Use eur if not present

resources/queries.sql

@@ -1,8 +1,10 @@
 -- :name insert-price! :! :n
--- :doc Insert a day-ahead price record, skip if already exists
+-- :doc Insert a day-ahead price record, update DKK if it was null
 INSERT INTO day_ahead_prices (time_utc, time_dk, price_area, price_dkk, price_eur)
 VALUES (:time-utc, :time-dk, :price-area, :price-dkk, :price-eur)
-ON CONFLICT (time_dk, price_area) DO NOTHING;
+ON CONFLICT (time_dk, price_area) DO UPDATE SET
+  price_dkk = COALESCE(day_ahead_prices.price_dkk, EXCLUDED.price_dkk),
+  price_eur = COALESCE(day_ahead_prices.price_eur, EXCLUDED.price_eur);
 
 -- :name get-prices-for-date :? :*
 -- :doc Get all prices for a given date (time_dk local date) and price area
@@ -54,6 +56,18 @@ SELECT count(*) AS cnt
 FROM consumption
 WHERE time_start = :time-start;
 
+-- :name count-production-for-date :? :1
+-- :doc Count production records for a given UTC time_start
+SELECT count(*) AS cnt
+FROM production
+WHERE time_start = :time-start;
+
+-- :name count-meter-readings-for-date :? :1
+-- :doc Count meter readings for a given UTC time_start (converted to DK date range)
+SELECT count(*) AS cnt
+FROM meter_readings
+WHERE time_dk >= :from-dk AND time_dk < :to-dk;
+
 -- :name insert-production! :! :n
 -- :doc Insert a production record, skip if already exists
 INSERT INTO production (time_start, hour, kwh)