12341

from tkinter import *
import os



def delete2():
  screen3.destroy()

def delete3():
  screen4.destroy()

def delete4():
  screen5.destroy()



def login_sucess():
  global screen3
  screen3 = Toplevel(screen)
  screen3.title("Успех")
  screen3.geometry("400x200")
  Label(screen3).pack()#сделать вывод в этот лейбак находящийся в окне регистрации
  mainmenu = Menu(screen)
  screen.config(menu=mainmenu)



  filemenu = Menu(mainmenu, tearoff=0)
  filemenu.add_command(label="Открыть...")
  filemenu.add_command(label="Новый")
  filemenu.add_command(label="Сохранить...")
  filemenu.add_command(label="Выход")

  helpmenu = Menu(mainmenu, tearoff=0)
  helpmenu.add_command(label="Помощь")
  helpmenu.add_command(label="О программе")


  mainmenu.add_cascade(label="Файл", menu=filemenu)
  mainmenu.add_cascade(label="Справка", menu=helpmenu)


def password_not_recognised():
  global screen4
  screen4 = Toplevel(screen)
  screen4.title("Окно")
  screen4.geometry("150x100")
  Label(screen4, text="Ошибка").pack()
  Button(screen4, text="OK", command=delete3).pack()

def user_not_found():
  global screen5
  screen5 = Toplevel(screen)
  screen5.title("Окно")
  screen5.geometry("200x150")
  Label(screen5, text="Пользователь не найден").pack()
  Button(screen5, text="OK", command=delete4).pack()


def register_user():
  print("working")

  username_info = username.get()
  password_info = password.get()

  file=open(username_info, "w")
  file.write(username_info+"\n")
  file.write(password_info)
  file.close()

  username_entry.delete(0, END)
  password_entry.delete(0, END)

  Label(screen1, text = "Успешная регистрация", fg = "green" ,font = ("calibri", 11)).pack()





def login_verify():
  username1 = username_verify.get()
  password1 = password_verify.get()
  username_entry1.delete(0, END)
  password_entry1.delete(0, END)

  list_of_files = os.listdir()
  if username1 in list_of_files:
    file1 = open(username1, "r")
    verify = file1.read().splitlines()
    if password1 in verify:
        login_sucess()
    else:
        password_not_recognised()

  else:
        user_not_found()



def register():
  global screen1
  screen1 = Toplevel(screen)
  screen1.title("Регистрация")
  screen1.geometry("300x250")

  global username
  global password
  global username_entry
  global password_entry
  username = StringVar()
  password = StringVar()

  Label(screen1, text="Пройдите регистрацию").pack()
  Label(screen1, text="").pack()
  Label(screen1, text="Username * ").pack()

  username_entry = Entry(screen1, textvariable = username)
  username_entry.pack()
  Label(screen1, text="Password * ").pack()
  password_entry = Entry(screen1, textvariable = password)
  password_entry.pack()
  Label(screen1, text="").pack()
  Button(screen1, text="Регистрация", width=10, height=1, command=register_user).pack()

def login():
  global screen2
  screen2 = Toplevel(screen)
  screen2.title("Логин")
  screen2.geometry("300x250")
  Label(screen2, text="Войдите в систему").pack()
  Label(screen2, text="").pack()

  global username_verify
  global password_verify

  username_verify = StringVar()
  password_verify = StringVar()


  global username_entry1
  global password_entry1

  Label(screen2, text = "Username * ").pack()
  username_entry1 = Entry(screen2, textvariable = username_verify)
  username_entry1.pack()
  Label(screen2, text="").pack()
  Label(screen2, text="Password * ").pack()
  password_entry1 = Entry(screen2, textvariable = password_verify)
  password_entry1.pack()
  Label(screen2, text="").pack()
  Button(screen2, text="Логин", width=10, height=1, command=login_verify).pack()


def main_screen():
  global screen
  screen = Tk()
  screen.geometry("300x250")
  screen.title("Приложение")
  Label(text="Авторизация", bg="grey", width="300", height="2", font=("Calibri", 13)).pack()
  Label(text="").pack()
  Button(text="Логин", height="2", width="30", command=login).pack()
  Label(text="").pack()
  Button(text="Регистрация",height="2", width="30", command=register).pack()

  screen.mainloop()

main_screen()