def get(self, topic_id):
page = int(self.get_argument('page', 1))
per_page = int(self.get_argument('per_page', 20))
pagination = yield gen.maybe_future(
Post.page_list_by_topic(topic_id, page, per_page))
posts = list()
for post in pagination.items:
info = yield gen.maybe_future(_post_info(post))
posts.append(info)
result = {
'page': page,
'per_page': per_page,
'pages': pagination.pages,
'has_prev': pagination.has_prev,
'has_next': pagination.has_next,
'total': pagination.total,
'posts': posts,
}
raise gen.Return(result)
