fix zaporne spot ceny v nakupu

db/routines/R__068_fn_economics_daily_month.sql

@@ -153,10 +153,21 @@ as $fn$
       case
         when s3.market_config_id is null then null::numeric
         when s3.energy_czk is null then null::numeric
-        else
-          coalesce(s3.buy_margin_fixed_czk, 0)
+        when upper(trim(coalesce(s3.purchase_pricing_mode, ''))) = 'FIXED'
+          and s3.buy_fixed_energy_nt_czk_kwh is not null
+        then
+          s3.energy_czk
+          + coalesce(s3.buy_margin_fixed_czk, 0)
           + (s3.energy_czk * coalesce(s3.buy_margin_percent, 0) / 100.0)
-      end as buy_margin_part
+        else
+          case
+            when s3.buy_spot >= 0 then
+              s3.buy_spot * (1 + coalesce(s3.buy_margin_percent, 0) / 100.0)
+            else
+              s3.buy_spot * (1 - coalesce(s3.buy_margin_percent, 0) / 100.0)
+          end
+          + coalesce(s3.buy_margin_fixed_czk, 0)
+      end as buy_pre_dist_margin_sum
     from slot3 s3
   ),
   slot5 as (
@@ -167,11 +178,10 @@ as $fn$
         when s4.energy_czk is null then null::numeric
         else round(
           (
-            s4.energy_czk
+            s4.buy_pre_dist_margin_sum
             + coalesce(s4.dist_rate, 0)
             + coalesce(s4.system_services_czk_kwh, 0)
             + coalesce(s4.ote_fee_czk_kwh, 0)
-            + s4.buy_margin_part
           ) * (1 + coalesce(s4.vat_rate, 0.21)),
           6
         )