Rename logs to `kometa.log`, `kometa-1.log`, `kometa-2.log` etc

CHANGELOG

@@ -39,3 +39,4 @@ Removed Blog from the Navigation due to lack of time for updating/maintaining it
 Fixes #2354 by updating version of tmdbapi dependency
 Added Start Time, Finished and Run Time to Summary of run.
 Fixed an issue where custom repositories would not work correctly if the URL did not end in a trailing `/` character.
+Log files will now follow the naming convention of `kometa.log`, `kometa-1.log` (previous run), `kometa-2.log (2 runs ago) etc.

modules/logs.py

@@ -4,7 +4,7 @@ from logging.handlers import RotatingFileHandler
 LOG_DIR = "logs"
 COLLECTION_DIR = "collections"
 PLAYLIST_DIR = "playlists"
-MAIN_LOG = "meta.log"
+MAIN_LOG = "kometa.log"
 LIBRARY_LOG = "library.log"
 COLLECTION_LOG = "collection.log"
 PLAYLIST_LOG = "playlist.log"
@@ -27,6 +27,35 @@ def fmt_filter(record):
 
 _srcfile = os.path.normcase(fmt_filter.__code__.co_filename)
 
+import os
+from logging.handlers import RotatingFileHandler
+
+class CustomRotatingFileHandler(RotatingFileHandler):
+    def rotation_filename(self, default_name):
+        dirname, basename = os.path.split(default_name)
+        base, ext = os.path.splitext(basename)
+        base = base.split('-')[0] if '-' in base else base
+        return os.path.join(dirname, f"{base}-{self.backupCount}{ext}")
+
+    def doRollover(self):
+        if self.stream:
+            self.stream.close()
+            self.stream = None
+
+        base_name = self.baseFilename.rsplit('.', 1)[0]
+        for i in range(self.backupCount - 1, 0, -1):
+            source = f"{base_name}-{i}.log"
+            dest = f"{base_name}-{i + 1}.log"
+            if os.path.exists(source):
+                os.replace(source, dest)
+
+        dest = f"{base_name}-1.log"
+        if os.path.exists(self.baseFilename):
+            os.replace(self.baseFilename, dest)
+
+        self.stream = self._open()
+
+
 
 class MyLogger:
     def __init__(self, logger_name, default_dir, screen_width, separating_character, ignore_ghost, is_debug, is_trace, log_requests):
@@ -63,16 +92,14 @@ class MyLogger:
 
     def clear_errors(self):
         self.saved_errors = []
-
     def _get_handler(self, log_file, count=3):
-        _handler = RotatingFileHandler(log_file, delay=True, mode="w", backupCount=count, encoding="utf-8")
+        _handler = CustomRotatingFileHandler(log_file, delay=True, mode="w", backupCount=count, encoding="utf-8")
         self._formatter(handler=_handler)
         if os.path.isfile(log_file):
             self._logger.removeHandler(_handler)
             _handler.doRollover()
             self._logger.addHandler(_handler)
         return _handler
-
     def _formatter(self, handler=None, border=True, trace=False, log_only=False, space=False):
         console = f"| %(message)-{self.screen_width - 2}s |" if border else f"%(message)-{self.screen_width - 2}s"
         file = f"{' '*65}" if space else f"[%(asctime)s] %(filename)-27s {'[TRACE]   ' if trace else '%(levelname)-10s'} "