1 files changed, 69 insertions, 31 deletions

diff --git a/app/bin/include/partcatalog.h b/app/bin/include/partcatalog.h
index eec9d1e..365e78b 100644
--- a/app/bin/include/partcatalog.h
+++ b/app/bin/include/partcatalog.h
@@ -1,7 +1,7 @@
 /** \file partcatalog.h
 * Manage the catalog of track parameter files
 */
-/*  XTrkCad - Model Railroad CAD
+/*  XTrackCad - Model Railroad CAD
 *  Copyright (C) 2019 Martin Fischer
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -16,55 +16,93 @@
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
-*  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */
 
 #ifndef HAVE_TRACKCATALOG_H
 #define HAVE_TRACKCATALOG_H
 
 #include <stdbool.h>
+#include "include/utlist.h"
 
 #define MAXFILESPERCONTENT	10					/**< count of files with the same content header */
-#define ESTIMATED_CONTENTS_WORDS 10				/**< average count of words in CONTENTS header */
 
 struct sCatalogEntry {
-    struct sCatalogEntry *next;
-    unsigned files;								/**< current count of files */
-    char *fullFileName[MAXFILESPERCONTENT];		/**< fully qualified file name */
-    char *contents;								/**< content field of parameter file */
-    struct sCatalogEntry *indirect;               /**< pointer to another catalog entry */
+	struct sCatalogEntry *next, *prev;
+	unsigned files;								/**< current count of files */
+	char *fullFileName[MAXFILESPERCONTENT];		/**< fully qualified file name */
+	char *contents;								/**< content field of parameter file */
+	char *tag;									/**< data about the file */
 };
-
 typedef struct sCatalogEntry CatalogEntry;
 
-struct sIndexEntry {
-    CatalogEntry *value;						/**< catalog entry having the key word in contents */
-    char *keyWord;								/**< keyword */
+struct sCatalog {
+	CatalogEntry *head;							/**< The entries */
 };
+typedef struct sCatalog Catalog;
+
 
+/**
+An index entry. This struct holds a keyword pointer and an array of pointers to
+CatalogEntry
+It is managed as a linked list
+*/
+struct sIndexEntry {
+	struct sIndexEntry *next;
+	struct sIndexEntry *prev;
+	char *keyWord;								/**< keyword */
+	dynArr_t *references;						/**< references to the CatalogEntry */
+};
 typedef struct sIndexEntry IndexEntry;
 
-struct sTrackLibrary {
-    CatalogEntry *catalog;						/**< list of files cataloged */
-    IndexEntry *index;							/**< Index for lookup */
-    unsigned wordCount;							/**< How many words indexed */
-    void * words_array;							/**< The array of words */
-    unsigned trackTypeCount;					/**< */
+
+struct sParameterLib {
+	Catalog *catalog;							/**< list of files cataloged */
+	IndexEntry *index;							/**< Index for lookup */
+	unsigned wordCount;							/**< How many words indexed */
+	unsigned parameterFileCount;					/**< */
+	char *words;
 };
+typedef struct sParameterLib
+	ParameterLib;							/**< core data structure for the catalog */
 
-typedef struct sTrackLibrary
-		TrackLibrary;							/**< core data structure for the catalog */
+enum WORDSTATE {
+	SEARCHED,
+	DISCARDED,
+	NOTFOUND,
+	CLOSE,
+	STATE_COUNT
+};
+
+struct sSearchResult {
+	Catalog subCatalog;
+	unsigned totalFound;
+	unsigned words;								/**< no of words in search string */
+	struct sSingleResult {
+		char *keyWord;
+		unsigned count;
+		enum WORDSTATE state;
+	} *kw;
+};
+typedef struct sSearchResult SearchResult;
 
-CatalogEntry *InitCatalog(void);
-TrackLibrary *InitLibrary(void);
-TrackLibrary *CreateLibrary(char *directory);
-void DeleteLibrary(TrackLibrary *tracklib);
-bool GetTrackFiles(TrackLibrary *trackLib, char *directory);
-int GetParameterFileInfo(int files, char ** fileName, void * data);
-unsigned CreateLibraryIndex(TrackLibrary *trackLib);
-unsigned SearchLibrary(TrackLibrary *library, char *searchExpression, CatalogEntry *resultEntries);
-unsigned CountCatalogEntries(CatalogEntry *listHeader);
-void EmptyCatalog(CatalogEntry *listHeader);
-unsigned SearchLibrary(TrackLibrary *library, char *searchExpression, CatalogEntry *resultEntries);
+Catalog *InitCatalog(void);
+void DestroyCatalog(Catalog *catalog);
+CatalogEntry * InsertInOrder(Catalog *catalog, const char *contents,
+                             const char *tag);
+void UpdateCatalogEntry(CatalogEntry *entry, char *path, char *contents,
+                        char *tag);
+ParameterLib *InitLibrary(void);
+ParameterLib *CreateLibrary(char *directory);
+void DestroyLibrary(ParameterLib *tracklib);
+bool CreateCatalogFromDir(ParameterLib *trackLib, char *directory);
+unsigned CreateLibraryIndex(ParameterLib *trackLib);
+unsigned SearchLibrary(ParameterLib *library, char *searchExpression,
+                       SearchResult *totalResult);
+char *SearchStatistics(SearchResult *result);
+void SearchDiscardResult(SearchResult *res);
+unsigned CountCatalogEntries(Catalog *catalog);
+void DiscardCatalog(ParameterLib *library);
+EXPORT void CatalogDiscard(Catalog *catalog);
 bool FilterKeyword(char *word);
 #endif // !HAVE_TRACKCATALOG_H