# coding: utf-8
# Author: Grizzly
#
# Models for litl. The main model keeps track of the the matching
# between the URLs and the custom suffix.

from django.db import models

class Slug(models.Model):
    """Model of a slug. The slug represent the URL that leads to litl.*.*/slug
    A slug has one user and can have from one to many destination.
    """

    slug = models.SlugField(
            max_length=20,
            null=False,
            blank=True,
            help_text="Slug of the new URL. Up to 20 caracters including letters, number, underscores and hyphens.",            )
    
    bulk = models.BooleanField(
            default=False,
            help_text="Generate a short URL leading to multiple destinations",
            )

    uid = models.CharField(
            max_length=100,
            null=True,)
    date = models.DateTimeField(
            auto_now=True,)

    def __str__(self):
        return '{} -> ?'.format(self.slug)

class Destination(models.Model):
    """Model of a destination. A destination is the end URL wanted by the user.
    One Slug can have multiple destinations.
    """

    slug = models.ForeignKey(Slug, on_delete=models.CASCADE)

    destination = models.CharField(
            max_length=300,
            null=False,
            blank=False,
            help_text="The destination URL, limited to 300 characters.",)