/**
 * CSE 374 18sp example
 * A simple bank account class that we'll use to demonstrate proper
 * synchronization.
 */

#ifndef BANKACCOUNT_H
#define BANKACCOUNT_H

#include <atomic>
#include <mutex>

class BankAccount {
 public:
  BankAccount();

  void deposit(double amount);
  void withdraw(double amount);
  double getBalance();
  void setBalance(double amount);
  void transferTo(double amount, BankAccount& other);

 private:
  // This function should only be called once the mutex is already locked.
  void setBalanceWithLock(double amount);

  const int accountId_;

  // This mutex protects access to the balance_.
  std::mutex m_;
  double balance_;

  // The count is atomic so that when we get a new id, we don't have any data
  // races.
  static std::atomic<int> accountCount_;
};

#endif