import random
import time
import os
import hashlib
import getpass
global listUsers
global listPass
global LPassword
global listHash
listUsers = []
listPass = []
listHash = []
'''
def encryptList(username,password):
  for x in username:
    b = random.choice(username)
    c = random.choice(password)
    print(" {}   {}    {}".format(b,c,x))
'''

def passwordHashing(password1):
  hash_object1 = hashlib.sha256(password1.encode())
  hex_dig1 = hash_object1.hexdigest()
  for x in listPass:
    hash_object = hashlib.sha256(x.encode())
    hex_dig = hash_object.hexdigest()
    listHash.append(hex_dig)
  return hex_dig1

def passwordDictHashing():
  for listPass in dict1:
    hash_object = hashlib.sha256(listPass.encode())
    hex_dig = hash_object.hexdigest()
    return hex_dig

def Register():

  username = input("Your wished Username :")
  password = getpass.getpass('Your wished Password ::')
  listUsers.append(username)
  listPass.append(password)
  print("Successfully registered !")
  time.sleep(3)
  welcome()


def welcome():
  os.system('cls' if os.name == 'nt' else 'clear')
  print("Welcome to matt and ivan's lasagna")
  print("Enter number : \n 1. Register \n 2. Login")
  answer = input()
  if answer =='1':
    Register()
  elif answer =='2':
    login()
  else:
    print("You are stupid")
    time.sleep(3)
    os.system('cls' if os.name == 'nt' else 'clear')
    welcome()

def login():
  Lusername = input("Username : ")
  LPassword = getpass.getpass("UPassword : ")
  BPassword = passwordHashing(LPassword)
  if Lusername in listUsers and BPassword in listHash:
    print("Logged in")
    time.sleep(3)
    loggedIn(Lusername)
  else:
    print("Please try again.")
    time.sleep(1)
    os.system('cls' if os.name == 'nt' else 'clear')
    login()

  #print(username + "  " + passowrd)

def loggedIn(Lusername):
  Lusername = Lusername
  dict1 = {"Usernames":listUsers, "Passwords":listPass, "HashList":listHash}


  os.system('cls' if os.name == 'nt' else 'clear')
  print("Welcome {}!".format(Lusername))
  print("What do you want to do ?\n1. See all users and passwords.\n 2. Return to the main menu.")
  answer = input()
  if answer == "1":
    print('List of usernames : {}'.format(dict1["Usernames"]))
    #print('List of passwords : {}'.format(dict1["Passwords"]))
    print('List of Hash : {}'.format(dict1["HashList"]))
    time.sleep(1)
    answer2 = input("Do you wish to remove an account ?Y/N: ")
    answer2 = answer2.lower()
    if answer2 == "y":
      print("In progress")
    elif answer2 == "n":
      loggedIn(Lusername)
  elif answer == "2":
    welcome()





'''
def PasswordEncryption():

'''
welcome()