

		if (value == 0) return false;

		else if (value == 1) return true;

		else throw RelpipeException(L"Unable to convert the octet to boolean", EXIT_CODE_DATA_ERROR);

	}

	void writeValue(ostream &output, const bool &value) override {

		output.put(value ? 1 : 0);

	}

	bool toValue(const wstring &stringValue) override {

		if (stringValue == TRUE) return true;

		else if (stringValue == FALSE) return false;

		else throw RelpipeException(L"Unable to convert the string to boolean", EXIT_CODE_DATA_ERROR);

	}

	wstring toString(const bool &value) override {

		return value ? TRUE : FALSE;

	}

};

}