Restore 100% of 179cea282 + keep youtube FPT Play video feed

app_v2_entry.py

@@ -968,42 +968,26 @@ def _is_auto_post(p):
            source in ("hot_short", "fptplay", "ai", "auto_rewrite", "topic_article")
 
 def _created_ts(p):
-    """Best-effort creation timestamp normalized to a common millisecond scale
-    so all posts sort correctly regardless of how `created` / id was stored.
-
-    Timeline sources:
-      - p.created / p.ts : may be seconds(10d), ms(13d), or us(16d) epoch
-      - p.id            : numeric ms/microsecond timestamp for auto_rewrite
-                          posts that omit `created`
-
-    Returns milliseconds-since-epoch (int) for a consistent sort key."""
+    """Best-effort creation timestamp. Posts created by the AI pipeline often
+    store `created` as a millisecond epoch; some older posts (auto_rewrite)
+    omit it and instead embed the timestamp in the `id` (Unix ms). Fall back
+    to 0 so sorting never crashes."""
     for field in ("created", "ts"):
         v = p.get(field)
         if v is not None:
             try:
-                n = int(v)
-                return _normalize_epoch(n)
+                return int(v)
             except (ValueError, TypeError):
                 pass
+    # try to derive from id (numeric prefix = Unix ms timestamp)
     pid = str(p.get("id", "")).strip()
     if pid.isdigit() and len(pid) >= 12:
         try:
-            return _normalize_epoch(int(pid))
+            return int(pid)
         except (ValueError, TypeError):
             pass
     return 0
 
-def _normalize_epoch(n):
-    """Normalize a bare epoch number to milliseconds.
-      < 1e11  -> seconds  (×1000)
-      < 1e14  -> milliseconds (as-is)
-      >= 1e14 -> microseconds (÷1000)"""
-    if n < 10_000_000_000:        # 10 digits → seconds
-        return n * 1000
-    if n < 100_000_000_000_00:     # 13 digits → milliseconds
-        return n
-    return n // 1000               # 16 digits → microseconds → ms
-
 def _wall_posts_for_view():
     """Apply the user-facing wall filtering + sorting:
       1) Hide auto-generated posts that have a wrong/placeholder image (no
@@ -1140,8 +1124,6 @@ def api_yt_feed(channel_id: str = Query(default="UC4LvrpNXujjbGOS4RDvr41g")):
     Returns parsed feed videos as JSON for the Tường AI wall."""
     videos = _fetch_youtube_rss_feed(channel_id)
     return JSONResponse({"videos": videos, "count": len(videos)})
-
-
 @app.post("/api/ai/short/{post_id}")
 def api_ai_short(post_id: str):
     """Generate a short video for a wall post.