from django.contrib.auth import get_user_model
from django.db import models

User = get_user_model()


class Proposition(models.Model):
    name = models.CharField(max_length=100, verbose_name="nom du morceau")
    artist = models.CharField(blank=True, max_length=100)
    user = models.ForeignKey(User, on_delete=models.CASCADE, verbose_name="Proposé par")
    link = models.URLField(blank=True)

    def __str__(self):
        return self.name

    class Meta:
        verbose_name = "Proposition de morceau"
        verbose_name_plural = "Propositions de morceaux"


class Answer(models.Model):
    YES = "oui"
    NO = "non"

    REP_CHOICES = [(YES, "Oui"), (NO, "Non")]

    proposition = models.ForeignKey(Proposition, on_delete=models.CASCADE)
    user = models.ForeignKey(User, on_delete=models.CASCADE)
    answer = models.CharField("Réponse", max_length=3, choices=REP_CHOICES)

    class Meta:
        unique_together = ("proposition", "user")
        verbose_name = "Réponse à une proposition"
        verbose_name_plural = "Réponses à une proposition"