#!/usr/bin/env python3

import json
import random


def main():
    courses = json.load(open("courses.json", mode="r", encoding="utf-8"))

    for i, course in enumerate(courses):
        print(f"{i + 1}. {course['name']}: {course['description']}")
    print(f"Which course do you want to run? [1-{len(courses)}] ", end="")

    course = courses[int(input()) - 1]

    assert course["name"] == "english-very"

    dictionary = course["data"]
    correct = 0
    for counter, (question, answer) in enumerate(random.sample(dictionary, len(dictionary))):
        print(f"Very {question} -> ", end="")
        try:
            user_input = input()
        except EOFError:
            break
        if user_input.lower() == answer.lower():
            print("Correct!")
            correct += 1
        else:
            print(f"Wrong! The answer was {answer}")


    print(f"Result: {correct}/{counter}")


if __name__ == "__main__":
    main()