I finally got it working by doing the following. Not sure if it is the best method but it works! Hope it helps and if you have improvements or suggestions feel free to let me know.
# app/models/movie.rb
def self.facets_search(params)
query = params[:query].presence || "*"
conditions = {}
conditions[:year] = params[:year] if params[:year].present?
movies = Movie.search query, where: conditions,
facets: [:year],
smart_facets: true, page: params[:page], suggest: true, highlight: true,
per_page: 10
movies
end
.
# app/controllers/movies_controller.rb
def index
@movies = Movie.facets_search(params)
end
.
# app/views/movies/index.html.erb
<% if @movies.facets["year"]["terms"].present? %>
<div>
<ul>
<% @movies.facets["year"]["terms"].each do |filter| %>
<li><%= link_to "#{filter["term"]} (#{filter["count"]})", "/movies?year=#{filter["term"]}" %></li>
<% end %>
</ul>
</div>
<% end %>