From 35f6eebeb631a5ef944d331e2194bbd02fc7f5bf Mon Sep 17 00:00:00 2001
From: Dominic H <dominijk@gmail.com>
Date: Thu, 15 Aug 2019 14:28:27 +0100
Subject: [PATCH] Sustainability sub categories for launch #360

- Tested on local db
---
 migrations/011.sustainability.down.sql | 26 ++++++++++++
 migrations/012.sustainability.up.sql   | 58 ++++++++++++++++++++++++++
 2 files changed, 84 insertions(+)
 create mode 100644 migrations/011.sustainability.down.sql
 create mode 100644 migrations/012.sustainability.up.sql

diff --git a/migrations/011.sustainability.down.sql b/migrations/011.sustainability.down.sql
new file mode 100644
index 00000000..252ed0b3
--- /dev/null
+++ b/migrations/011.sustainability.down.sql
@@ -0,0 +1,26 @@
+-- Remove sustainability fields, update in paralell with adding new fields
+-- BREEAM rating
+ALTER TABLE buildings DROP COLUMN IF EXISTS sust_breeam_rating;
+-- BREEAM date
+ALTER TABLE buildings DROP COLUMN IF EXISTS sust_breeam_date;
+
+-- DEC (display energy certifcate, only applies to non domestic buildings)
+ALTER TABLE buildings DROP COLUMN IF EXISTS sust_dec;
+-- DEC date
+ALTER TABLE buildings DROP COLUMN IF EXISTS sust_dec_date;
+
+--TODO: DEC certifcate number, is there an online store for these?
+
+-- Aggregate EPC rating (Estimated) for a building, derived from inidividual certificates
+ALTER TABLE buildings DROP COLUMN IF EXISTS sust_aggregate_estimate_epc;
+
+-- Last significant retrofit date YYYY
+ALTER TABLE buildings DROP COLUMN IF EXISTS sust_retrofit_date;
+
+--TODO : Embodied carbon
+
+--TODO : Life expectancy minimum
+
+--TODO : Average lifespan for typology
+
+--TODO : Adaptability rating
diff --git a/migrations/012.sustainability.up.sql b/migrations/012.sustainability.up.sql
new file mode 100644
index 00000000..1be3da7f
--- /dev/null
+++ b/migrations/012.sustainability.up.sql
@@ -0,0 +1,58 @@
+-- BREEAM ratings, one of:
+-- - Outstanding
+-- - Excellent
+-- - Very good
+-- - Good
+-- - Pass
+-- - Unclassified
+CREATE TYPE sust_breeam_rating
+AS ENUM ('Outstanding',
+    'Excellent',
+    'Very good',
+    'Good',
+    'Pass',
+    'Unclassified');
+
+ALTER TABLE buildings
+    ADD COLUMN IF NOT EXISTS sust_breeam_rating sust_breeam_rating DEFAULT 'Unclassified';
+
+-- Date of BREEAM
+ALTER TABLE buildings
+    ADD COLUMN IF NOT EXISTS sust_breeam_date smallint;
+
+-- DEC (display energy certifcate, only applies to non domestic buildings)
+-- A - G
+CREATE TYPE sust_dec
+AS ENUM ('A',
+    'B',
+    'C',
+    'D',
+    'E',
+    'F',
+    'G');
+
+-- Date of DEC YYYY
+ALTER TABLE buildings
+    ADD COLUMN IF NOT EXISTS sust_dec_date smallint;
+
+
+ALTER TABLE buildings
+    ADD COLUMN IF NOT EXISTS sust_dec sust_dec;
+
+-- Aggregate EPC rating (Estimated) for a building, derived from inidividual certificates
+-- A+ - G
+CREATE TYPE sust_aggregate_estimate_epc
+AS ENUM ('A',
+    'B',
+    'C',
+    'D',
+    'E',
+    'F',
+    'G');
+
+ALTER TABLE buildings
+    ADD COLUMN IF NOT EXISTS sust_aggregate_estimate_epc sust_aggregate_estimate_epc;
+
+-- Last significant retrofit date YYYY
+ALTER TABLE buildings
+    ADD COLUMN IF NOT EXISTS sust_retrofit_date smallint;