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/*
	Anthony Wlodarski
	ant92083@gmail.com
	Bank Account Class
*/

#include <iostream>
#include <string>
using namespace std;

class bankAccount
{
	string password;
	string firstName;
	string lastName;
	float accountBalance;

public:
	// deconstructor
	~bankAccount();
	bankAccount(string firstName, string lastName, string password, float balance); // default constructor
	// set methods
	void setPassword(string password);
	void setFirstName(string firstName);
	void setLastName(string lastName);
	void setAccountBalance(float accountBalance);
	// get methods
	float getAccountBalance() { return this->accountBalance; }
	string getAccountName() { return this->lastName + " " + this->lastName; }
	string getPassword() { return this->password; }
	// additional functions
	bool authenticate(string password);
	bool deposit(float n);
	bool withdrawal(float n);
	bool changePassword();
};

int main()
{
	bool exit = false;
	bankAccount *myAccount = new bankAccount("Anthony", "Wlodarski", "plasticpen5", 2000.00);
	int command = 0;
	float deposit, withdrawal = 0.0;

	while(!exit)
	{
		// reset the command
		command = 0;
		withdrawal = 0;
		deposit = 0;

		cout << "Please enter one of the following choices." << endl;
		cout << "1. View account balance." << endl;
		cout << "2. Make a deposit." << endl;
		cout << "3. Make a withdrawal." << endl;
		cout << "4. Change account password." << endl;
		cout << "5. Exit." << endl << endl;
		
		cin >> command;

		switch(command)
		{
		case 1:
			cout << "Your account balance is: " << myAccount->getAccountBalance() << endl;
			break;
		case 2:
			cout << "Please enter the amount you would like to deposit (xxxx.xx format please):" << endl;
			cin >> deposit;
			myAccount->deposit(deposit);
			break;
		case 3:
			cout << "Enter the amount you would like to withdraw:" << endl;
			cin >> withdrawal;
			myAccount->withdrawal(withdrawal);
			cout << "Your account balance is: " << myAccount->getAccountBalance() << endl;
			break;
		case 4:
			myAccount->changePassword();
			break;
		case 5:
			exit = true;
			break;
		default:
			cout << "You did not enter one of the above commands please try again." << endl;
		}
	}// end of while loop

	// clean up our dynamic memory allocation
	delete myAccount;

	return 0;
}

// Class function defintions
// deconstructor
bankAccount::~bankAccount() {}

bankAccount::bankAccount(std::string firstName, std::string lastName, std::string password, float balance)
{
	this->firstName = firstName;
	this->lastName = lastName;
	this->password = password;
	this->accountBalance = balance;
}

// set password
void bankAccount::setPassword(string password)
{
	this->password = password;
}
// set account firstname
void bankAccount::setFirstName(string firstName)
{
	this->firstName = firstName;
}

//
void bankAccount::setLastName(string lastName)
{
	this->lastName = lastName;
}

// set the account balance
void bankAccount::setAccountBalance(float accountBalance)
{
	this->accountBalance = accountBalance;
}

// authenticate the password
bool bankAccount::authenticate(string password)
{
	if(this->password == password)
	{
		return true;
	}
	else
	{
		return false;
	}
}

//deposit funds into the account
bool bankAccount::deposit(float n)
{
	string password = "";
	cout << "Please enter your password: ";
	cin >> password;

	if(this->authenticate(password))
	{
		this->setAccountBalance(this->accountBalance + n);
		cout << "Your funds have been deposited succesfully." << endl;
		cout << "Your new account balance is: " << this->getAccountBalance() << endl;
		return true;
	}
	else
	{
		cout << "We could not authenticate you to the system, returning to main menu." << endl;
		return false;
	}
}

bool bankAccount::withdrawal(float n)
{
	string password = "";
	cout << "Please enter your password: ";
	cin >> password;
	if(this->authenticate(password))
	{
		if(n > this->accountBalance)
		{
			cout << "Insufficient funds, cannot withdraw " << n << " from bank account." << endl;
			return false;
		}
		else
		{
			this->setAccountBalance(this->accountBalance - n);
			cout << "Please remember to take your cash and your recepit! " << endl;
			return true;
		}
	}
	else
	{
		cout << "We could not authenticate you to the system, returning to main menu." << endl;
		return false;
	}
}

bool bankAccount::changePassword()
{
	string old, first, second;
	cout << "Please enter your old password: ";
	cin >> old;

	if(this->authenticate(old))
	{
		cout << "Please enter your new password: ";
		cin >> first;
		cout << "Please enter your new password again: ";
		cin >> second;

		if(first == second)
		{
			this->setPassword(first);
			cout << "Your authentication token has been updated, returning to main menu." << endl;
			return true;
		}
		else
		{
			cout << "Authentication tokens did not match, returning you to the main menu." << endl;
			return false;
		}
	}
	else
	{
		cout << "You failed to authenticate to the system, returning to main menu." << endl;
		return false;
	}
}