From 7a8307f4b46e9f1ed9836f2e38c36276d62b9b5a Mon Sep 17 00:00:00 2001
From: Antigravity <antigravity@gemini.ai>
Date: Sun, 24 May 2026 19:02:54 +0000
Subject: [PATCH] fix(graph): resolution des bugs du graphe globale, support
 RTL, dates localisees et simulation D3 ultra-stable

---
 memento-note/app/api/graph/route.ts         |  2 +-
 memento-note/components/note-graph-view.tsx | 78 +++++++++++++++------
 2 files changed, 56 insertions(+), 24 deletions(-)

diff --git a/memento-note/app/api/graph/route.ts b/memento-note/app/api/graph/route.ts
index a74087a..7663052 100644
--- a/memento-note/app/api/graph/route.ts
+++ b/memento-note/app/api/graph/route.ts
@@ -127,7 +127,7 @@ export async function GET(request: NextRequest) {
     const title = (noteA.title ?? '').trim().toLowerCase()
     if (title.length < 3) continue
     const escaped = title.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
-    const re = new RegExp(`\\b${escaped}\\b`, 'i')
+    const re = new RegExp(`(?<!\\p{L})${escaped}(?!\\p{L})`, 'ui')
     for (const noteB of notes) {
       if (noteA.id === noteB.id) continue
       if (re.test(stripHtml(noteB.content))) upsertEdge(noteA.id, noteB.id, 1.0, 'title_mention')
diff --git a/memento-note/components/note-graph-view.tsx b/memento-note/components/note-graph-view.tsx
index 2ab2307..4f470b6 100644
--- a/memento-note/components/note-graph-view.tsx
+++ b/memento-note/components/note-graph-view.tsx
@@ -67,6 +67,7 @@ export function NoteGraphView({ embedded = false }: { embedded?: boolean }) {
   const { notebooks } = useNotebooks()
   const containerRef = useRef<HTMLDivElement>(null)
   const graphRef = useRef<any>(null)
+  const existingNodesRef = useRef<Map<string, any>>(new Map())
   const [dimensions, setDimensions] = useState({ width: 800, height: 600 })
   const [rawData, setRawData] = useState<RawData | null>(null)
   const [loading, setLoading] = useState(true)
@@ -81,7 +82,7 @@ export function NoteGraphView({ embedded = false }: { embedded?: boolean }) {
   const [focusNodeId, setFocusNodeId] = useState<string | null>(null)
   const [controlsOpen, setControlsOpen] = useState(!embedded)
 
-  const { t } = useLanguage()
+  const { t, language } = useLanguage()
 
   const plainText = useCallback((html: string | null | undefined) =>
     (html ?? '')
@@ -114,6 +115,19 @@ export function NoteGraphView({ embedded = false }: { embedded?: boolean }) {
     return plainText(notePreview.content).length
   }, [notePreview, plainText])
 
+  const isRtl = useMemo(() => {
+    if (!notePreview?.content) return false
+    const sample = plainText(notePreview.content).replace(/\s+/g, '').slice(0, 400)
+    const rtlChars = /[\u0590-\u05FF\u0600-\u06FF\u0700-\u074F\u0750-\u077F\u08A0-\u08FF\uFB50-\uFDFF\uFE70-\uFEFF]/
+    let rtl = 0
+    let ltr = 0
+    for (const ch of sample) {
+      if (rtlChars.test(ch)) rtl++
+      else if (/[A-Za-z]/.test(ch)) ltr++
+    }
+    return rtl > 0 && rtl >= ltr
+  }, [notePreview, plainText])
+
   // ─── Resize ───────────────────────────────────────────────────────────────
   useEffect(() => {
     const el = containerRef.current
@@ -210,14 +224,27 @@ export function NoteGraphView({ embedded = false }: { embedded?: boolean }) {
     })
 
