from django.contrib.gis.db import models
from django.utils import timezone
from django.core.urlresolvers import reverse

from taggit.managers import TaggableManager
from utils.widgets import markdown_to_html
from jrnl.models import render_images


class CcgNote(models.Model):
    title = models.CharField(max_length=250, null=True, blank=True)
    slug = models.SlugField(unique_for_date='pub_date', blank=True)
    pub_date = models.DateTimeField(default=timezone.now)
    date_last_updated = models.DateTimeField('Date', blank=True)
    body_html = models.TextField(blank=True)
    body_markdown = models.TextField('Note')
    PUB_STATUS = (
        (0, 'Draft'),
        (1, 'Published'),
    )
    status = models.IntegerField(choices=PUB_STATUS, default=1)
    tags = TaggableManager(blank=True)

    def __str__(self):
        return self.title

    def get_absolute_url(self):
        return reverse("ccg_notes:detail", kwargs={"year": self.pub_date.year, "month": self.pub_date.strftime("%m"), "slug": self.slug})

    def save(self, *args, **kwargs):
        md = render_images(self.body_markdown)
        self.body_html = markdown_to_html(md)
        if not self.id:
            self.pub_date = timezone.now()
        self.date_last_updated = timezone.now()
        super(CcgNote, self).save()