gfsd

public/s/js/danmaku.js

@@ -195,6 +195,7 @@ class Danmaku {
         const mapped = comments
             .filter(c => !c.is_deleted && c.content)
             .map(c => ({
+                id:       c.id || null,
                 text:     this._prepareText(c.content),
                 username: c.display_name || c.username || '?',
                 color:    c.username_color || null,
@@ -288,6 +289,7 @@ class Danmaku {
      */
     addItem(comment) {
         if (!comment || !comment.content) return;
+        if (comment.id && this.items && this.items.some(i => i.id === comment.id)) return;
 
         const duration    = this.media.duration;
         const hasDuration = isFinite(duration) && duration > 0;
@@ -307,6 +309,7 @@ class Danmaku {
         }
 
         const item = {
+            id: comment.id || null,
             video_time: t,
             text: this._prepareText(comment.content),
             username: comment.display_name || comment.username || '?',
@@ -314,6 +317,13 @@ class Danmaku {
             fired: true   // mark as already fired — caller handles any immediate one-shot
         };
 
+        if (this._synthClock && this._flashPool) {
+            if (!this._flashPool.some(i => (comment.id && i.id === comment.id) || (i.text === item.text && i.username === item.username))) {
+                this._flashPool.push(item);
+            }
+            return;
+        }
+
         // Insert in sorted order
         const idx = this.items.findIndex(i => i.video_time > t);
         if (idx === -1) this.items.push(item);