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search engine cleanup

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This commit is contained in:
Robert McRackan 2022-05-25 12:49:24 -04:00
parent 3f2899e97e
commit 3408b4637c
1 changed files with 8 additions and 21 deletions
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29
Source/LibationSearchEngine/SearchEngine.cs
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@ -18,18 +18,11 @@ namespace LibationSearchEngine
{
public const Lucene.Net.Util.Version Version = Lucene.Net.Util.Version.LUCENE_30;
// not customizable. don't move to config
private static string SearchEngineDirectory { get; }
= new System.IO.DirectoryInfo(Configuration.Instance.LibationFiles).CreateSubdirectory("SearchEngine").FullName;
public const string _ID_ = "_ID_";
public const string TAGS = "tags";
// special field for each book which includes all major parts of the book's metadata. enables non-targetting searching
public const string ALL = "all";
// the workaround which allows displaying all books when query is empty
public const string ALL_QUERY = "*:*";
#region index rules
// common fields used in the "all" default search field
public const string ALL_AUDIBLE_PRODUCT_ID = nameof(Book.AudibleProductId);
@ -124,7 +117,6 @@ namespace LibationSearchEngine
[nameof(Book.IsAbridged)] = lb => lb.Book.IsAbridged,
["Abridged"] = lb => lb.Book.IsAbridged,
// this will only be evaluated at time of re-index. ie: state of files moved later will be out of sync until next re-index
["IsLiberated"] = lb => isLiberated(lb.Book),
["Liberated"] = lb => isLiberated(lb.Book),
["LiberatedError"] = lb => liberatedError(lb.Book),
@ -184,18 +176,6 @@ namespace LibationSearchEngine
foreach (var key in numberIndexRules.Keys)
yield return key;
}
public static IEnumerable<string> GetSearchFields()
{
foreach (var key in idIndexRules.Keys)
yield return key;
foreach (var key in stringIndexRules.Keys)
yield return key;
foreach (var key in boolIndexRules.Keys)
yield return key;
foreach (var key in numberIndexRules.Keys)
yield return key;
}
#endregion
#region create and update index
@ -333,6 +313,9 @@ namespace LibationSearchEngine
}
#endregion
// the workaround which allows displaying all books when query is empty
public const string ALL_QUERY = "*:*";
#region search
public SearchResultSet Search(string searchString)
{
@ -347,7 +330,7 @@ namespace LibationSearchEngine
return results;
}
public static string FormatSearchQuery(string searchString)
internal static string FormatSearchQuery(string searchString)
{
if (string.IsNullOrWhiteSpace(searchString))
return ALL_QUERY;
@ -493,5 +476,9 @@ namespace LibationSearchEngine
#endregion
private static Directory getIndex() => FSDirectory.Open(SearchEngineDirectory);
// not customizable. don't move to config
private static string SearchEngineDirectory { get; }
= new System.IO.DirectoryInfo(Configuration.Instance.LibationFiles).CreateSubdirectory("SearchEngine").FullName;
}
}