def index_page(n):
# TODO: 分页实现的优化
skip = (int(n)-1) * PAGE_LIMIT
book_count = BookInfo.objects.count()
books = BookInfo.objects.skip(skip).limit(PAGE_LIMIT)
users = User.objects
book_amount = amount.count_all()
book_out = Delivery.objects(returned__ne=True).count()
return render_template('index.html', books=books, user=current_user, all_books=books, users=users,
page=(book_count/PAGE_LIMIT)+2, current_page=int(n),
book_amount=book_amount, book_out=book_out)
def index(category=''):
category_dict = {
'category': category
}
book_count = BookInfo.objects.count()
if category:
books = BookInfo.objects.filter(**category_dict)
else:
books = BookInfo.objects.limit(PAGE_LIMIT)
users = User.objects
book_amount = amount.count_all()
book_out = Delivery.objects(returned__ne=True).count()
return render_template('index.html', books=books, user=current_user, all_books=books,
users=users, page=(book_count/PAGE_LIMIT)+2, current_page=1,
book_amount=book_amount, book_out=book_out)