import os,sys,inspect,base64,sys
from time import sleep

for root, dirs, files in os.walk("."):
    for filename in files:
        if filename == "Quizz.py":
            os.system("title "+filename.replace(".py",""))

mdir = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))
data = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))+"/Data"
quiz = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))+"/Core/Questions"
ref = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))+"/Core/Reference"
answers = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))+"/Core/Answers"
config = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))+"/Core/Config"

if inspect.getfile(inspect.currentframe()) != inspect.getfile(inspect.currentframe()):
    while True:
        os.system("cls")
        print("File currupted.");
        input()

if not os.path.exists("Core"):
    os.mkdir("Core")

os.chdir("Core")
if not os.path.exists("Questions"):
    os.mkdir("Questions")

if not os.path.exists("Answers"):
    os.mkdir("Answers")

if not os.path.exists("Config"):
    os.mkdir("Config")

if not os.path.exists("Reference"):
    os.mkdir("Reference")

os.chdir(mdir)
if not os.path.exists("Data"):
    os.mkdir("Data")

if os.path.exists("install"):
    sys.exit(101001)

attempts = 0;
cur_test_score = 0;
cur_test_max_score = 0;
cur_test_question = 0;
nr_ref = 0;
max_score = 0;
score = 0;
os.chdir(config);
for root, dirs, files in os.walk("."):
    for filename in files:
        with open(filename,"r+") as k:
            max_score += int(k.readlines()[1]);

def question(qset):
    global cur_test_question
    global cur_test_max_score
    global cur_test_score
    os.chdir(quiz)
    with open(qset+".dat","r") as kek:
        lop = kek.readlines()
        kek.close()
    os.chdir(ref)
    with open(qset+".dat","r") as kek:
        lpo = kek.readlines()
        kek.close()
    print("",lop[0+cur_test_question],"",lpo[0+cur_test_question])
    cur_test_question += 1


def answer(qset,ans):
    global nr_ref
    global cur_test_max_score
    global cur_test_score
    os.chdir(answers)
    with open(qset+".dat","r") as kek:
        lop = kek.readlines()
        kek.close()
    if ans == lop[0+nr_ref].replace("",""):
        os.chdir(config)
        with open(qset+".dat","r") as kek:
            con = kek.readlines()
            kek.close()
        cur_test_score += int(con[2+nr_ref])
        return("Correct")
    else:
        return("Incorrect")

def quizz(user,qset):
    global cur_test_question
    global cur_test_max_score
    global cur_test_score
    global nr_ref
    global attempts
    os.chdir(quiz);
    with open(qset+".dat") as q:
        qs = q.readlines();
    os.chdir(config);
    with open(qset+".dat") as conf:
        con = conf.readlines();
    os.system("cls");
    for i in range(0,int(con[0])):
        os.system("cls")
        print("This is a question set for",qset,"Number of questions in this set left:",int(con[0]) - nr_ref,"Maximum score for this set is:",con[1],"Your current score for this test is",cur_test_score,"Current question number:",cur_test_question)
        question(qset)
        ans = input("Choose your answer: ").upper()
        os.system("cls")
        print(answer(qset,ans))
        nr_ref += 1
        sleep(1.2)
    os.system("cls")
    per = cur_test_score / int(con[1]) * 100
    print("You have completed the test! Your score for this test was "+str(cur_test_score)+"/"+str(con[1])+"That is "+str(per)+"%")
    input()
    save(user)

def save(user):
    global cur_test_score
    global attempts
    os.chdir(data)
    with open(base64.b64encode(str.encode(user)).decode()+".dat","r+") as lel:
        content = lel.readlines()
        lel.close()
    add1 = int(content[1]) + cur_test_score
    add2 = int(content[2]) + attempts
    content[1] = str(add1)+""
    content[2] = str(add2)
    with open(base64.b64encode(str.encode(user)).decode()+".dat","w") as lol:
        for line in content:
            lol.write(str(line))
    main(user)

def main(user):
    global score
    global attempts
    global cur_test_question
    global cur_test_max_score
    global cur_test_score
    global nr_ref
    os.chdir(data)
    with open(base64.b64encode(str.encode(user)).decode()+".dat","r+") as usr:
        content = usr.readlines()
        points = content[1]
        attempts = int(content[2])
    cur_test_score = 0;
    cur_test_max_score = 0;
    cur_test_question = 0;
    nr_ref = 0;
    score = 0;
    while True:
        os.system("cls");
        print("Your points:",points,"Your overall test attempts:",attempts,"");
        print("Available Quizzes:");
        os.chdir(quiz);
        quizzes = []
        for root, dirs, files in os.walk("."):
            for filename in files:
                quizzes.append(filename.replace(".dat",""));
                print(filename.replace(".dat",""));
        ch = input("What test would you like to try? ");
        if ch == "reload":
            print("Reloading...")
            sleep(0.5)
        elif ch in quizzes:
            quizz(user,ch)
        else:
            os.system("cls")
            print("The question set does not exist!")
            sleep(2)


def Log(msg,err):
    os.system("cls");
    if err == None:
        print(msg);
    if err == 1:
        print("Password or Username does not match!");
    if err == 2:
        print("Invalid input!");
    if err == 3:
        print("Unknown error, Code: 3");
    sleep(2);

def login(user,password):
    os.chdir(data)
    if not os.path.exists(base64.b64encode(str.encode(user)).decode()+".dat"):
        Log("",1);
    else:
        with open(base64.b64encode(str.encode(user)).decode()+".dat","r") as usr:
            content = usr.readlines()
            if content[0].replace("","") == base64.b64encode(str.encode(password)).decode():
                Log("You have successfully logged in",None);
                main(user);
            else:
                Log("",1);

def register(user,password,c_password):
    os.chdir(data)
    if c_password != password:
        Log("Passwords do not match!",None)
    elif user == password:
        Log("Username cannot be the same as passwords",None);
    elif len(password) < 8:
        Log("Password is too short",None)
    elif len(password) > 24:
        Log("Password is too long",None)
    else:
        if not os.path.exists(base64.b64encode(str.encode(user)).decode()+".dat"):
            with open(base64.b64encode(str.encode(user)).decode()+".dat","w+") as usr:
                usr.write(base64.b64encode(str.encode(password)).decode());
                usr.write("\n"+"0");
                usr.write("\n"+"0");
                usr.close();
                main(user);

a = 1
while a == 1:
    os.system("cls")
    print("Welcome to the Quizz\nWould you like to Register or Login?\n")
    c = input("").lower()
    check = c
    if c == "register" or c == "reg" or c == "r":
        while c == check:
            os.system("cls")
            username = input("Your username: ")
            password = input("Your password: ")
            c_password = input("Confirm your password: ")
            a = 0
            register(username,password,c_password)
    elif c == "login" or c == "log" or c == "l":
        while c == check:
            os.system("cls")
            username = input("Username: ")
            password = input("Password: ")
            a = 0
            login(username,password)