     return {
-      nodes: filtered.map(n => ({
-        id: n.id,
-        name: n.title,
-        val: 1 + Math.min(n.degree, 8) * 0.5,
-        color: colorMap.get(n.notebookId) ?? '#94a3b8',
-        notebookId: n.notebookId,
-        degree: n.degree,
-      })),
+      nodes: filtered.map(n => {
+        const existing = existingNodesRef.current.get(n.id)
+        if (existing) {
+          existing.name = n.title
+          existing.val = 1 + Math.min(n.degree, 8) * 0.5
+          existing.color = colorMap.get(n.notebookId) ?? '#94a3b8'
+          existing.notebookId = n.notebookId
+          existing.degree = n.degree
+          return existing
+        }
+        const newNode = {
+          id: n.id,
+          name: n.title,
+          val: 1 + Math.min(n.degree, 8) * 0.5,
+          color: colorMap.get(n.notebookId) ?? '#94a3b8',
+          notebookId: n.notebookId,
+          degree: n.degree,
+        }
+        existingNodesRef.current.set(n.id, newNode)
+        return newNode
+      }),
       links: visibleEdges.map(e => {
         let color = '#cbd5e1'
         let width = 2.5
@@ -420,24 +447,25 @@ export function NoteGraphView({ embedded = false }: { embedded?: boolean }) {
             onRenderFramePre={paintClusters}
             nodeCanvasObjectMode={() => 'after'}
             nodeCanvasObject={(node: any, ctx: CanvasRenderingContext2D, globalScale: number) => {
+              const n = node as any
               if (globalScale < 0.7) return
-              const name: string = node.name ?? ''
+              const name: string = n.name ?? ''
               const label = name.length > 20 ? name.slice(0, 18) + '…' : name
               const fontSize = 11 / globalScale
               if (fontSize > 18) return
               ctx.font = `${fontSize}px -apple-system, sans-serif`
               ctx.textAlign = 'center'
               ctx.textBaseline = 'top'
-              const r = Math.sqrt(node.val ?? 1) * 5
+              const r = Math.sqrt(n.val ?? 1) * 5
               // White background behind label
               const tw = ctx.measureText(label).width
-              const lx = node.x - tw / 2 - 2
-              const ly = node.y + r + 2
+              const lx = n.x - tw / 2 - 2
+              const ly = n.y + r + 2
               ctx.fillStyle = 'rgba(250,250,249,0.85)'
               ctx.fillRect(lx, ly, tw + 4, fontSize + 2)
               // Label text
               ctx.fillStyle = '#334155'
-              ctx.fillText(label, node.x, ly + 1)
+              ctx.fillText(label, n.x, ly + 1)
             }}
             cooldownTicks={80}
             d3AlphaDecay={0.03}
@@ -597,7 +625,10 @@ export function NoteGraphView({ embedded = false }: { embedded?: boolean }) {
                     {selectedNotebookName}
                   </button>
                 )}
-                <h2 className="text-sm font-semibold text-slate-800 dark:text-slate-100 leading-snug tracking-tight select-all">
+                <h2 
+                  dir={isRtl ? 'rtl' : 'ltr'} 
+                  className={`text-sm font-semibold text-slate-800 dark:text-slate-100 leading-snug tracking-tight select-all ${isRtl ? 'text-right font-persian font-semibold' : 'text-left font-sans'}`}
+                >
                   {selectedNode.title || <span className="italic text-concrete/40">{t('notes.untitled')}</span>}
                 </h2>
               </div>
@@ -613,8 +644,8 @@ export function NoteGraphView({ embedded = false }: { embedded?: boolean }) {
             <div className="px-5 py-3.5 bg-slate-50/50 dark:bg-stone-950/20 border-b border-border/30 grid grid-cols-2 gap-y-2 gap-x-4 text-[10px] text-concrete/60 select-none">
               <div className="flex items-center gap-1.5">
                 <Calendar size={11} className="text-concrete/40 shrink-0" />
-                <span className="truncate" title={new Date(selectedNode.createdAt).toLocaleString()}>
-                  {new Date(selectedNode.createdAt).toLocaleDateString('fr-FR', { day: '2-digit', month: 'short', year: 'numeric' })}
+                <span className="truncate" title={new Date(selectedNode.createdAt).toLocaleString(language === 'fa' ? 'fa-IR' : language)}>
+                  {new Date(selectedNode.createdAt).toLocaleDateString(language === 'fa' ? 'fa-IR' : language, { day: '2-digit', month: 'short', year: 'numeric' })}
                 </span>
               </div>
               <div className="flex items-center gap-1.5">
