tmdb.edn

{vase/plugins [com.nytimes.vase.elasticsearch]

 vase/service   (fern/lit vase/service
                          {:apis [@tmdb/api]
                           :service-map
                           {:io.pedestal.http/resource-path  "/public"
                            :io.pedestal.http/port           8080
                            :io.pedestal.http/secure-headers {:content-security-policy-settings
                                                              {:object-src "none"}}}})

 tmdb/api      (fern/lit vase/api {:path       "/"
                                   :on-startup [@elasticsearch @create-index]
                                   :on-request [@elasticsearch
                                                io.pedestal.http/json-body]
                                   :routes     #{["/index/:id" :put [@tmdb/index]]
                                                 ["/search"    :get [@tmdb.v1/search]]}})

 elasticsearch  (fern/lit vase.elasticsearch/connect {:hosts ["http://localhost:9200"]})
 create-index   (fern/lit vase.elasticsearch/create  {:name "tmdb" :settings "dev/settings.json"})

 tmdb/index     (fern/lit vase.elasticsearch/request
                          {:params [id]
                           :url    [:tmdb :_doc id]
                           :method :put})

 tmdb.v1/search (fern/lit vase.elasticsearch/request
                          {:params [q dbg]
                           :url    [:tmdb :_search]
                           :method :get
                           :body   {:_source [:title :release_date]
                                    :explain (or dbg false)
                                    :query   (let [q (or q "")]
                                               {:bool
                                                {:should
                                                 [;; SHOULD have all the user’s query terms match somewhere in the document
                                                  {:multi_match {:query q
                                                                 :fields ["overview"
                                                                          "title"
                                                                          "directors.name"
                                                                          "cast.name"]
                                                                 :type   :cross_fields}}

                                                  ;; SHOULD have full query exactly matching the title
                                                  {:match_phrase {"title_exact_match" {:query (str "|" q "|")}}}


                                                  ;; SHOULD have part of the query match a director’s or cast member’s full name
                                                  {:multi_match
                                                   {:query q
                                                    :fields ["directors.name.bigrammed"
                                                             "cast.name.bigrammed"]}}

                                                  ;; SHOULD have full query, exactly matching a director’s or cast member’s full name, scored by popularity and recency
                                                  {:function_score
                                                   {:query {:match_phrase {"names_exact_match" (str "|" q "|")}}
                                                    :functions
                                                    [{:field_value_factor {:field "vote_average" :modifier "sqrt"}}
                                                     {:gauss {"release_date" {:origin "now" :scale "5500d" :decay 0.5}}}]}}]}})}})}