Extract ES query and filter hashes into private methods in `TagSearchService` (#29288)

app/services/tag_search_service.rb

@@ -16,7 +16,32 @@ class TagSearchService < BaseService
   private
 
   def from_elasticsearch
-    query = {
+    definition = TagsIndex.query(elastic_search_query)
+    definition = definition.filter(elastic_search_filter) if @options[:exclude_unreviewed]
+
+    ensure_exact_match(definition.limit(@limit).offset(@offset).objects.compact)
+  rescue Faraday::ConnectionFailed, Parslet::ParseFailed
+    nil
+  end
+
+  # Since the ElasticSearch Query doesn't guarantee the exact match will be the
+  # first result or that it will even be returned, patch the results accordingly
+  def ensure_exact_match(results)
+    return results unless @offset.nil? || @offset.zero?
+
+    normalized_query = Tag.normalize(@query)
+    exact_match = results.find { |tag| tag.name.downcase == normalized_query }
+    exact_match ||= Tag.find_normalized(normalized_query)
+    unless exact_match.nil?
+      results.delete(exact_match)
+      results = [exact_match] + results
+    end
+
+    results
+  end
+
+  def elastic_search_query
+    {
       function_score: {
         query: {
           multi_match: {
@@ -50,8 +75,10 @@ class TagSearchService < BaseService
         boost_mode: 'multiply',
       },
     }
+  end
 
-    filter = {
+  def elastic_search_filter
+    {
       bool: {
         should: [
           {
@@ -72,29 +99,6 @@ class TagSearchService < BaseService
         ],
       },
     }
-
-    definition = TagsIndex.query(query)
-    definition = definition.filter(filter) if @options[:exclude_unreviewed]
-
-    ensure_exact_match(definition.limit(@limit).offset(@offset).objects.compact)
-  rescue Faraday::ConnectionFailed, Parslet::ParseFailed
-    nil
-  end
-
-  # Since the ElasticSearch Query doesn't guarantee the exact match will be the
-  # first result or that it will even be returned, patch the results accordingly
-  def ensure_exact_match(results)
-    return results unless @offset.nil? || @offset.zero?
-
-    normalized_query = Tag.normalize(@query)
-    exact_match = results.find { |tag| tag.name.downcase == normalized_query }
-    exact_match ||= Tag.find_normalized(normalized_query)
-    unless exact_match.nil?
-      results.delete(exact_match)
-      results = [exact_match] + results
-    end
-
-    results
   end
 
   def from_database