Truncate call number at 50 terms

lib/argon_call_number_search.rb

@@ -1,6 +1,7 @@
 # frozen_string_literal: true
 
 require 'argon_call_number_search/version'
+require 'lcsort'
 
 module ArgonCallNumberSearch
   autoload :Configurable, 'argon_call_number_search/configurable'

lib/argon_call_number_search/search_builder_behavior.rb

@@ -11,6 +11,7 @@ def add_call_number_query_to_solr(solr_parameters)
                               solr_parameters[:q].gsub("_query_:\"{!edismax}#{call_number_query_str}\"",
                                                        "(#{call_number_queries})")
                             else
+                              truncate_call_number if TrlnArgon::Engine.configuration.enable_query_truncation.present?
                               call_number_queries
                             end
     end
@@ -21,6 +22,11 @@ def call_number_query_present?
       default_call_num_search? || advanced_call_num_search?
     end
 
+    def truncate_call_number
+      blacklight_params[:q] = blacklight_params[:q].truncate_words(50, separator: /\W+/, omission: '') unless
+        blacklight_params[:q].split(/\b/).select { |x| x.match?(/\w/) }.length <= 50
+    end
+
     def default_call_num_search?
       blacklight_params.key?(:search_field) &&
         blacklight_params[:search_field] == 'call_number' &&

lib/argon_call_number_search/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module ArgonCallNumberSearch
-  VERSION = '0.1.4'
+  VERSION = '0.1.5'
 end

spec/argon_call_number_search/search_builder_behavior_spec.rb

@@ -12,6 +12,20 @@ module Fields
   end
 end
 
+module TrlnArgon
+  module Engine
+    class Configuration
+      def enable_query_truncation
+        true
+      end
+    end
+
+    def self.configuration
+      Configuration.new
+    end
+  end
+end
+
 class SearchBuilderTestClass
   include ArgonCallNumberSearch::SearchBuilderBehavior
   include TrlnArgon::Fields