# -*- coding: utf-8 -*-

'''

Created on Jan 30, 2012

@author: ymh

'''

import logging

from optparse import make_option

from django.conf import settings

from django.core.management.base import NoArgsCommand

from django.core.management.color import no_style

from hdabo.utils import show_progress

from hdalab.models.renkan import HdalabRenkan

from hdalab.services import renkan_capture_preview

logger = logging.getLogger(__name__)

class Command(NoArgsCommand):

    '''

    calculate renkan preview.

    '''

    options = ''

    help = """calculate renkan preview."""

    option_list = NoArgsCommand.option_list + (

        make_option('--all',

            action='store_true',

            dest='all',

            default=False,

            help='force all tags to be updated, not only those not yet processed'),

    )

    def handle_noargs(self, **options):

        self.style = no_style()

        self.all = options.get('all', False)

        queryset = HdalabRenkan.objects.filter(state=HdalabRenkan.PUBLISHED)

        if not self.all:

            queryset = queryset.filter(renkan__image = settings.DEFAULT_RENKAN_ICON)

        count = queryset.count()

        writer = None

        for i,hdalab_renkan in enumerate(queryset.select_related()):

            writer = show_progress(i+1, count, hdalab_renkan.renkan.title, 50, writer)

            if hdalab_renkan.renkan.image and hdalab_renkan.renkan.image != settings.DEFAULT_RENKAN_ICON:

                hdalab_renkan.renkan.image.delete(False)

                hdalab_renkan.renkan.image.delete_thumbnails()

            renkan_capture_preview(hdalab_renkan)