fix many search queries (#1648)

CHANGELOG.md

@@ -49,6 +49,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Fix some stream failures caused by loudnorm filter
 - Fix multi-collection editor improperly disabling collections/smart collections that haven't already been added to the multi-collection
 - Fix path replacement logic when media server paths use inconsistent casing (e.g. `\\SERVERNAME` AND `\\ServerName`)
+- Fix *many* search queries, including actors with the name `Will`
 
 ### Changed
 - Log search index updates under scanner category at debug level, to indicate a potential cause for the UI being out of date

ErsatzTV.Infrastructure/Search/ElasticSearchIndex.cs

@@ -162,7 +162,7 @@ public class ElasticSearchIndex : ISearchIndex
         var items = new List<MinimalElasticSearchItem>();
         var totalCount = 0;
 
-        Query parsedQuery = LuceneSearchIndex.ParseQuery(query, false);
+        Query parsedQuery = LuceneSearchIndex.ParseQuery(query);
 
         SearchResponse<MinimalElasticSearchItem> response = await _client.SearchAsync<MinimalElasticSearchItem>(
             s => s.Index(IndexName)

ErsatzTV.Infrastructure/Search/LuceneSearchIndex.cs

@@ -1372,22 +1372,24 @@ public sealed class LuceneSearchIndex : ISearchIndex
         doc.Get(TypeField, CultureInfo.InvariantCulture),
         Convert.ToInt32(doc.Get(IdField, CultureInfo.InvariantCulture), CultureInfo.InvariantCulture));
 
-    internal static Query ParseQuery(string query, bool useCustomAnalyzers = true)
+    internal static Query ParseQuery(string query)
     {
-        using var analyzer = new StandardAnalyzer(AppLuceneVersion);
-        var customAnalyzers = new Dictionary<string, Analyzer>();
-
-        if (useCustomAnalyzers)
+        using var analyzer = new SimpleAnalyzer(AppLuceneVersion);
+        var customAnalyzers = new Dictionary<string, Analyzer>
         {
-            customAnalyzers.Add(ShowContentRatingField, new KeywordAnalyzer());
-            customAnalyzers.Add(ContentRatingField, new KeywordAnalyzer());
-            customAnalyzers.Add(StateField, new KeywordAnalyzer());
-        }
-
+            { ShowContentRatingField, new KeywordAnalyzer() },
+            { ContentRatingField, new KeywordAnalyzer() },
+            { StateField, new KeywordAnalyzer() },
+            { PlotField, new StandardAnalyzer(AppLuceneVersion) }
+        };
         using var analyzerWrapper = new PerFieldAnalyzerWrapper(analyzer, customAnalyzers);
         QueryParser parser = new CustomMultiFieldQueryParser(AppLuceneVersion, [TitleField], analyzerWrapper);
         parser.AllowLeadingWildcard = true;
-        return ParseQuery(query, parser);
+        Query result = ParseQuery(query, parser);
+
+        Serilog.Log.Logger.Debug("Search query parsed from [{Query}] to [{ParsedQuery}]", query, result.ToString());
+
+        return result;
     }
 
     private static Query ParseQuery(string searchQuery, QueryParser parser)