Update nn

Add special parsing for Telegram Chat exports

bin/nn

@@ -9,13 +9,19 @@ import sys
 from datetime import datetime
 from pathlib import Path
 
-PATTERN = re.compile(
+PHONE_PATTERN = re.compile(
     r'^[A-Za-z]+[_-]'
     r'(\d{4})-?(\d{2})-?(\d{2})'
     r'[_-]'
     r'(.+)$'
 )
 
+# Telegram photo/video export, e.g. "photo_94@16-07-2026_22-09-43.jpg"
+# (photo|video)_<n>@<DD>-<MM>-<YYYY>_<HH>-<MM>-<SS>
+TELEGRAM_PATTERN = re.compile(
+    r'^(?:photo|video)_(\d+)@(\d{2})-(\d{2})-(\d{4})_(\d{2})-(\d{2})-(\d{2})$'
+)
+
 NORMALIZED = re.compile(r'^\d{4}-\d{2}-\d{2} .+')
 
 STATUS_RENAME = 'rename'
@@ -56,9 +62,14 @@ def plan_default_rename(filepath):
     if NORMALIZED.match(filepath.name):
         return None, STATUS_ALREADY
 
-    match = PATTERN.match(stem)
+    tg_match = TELEGRAM_PATTERN.match(stem)
+    if tg_match:
+        number, day, month, year, hour, minute, second = tg_match.groups()
+        return f'{year}-{month}-{day} {hour}{minute}{second} {number}{ext}', STATUS_RENAME
+
+    match = PHONE_PATTERN.match(stem)
     if not match:
-        match = PATTERN.match(filepath.name)
+        match = PHONE_PATTERN.match(filepath.name)
         if match:
             year, month, day, rest = match.groups()
             new_name = f'{year}-{month}-{day} {rest}'
@@ -118,10 +129,16 @@ def get_date_for_file(filepath, parse_mode):
     if norm_match:
         return f'{norm_match.group(1)}-{norm_match.group(2)}-{norm_match.group(3)}'
 
+    # Telegram export pattern (date is DD-MM-YYYY)
+    tg_match = TELEGRAM_PATTERN.match(stem)
+    if tg_match:
+        _, day, month, year = tg_match.groups()[:4]
+        return f'{year}-{month}-{day}'
+
     # Try the standard pattern
-    match = PATTERN.match(stem)
+    match = PHONE_PATTERN.match(stem)
     if not match:
-        match = PATTERN.match(filepath.name)
+        match = PHONE_PATTERN.match(filepath.name)
     if match:
         year, month, day, _ = match.groups()
         return f'{year}-{month}-{day}'