better tag search

lib/note_list.dart

@@ -194,45 +194,74 @@ class _NoteListScreenState extends State<NoteListScreen> {
   }
 
   void _filterNotes() {
-    final query = searchController.text.trim().toLowerCase();
+    final query = searchController.text.trim();
+    if (query.isEmpty) {
+      setState(() {
+        filteredNotes = notes;
+      });
+      return;
+    }
+
+    final List<String> words = query.split(RegExp(r'\s+')); // Split by spaces
+    final List<String> terms = [];
+    final List<String> tags = [];
+
+    for (final word in words) {
+      if (word.startsWith('#') || word.startsWith('+') || word.startsWith('@')) {
+        tags.add(word.toLowerCase());
+      } else {
+        terms.add(word.toLowerCase());
+      }
+    }
 
     setState(() {
-      if (query.startsWith('/')) {
-        // Extract subfolder path and search term
-        final parts = query.split('/');
-        final subfolderPath = parts.sublist(1, parts.length - 1).join('/');
-        final searchTerm = parts.last;
-
-        filteredNotes = notes.where((note) {
-          final relativePath = path.relative(note.path, from: notesDirectoryPath!);
-          return relativePath.startsWith(subfolderPath) &&
-              (relativePath.contains(searchTerm) || note.readAsStringSync().toLowerCase().contains(searchTerm));
-        }).toList();
-      } else {
-        // Default search across all notes
       filteredNotes = notes.where((note) {
         final content = note.readAsStringSync().toLowerCase();
-          return note.uri.pathSegments.last.toLowerCase().contains(query) || content.contains(query);
+        final filename = note.uri.pathSegments.last.toLowerCase();
+
+        // Check if all terms are found in filename or content
+        final bool matchesTerms = terms.isEmpty ||
+            terms.every((term) => filename.contains(term) || content.contains(term));
+
+        // Check if all tags are found in content
+        final bool matchesTags = tags.isEmpty ||
+            tags.every((tag) => content.contains(tag));
+
+        return matchesTerms && matchesTags;
       }).toList();
-      }
     });
   }
 
+
   List<InlineSpan> _formatTags(String content) {
     final tagPattern = RegExp(r'([#@+][a-zA-Z0-9_]+)');
-    final List<InlineSpan> spans = [];
+    final Set<String> tagSet = {}; // Avoid duplicate tags
+
     for (final match in tagPattern.allMatches(content)) {
-      final tag = match.group(0)!;
+      tagSet.add(match.group(0)!);
+    }
+
+    // Sort tags: +tags before @tags before #tags
+    final sortedTags = tagSet.toList()
+      ..sort((a, b) {
+        if (a.startsWith('+') && !b.startsWith('+')) return -1;
+        if (b.startsWith('+') && !a.startsWith('+')) return 1;
+        if (a.startsWith('@') && !b.startsWith('@')) return -1;
+        if (b.startsWith('@') && !a.startsWith('@')) return 1;
+        return a.compareTo(b); // Default alphabetical order
+      });
+
+    return sortedTags.map((tag) {
       Color tagColor = Colors.white;
       if (tag.startsWith('#')) tagColor = Colors.pinkAccent;
       if (tag.startsWith('+')) tagColor = Colors.cyan;
       if (tag.startsWith('@')) tagColor = Colors.orange;
 
-      spans.add(TextSpan(
-          text: tag + ' ',
-          style: TextStyle(color: tagColor, fontWeight: FontWeight.bold)));
-    }
-    return spans;
+      return TextSpan(
+        text: "$tag ",
+        style: TextStyle(color: tagColor, fontWeight: FontWeight.bold),
+      );
+    }).toList();
   }
 
   void _createNewNote(String title) async {
@@ -591,22 +620,33 @@ class _NoteListScreenState extends State<NoteListScreen> {
               child: ListTile(
                 title:
                     Text(noteFile.uri.pathSegments.last.replaceAll('.md', '')),
-                subtitle: Row(
+                  subtitle: LayoutBuilder(
+                    builder: (context, constraints) {
+                      final bool hasEnoughSpace = constraints.maxWidth > 200; // Adjust as needed
+
+                      return Row(
                         children: [
-                    path.relative(path.dirname(noteFile.path), from: notesDirectoryPath!) != "."
-                    ? Text(
+                          if (path.relative(path.dirname(noteFile.path), from: notesDirectoryPath!) != ".")
+                            Padding(
+                              padding: EdgeInsets.only(right: 8),
+                              child: Text(
                                 path.relative(path.dirname(noteFile.path), from: notesDirectoryPath!),
                                 style: TextStyle(color: Colors.blueGrey),
-                      )
-                    : Text(""),
-                    widget.showTags && tagSpans.isNotEmpty
-                      ? RichText(
+                              ),
+                            ),
+                          if (widget.showTags && hasEnoughSpace && tagSpans.isNotEmpty)
+                            Expanded(
+                              child: RichText(
                                 text: TextSpan(
                                   style: DefaultTextStyle.of(context).style,
-                          children: tagSpans)
-                        )
-                      : Text("")
+                                  children: tagSpans,
+                                ),
+                                overflow: TextOverflow.ellipsis, // Prevents overflow errors
+                              ),
+                            ),
                         ],
+                      );
+                    },
                   ),
                   onTap: () async {
                     if (_useExternalEditor) {