fix(savetv): keine Aufnahme wenn Film bereits in Jellyfin

Der Jellyfin-Abgleich galt nur der Web-UI-Anzeige. Auto- und
manuelle Aufnahmen prüfen jetzt die normalisierte Mediathek.

homelab-ai-bot/tools/savetv.py

@@ -43,6 +43,48 @@ DOWNLOAD_FORMAT_SD = 5
 AUTO_RECORD_SCORE = 80
 SUGGEST_SCORE = 60
 
+_jellyfin_set_cache = None
+_jellyfin_set_ts = 0.0
+JELLYFIN_SET_TTL = 3600
+
+
+def _jellyfin_normalized_set():
+    """Set normalisierter Jellyfin-Titel (1h Cache). None = Abgleich fehlgeschlagen."""
+    global _jellyfin_set_cache, _jellyfin_set_ts
+    import time
+    now = time.time()
+    if _jellyfin_set_cache is not None and now - _jellyfin_set_ts < JELLYFIN_SET_TTL:
+        return _jellyfin_set_cache
+    try:
+        from savetv_extra_routes import _jellyfin_fetch_library
+        data = _jellyfin_fetch_library()
+        titles = data.get("normalized_titles") or []
+        _jellyfin_set_cache = set(titles)
+        _jellyfin_set_ts = now
+        log.info(
+            "Jellyfin-Abgleich: %d Titel geladen (cached=%s)",
+            len(_jellyfin_set_cache),
+            data.get("cached"),
+        )
+        return _jellyfin_set_cache
+    except Exception as e:
+        log.warning("Jellyfin-Abgleich fehlgeschlagen: %s", e)
+        return None
+
+
+def _normalize_epg_title(title):
+    from savetv_extra_routes import _normalize_film_title, _strip_trailing_year_in_parens
+    return _normalize_film_title(_strip_trailing_year_in_parens(title or ""))
+
+
+def _is_in_jellyfin(title):
+    """True wenn Film (normalisierter Titel) bereits in Jellyfin-Bibliothek."""
+    jf = _jellyfin_normalized_set()
+    if jf is None:
+        return False
+    key = _normalize_epg_title(title)
+    return bool(key and key in jf)
+
 
 def _title_pattern(title):
     """Titel exakt genug matchen, aber Leerzeichen/Interpunktion tolerant halten."""
@@ -887,6 +929,13 @@ def get_new_films():
         if f.get("BEXISTRECORD"):
             continue
 
+        if _is_in_jellyfin(f.get("STITLE", "")):
+            log.info(
+                "Auto-Aufnahme übersprungen (bereits in Jellyfin): %s",
+                f.get("STITLE"),
+            )
+            continue
+
         if score >= AUTO_RECORD_SCORE:
             tid = int(f.get("ITELECASTID", 0))
             result = _record_telecast(tid)
@@ -916,6 +965,15 @@ def handle_savetv_record(telecast_id=0, **kw):
             title = tc.get("STITLE", title)
             break
 
+    if _is_in_jellyfin(title):
+        return (
+            "Save.TV: nicht aufgenommen — bereits in Jellyfin: "
+            + title
+            + "\n(TelecastId "
+            + str(tid)
+            + ")"
+        )
+
     result = _record_telecast(tid)
     return "Save.TV: " + result + "\nSendung: " + title