Phase 2 UI Adjustments/Edits by bonamin

backend/settings/service.py

@@ -0,0 +1,39 @@
+from shared.firebase import get_db
+from settings.models import MelodySettings, MelodySettingsUpdate
+
+COLLECTION = "admin_settings"
+DOC_ID = "melody_settings"
+
+
+def get_melody_settings() -> MelodySettings:
+    """Get melody settings from Firestore. Creates defaults if not found."""
+    db = get_db()
+    doc = db.collection(COLLECTION).document(DOC_ID).get()
+    if doc.exists:
+        return MelodySettings(**doc.to_dict())
+    # Create with defaults
+    defaults = MelodySettings()
+    db.collection(COLLECTION).document(DOC_ID).set(defaults.model_dump())
+    return defaults
+
+
+def update_melody_settings(data: MelodySettingsUpdate) -> MelodySettings:
+    """Update melody settings. Only provided fields are updated."""
+    db = get_db()
+    doc_ref = db.collection(COLLECTION).document(DOC_ID)
+    doc = doc_ref.get()
+
+    if doc.exists:
+        existing = doc.to_dict()
+    else:
+        existing = MelodySettings().model_dump()
+
+    update_data = data.model_dump(exclude_none=True)
+    existing.update(update_data)
+
+    # Sort duration values
+    if "duration_values" in existing:
+        existing["duration_values"] = sorted(existing["duration_values"])
+
+    doc_ref.set(existing)
+    return MelodySettings(**existing)