#!/usr/bin/python3

import os
import csv
import random
from rich.console import Console
from rich.markdown import Markdown


# Open the CSV file and create a dictionary with all the questions
def _create_dictionary():
    with open(path) as file:
        reader = csv.DictReader(file)
        data = list(reader)
    return data


def _print_question(question_asked):
    """
    :param question_asked:
    :return:
    """
    os.system("clear")
    c = Console()
    actual_question = "# {}".format(question_asked["QUESTION"])
    actual_question = Markdown(actual_question)
    c.print(actual_question)
    answers = []
    for i in question_asked.keys():
        if i.isnumeric():
            answers.append(question_asked[i])
    answer = ""
    for i in answers:
        answer += "1. {} \n".format(i)
    answer = Markdown(answer)
    c.print(answer)


def _has_multiple_answer(question_asked):
    """
    :param question_asked:
    :return Boolean:
    """
    answers = str(question_asked["ANSWER"]).split()
    try:
        if answers[1]:
            return True
    except:
        return False


def _one_digit_answer(question_asked):
    """
    :param question_asked:
    :return Boolean:
    """
    result = input("What's your answer? ")
    if result == question_asked["ANSWER"]:
        return True
    else:
        return False


def _multiple_digit_answer(question_asked):
    """
    :param question_asked:
    :return Boolean:
    """
    answers = input("What's your answer? ").split(" ")
    right_answers = str(question_asked["ANSWER"]).split(" ")
    if len(answers) == 0:
        return False
    for answer in answers:
        try:
            test = right_answers.index(answer)
            right_answers.pop(test)
        except:
            return False
    if len(right_answers) == 0:
        return True
    else:
        return False


def _test_question(question_asked):
    """
    :param question_asked:
    :return Boolean:
    """
    if _has_multiple_answer(question_asked):
        return _multiple_digit_answer(question_asked)
    else:
        return _one_digit_answer(question_asked)


def _print_success(result):
    """
    :param result:
    """
    c = Console()
    if result:
        msg = "## Good job!"
    else:
        msg = "## that's not the right answer..."
    md = Markdown(msg)
    c.print(md)


def print_stats(counter):
    """
    :param counter:
    """
    success = counter.count(True)
    fail = counter.count(False)
    print("{} out of {} correct!".format(success, success + fail))
    input("press ENTER for a new question or CTRL-C to quit")


if __name__ == "__main__":
    path = "./data/list_book1.csv"
    counter = []
    dictionary = _create_dictionary()
    random.shuffle(dictionary)
    for question in dictionary:
        _print_question(question)
        result = _test_question(question)
        counter.append(result)
        _print_success(result)
        print_stats(counter)