# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
from __future__ import division, with_statement

import unicodedata

from django.db import models

from ox.django import fields
import ox


def get_name_sort(name):
    person, created = Person.objects.get_or_create(name=name)
    name_sort = unicodedata.normalize('NFKD', person.name_sort)
    return name_sort


class Person(models.Model):
    name = models.CharField(max_length=200)
    name_sort = models.CharField(max_length=200)

    #FIXME: how to deal with aliases
    aliases = fields.TupleField(default=[])

    imdbId = models.CharField(max_length=7, blank=True)
    wikipediaId = models.CharField(max_length=1000, blank=True)

    class Meta:
        ordering = ('name_sort', )

    def __unicode__(self):
        return self.name

    def save(self, *args, **kwargs):
        if not self.name_sort:
            self.name_sort = ox.normalize.canonicalName(self.name)
        super(Person, self).save(*args, **kwargs)

    def get_or_create(model, name, imdbId=None):
        if imdbId:
            q = model.objects.filter(name=name, imdbId=imdbId)
        else:
            q = model.objects.all().filter(name=name)
        if q.count() > 0:
            o = q[0]
        else:
            o = model.objects.create(name=name)
            if imdbId:
                o.imdbId = imdbId
            o.save()
        return o
    get_or_create = classmethod(get_or_create)

    def json(self):
        return self.name