from django.db import models
from datetime import date
# import pendulum

class Jumper(models.Model):
    """Représente un gymnaste.
	Un gymnaste peut être actif ou inactif.
	"""

    class Meta:
        verbose_name = "Jumper"
        verbose_name_plural = "Jumpers"

    GENDER_CHOICES = ((0, "Male"), (1, "Female"))

    last_name = models.CharField(max_length=40, null=False, blank=False)
    first_name = models.CharField(max_length=25, null=False, blank=False)
    birthdate = models.DateField(verbose_name="Date de naissance")
    gender = models.PositiveSmallIntegerField(
        choices=GENDER_CHOICES, verbose_name="Sexe"
    )
    is_active = models.BooleanField(default=1, verbose_name="Active")
    club = models.ForeignKey(
        "Club", null=True, on_delete=models.SET_NULL, related_name="jumpers"
    )

    def __str__(self):
        return u"%s, %s" % (self.last_name, self.first_name)
    
    @property
    def age(self):
        """ Renvoie l'âge d'un gymnaste. """
        today = date.today()
        return (
            today.year
            - self.birthdate.year
            - ((today.month, today.day) < (self.birthdate.month, self.birthdate.day))
        )


class Club(models.Model):
    """
    Représente un club. Pour faciliter les filtres, un club peut être actif ou non.
    """

    class Meta:
        verbose_name = "Club"
        verbose_name_plural = "Clubs"

    name = models.CharField(max_length=255, verbose_name="Name")
    city = models.CharField(max_length=255, verbose_name="City")
    acronym = models.CharField(max_length=4, verbose_name="Acronym")
    active = models.BooleanField(default=1, verbose_name="Active")

    def __str__(self):
        return "%s (%s) - %s" % (self.name, self.acronym, self.city)