我在我的rails应用程序中使用solr via sunspot，我希望按日期排列前3个文章，按喜欢降序排序。
我的文章表包含字段title, content, published_at, likes
可搜索区块：
searchable do
text(:title)
date(:published_at)
integer(:likes)
end
数据：
title | published_at | likes
-------------------------------------
Article 1 | 25th Dec 2017 | 2
Article 2 | 25th Dec 2017 | 3
Article 3 | 25th Dec 2017 | 1
Article 4 | 25th Dec 2017 | 3
Article 5 | 25th Dec 2017 | 6
Article 6 | 26th Dec 2017 | 0
Article 7 | 26th Dec 2017 | 4
Article 8 | 26th Dec 2017 | 6
Article 9 | 26th Dec 2017 | 8
Article 10 | 26th Dec 2017 | 2
Article 11 | 27th Dec 2017 | 9
Article 12 | 27th Dec 2017 | 5
Article 13 | 27th Dec 2017 | 4
Article 14 | 27th Dec 2017 | 6
Article 15 | 27th Dec 2017 | 1
预期的O / P：
25th Dec
Article 5
Article 2
Article 4
26th Dec
Article 9
Article 8
Article 7
27th Dec
Article 11
Article 14
Article 12
非常感谢任何帮助。