#include <bits/stdc++.h>
#include <windows.h>
#include <conio.h>
#include <cstdlib>
#include <ctime>
#include <fstream>
#include <iomanip>
using namespace std;

struct GameData {
	double cash = 100.0;
	double bankBalance = 0.0;
	double bankInterest = 0.02;
	time_t lastInterestDate = 0;
	time_t lastDepositDate = 0;
	double todayDeposited = 0.0;
	time_t lastSaveTime = 0;
	vector<string> history;
	string saveCode = "";
};

GameData gameData;

void color(int color) {
	SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), color);
}

void clearScreen() {
	system("cls");
}

void pause() {
	system("pause");
}

string generateSaveCode() {
	const string charset = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
	string result;
	srand(time(NULL));
	for (int i = 0; i < 10; i++)
		result += charset[rand() % charset.length()];
	return result;
}

void saveGame() {
	if (gameData.saveCode.empty())
		gameData.saveCode = generateSaveCode();
	gameData.lastSaveTime = time(NULL);
	ofstream outfile("lottery_save.txt");
	if (outfile.is_open()) {
		outfile << gameData.saveCode << endl;
		outfile << gameData.cash << endl;
		outfile << gameData.bankBalance << endl;
		outfile << gameData.lastInterestDate << endl;
		outfile << gameData.lastDepositDate << endl;
		outfile << gameData.todayDeposited << endl;
		for (const auto &record : gameData.history)
			outfile << record << endl;
		outfile.close();
		cout << "游戏已保存！您的存档码是: " << gameData.saveCode << endl;
	} else {
		cout << "无法保存游戏！" << endl;
	}
	pause();
}

bool loadGame() {
	string inputCode;
	clearScreen();
	cout << "请输入您的存档码: ";
	cin >> inputCode;
	ifstream infile("lottery_save.txt");
	if (infile.is_open()) {
		string savedCode;
		getline(infile, savedCode);
		if (inputCode == savedCode) {
			infile >> gameData.cash;
			infile >> gameData.bankBalance;
			infile >> gameData.lastInterestDate;
			infile >> gameData.lastDepositDate;
			infile >> gameData.todayDeposited;
			infile.ignore();
			gameData.history.clear();
			string record;
			while (getline(infile, record))
				gameData.history.push_back(record);
			gameData.saveCode = savedCode;
			time_t currentTime = time(NULL);
			struct tm *currentTM = localtime(&currentTime);
			struct tm *lastDepositTM = localtime(&gameData.lastDepositDate);
			
			if (currentTM->tm_yday != lastDepositTM->tm_yday ||
				currentTM->tm_year != lastDepositTM->tm_year) {
				gameData.todayDeposited = 0.0;
				gameData.lastDepositDate = currentTime;
			}
			
			cout << "游戏加载成功！" << endl;
			pause();
			return true;
		} else {
			cout << "存档码不匹配！" << endl;
			pause();
			return false;
		}
	} else {
		cout << "没有找到存档文件！" << endl;
		pause();
		return false;
	}
}

void calculateBankInterest() {
	time_t currentTime = time(NULL);
	ifstream timefile("bank_time.dat", ios::binary);
	if (timefile.is_open()) {
		timefile.read((char *)&gameData.lastInterestDate, sizeof(time_t));
		timefile.close();
	}
	if (gameData.lastSaveTime > gameData.lastInterestDate)
		gameData.lastInterestDate = gameData.lastSaveTime;
	if (gameData.lastInterestDate == 0) {
		gameData.lastInterestDate = currentTime;
		ofstream outfile("bank_time.dat", ios::binary);
		if (outfile.is_open()) {
			outfile.write((char *)&currentTime, sizeof(time_t));
			outfile.close();
		}
		return;
	}
	
	double seconds = difftime(currentTime, gameData.lastInterestDate);
	double days = seconds / (60 * 60 * 24);
	if (days >= 1) {
		for (int i = 0; i < (int)days; i++) {
			double interest = gameData.bankBalance * gameData.bankInterest;
			if (interest > 0.01) {
				gameData.bankBalance += interest;
				stringstream ss;
				ss << fixed << setprecision(2) << interest;
				string record = "银行日利息: +" + ss.str() + "美元";
				gameData.history.push_back(record);
			}
		}
		gameData.lastInterestDate = currentTime;
		ofstream outfile("bank_time.dat", ios::binary);
		if (outfile.is_open()) {
			outfile.write((char *)&currentTime, sizeof(time_t));
			outfile.close();
		}
	}
}


