Runde wird automatisch aus der Tabelle ermittelt

server.py

@@ -17,19 +17,25 @@ import json
 import re
 from datetime import datetime
 
-CURRENT_ROUND = int(os.environ.get("CURRENT_ROUND", 2))
-PGN_URL = f"https://www.deutsche-schachjugend.de/2026/odjm-d/partien/{CURRENT_ROUND}.pgn"
 STANDINGS_URL = "https://www.deutsche-schachjugend.de/2026/odjm-d/tabelle/"
 PORT = int(os.environ.get("PORT", 8111))
 CACHE_DIR = os.path.join(os.path.dirname(os.path.abspath(__file__)), "cache")
-CACHE_FILE = os.path.join(CACHE_DIR, f"runde-{CURRENT_ROUND}.pgn")
 STANDINGS_CACHE_FILE = os.path.join(CACHE_DIR, "standings.json")
-CACHE_TTL = int(os.environ.get("CACHE_TTL", 31))  # Sekunden
+CACHE_TTL = int(os.environ.get("CACHE_TTL", 31))
 
 os.makedirs(CACHE_DIR, exist_ok=True)
 
 last_fetch_time = None
 last_standings_fetch_time = None
+current_round = 0  # wird aus der Tabelle ermittelt
+
+
+def get_pgn_url():
+    return f"https://www.deutsche-schachjugend.de/2026/odjm-d/partien/{current_round}.pgn"
+
+
+def get_cache_file():
+    return os.path.join(CACHE_DIR, f"runde-{current_round}.pgn")
 
 
 def fetch_pgn():
@@ -37,11 +43,14 @@ def fetch_pgn():
     Nutzt If-Modified-Since – gibt (data, changed) zurück.
     changed=False bedeutet 304 Not Modified (keine neuen Daten)."""
     global last_fetch_time
+    if current_round == 0:
+        return None, False
+    url = get_pgn_url()
     try:
         headers = {"User-Agent": "Mozilla/5.0"}
         if last_fetch_time:
             headers["If-Modified-Since"] = datetime.utcfromtimestamp(last_fetch_time).strftime("%a, %d %b %Y %H:%M:%S GMT")
-        req = urllib.request.Request(PGN_URL, headers=headers)
+        req = urllib.request.Request(url, headers=headers)
         with urllib.request.urlopen(req, timeout=31) as response:
             data = response.read()
             last_fetch_time = time.time()
@@ -60,33 +69,35 @@ def get_pgn_content_longpoll(since=0):
     """Long-Poll: Blockiert, bis sich die PGN-Datei tatsächlich ändert.
     Antwortet nur bei neuen Daten, nie mit unverändertem Stand."""
     while True:
-        if os.path.exists(CACHE_FILE):
-            mtime = os.path.getmtime(CACHE_FILE)
+        cache_file = get_cache_file()
+        if os.path.exists(cache_file):
+            mtime = os.path.getmtime(cache_file)
             if mtime > since:
-                with open(CACHE_FILE, "rb") as f:
+                with open(cache_file, "rb") as f:
                     return f.read(), mtime
             age = time.time() - mtime
             if age >= CACHE_TTL:
                 content, changed = fetch_pgn()
                 if changed and content is not None:
-                    with open(CACHE_FILE, "wb") as f:
+                    with open(cache_file, "wb") as f:
                         f.write(content)
-                    new_mtime = os.path.getmtime(CACHE_FILE)
+                    new_mtime = os.path.getmtime(cache_file)
                     print(f"[{datetime.now().strftime('%H:%M:%S')}] PGN via Long-Poll aktualisiert ({len(content)} Bytes)")
                     return content, new_mtime
         else:
             content, changed = fetch_pgn()
             if changed and content is not None:
-                with open(CACHE_FILE, "wb") as f:
+                with open(cache_file, "wb") as f:
                     f.write(content)
-                return content, os.path.getmtime(CACHE_FILE)
+                return content, os.path.getmtime(cache_file)
 
         time.sleep(5)
 
 
 def fetch_standings():
-    """Lädt die Tabellenseite und parst Laras Platzierung."""
-    global last_standings_fetch_time
+    """Lädt die Tabellenseite und parst Laras Platzierung.
+    Ermittelt dabei auch die aktuelle Runde."""
+    global last_standings_fetch_time, current_round
     try:
         headers = {"User-Agent": "Mozilla/5.0"}
         if last_standings_fetch_time:
@@ -96,13 +107,16 @@ def fetch_standings():
             html = response.read().decode("utf-8", errors="replace")
             last_standings_fetch_time = time.time()
 
-        # Rundeninfo extrahieren
         round_info = ""
         m = re.search(r"Tabellenstand\s+nach\s+der\s+(\d+)\.\s*Runde", html)
         if m:
+            detected = int(m.group(1))
+            if detected != current_round:
+                old = current_round
+                current_round = detected
+                print(f"[{datetime.now().strftime('%H:%M:%S')}] Runde erkannt: {current_round} (war {old})")
             round_info = f"nach der {m.group(1)}. Runde"
 
-        # Tabellenzeilen suchen
         rows = re.findall(r"<tr[^>]*>(.*?)</tr>", html, re.DOTALL | re.IGNORECASE)
         for row in rows:
             if "Lara Kiesewetter" not in row:
@@ -238,9 +252,10 @@ def background_refresh():
     while True:
         time.sleep(CACHE_TTL)
         try:
-            content = fetch_pgn()
-            if content:
-                with open(CACHE_FILE, "wb") as f:
+            content, changed = fetch_pgn()
+            if changed and content is not None:
+                cache_file = get_cache_file()
+                with open(cache_file, "wb") as f:
                     f.write(content)
         except Exception as e:
             print(f"[{datetime.now().strftime('%H:%M:%S')}] Hintergrund-Refresh Fehler: {e}")
@@ -254,10 +269,18 @@ def main():
     print(f"  Drücke Ctrl+C zum Beenden")
     print("=" * 50)
     
-    # Initialer Ladeversuch
-    content = fetch_pgn()
-    if content:
-        with open(CACHE_FILE, "wb") as f:
+    # Runde aus Tabelle ermitteln
+    standings = fetch_standings()
+    if standings and current_round > 0:
+        print(f"[OK] Aktuelle Runde: {current_round}")
+    else:
+        current_round = 1
+        print("[INFO] Starte mit Runde 1 (Tabelle noch nicht verfügbar)")
+
+    content, changed = fetch_pgn()
+    if changed and content is not None:
+        cache_file = get_cache_file()
+        with open(cache_file, "wb") as f:
             f.write(content)
         print(f"[OK] PGN geladen ({len(content)} Bytes)")
     else: