# We use custom seeded UUID generation during testing
import uuid

from decouple import config
from django.contrib.auth.models import User
from api.models import Order
from django.db import models
from django.utils import timezone

if config("TESTING", cast=bool, default=False):
    import random
    import string

    random.seed(1)
    chars = string.ascii_lowercase + string.digits

    def custom_uuid():
        return uuid.uuid5(uuid.NAMESPACE_DNS, "".join(random.choices(chars, k=20)))

else:
    custom_uuid = uuid.uuid4


class Notification(models.Model):
    # notification info
    reference = models.UUIDField(default=custom_uuid, editable=False)
    created_at = models.DateTimeField(default=timezone.now)

    user = models.ForeignKey(User, on_delete=models.CASCADE, default=None)
    order = models.ForeignKey(Order, on_delete=models.CASCADE, default=None)

    # notification details
    title = models.CharField(max_length=120, null=False, default=None)
    description = models.CharField(max_length=120, default=None, blank=True)

    def __str__(self):
        return f"{self.title} {self.description}"