void bankDeposit() {
	const double MIN_DEPOSIT = 10.0;
	const double DAILY_DEPOSIT_LIMIT = 1000.0;
	time_t currentTime = time(NULL);
	struct tm *timeinfo = localtime(&currentTime);
	if (gameData.lastDepositDate != timeinfo->tm_yday) {
		gameData.todayDeposited = 0.0;
		gameData.lastDepositDate = timeinfo->tm_yday;
	}
	clearScreen();
	color(14);
	cout << "════════════════ 银行存款 ════════════════\n";
	color(7);
	cout << "当前现金: " << gameData.cash << "美元\n";
	cout << "银行存款: " << gameData.bankBalance << "美元\n";
	cout << "最低存款额: " << MIN_DEPOSIT << "美元\n";
	cout << "单日存款限额: " << DAILY_DEPOSIT_LIMIT << "美元\n";
	cout << "今日已存款: " << gameData.todayDeposited << "/" << DAILY_DEPOSIT_LIMIT << "美元\n";
	cout << "请输入存款金额: ";
	double amount;
	cin >> amount;
	
	if (amount < MIN_DEPOSIT) {
		cout << "存款金额不能少于 " << MIN_DEPOSIT << "美元！\n";
	} else if (amount > gameData.cash) {
		cout << "现金不足！\n";
	} else if (gameData.todayDeposited + amount > DAILY_DEPOSIT_LIMIT) {
		cout << "超过每日存款限额！今日还可存款: "
		<< DAILY_DEPOSIT_LIMIT - gameData.todayDeposited << "美元\n";
	} else {
		gameData.cash -= amount;
		gameData.bankBalance += amount;
		gameData.todayDeposited += amount;
		stringstream ss;
		ss << fixed << setprecision(2) << amount;
		string record = "银行存款: +" + ss.str() + "美元";
		gameData.history.push_back(record);
		cout << "存款成功！\n";
	}
	pause();
}

void bankWithdraw() {
	const double MIN_WITHDRAW = 10.0;
	const double FEE_RATE = 0.01;
	clearScreen();
	color(14);
	cout << "════════════════ 银行取款 ════════════════\n";
	color(7);
	cout << "银行存款: " << gameData.bankBalance << "美元\n";
	cout << "最低取款额: " << MIN_WITHDRAW << "美元\n";
	cout << "手续费: " << FEE_RATE * 100 << "%\n";
	cout << "请输入取款金额: ";
	double amount;
	cin >> amount;
	if (amount < MIN_WITHDRAW)
		cout << "取款金额不能少于 " << MIN_WITHDRAW << "美元！\n";
	else if (amount > gameData.bankBalance)
		cout << "银行存款不足！\n";
	else {
		double fee = amount * FEE_RATE;
		double received = amount - fee;
		gameData.bankBalance -= amount;
		gameData.cash += received;
		stringstream ss1, ss2;
		ss1 << fixed << setprecision(2) << amount;
		ss2 << fixed << setprecision(2) << fee;
		string record = "银行取款: -" + ss1.str() + "美元 (手续费" + ss2.str() + "美元)";
		gameData.history.push_back(record);
		cout << "取款成功！实际到账: " << received << "美元 (手续费: " << fee << "美元)\n";
	}
	pause();
}

void showBankBalance() {
	clearScreen();
	color(14);
	cout << "════════════════ 账户余额 ════════════════\n";
	color(7);
	cout << "当前现金: " << fixed << setprecision(2) << gameData.cash << "美元\n";
	cout << "银行存款: " << gameData.bankBalance << "美元\n";
	cout << "日利率: " << gameData.bankInterest * 100 << "%\n";
	cout << "══════════════════════════════════════════\n";
	pause();
}

void bankMenu() {
	while (true) {
		clearScreen();
		color(11);
		cout << "════════════════ 银行服务 ════════════════\n";
		color(7);
		cout << "1. 存款 (现金 → 银行)\n";
		cout << "2. 取款 (银行 → 现金)\n";
		cout << "3. 查看余额\n";
		cout << "4. 返回主菜单\n";
		cout << "══════════════════════════════════════════\n";
		cout << "当前现金: " << fixed << setprecision(2) << gameData.cash << "美元\n";
		cout << "银行存款: " << gameData.bankBalance << "美元\n";
		cout << "日利率: " << gameData.bankInterest * 100 << "%\n";
		cout << "══════════════════════════════════════════\n";
		cout << "请选择: ";
		int choice;
		cin >> choice;
		switch (choice) {
		case 1:
			bankDeposit();
			break;
		case 2:
			bankWithdraw();
			break;
		case 3:
			showBankBalance();
			break;
		case 4:
			return;
		default:
			cout << "无效选择！";
			Sleep(1000);
		}
	}
}

