UserDataBase.h

#pragma once

#include <vector>
#include <algorithm>
#include "User.h"

class UserDatabase {
private:
	vector<User> users;

public:
	void addUser(const User& user) {
		users.push_back(user);
	}

	User* findUser(const string& username) {
		for (User& user : users) {
			if (user.getUsername() == username) {
				return &user;
			}
		}
		return nullptr;  // Return null if user not found
	}

	int findUserIndex(const string& username) {
		for (int i = 0; i < users.size(); i++) {
			if (users[i].getUsername() == username) {
				return i;
			}
		}
		return -1;  // Return -1 if user not found
	}
	void replaceUser(const string& username, const User& newUser) {
		int index = findUserIndex(username);
		if (index != -1) {
			users[index] = newUser;
		}
	}

	User getUserByIndex(int index) {
		if (index >= 0 && index < users.size()) {
			return users[index];
		}
	}


	void storeAllUsersToFile(const string& filename) {
		ofstream file(filename, ios::app);
		clearFileContents(filename);
		if (file.is_open()) {
			for (const User& user : users) {
				file << user.getUsername() << "\n";
				file << user.getGame1Highscore() << "\n";
				file << user.getPassword() << "\n";
				file << user.getCoins() << "\n";
			}
			file.close();
			cout << "All user data stored successfully.\n";
		}
		else {
			cerr << "Unable to open the file.\n";
		}
	}


	void clearFileContents(const std::string& filename) {
		std::ofstream ofs;
		ofs.open(filename, std::ofstream::out | std::ofstream::trunc);
		ofs.close();
	}

	void loadAllUsersFromFile(const string& filename) {
		ifstream file(filename);
		if (file.is_open()) {
			User tempUser("", 0, 0, 0, "", 0);
			while (file >> tempUser) {
				users.push_back(tempUser);
				cout << "User data loaded successfully.\n";
			}
			file.close();
		}
		else {
			cerr << "Unable to open the file.\n";
		}
	}

	void subtractCoin(const string& username) {
		int index = findUserIndex(username);
		if (index != -1) {
			users[index].setCoins(users[index].getCoins() - 1);
			storeAllUsersToFile("file.txt");
		}
	}

	void addHigscore(const string& username, int score) {
		int index = findUserIndex(username);
		if (score > users[index].getGame1Highscore())
		{
			if (index != -1) {
				users[index].setGame1Highscore(score);
				storeAllUsersToFile("file.txt");
			}

		}
	}
	vector<User> getAllUsers() {
		return users;
	}

};