from django.contrib.syndication.views import Feed
from django.core.urlresolvers import reverse
from django.shortcuts import get_object_or_404
from boards.models import Post, Tag, NO_PARENT
from neboard import settings

__author__ = 'neko259'


class AllThreadsFeed(Feed):
    title = settings.SITE_NAME + ' - All threads'
    link = '/'
    description_template = 'boards/rss/post.html'

    def items(self):
        return Post.objects.get_threads(order_by='-pub_time')

    def item_title(self, item):
        return item.title

    def item_link(self, item):
        return reverse('thread', args={item.id})

    def item_pubdate(self, item):
        return item.pub_time


class TagThreadsFeed(Feed):
    link = '/'
    description_template = 'boards/rss/post.html'

    def items(self, obj):
        return Post.objects.get_threads(tag=obj, order_by='-pub_time')

    def get_object(self, request, tag_name):
        return get_object_or_404(Tag, name=tag_name)

    def item_title(self, item):
        return item.title

    def item_link(self, item):
        return reverse('thread', args={item.id})

    def item_pubdate(self, item):
        return item.pub_time

    def title(self, obj):
        return obj.name


class ThreadPostsFeed(Feed):
    link = '/'
    description_template = 'boards/rss/post.html'

    def items(self, obj):
        return Post.objects.get_thread(opening_post_id=obj)

    def get_object(self, request, post_id):
        return post_id

    def item_title(self, item):
        return item.title

    def item_link(self, item):
        if NO_PARENT == item.parent:
            return reverse('thread', args={item.id})
        else:
            return reverse('thread', args={item.parent}) + "#" + str(item.id)

    def item_pubdate(self, item):
        return item.pub_time

    def title(self, obj):
        return get_object_or_404(Post, id=obj).title