void showHistory() {
	clearScreen();
	color(14);
	cout << "════════════════ 账本 ════════════════\n";
	color(7);
	if (gameData.history.empty())
		cout << "暂无历史记录\n";
	else
		for (const auto &record : gameData.history)
			cout << record << endl;
	cout << "══════════════════════════════════════════\n";
	pause();
}

void welcome() {
	system("color 0A");
	for (int i = 0; i < 3; i++) {
		clearScreen();
		cout << "\n\n\n";
		cout << "    ★★☆★★☆★★☆★★☆★★\n";
		cout << "    ☆                        ★\n";
		cout << "    ★     彩票开奖系统       ☆\n";
		cout << "    ☆                        ★\n";
		cout << "    ★★☆★★☆★★☆★★☆★★\n";
		Sleep(500);
		system("color 0B");
		Sleep(500);
	}
	system("color 0F");
}

int menu() {
	clearScreen();
	color(11);
	cout << "══════════════════════════════\n";
	cout << "         彩票游戏 v3.0        \n";
	cout << "    当前现金: " << fixed << setprecision(2) << gameData.cash << "美元\n";
	cout << "    银行存款: " << gameData.bankBalance << "美元\n";
	cout << "══════════════════════════════\n";
	color(7);
	cout << "1. 开始游戏\n";
	cout << "2. 银行服务\n";
	cout << "3. 游戏规则\n";
	cout << "4. 历史记录\n";
	cout << "5. 保存游戏\n";
	cout << "6. 加载游戏\n";
	cout << "7. 退出游戏\n";
	cout << "══════════════════════════════\n";
	cout << "请选择: ";
	int a;
	cin >> a;
	return a;
}

void rules() {
	clearScreen();
	color(14);
	cout << "════════════════ 游戏规则 ════════════════\n";
	color(7);
	cout << "1. 系统随机生成6个1-49的数字作为中奖号码\n";
	cout << "2. 您需要选择6个不同的数字(1-49)\n";
	cout << "3. 匹配的数字越多，奖金越高\n";
	cout << "4. 匹配6个数字可获得头奖100万美元！\n";
	cout << "5. 每注彩票花费2美元现金\n";
	cout << "6. 银行存款有利息(年利率2%)\n";
	cout << "7. 银行取款收取1%手续费\n";
	color(14);
	cout << "══════════════════════════════════════════\n";
	color(7);
	pause();
}

vector<int> generateNumbers(int count, int max) {
	vector<int> v;
	srand(time(NULL));
	while (v.size() < count) {
		int num = rand() % max + 1;
		if (find(v.begin(), v.end(), num) == v.end())
			v.push_back(num);
	}
	sort(v.begin(), v.end());
	return v;
}

void drawAnimation(const vector<int> &v) {
	clearScreen();
	cout << "\n\n";
	color(12);
	cout << "       正在开奖...\n\n";
	color(7);
	vector<int> v2;
	for (int i = 0; i < v.size(); i++) {
		for (int j = 0; j < 3; j++) {
			cout << "\r        ";
			for (int k = 0; k <= i; k++) {
				color(10);
				cout << v[k] << " ";
				color(7);
			}
			for (int k = 0; k < 3; k++)
				cout << (rand() % 49 + 1) << " ";
			Sleep(100);
		}
		v2.push_back(v[i]);
		cout << "\r        ";
		for (int num : v2) {
			color(10);
			cout << num << " ";
			color(7);
		}
		cout << "      \n";
		Sleep(800);
	}
}

