Make Bandcamp mode opt-in toggle on Discover page

backend/app/services/recommender.py

@@ -67,6 +67,7 @@ async def generate_recommendations(
     user: User,
     playlist_id: int | None = None,
     query: str | None = None,
+    bandcamp_mode: bool = False,
 ) -> tuple[list[Recommendation], int | None]:
     """Generate AI music recommendations using Claude."""
 
@@ -113,6 +114,11 @@ async def generate_recommendations(
     # Build prompt
     user_request = query or "Find me music I'll love based on my taste profile. Prioritize lesser-known artists and hidden gems."
 
+    if bandcamp_mode:
+        focus_instruction = "IMPORTANT: Strongly prioritize independent and underground artists who release music on Bandcamp. Think DIY, indie labels, self-released artists, and the kind of music you'd find crate-digging on Bandcamp. Focus on artists who self-publish or release on small indie labels."
+    else:
+        focus_instruction = "Focus on discovery - prioritize lesser-known artists, deep cuts, and hidden gems over obvious popular choices."
+
     prompt = f"""You are Vynl, an AI music discovery assistant. You help people discover new music they'll love.
 
 {taste_context}
@@ -129,7 +135,7 @@ Respond with exactly 5 music recommendations as a JSON array. Each item should h
 - "reason": A warm, personal 2-3 sentence explanation of WHY they'll love this track. Reference specific qualities from their taste profile. Be specific about sonic qualities, not generic.
 - "score": confidence score 0.0-1.0
 
-IMPORTANT: Strongly prioritize independent and underground artists who release music on Bandcamp. Think DIY, indie labels, self-released artists, and the kind of music you'd find crate-digging on Bandcamp. Mix in some Bandcamp-type artists alongside any well-known recommendations. Focus on real discovery — lesser-known artists, deep cuts, and hidden gems over obvious popular choices.
+{focus_instruction}
 Return ONLY the JSON array, no other text."""
 
     # Call Claude API
@@ -152,21 +158,22 @@ Return ONLY the JSON array, no other text."""
     except json.JSONDecodeError:
         return [], remaining
 
-    # Search Bandcamp for each recommendation to attach real links
+    # Search Bandcamp for each recommendation if bandcamp mode is on
     from app.services.bandcamp import search_bandcamp
 
     # Save to DB
     recommendations = []
     for rec in recs_data[:5]:
         bandcamp_url = None
-        try:
-            results = await search_bandcamp(
-                f"{rec.get('artist', '')} {rec.get('title', '')}", item_type="t"
-            )
-            if results:
-                bandcamp_url = results[0].get("bandcamp_url")
-        except Exception:
-            pass
+        if bandcamp_mode:
+            try:
+                results = await search_bandcamp(
+                    f"{rec.get('artist', '')} {rec.get('title', '')}", item_type="t"
+                )
+                if results:
+                    bandcamp_url = results[0].get("bandcamp_url")
+            except Exception:
+                pass
 
         r = Recommendation(
             user_id=user.id,