Fix spotify m3u Windows path parsing

skills/spotify/src/importers/importer-utils.ts

@@ -24,6 +24,22 @@ export function stripTrackNumberPrefix(value: string): string {
     .replace(/^\d{1,3}\s+/u, "");
 }
 
+function stripTransientSuffixes(value: string): string {
+  return value.replace(/(?:[.\s_-]+temp)$/iu, "");
+}
+
+function replaceDotWordSeparators(value: string): string {
+  const dotParts = value.split(".").filter(Boolean);
+  if (dotParts.length > 1 && dotParts.every((part) => /^\p{L}$/u.test(part))) {
+    return value;
+  }
+  return value.replace(/\.(?=\S)/gu, " ");
+}
+
+function cleanTrackSource(value: string): string {
+  return normalizeText(replaceDotWordSeparators(stripTrackNumberPrefix(stripTransientSuffixes(stripAudioExtension(value)))));
+}
+
 function ref(source: string, artist: string | undefined, title: string | undefined, query?: string): ParsedTrackRef {
   const cleanedArtist = artist ? normalizeText(artist) : undefined;
   const cleanedTitle = title ? normalizeText(title) : undefined;
@@ -36,7 +52,7 @@ function ref(source: string, artist: string | undefined, title: string | undefin
 }
 
 export function parseArtistTitle(value: string): ParsedTrackRef[] {
-  const source = normalizeText(stripTrackNumberPrefix(stripAudioExtension(value)));
+  const source = cleanTrackSource(value);
   if (!source) {
     return [];
   }

skills/spotify/src/importers/m3u.ts

@@ -1,5 +1,4 @@
 import { readFile } from "node:fs/promises";
-import { basename } from "node:path";
 
 import type { ParsedTrackRef } from "../types.js";
 import { dedupeTrackRefs, parseArtistTitle } from "./importer-utils.js";
@@ -12,6 +11,10 @@ function parseExtInf(line: string): string | undefined {
   return line.slice(comma + 1).trim();
 }
 
+function filenameFromPlaylistPath(path: string): string {
+  return path.split(/[\\/]/u).at(-1) ?? path;
+}
+
 export function parseM3u(content: string): ParsedTrackRef[] {
   const refs: ParsedTrackRef[] = [];
   let pendingExtInf: string | undefined;
@@ -27,7 +30,7 @@ export function parseM3u(content: string): ParsedTrackRef[] {
     if (line.startsWith("#")) {
       continue;
     }
-    refs.push(...parseArtistTitle(pendingExtInf ?? basename(line)));
+    refs.push(...parseArtistTitle(pendingExtInf ?? filenameFromPlaylistPath(line)));
     pendingExtInf = undefined;
   }
   return dedupeTrackRefs(refs);