refactor: extract main.py into ui/ tabs + app.py, extract search_itunes into services/, remove MusicBrainz

src/services/itunes_search.py

@@ -0,0 +1,63 @@
+#!/usr/bin/env python3
+"""
+iTunes Search API service for neo-pod-desktop.
+"""
+
+import urllib.parse
+from typing import Optional, Dict, Any
+
+import requests
+
+
+def search_itunes(artist: str, title: str, limit: int = 5) -> Optional[Dict[str, Any]]:
+    """
+    Search iTunes Store for track metadata.
+
+    Args:
+        artist: Artist name
+        title: Track title
+        limit: Max results to fetch (default 5)
+
+    Returns:
+        Dict with keys: title, artist, album, album_artist, genre, year,
+        track_number, track_total, disc_number, disc_total, cover_url.
+        Returns None on failure or no results.
+    """
+    try:
+        term = " ".join(p for p in (artist, title) if p)
+        if not term:
+            return None
+        quoted = urllib.parse.quote(term)
+        url = f"https://itunes.apple.com/search?term={quoted}&entity=song&limit={limit}&country=US"
+        resp = requests.get(url, timeout=10)
+        resp.raise_for_status()
+        data = resp.json()
+        results = data.get("results", [])
+        if not results:
+            return None
+        r = results[0]
+        cover_url = r.get("artworkUrl100", "")
+        if cover_url:
+            cover_url = cover_url.replace("100x100", "600x600")
+        year = 0
+        release_date = r.get("releaseDate", "")
+        if release_date and len(release_date) >= 4:
+            try:
+                year = int(release_date[:4])
+            except (ValueError, TypeError):
+                pass
+        return {
+            "title": r.get("trackName", ""),
+            "artist": r.get("artistName", ""),
+            "album": r.get("collectionName", ""),
+            "album_artist": r.get("collectionArtistName", ""),
+            "genre": r.get("primaryGenreName", ""),
+            "year": year,
+            "track_number": r.get("trackNumber", 0) or 0,
+            "track_total": r.get("trackCount", 0) or 0,
+            "disc_number": r.get("discNumber", 0) or 0,
+            "disc_total": r.get("discCount", 0) or 0,
+            "cover_url": cover_url,
+        }
+    except Exception:
+        return None