Model layouts - venue

class CorecrmModel(SaveTheChange, models.Model):
    request = None

    def delete(self):
        if hasattr(self, 'active'):
            self.active = False
            self.save()
        elif hasattr(self, 'is_active'):
            self.is_active = False
            self.save()
        else:
            super(CorecrmModel, self).delete()

    class Meta:
        abstract = True


class VenueType(CorecrmModel):
    name = models.CharField(max_length=50)

    def __unicode__(self):
        return self.name


class Venue(CorecrmModel):
    name = models.CharField(max_length=100, blank=False)
    logo = ImageWithThumbsField(upload_to='venue/venue/logo/', sizes=((80, 125), (125, 80), (103, 103)),
        blank=True, default='')
    group = models.ForeignKey(GroupOperator, default=1)
    venue_type = models.ManyToManyField(VenueType, help_text='')
    address1 = models.CharField(max_length=255, blank=False)
    address2 = models.CharField(max_length=255, blank=True)
    address3 = models.CharField(max_length=255, blank=True)
    city = models.CharField(max_length=50, blank=False)
    region = models.CharField(max_length=50, blank=True)
    postcode = models.CharField(max_length=10, blank=False)
    country = models.CharField(max_length=255, blank=True, default='')
    bdm = models.ForeignKey('people.UserProfile', related_name='venue_bdms',
            verbose_name='BDM',
            limit_choices_to={'groups__name__in': [u'BDM']}
        )
    hoo = models.ForeignKey('people.UserProfile', related_name='venue_hoos',
            verbose_name='head of ops',
            limit_choices_to={'groups__name__in': [u'Head of Ops']}
        )
    function_facilities = models.ManyToManyField(VenueFunctionFacility, blank=True)
    screening_formats = models.ManyToManyField('cinema.ScreeningFormat', blank=True, null=True)
    default_pre_film_time = models.PositiveSmallIntegerField(blank=True, null=True)
    default_post_film_time = models.PositiveSmallIntegerField(blank=True, null=True)
    fes_id = models.PositiveIntegerField(blank=True, null=True)

    def __unicode__(self):
        return self.name


class Area(CorecrmModel):
    name = models.CharField(max_length=100, verbose_name=u'name of area')
    friendly_name = models.CharField(max_length=100, blank=True, default='')
    venue = models.ForeignKey(Venue)
    area_type = models.ManyToManyField(AreaType)
    description = models.TextField(blank=True)
    configurable = models.BooleanField(default=False, verbose_name='table layout can be changed')
    capacity = models.IntegerField(default=0)
    code = models.CharField(max_length=100, blank=True, default='')
    is_customer_selectable = models.BooleanField(default=True)
    is_online_bookable = models.BooleanField(default=True)
    max_standing = models.SmallIntegerField(default=0)
    max_seating = models.SmallIntegerField(default=0)
    include_in_avail_search = models.BooleanField(default=True)
    order = models.SmallIntegerField(blank=True, default=0)
    min_covers = models.SmallIntegerField(default=0, verbose_name="minimum covers per table")
    max_covers = models.SmallIntegerField(default=0, verbose_name="maximum covers per table")

    def __unicode__(self):
        return "%s, %s" % (self.venue.name, self.name)


class AreaLayout(CorecrmModel):
    name = models.CharField(max_length=100)
    description = models.TextField()
    area = models.ForeignKey(Area)
    additional_notes = models.TextField(blank=True)
    layout_type = models.ManyToManyField(AreaLayoutType, default=None)

    def __unicode__(self):
        return "%s: %s" % (self.area.venue.name, self.name)


class Booth(CorecrmModel):
    name = models.CharField(max_length=100)
    description = models.TextField(blank=True)
    area_layout = models.ForeignKey(AreaLayout, limit_choices_to={
        'area__venue__venue_type__name__in': ['Nightclub', 'Pub', 'Bar']})
    capacity = models.IntegerField()


class BoothAdmin(admin.ModelAdmin):
    list_filter = [PermittedVenueForBoothListFilter]
    ordering = ['area_layout__area__venue__name', 'name']

    def queryset(self, request):
        queryset = Booth.objects.none()
        venues = request.user.valid_venues
        for venue in venues:
            for area in venue.area_set.all():
                for al in area.arealayout_set.all():
                    queryset = queryset | al.booth_set.all()
        return queryset

    def __unicode__(self):
        return "%s: %s" % (self.area_layout.area.venue.name, self.name)