from django.db import models
from django.utils.translation import gettext_lazy as _
from django.utils import timezone

# Create your models here.


def default_realization_time():
    return timezone.now()  # + datetime.timedelta(hours=1)


class Waiter(models.Model):
    name = models.CharField(_('Imię i nazwisko'), max_length=120)

    def __str__(self):
        return self.name

    class Meta:
        verbose_name = _('Kelner')
        verbose_name_plural = _('Kelnerzy')


class Meal(models.Model):
    name = models.TextField(_('Danie'))

    def __str__(self):
        return self.name

    class Meta:
        verbose_name = _('Danie')
        verbose_name_plural = _('Dania')


class Order(models.Model):
    created_on = models.DateTimeField(_('Utworzono'), auto_now_add=True)
    updated_on = models.DateTimeField(_('Zaktualizowano'), auto_now=True)
    realization_time = models.CharField(
        _('Godzina realizacji'), max_length=250, null=True, blank=True
    )
    waiter = models.ForeignKey(
        Waiter,
        models.SET_NULL,
        related_name='orders',
        verbose_name=_('Kelner'),
        null=True,
    )
    client = models.CharField(_('Klient'), max_length=250, null=True, blank=True)
    data = models.JSONField(_('Dane zamówienia'), default=dict)

    class StatusChoices(models.IntegerChoices):
        ORDERED = (1, _('Zamówienie złożone'))
        IN_PROGRESS = (2, ('Zamówienie w trakcie przygotowywania'))
        READY = (3, _('Zamówienie gotowe'))
        FINALIZED = (4, _('Zamówienie zrealizowane'))

    status = models.PositiveSmallIntegerField(
        _('Status zamówienia'),
        choices=StatusChoices.choices,
        default=StatusChoices.ORDERED,
    )

    def __str__(self):
        return str(self.id)

    class Meta:
        verbose_name = _('Zamówienie')
        verbose_name_plural = _('Zamówienia')