configure a default location if one or more!

modified:   make_post_sell/request_methods.py

make_post_sell/request_methods.py

@@ -85,10 +85,20 @@ def includeme(config):
         return cart
 
     def add_shop_location(request):
-        """Return ShopLocation from session or None."""
+        """
+        Return the ShopLocation from session if available.
+        If not, and the shop has one or more locations, set the first location as the default.
+        Returns None if no locations are available.
+        """
         shop_location_id = request.session.get("shop_location_id")
         if shop_location_id is not None:
             return get_shop_location_by_id(request.dbsession, shop_location_id)
+        if request.shop:
+            first_location = request.shop.shop_locations.first()
+            if first_location:
+                request.session["shop_location_id"] = str(first_location.id)
+                return first_location
+        return None
 
     def add_market(request):
         """Return Market object or None."""