#!/usr/bin/env python
# encoding: utf-8


from PyInquirer import prompt
from datetime import datetime
from functools import wraps

from .getconfig import config


def prompt_until_validate(func):
    @wraps(func)
    def wrapper(*args, **kwrd):
        ans = func(*args, **kwrd)
        question = [{"type": "confirm", "name": "confirm", "message": "C'est bon?"}]
        while not prompt(question)["confirm"]:
            ans = func(ans)
        return ans

    return wrapper


@prompt_until_validate
def prompt_exam(**kwrd):
    """ Prompt questions to edit an exam """
    questions = [
        {
            "message": "Nom de la classe",
            "type": "list",
            "name": "_tribe",
            "choices": [t["name"] for t in config["tribes"]],
            "default": kwrd.get("tribe", ""),
        },
        {
            "message": "Type d'évaluation",
            "type": "input",
            "name": "type",
            "default": kwrd.get("type", "DS"),
        },
        {
            "message": "Date (%y%m%d)",
            "type": "input",
            "name": "_date",
            "validate": lambda x: (len(x) == 6) and x.isdigit(),
            "default": kwrd.get("_date", datetime.today().strftime("%y%m%d")),
        },
        {
            "message": "Nombre d'exercice",
            "type": "input",
            "name": "ExQty",
            "validate": lambda x: x.isdigit(),
            "default": kwrd.get("ExQty", "1"),
        },
    ]
    exam = prompt(questions)
    exam["tribe"] = [t for t in config["tribes"] if exam["_tribe"] == t["name"]][0]
    exam["date"] = datetime.strptime(exam["_date"], "%y%m%d")

    return exam


@prompt_until_validate
def prompt_exercise(number=1, **kwrd):
    questions = [
        {
            "message": "Nom de l'exercice",
            "type": "input",
            "name": "name",
            "default": kwrd.get("name", f"Exercice {number}"),
        }
    ]
    exercise = prompt(questions)
    exercise["questions"] = []

    append = [
        {
            "message": "Ajouter un élément de notation",
            "type": "confirm",
            "name": "append",
        }
    ]
    while prompt(append)["append"]:
        exercise["questions"].append(prompt_question())

    return exercise


def prompt_question():
    pass