bulls-and-cows-cpp/bulls-and-cows-cpp/CGame.cpp

// Bulls and Cows the game
// CGame.cpp
//
#include "CGame.h"

void CGame::Init()
{
	m_fGameIsEnd = false;
	m_ucBulls = 0;
	m_ucCows = 0;
	m_uStepCounter = 0;
	m_sLastError = L"";

	std::random_device r;
	std::default_random_engine e(r());
	std::uniform_int_distribution<int> d(0, 9);

	m_uGuessedNumber = new int[m_ucDigits] { 0 };
	int n = 0;

	for (int i = 0; i < m_ucDigits; ++i)
	{
		n = d(e);
		if (i > 0)
		{
			while (IsEqual(m_uGuessedNumber, n, i))
			{
				n = d(e);
			}
		}
		m_uGuessedNumber[i] = n;
	}
}

void CGame::Start()
{
	CStep step;

	int ret = 0;

	while (!m_fGameIsEnd)
	{
		do
		{
			PrintGameHeader();
			ShowGuessedNumber(IS_SHOW);
			PrintSteps();
		} while (!GetNumber(step));

		m_uStepCounter++;
	}

	PrintGameHeader();
	ShowGuessedNumber(true);
	PrintSteps();
	PrintGameFooter();
}

bool CGame::GetNumber(CStep step)
{
	std::wcout << L"\t\t\t\t\t" << m_sLastError << L"\r";
	std::wcout << "=>\t";

	CUserInput userInput(m_ucDigits);

	if (userInput.Get())
	{
		for (unsigned i = 0; i < userInput.m_vUserInput.size(); i++)
		{
			if (IsEqual(userInput.m_vUserInput, userInput.m_vUserInput.at(i), i))
			{
				m_sLastError = L"Цифры в числе не должны повторяться!";
				return false;
			}
		}
	}
	else
	{
		m_sLastError = L"Вы должны ввести " + std::to_wstring(m_ucDigits) + L"-значное число!";
		return false;
	}

	step.StoreStepNumber(userInput.m_vUserInput);
	step.CheckForAnimals(m_uGuessedNumber, m_ucDigits);
	m_Steps.push_back(step);

	if (step.GetStepAnimals().first == m_ucDigits) m_fGameIsEnd = true;

	m_sLastError = L"";
	return true;
}

void CGame::ShowGuessedNumber(bool show)
{
	std::wcout << '\t';
	for (int i = 0; i < m_ucDigits; ++i)
	{
		show ? std::wcout << m_uGuessedNumber[i] : std::wcout << '#';
	}
	std::wcout << '\n' << '\t';

	for (int i = 0; i < m_ucDigits; ++i)
	{
		std::wcout << '-';
	}
	std::wcout << std::endl;
}

void CGame::PrintGameHeader()
{
	std::system("cls");
	std::wcout << L"Быки и Коровы." << ' ' << L"Версия" << ' ' << VERSION << std::endl;
	std::wcout << L"Copyright (c) 2023 by W0LF aka 'dreamforce'" << "\n\n" << std::endl;
}

void CGame::PrintGameFooter()
{
	std::wcout << L"\n\n\t" << L"!!!   П О Б Е Д А   !!!" << std::endl;
	std::wcout << L"\tКоличество ходов: " << m_uStepCounter << L"\n\n" << std::endl;
}

void CGame::PrintGameInitialQuery()
{
	std::wcout << L"Введите количество цифр в числе (от 3 до 5).\n";
	std::wcout << L"Чем больше цифр - тем сложнее. Обычно 4.\n" << std::endl;
}

void CGame::PrintSteps()
{
	if (m_Steps.size() < 1) return;

	for (CStep& s : m_Steps)
	{
		std::wcout << '\t';
		for (auto& d : s.GetStepNumber()) std::wcout << d;
		std::wcout << '\t' << s.GetStepAnimals().first << L" Б., " << s.GetStepAnimals().second << L" К.";
		std::wcout << std::endl;
	}
}

CGame::CGame()
{
	CUserInput userInput(1);

	bool ok = false;

	do
	{
		PrintGameHeader();
		PrintGameInitialQuery();
		std::wcout << "=> ";

		if (userInput.Get())
		{
			if ((userInput.m_vUserInput.at(0) >= 3) && (userInput.m_vUserInput.at(0) <= 5))
			{
				m_ucDigits = userInput.m_vUserInput.at(0);
				ok = true;
			}
			else
			{
				userInput.m_vUserInput.clear();
			}
		}
	} while (!ok);
}

CGame::~CGame()
{
	delete[] m_uGuessedNumber;
}