fix: normalize time tags in fetched lrc (why [00:17:06]?)

lrcfetch/fetchers/local.py

@@ -5,34 +5,15 @@ Priority:
   2. Embedded lyrics in audio metadata (FLAC, MP3 USLT/SYLT tags)
 """
 
-import re
 import os
 from typing import Optional
 from loguru import logger
 from lrcfetch.models import TrackMeta, LyricResult, CacheStatus
 from lrcfetch.fetchers.base import BaseFetcher
+from lrcfetch.lrc import detect_sync_status
 from mutagen._file import File
 from mutagen.flac import FLAC
 
-# Matches LRC time tags like [00:12.34] or [01:23.456]
-_LRC_TIME_TAG_RE = re.compile(r"\[\d{2}:\d{2}\.\d{2,3}\]")
-# Matches time tags that are all zeros
-_ZERO_TIME_TAG_RE = re.compile(r"^\[00:00\.0{2,3}\]$")
-
-
-def _detect_sync_status(text: str) -> CacheStatus:
-    """Determine whether lyrics text contains meaningful LRC time tags.
-
-    Returns UNSYNCED if no tags exist or all tags are [00:00.00].
-    """
-    tags = _LRC_TIME_TAG_RE.findall(text)
-    if not tags:
-        return CacheStatus.SUCCESS_UNSYNCED
-    for tag in tags:
-        if not _ZERO_TIME_TAG_RE.match(tag):
-            return CacheStatus.SUCCESS_SYNCED
-    return CacheStatus.SUCCESS_UNSYNCED
-
 
 class LocalFetcher(BaseFetcher):
     @property
@@ -58,7 +39,7 @@ class LocalFetcher(BaseFetcher):
                 with open(lrc_path, "r", encoding="utf-8") as f:
                     content = f.read().strip()
                 if content:
-                    status = _detect_sync_status(content)
+                    status = detect_sync_status(content)
                     logger.info(f"Local: found .lrc sidecar ({status.value})")
                     return LyricResult(
                         status=status, lyrics=content, source=self.source_name
@@ -83,7 +64,7 @@ class LocalFetcher(BaseFetcher):
                             break
 
                 if lyrics:
-                    status = _detect_sync_status(lyrics)
+                    status = detect_sync_status(lyrics)
                     logger.info(f"Local: found embedded lyrics ({status.value})")
                     return LyricResult(
                         status=status,