void playGame() {
	calculateBankInterest();
	const double TICKET_PRICE = 2.0;
	if (gameData.cash < TICKET_PRICE) {
		cout << "现金不足！每注彩票需要" << TICKET_PRICE << "美元。\n";
		pause();
		return;
	}
	clearScreen();
	SetConsoleTitle(TEXT("彩票游戏 - 选择号码"));
	color(11);
	cout << "════════════════ 选择号码 ════════════════\n";
	color(7);
	cout << "每注彩票花费" << TICKET_PRICE << "美元现金\n";
	cout << "当前现金: " << gameData.cash << "美元\n\n";
	cout << "请输入6个不同的数字(1-49)，用空格分隔:\n";
	vector<int> userNumbers;
	for (int i = 0; i < 6;) {
		int num;
		cin >> num;
		if (num < 1 || num > 49) {
			cout << "请输入1-49之间的数字！\n";
			continue;
		}
		if (find(userNumbers.begin(), userNumbers.end(), num) != userNumbers.end()) {
			cout << "不能重复选择相同数字！\n";
			continue;
		}
		userNumbers.push_back(num);
		i++;
	}
	sort(userNumbers.begin(), userNumbers.end());
	clearScreen();
	color(14);
	cout << "您选择的号码是: ";
	color(10);
	for (int num : userNumbers)
		cout << num << " ";
	cout << "\n\n";
	color(7);
	pause();
	gameData.cash -= TICKET_PRICE;
	string record = "购买彩票: -" + to_string(TICKET_PRICE) + "美元 (现金) (号码: ";
	for (int num : userNumbers)
		record += to_string(num) + " ";
	record += ")";
	gameData.history.push_back(record);
	vector<int> winningNumbers = generateNumbers(6, 49);
	SetConsoleTitle(TEXT("彩票游戏 - 开奖中"));
	drawAnimation(winningNumbers);
	int matchCount = 0;
	for (int num : userNumbers) {
		if (find(winningNumbers.begin(), winningNumbers.end(), num) != winningNumbers.end()) {
			matchCount++;
		}
	}
	clearScreen();
	color(14);
	cout << "════════════════ 开奖结果 ════════════════\n";
	color(7);
	cout << "中奖号码: ";
	color(12);
	for (int num : winningNumbers)
		cout << num << " ";
	cout << "\n\n";
	color(7);
	cout << "您的号码: ";
	color(11);
	for (int num : userNumbers) {
		if (find(winningNumbers.begin(), winningNumbers.end(), num) != winningNumbers.end())
			color(10);
		cout << num << " ";
		color(11);
	}
	cout << "\n\n";
	color(14);
	if (matchCount)
		cout << "您匹配了 " << matchCount << " 个号码！\n";
	else
		cout << "您没有匹配到号码。\n";
	double prize = 0;
	color(12);
	switch (matchCount) {
	case 6:
		prize = 1000000;
		cout << "恭喜！您中了头奖！奖金" << prize << "美元！\n";
		break;
	case 5:
		prize = 10000;
		cout << "二等奖！奖金" << prize << "美元！\n";
		break;
	case 4:
		prize = 100;
		cout << "三等奖！奖金" << prize << "美元！\n";
		break;
	case 3:
		prize = 10;
		cout << "四等奖！奖金" << prize << "美元！\n";
		break;
	case 2:
		prize = 2;
		cout << "五等奖！获得免费彩票一张！\n";
		break;
	default:
		cout << "很遗憾，您没有中奖\n";
	}
	if (prize > 0) {
		gameData.cash += prize;
		stringstream ss;
		ss << fixed << setprecision(2) << prize;
		string prizeRecord = "中奖: +" + ss.str() + "美元 (现金) (匹配" + to_string(matchCount) + "个号码)";
		gameData.history.push_back(prizeRecord);
	}
	color(7);
	cout << "当前现金: " << gameData.cash << "美元\n";
	cout << "银行存款: " << gameData.bankBalance << "美元\n";
	pause();
}

int main() {
	string password;
	int cnt = 0;
	printf("请输入游戏启动密码：");
	cin >> password;
	while (password != "801212") {
		clearScreen();
		cnt++;
		if (cnt == 5) {
			printf("请1分钟后再尝试。");
			Sleep(1000 * 60);
		}
		cout << "密码错误，请重新输入：";
		cin >> password;
	}
	ShowWindow(GetConsoleWindow(), SW_MAXIMIZE);
	clearScreen();
	SetConsoleTitle(TEXT("彩票游戏 v3.1"));
	welcome();
	
	while (true) {
		int choice = menu();
		switch (choice) {
		case 1:
			playGame();
			break;
		case 2:
			bankMenu();
			break;
		case 3:
			rules();
			break;
		case 4:
			showHistory();
			break;
		case 5:
			saveGame();
			break;
		case 6:
			loadGame();
			break;
		case 7:
			clearScreen();
			color(11);
			cout << "感谢游玩，再见！\n";
			color(7);
			return 0;
		default:
			cout << "无效选择，请重新输入！\n";
			Sleep(1000);
		}
	}
	return 0;
}