@@ -634,7 +665,7 @@ export function NoteGraphView({ embedded = false }: { embedded?: boolean }) {
                       <Clock size={11} className="text-concrete/40 shrink-0" />
                       <span className="truncate">
                         {t('graphView.preview.updated')}{' '}
-                        {new Date(notePreview.updatedAt).toLocaleDateString('fr-FR', { day: '2-digit', month: 'short', hour: '2-digit', minute: '2-digit' })}
+                        {new Date(notePreview.updatedAt).toLocaleDateString(language === 'fa' ? 'fa-IR' : language, { day: '2-digit', month: 'short', hour: '2-digit', minute: '2-digit' })}
                       </span>
                     </div>
                   )}
@@ -667,22 +698,23 @@ export function NoteGraphView({ embedded = false }: { embedded?: boolean }) {
                 <>
                   {/* Note Content Renderer */}
                   {notePreview.type === 'checklist' && notePreview.checkItems && notePreview.checkItems.length > 0 ? (
-                    <div className="space-y-2 select-none">
+                    <div className="space-y-2 select-none" dir={isRtl ? 'rtl' : 'ltr'}>
                       <NoteChecklist 
                         items={notePreview.checkItems} 
                         onToggleItem={() => {}} 
                       />
                     </div>
                   ) : notePreview.type === 'markdown' || notePreview.isMarkdown ? (
-                    <div className="text-xs text-slate-600 dark:text-stone-300">
+                    <div className="text-xs text-slate-600 dark:text-stone-300" dir={isRtl ? 'rtl' : 'ltr'}>
                       <MarkdownContent 
                         content={notePreview.content}
-                        className="prose-h1:text-sm prose-h1:font-bold prose-h1:text-slate-800 dark:prose-h1:text-stone-100 prose-h1:mt-3 prose-h1:mb-1 prose-h2:text-xs prose-h2:font-bold prose-h2:text-slate-700 dark:prose-h2:text-stone-200 prose-h2:mt-2 prose-h2:mb-1 prose-p:text-xs prose-p:leading-relaxed prose-p:mb-2 prose-ul:list-disc prose-ul:pl-4 prose-ol:list-decimal prose-ol:pl-4"
+                        className={`prose-h1:text-sm prose-h1:font-bold prose-h1:text-slate-800 dark:prose-h1:text-stone-100 prose-h1:mt-3 prose-h1:mb-1 prose-h2:text-xs prose-h2:font-bold prose-h2:text-slate-700 dark:prose-h2:text-stone-200 prose-h2:mt-2 prose-h2:mb-1 prose-p:text-xs prose-p:leading-relaxed prose-p:mb-2 prose-ul:list-disc prose-ul:pl-4 prose-ol:list-decimal prose-ol:pl-4 ${isRtl ? 'text-right font-persian' : 'text-left font-sans'}`}
                       />
                     </div>
                   ) : (
                     <div 
-                      className="text-xs text-slate-600 dark:text-stone-300 space-y-2 leading-relaxed break-words
+                      dir={isRtl ? 'rtl' : 'ltr'}
+                      className={`text-xs text-slate-600 dark:text-stone-300 space-y-2 leading-relaxed break-words ${isRtl ? 'text-right font-persian' : 'text-left font-sans'}
                         [&_h1]:text-sm [&_h1]:font-bold [&_h1]:text-slate-800 dark:[&_h1]:text-stone-100 [&_h1]:mt-4 [&_h1]:mb-1.5 [&_h1]:first:mt-0
                         [&_h2]:text-xs [&_h2]:font-bold [&_h2]:text-slate-700 dark:[&_h2]:text-stone-200 [&_h2]:mt-3 [&_h2]:mb-1 [&_h2]:first:mt-0
                         [&_h3]:text-xs [&_h3]:font-semibold [&_h3]:text-slate-600 dark:[&_h3]:text-stone-300 [&_h3]:mt-2 [&_h3]:mb-1 [&_h3]:first:mt-0
@@ -695,7 +727,7 @@ export function NoteGraphView({ embedded = false }: { embedded?: boolean }) {
                         [&_code]:px-1 [&_code]:py-0.5 [&_code]:bg-slate-100 dark:[&_code]:bg-stone-850 [&_code]:rounded [&_code]:font-mono [&_code]:text-[10px]
                         [&_pre]:p-2.5 [&_pre]:bg-slate-900 [&_pre]:text-slate-100 [&_pre]:rounded-lg [&_pre]:overflow-x-auto [&_pre]:font-mono [&_pre]:text-[10px] [&_pre]:my-2
                         [&_blockquote]:border-l-2 [&_blockquote]:border-slate-300 dark:[&_blockquote]:border-stone-700 [&_blockquote]:pl-3 [&_blockquote]:italic [&_blockquote]:text-slate-500 [&_blockquote]:my-2
-                        [&_a]:text-indigo-600 dark:[&_a]:text-indigo-400 [&_a]:underline [&_a]:hover:text-indigo-500"
+                        [&_a]:text-indigo-600 dark:[&_a]:text-indigo-400 [&_a]:underline [&_a]:hover:text-indigo-500`}
                       dangerouslySetInnerHTML={{ __html: htmlContent }} 
                     />
                   )}