Add parallelSubjectLiteral and boosting for subject prefix query

NYPL · Jan 28, 2025 · 2c351c0 · 2c351c0
1 parent 699054b
commit 2c351c0
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Showing 2 changed files with 21 additions and 5 deletions.
diff --git a/lib/elasticsearch/elastic-query-builder.js b/lib/elasticsearch/elastic-query-builder.js
@@ -59,7 +59,6 @@ class ElasticQueryBuilder {
   * identifier searches like those coming from Worldcat
   */
   buildAllQuery () {
-    console.log('buildAllQuery: ', this.request);
     // Require a basic multi-match when keyword used:
     if (this.request.params.q) {
       this.requireMultiMatch(SEARCH_SCOPES.all.fields)
@@ -161,10 +160,17 @@ class ElasticQueryBuilder {
   }
 
   buildSubjectPrefixQuery () {
-    console.log('prefix request: ', this.request);
     if (!this.request.hasSearch()) return
     const q = this.request.querySansQuotes()
-    this.query.addMust(prefixMatch('subjectLiteral.raw', q))
+    this.query.addMust({
+      bool: {
+        should: [
+          prefixMatch('subjectLiteral.raw', q),
+          prefixMatch('parallelSubjectLiteral.raw', q)
+        ]
+      }
+    })
+    this.boostSubjectMatches()
   }
 
   /**
@@ -339,6 +345,16 @@ class ElasticQueryBuilder {
     ])
   }
 
+  /**
+  * Boost bibs with strong subjectLiteral matches
+  **/
+  boostSubjectMatches () {
+    const q = this.request.querySansQuotes()
+    this.query.addShoulds([
+      termMatch('subjectLiteral.raw', q, 50)
+    ])
+  }
+
   /**
   * Boost bibs with strong creator/contributor matches
   */

diff --git a/lib/resources.js b/lib/resources.js
@@ -621,10 +621,10 @@ module.exports = function (app, _private = null) {
 
   // Conduct a search across resources:
   app.resources.search = function (params, opts, request) {
-    app.logger.debug("Unparsed params: ", params);
+    app.logger.debug('Unparsed params: ', params)
     params = parseSearchParams(params)
 
-    app.logger.debug("Parsed params: ", params)
+    app.logger.debug('Parsed params: ', params)
 
     let body = buildElasticBody(params)