import time
import random
import os

#Username and Password



#Setting an error variable

error = 0
running = True

#Reading a username and password file

username = open("username.txt", "r")
usr_read = username.read()
username.close()

password = open("password.txt", "r")
psw_read = password.read()
password.close()

#Checking in username and password match

usr_user = input("Username: ")
if usr_user == usr_read:
	pass
else:
	error = 1

usr_pass = input("Password: ")

if usr_pass == psw_read:
	pass
else:
	error = 1

if error == 1:
	print("error", random.randrange(1, 102))
	time.sleep(1)
	quit()
else:
	pass

#Once in gives various options to the user in what they want to do

while running:

	print("What would you like me to check or would you want me to change username and password? Type user to change usr and pass")

	cmd = input("//")
	lines = []
#username and password credit to WindleSR https://www.youtube.com/watch?v=ozFu-xxl2Bs

	if cmd == "user":
		print("Fill in the following.")
		new_usr = input("New Username: ")
		newusr = open("username.txt", "w")
		newusr.write(new_usr)
		newusr.close()


		new_psw = input("New Password: ")
		newpsw = open("password.txt", "w")
		newpsw.write(new_psw)
		newpsw.close()

	if cmd == "quit":
		time.sleep(1)
		running = False

#Ask to check

	if cmd == "homework":
		print("What will you want me to change: check dates, change dates, or view assignments?")
		choice = input("/")
		if choice == "check dates":
			with open('homework.txt', 'rt') as homework: #creating an array and inputting lines of the txt file
				for line in homework:
					lines.append(line)
					print(line[0])
					print("There you go")
		else:
			print("Sorry I do not recognize what you are saying")
			time.sleep(1)
			quit()