# -*- coding: utf-8 -*-
import yaml
from django.core.files.storage import FileSystemStorage
from django.db import models
from django.utils.encoding import smart_unicode
from django.utils.translation import ugettext_lazy as _
from jsonfield import JSONField
from . import app_settings


class Contact(models.Model):
    created_at = models.DateTimeField(_('submission date'), auto_now_add=True)
    ip = models.IPAddressField(_('IP address'))
    contact = models.CharField(_('contact'), max_length=128)
    form_tag = models.CharField(_('form'), max_length=32, db_index=True)
    body = JSONField(_('body'))

    @staticmethod
    def pretty_print(value, for_html=False):
        if type(value) in (tuple, list, dict):
            value = yaml.safe_dump(value, 
                allow_unicode=True,
                default_flow_style=False)
            if for_html:
                value = smart_unicode(value).replace(u" ", unichr(160))
        return value

    class Meta:
        ordering = ('-created_at',)
        verbose_name = _('submitted form')
        verbose_name_plural = _('submitted forms')

    def __unicode__(self):
        return unicode(self.created_at)


class Attachment(models.Model):
    contact = models.ForeignKey(Contact)
    tag = models.CharField(max_length=64)
    file = models.FileField(upload_to='contact/attachment')

    @models.permalink
    def get_absolute_url(self):
        return ('contact_attachment', [self.contact_id, self.tag])


__import__(app_settings.FORMS_MODULE)