fix: partially fix source file name matching issues

src/ncmlyrics/__main__.py

@@ -1,6 +1,8 @@
 from dataclasses import dataclass
 from pathlib import Path
-from click import argument, command, confirm, option, Path as clickPath
+
+from click import Path as clickPath
+from click import argument, command, confirm, option
 from rich.console import Console
 from rich.theme import Theme
 

src/ncmlyrics/util.py

@@ -4,6 +4,7 @@ from pathlib import Path
 from re import compile as reCompile
 from urllib.parse import parse_qs as parseQuery
 from urllib.parse import urlparse as parseUrl
+
 from httpx import get as httpGet
 
 from .api import NCMTrack
@@ -74,30 +75,45 @@ def parseLink(url: str) -> Link:
     return Link(contentType, contentId)
 
 
-def testTrackSourceExists(track: NCMTrack, path: Path) -> Path | None:
-    for name in (f"{",".join(track.artists)} - {track.name}", f"{" ".join(track.artists)} - {track.name}"):
-        for suffix in (".mp3", ".flac", ".ncm"):
-            result = path.joinpath(name).with_suffix(suffix)
-            if result.exists():
-                return result
+def testExistTrackSource(track: NCMTrack, path: Path) -> Path | None:
+    # 暂不考虑特殊字符的问题，目前于 PC 端已知的转换规则有：(":" => "", "\" => "＼")
+
+    filenameList: list[str] = []
+    filenameListWithExtension: list[str] = []
+
+    if len(track.artists) == 1:
+        filenameList.append(f"{track.artists[0]} - {track.name}")
+    else:
+        for delimiter in (",", " "):
+            filenameList.append(f"{delimiter.join(track.artists)} - {track.name}")
+
+    for filename in filenameList:
+        for extension in (".mp3", ".ncm", ".flac"):
+            filenameListWithExtension.append(filename + extension)
+
+    for filename in filenameListWithExtension:
+        result = path / filename
+        if result.exists():
+            return result
+
     return None
 
 
 def pickOutput(track: NCMTrack, outputs: list[Path], forceSourceExists: bool = False) -> Path | None:
     match len(outputs):
         case 0:
-            result = testTrackSourceExists(track, Path())
+            result = testExistTrackSource(track, Path())
             if result is not None:
                 return result.with_suffix(".lrc")
             return None if forceSourceExists else Path(f"{",".join(track.artists)} - {track.name}.lrc")
         case 1:
-            result = testTrackSourceExists(track, outputs[0])
+            result = testExistTrackSource(track, outputs[0])
             if result is not None:
                 return result.with_suffix(".lrc")
             return None if forceSourceExists else outputs[0] / f"{",".join(track.artists)} - {track.name}.lrc"
         case _:
             for output in outputs:
-                result = testTrackSourceExists(track, output)
+                result = testExistTrackSource(track, output)
                 if result is not None:
                     return result.with_suffix(".lrc")
             return None if forceSourceExists else outputs[-1] / f"{",".join(track.artists)} - {track.name}.lrc"

tests/test_utils.py

@@ -3,7 +3,7 @@ from unittest import TestCase
 
 from ncmlyrics.api import NCMTrack
 from ncmlyrics.error import ParseLinkError, UnsupportLinkError
-from ncmlyrics.util import Link, LinkType, parseLink, testTrackSourceExists, pickOutput
+from ncmlyrics.util import Link, LinkType, parseLink, pickOutput, testExistTrackSource
 
 
 class TestUtils(TestCase):
@@ -97,27 +97,27 @@ class TestUtils(TestCase):
             "https://music.163.com/playlist?id=123a",
         )
 
-    def test_testTrackSourceExists(self):
-        resources = Path("tests/resource/util/testTrackSourceExists")
+    def test_testExistTrackSource(self):
+        resources = Path("tests/resource/util/testExistTrackSource")
 
         self.assertEqual(
-            testTrackSourceExists(NCMTrack(0, "Mp3Name", ["Mp3Artist"]), resources),
+            testExistTrackSource(NCMTrack(0, "Mp3Name", ["Mp3Artist"]), resources),
             resources / "Mp3Artist - Mp3Name.mp3",
         )
 
         self.assertEqual(
-            testTrackSourceExists(NCMTrack(0, "Mp3Name", ["Mp3Artist1", "Mp3Artist2"]), resources),
+            testExistTrackSource(NCMTrack(0, "Mp3Name", ["Mp3Artist1", "Mp3Artist2"]), resources),
             resources / "Mp3Artist1,Mp3Artist2 - Mp3Name.mp3",
         )
 
         self.assertEqual(
-            testTrackSourceExists(NCMTrack(0, "FlacName", ["FlacArtist1", "FlacArtist2"]), resources),
+            testExistTrackSource(NCMTrack(0, "FlacName", ["FlacArtist1", "FlacArtist2"]), resources),
             resources / "FlacArtist1 FlacArtist2 - FlacName.flac",
         )
 
         self.assertEqual(
-            testTrackSourceExists(NCMTrack(0, "NcmName", ["NcmArtist1", "NcmArtist2"]), resources),
-            resources / "NcmArtist1,NcmArtist2 - NcmName.flac",
+            testExistTrackSource(NCMTrack(0, "NcmNameWith.", ["NcmArtistWith."]), resources),
+            resources / "NcmArtistWith. - NcmNameWith..ncm",
         )
 
     def test_pickOutput(self):