From 8725c12a68c7cbc9dd2be1feccf0f12816d13361 Mon Sep 17 00:00:00 2001
From: Aart van Halteren <aart.van.halteren@philips.com>
Date: Mon, 10 Jan 2022 21:33:46 +0100
Subject: [PATCH] bux fix

---
 app/models/entsoe.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/models/entsoe.rb b/app/models/entsoe.rb
index fc681a8..83f925b 100644
--- a/app/models/entsoe.rb
+++ b/app/models/entsoe.rb
@@ -45,7 +45,7 @@ class Entsoe
     # From Apr-Oct: do not charge; every hour that has cost > 0 is a high_hour
     if [4,5,6,7,8,9,10].include?(date.month)
       lowest_hour = "" # effectively no charging from grid
-      high_hours = sorted_prices.select{|p| p[1] > 0}
+      high_hours = sorted_prices.select{|p| p[1] > 0}.to_h.keys
     else      
       lowest_hour = sorted_prices.first[0]