import time
import string
import random
import sys
import os
# # # # # # #
# Functions #
# # # # # # #
def levels():
    loggedin()
def generator():
    import string
    import random
    import time

    possibleCharacters = string.ascii_lowercase + string.digits + string.ascii_uppercase + ' .,!?;:'

    target = input("Enter your target text: ")
    attemptThis = ''.join(random.choice(possibleCharacters) for i in range(len(target)))
    attemptNext = ''

    completed = False

    generation = 0

    while completed == False:
        print(attemptThis)
        attemptNext = ''
        completed = True
        for i in range(len(target)):
            if attemptThis[i] != target[i]:
                completed = False
                attemptNext += random.choice(possibleCharacters)
            else:
                attemptNext += target[i]
        generation += 1
        attemptThis = attemptNext
        time.sleep(0.02)

    print("Target matched! That took " + str(generation) + " generation(s)")
    end=input("Type 1 to run again or 0 To Return home: ")
    if end=="0":
        loggedin()
    else:
        generator()
def calc():
    print("Welcome to the calculator")
    print("0.Return Home")
    print("1.Add")
    print("2.Subtract")
    print("3.Mutiply")
    print("4.Divide")
    main=input("Choice: ")
    if main=="0":
        loggedin()
    if main=="1":
        one=input("One: ")
        two=input("Two: ")
        total= float(one) + float(two)
        print(total)
        close=input("Press Enter To Continue")
        calc()
    if main=="2":
        one=input("One: ")
        two=input("Two: ")
        total= float(one) - float(two)
        print(total)
        close=input("Press Enter To Continue")
        calc()
    if main=="3":
        one=input("One: ")
        two=input("Two: ")
        total= float(one) * float(two)
        print(total)
        close=input("Press Enter To Continue")
        calc()
    if main=="4":
        one=input("One: ")
        two=input("Two: ")
        total= float(one) / float(two)
        print(total)
        close=input("Press Enter To Continue")
        calc()
    else:
        calc()
# # # # # # #
# User Area #
# # # # # # #
def loggedin():
    time.sleep(1)
    print ("             "*2000)
    print("Options are listed below type one of them in to continue")
    print("0.Logout")
    print("1.Change Your Password")
    print("2.Use A Calculator")
    print("3.Text Generator")
    print("4.Levels")
    main=input("Choice: ")
    if main=="0":
        home1()
    if main=="1":
        password()
    if main=="2":
        calc()
    if main=="3":
        generator()
    if main=="4":
        levels()
    else:
        loggedin()
# # # # # # # # #
#   Admin       #
# # # # # # # # #
def adminlogin():
    print("Admin Control Panel")
    username=input("Username: ")
    password=input("Password: ")
    if username=="dan":
        if password=="dan":
            print("Logged In")
            print("             "*2000)
            adminhome()
        else:
            print("Login Failed, Returning Home")
            home1()
    else:
        print("Login Failed, Returning Home")
        home1()
def tempadminhome():
    adminhome()
def adminhome():
    print("Options are listed below type one of them in to continue")
    print("0.Logout")
    print("1.Change a users login details")
    print("2.Delete a user from the system")
    main=input("Choice: ")
    if main=="1":
        adminpassword()
    if main=="2":
        deleteuser()
    if main=="0":
        home1()
    else:
        tempadminhome()
def deleteuser():
    print("Please enter the username of the user to delete enter '1' to return home")
    user=input("Username: ")
    if user=="1":
        print("\n")
        adminhome()
    else:
        try:
            os.remove((user) + (".txt"))
            print((user) + (" Removed from the system returning Home\n"))
            adminhome()
        except IOError:
            print("User Doesn't exist in the system, Returning Home\n")
            adminhome()
def adminpassword():
    print("Enter the users username and desired password, If the user doesn't exist one will be created")
    username=input("Username: ")
    password=input("Password: ")
    f = open((username) + '.txt','w+')
    f.write(("-= Info =- \n") + (username) + ("\n") + (password))
    f.close()
    adminhome()
# # # # # # # # #
#    AUTH       #
# # # # # # # # #
def returnpasssword():
    password()
def password():
    print("Please Relogin before chaning your password, type '1' to return home")
    username=input("Username: ")
    time.sleep(0.10)
    if username=="1":
        loggedin()
    else:
        password=input("Password: ")
        try:
            f = open((username) + '.txt','r')
            f = f.readlines()
            a = f[1]
            b = ((username) + ("\n"))
            time.sleep(0.10)
            if a==b:
                a = f[2]
                b = (password)
                time.sleep(0.10)
                if a==b:
                    time.sleep(0.10)
                    print("Please enter your new password")
                    newpassword=input("Password: ")
                    f = open((username) + '.txt','w+')
                    f.write(("-= Info =- \n") + (username) + ("\n") + (newpassword))
                    f.close()
                    print(("Your new details are the following:\n") + ("Username: ") + (username) + ("\nPassword: ") + (newpassword))
                    time.sleep(2)
                    loggedin()
                else:
                    print("Username Or Password Incorrect!")
                    returnpasssword()
            else:
                print("Username Or Password Incorrect!")
                returnpasssword()
        except IOError:
            print("Username Or Password Incorrect!")
            returnpasssword()
def login():
    username=input("Username: ")
    time.sleep(0.10)
    password=input("Password: ")
    try:
        f = open((username) + '.txt','r')
        f = f.readlines()
        a = f[1]
        b = ((username) + ("\n"))
        time.sleep(0.10)
        if a==b:
            a = f[2]
            b = (password)
            time.sleep(0.10)
            if a==b:
                time.sleep(0.10)
                print("Logged in")
                print("Sending you to Home")
                time.sleep(0.25)
                loggedin()
            else:
                print("Username Or Password Incorrect!")
                home1()
        else:
            print("Username Or Password Incorrect!")
            home1()
    except IOError:
        print("Username Or Password Incorrect!")
        home1()
def create():
    username=input("Username: ")
    password=input("Password: ")
    try:
        f = open((username) + '.txt','r')
        time.sleep(0.10)
        f = f.readlines()
        a = f[0]
        b = ("-= Info =- \n")
        time.sleep(0.10)
        if a==b:
            print("Username Already Exists")
        else:
            home1()
    except IOError:
        f = open((username) + '.txt','w+')
        f.write(("-= Info =- \n") + (username) + ("\n") + (password))
        f.close()
        print(("Your Login Details Are:\nUsername: ") + (username) + ("\nPassword: ") + (password) + ("\nYou have 5 Seconds To Write These Down"))
        time.sleep(5)
        print ("             "*2000)
        home1()
# # # # # # # # #
#    Home       #
# # # # # # # # #
def temphome():
    home1()
def home1():
    home1=input("Would you like to 'Login' or 'Create' a new account?: ")
    home1 = home1.lower()
    if home1=="login":
        login()
    if home1=="create":
        create()
    if home1=="admin":
            adminlogin()
    else:
        start=input("Press Any Key To Return Home")
        temphome()
# # # # # # # #
# Main Centre #
# # # # # # # #
home1()