Initial commit

Made-with: Cursor

db/views/R__vw_site_effective_price.sql

@@ -0,0 +1,42 @@
+-- =============================================================
+-- R__vw_site_effective_price.sql
+-- EMS Platform – view efektivních cen per site
+-- Repeatable migration
+-- =============================================================
+
+CREATE OR REPLACE VIEW ems.vw_site_effective_price AS
+SELECT
+    smc.site_id,
+    mip.interval_start,
+    mip.interval_end,
+    mip.market_source,
+    -- Raw ceny
+    mip.buy_raw_price_czk_kwh,
+    mip.sell_raw_price_czk_kwh,
+    -- Marže
+    smc.buy_margin_fixed_czk,
+    smc.buy_margin_percent,
+    smc.sell_margin_fixed_czk,
+    smc.sell_margin_percent,
+    -- Efektivní ceny
+    ROUND(
+        mip.buy_raw_price_czk_kwh
+        + smc.buy_margin_fixed_czk
+        + (mip.buy_raw_price_czk_kwh * smc.buy_margin_percent / 100.0),
+        6
+    ) AS effective_buy_price_czk_kwh,
+    ROUND(
+        mip.sell_raw_price_czk_kwh
+        + smc.sell_margin_fixed_czk
+        + (mip.sell_raw_price_czk_kwh * smc.sell_margin_percent / 100.0),
+        6
+    ) AS effective_sell_price_czk_kwh
+FROM ems.market_interval_price mip
+CROSS JOIN ems.site_market_config smc
+WHERE smc.valid_from <= mip.interval_start
+  AND (smc.valid_to IS NULL OR smc.valid_to > mip.interval_start);
+
+COMMENT ON VIEW ems.vw_site_effective_price IS
+'Efektivní nákupní a prodejní ceny elektřiny per lokalita a 15min interval.
+Dopočítává marže z site_market_config na raw ceny z market_interval_price.
+Nezahrnuje data bez platné market_config. Používat pro plánování a audit.';