Search and Suggestion

Implementation details of Search

For search, Forli is dependent on Elasticsearch(5.5). Searchkick gem is used to communicate with Elasticsearch. Searchkick provides flexible and easy API to interact with Elasticsearch.

The Similar questions API is built with Searchkick's similar API which uses more_like_this Elasticsearch Query API.

Questions and Tag suggestion API is built with the default filtering API.

All the search and suggestions API implementation could be find in: app/controllers/search_controller.rb

The indexing logic is done in: lib/search/searchable.rb

After each create and update of the ES indexed columns, the data is pushed to background for ES indexing