vojacekd/ems
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

second version

Browse Source
This commit is contained in:
Dusan Vojacek
2026-04-03 14:23:16 +02:00
parent 897b95f728
commit 9f4126946d
105 changed files with 9738 additions and 1470 deletions
Download Patch File Download Diff File Expand all files Collapse all files

104
db/views/R__vw_site_effective_price.sql
View File

@@ -5,38 +5,80 @@
-- =============================================================
CREATE OR REPLACE VIEW ems.vw_site_effective_price AS
WITH cfg_price AS (
SELECT
smc.site_id,
smc.tariff_id,
smc.hdo_code_id,
smc.system_services_czk_kwh,
smc.buy_margin_fixed_czk,
smc.buy_margin_percent,
smc.sell_margin_fixed_czk,
smc.sell_margin_percent,
mip.interval_start,
mip.interval_end,
mip.market_source,
mip.buy_raw_price_czk_kwh,
mip.sell_raw_price_czk_kwh,
(mip.interval_start AT TIME ZONE 'Europe/Prague')::time AS local_prague_time,
EXTRACT(DOW FROM mip.interval_start AT TIME ZONE 'Europe/Prague')::integer AS prague_dow
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)
),
rated AS (
SELECT
cp.*,
CASE
WHEN cp.hdo_code_id IS NOT NULL AND EXISTS (
SELECT 1
FROM ems.hdo_code_window w
WHERE w.hdo_code_id = cp.hdo_code_id
AND (
w.day_type = 'all'
OR (w.day_type = 'workday' AND cp.prague_dow BETWEEN 1 AND 5)
OR (w.day_type = 'weekend' AND cp.prague_dow IN (0, 6))
)
AND w.rate_type = 'VT'
AND cp.local_prague_time >= w.window_from
AND cp.local_prague_time < w.window_to
) THEN 'VT'::text
ELSE 'NT'::text
END AS rate_type
FROM cfg_price cp
)
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);
r.site_id,
r.interval_start,
r.interval_end,
r.market_source,
r.buy_raw_price_czk_kwh,
r.sell_raw_price_czk_kwh,
r.buy_margin_fixed_czk,
r.buy_margin_percent,
r.sell_margin_fixed_czk,
r.sell_margin_percent,
ems.fn_effective_buy_price(r.site_id, r.interval_start) AS effective_buy_price_czk_kwh,
ems.fn_effective_sell_price(r.site_id, r.interval_start) AS effective_sell_price_czk_kwh,
r.rate_type,
COALESCE(
(
SELECT dtr.price_czk_kwh
FROM ems.distribution_tariff_rate dtr
WHERE dtr.tariff_id = r.tariff_id
AND dtr.rate_type = r.rate_type
AND dtr.valid_from <= r.interval_start::date
AND (dtr.valid_to IS NULL OR dtr.valid_to > r.interval_start::date)
ORDER BY dtr.valid_from DESC
LIMIT 1
),
0::numeric
) AS dist_rate_czk_kwh,
COALESCE(r.system_services_czk_kwh, 0::numeric) AS system_services_czk_kwh
FROM rated r;
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.';
rate_type NT/VT dle HDO oken; dist_rate = variabilní distribuce bez DPH.
effective_* z fn_effective_buy_price / fn_effective_sell_price (marže, DPH u nákupu dle tarifu).';