Merge branch 'features/enhancements' into features/graph

backend/utils.py

@@ -273,9 +273,10 @@ def search_notes(notes_dir: str, query: str) -> List[Dict]:
     """
     Full-text search through note contents only.
     Does NOT search in file names, folder names, or paths - only note content.
+    Uses character-based context extraction with highlighted matches.
     """
+    from html import escape
     results = []
-    query_lower = query.lower()
     notes_path = Path(notes_dir)
     
     for md_file in notes_path.rglob("*.md"):
@@ -283,29 +284,51 @@ def search_notes(notes_dir: str, query: str) -> List[Dict]:
             with open(md_file, 'r', encoding='utf-8') as f:
                 content = f.read()
             
-            # Only search in note content (not file name, folder name, or path)
+            # Find all matches using regex (case-insensitive)
-            if query_lower in content.lower():
+            matches = list(re.finditer(re.escape(query), content, re.IGNORECASE))
-                # Find context around match
+            
-                lines = content.split('\n')
+            if matches:
                 matched_lines = []
                 
-                for i, line in enumerate(lines):
+                for match in matches[:3]:  # Limit to 3 matches per file
-                    if query_lower in line.lower():
+                    start_index = match.start()
-                        # Get surrounding context
+                    end_index = match.end()
-                        start = max(0, i - 1)
+                    matched_text = match.group()  # Preserve original case
-                        end = min(len(lines), i + 2)
+                    
-                        context = '\n'.join(lines[start:end])
+                    # Create slice window: ±15 characters around match
-                        matched_lines.append({
+                    context_start = max(0, start_index - 15)
-                            "line_number": i + 1,
+                    context_end = min(len(content), end_index + 15)
-                            "context": context[:200]  # Limit context length
+                    
-                        })
+                    # Extract and clean parts (newlines → spaces)
+                    before = escape(content[context_start:start_index].replace('\n', ' '))
+                    after = escape(content[end_index:context_end].replace('\n', ' '))
+                    matched_clean = escape(matched_text.replace('\n', ' '))
+                    
+                    # Build snippet with <mark> highlight (styled via CSS)
+                    snippet = f'{before}<mark class="search-highlight">{matched_clean}</mark>{after}'
+                    
+                    # Add ellipsis if truncated at start
+                    if context_start > 0:
+                        snippet = '...' + snippet
+                    
+                    # Add ellipsis if truncated at end
+                    if context_end < len(content):
+                        snippet = snippet + '...'
+                    
+                    # Calculate line number by counting newlines up to match start
+                    line_number = content.count('\n', 0, start_index) + 1
+                    
+                    matched_lines.append({
+                        "line_number": line_number,
+                        "context": snippet
+                    })
                 
                 relative_path = md_file.relative_to(notes_path)
                 results.append({
                     "name": md_file.stem,
                     "path": str(relative_path.as_posix()),
                     "folder": str(relative_path.parent.as_posix()) if str(relative_path.parent) != "." else "",
-                    "matches": matched_lines[:3]  # Limit to 3 matches per file
+                    "matches": matched_lines
                 })
         except Exception:
             continue

frontend/app.js

@@ -1915,18 +1915,10 @@ function noteApp() {
                         mark.className = 'search-highlight';
                         mark.setAttribute('data-match-index', matchIndex);
                         mark.textContent = text.substring(index, index + searchTerm.length);
-                        mark.style.padding = '2px 4px';
-                        mark.style.borderRadius = '3px';
-                        mark.style.transition = 'all 0.2s';
                         
-                        // Style first match as active, others as inactive
+                        // First match is active (styled via CSS)
                         if (matchIndex === 0) {
-                            mark.style.backgroundColor = 'var(--accent-primary)';
-                            mark.style.color = 'white';
                             mark.classList.add('active-match');
-                        } else {
-                            mark.style.backgroundColor = 'rgba(255, 193, 7, 0.4)';
-                            mark.style.color = 'var(--text-primary)';
                         }
                         
                         fragment.appendChild(mark);
@@ -1981,17 +1973,9 @@ function noteApp() {
             const allMatches = preview.querySelectorAll('mark.search-highlight');
             if (index < 0 || index >= allMatches.length) return;
             
-            // Update styling - make current match prominent
+            // Update styling - make current match prominent (via CSS class)
             allMatches.forEach((mark, i) => {
-                if (i === index) {
+                mark.classList.toggle('active-match', i === index);
-                    mark.style.backgroundColor = 'var(--accent-primary)';
-                    mark.style.color = 'white';
-                    mark.classList.add('active-match');
-                } else {
-                    mark.style.backgroundColor = 'rgba(255, 193, 7, 0.4)';
-                    mark.style.color = 'var(--text-primary)';
-                    mark.classList.remove('active-match');
-                }
             });
             
             // Scroll to the match

frontend/index.html

@@ -292,6 +292,19 @@
         .markdown-preview a[data-wikilink].wikilink-broken:hover {
             opacity: 1;
         }
+
+        /* Search highlight base style (used in note preview and search results) */
+        .search-highlight {
+            padding: 2px 4px;
+            border-radius: 3px;
+            background-color: rgba(255, 193, 7, 0.4);
+            color: var(--text-primary);
+            transition: all 0.2s;
+        }
+        .search-highlight.active-match {
+            background-color: var(--accent-primary);
+            color: white;
+        }
         
         /* Note Properties Panel */
         .note-properties {
@@ -992,9 +1005,10 @@
                                 :style="currentNote === note.path ? 'background-color: var(--accent-light); color: var(--accent-primary);' : 'color: var(--text-primary);'"
                                 onmouseover="if(this.style.backgroundColor !== 'var(--accent-light)') this.style.backgroundColor='var(--bg-hover)'"
                                 onmouseout="if(this.style.backgroundColor !== 'var(--accent-light)') this.style.backgroundColor='transparent'"
+                                :title="note.path"
                             >
                                 <div class="font-medium truncate" x-text="note.name"></div>
-                                <div class="text-xs truncate" style="color: var(--text-tertiary);" x-text="note.folder || 'Root'"></div>
+                                <div class="text-xs truncate" style="color: var(--text-tertiary);" x-html="(note.matches && note.matches.length > 0) ? note.matches[0].context : (note.folder || 'Root')"></div>
                             </div>
                         </template>
                     </div>