from django.db import models
from phonenumber_field.modelfields import PhoneNumberField


# Create your models here.
class department(models.Model):
    title = models.CharField(max_length=255)
    uebergeordnete_abteilung = models.ForeignKey(
        'self',  # Verweis auf dieselbe Tabelle
        on_delete=models.SET_NULL,  # Verhalten beim Löschen der übergeordneten Abteilung
        null=True,  # Darf leer sein (falls keine übergeordnete Abteilung existiert)
        blank=True,
        related_name='unterabteilungen'  # Ermöglicht Rückbezug
    )

    class Meta:
        verbose_name = ("Abteilung")
        verbose_name_plural = ("Abteilungen")

    def __str__(self):
        return self.title

class congregation(models.Model):

    title = models.CharField(("Name"), max_length=150) 

    class Meta:
        verbose_name = ("Versammlung")
        verbose_name_plural = ("Versammlungen")

    def __str__(self):
        return self.title

    def get_absolute_url(self):
        return reverse("congregation_detail", kwargs={"pk": self.pk})

class role(models.Model):

    name = models.CharField(("name"), max_length=50)

    class Meta:
        verbose_name = ("Rolle")
        verbose_name_plural = ("Rollen")

    def __str__(self):
        return self.name

    def get_absolute_url(self):
        return reverse("role_detail", kwargs={"pk": self.pk})


class contributors(models.Model):

    DAY_OPTIONS = [
        ('MI', 'Mittwoch'),
        ('DO', 'Donnerstag'),
        ('FRV', 'Freitag vormittag'),
        ('FRN', 'Freitag nachmittag'),
        ('SAV', 'Samstag vormittag'),
        ('SAN', 'Samstag nachmittag'),
        ('SOV', 'Sonntag vormittag'),
        ('SON', 'Sonntag nachmittag'),
        ('SOA', 'Sonntag abbau'),
        ('MO', 'Montag'),
    ]

    name = models.CharField(("name"), max_length=50)
    firstname = models.CharField(("vorname"), max_length=50)
    birthday = models.DateField(("geburtstag"), auto_now=False, auto_now_add=False)
    congregation = models.ManyToManyField("main.congregation", verbose_name=("congregation"), null=True)
    roles = models.ManyToManyField("main.role", verbose_name=("role"), null=True)
    pioneer = models.BooleanField(("pionier"))
    gender = models.CharField("Geschlecht",max_length=20, choices=[("M", "Männlich"), ("W", "Weiblich")])
    da_approval = models.BooleanField(("Freigabe"), default=False)
    deparment = models.ManyToManyField("main.department", verbose_name=("department"), null=True, blank=True)
    availability = models.CharField(("Verfügbarkeit"), max_length=50, choices=DAY_OPTIONS, blank=True)
    teamleader = models.BooleanField(("Leiter"), default=False)
    second_teamleader = models.BooleanField(("V-Leiter"), default=False)
    mobilnumber = PhoneNumberField(("Mobilnummer"), null=True, blank=True)
    email = models.EmailField(("E-Mail"), max_length=254, null=True, blank=True)

    class Meta:
        verbose_name = ("Helfer")
        verbose_name_plural = ("Helfer")

    def __str__(self):
        return f'{self.name}, {self.firstname}'

    def get_absolute_url(self):
        return reverse("contributors_detail", kwargs={"pk": self.pk})