seed stuff

database/migrations/VXX__grass_types_jsonb_seed_products_and_seeding_type.sql

@@ -0,0 +1,41 @@
+-- Migration: add JSONB grass types to lawn_sections, enable seed products, and store seeding type on logs
+-- 1) Lawn sections: add grass_types JSONB and backfill from grass_type CSV
+ALTER TABLE lawn_sections
+  ADD COLUMN IF NOT EXISTS grass_types JSONB;
+
+-- Backfill: split grass_type CSV to JSON array when present
+UPDATE lawn_sections
+SET grass_types = (
+  CASE 
+    WHEN grass_type IS NULL OR trim(grass_type) = '' THEN NULL
+    ELSE (
+      SELECT jsonb_agg(trim(x)) FROM (
+        SELECT regexp_split_to_table(grass_type, '\s*,\s*') AS x
+      ) s WHERE trim(x) <> ''
+    )
+  END
+)
+WHERE grass_types IS NULL;
+
+-- 2) Products: allow 'seed' type and add seed_blend JSONB
+DO $$
+DECLARE cname text;
+BEGIN
+  SELECT conname INTO cname
+  FROM pg_constraint 
+  WHERE conrelid = 'products'::regclass AND contype='c' AND conname LIKE '%product_type%';
+  IF cname IS NOT NULL THEN
+    EXECUTE format('ALTER TABLE products DROP CONSTRAINT %I', cname);
+  END IF;
+END $$;
+
+ALTER TABLE products
+  ADD CONSTRAINT products_product_type_check CHECK (product_type IN ('granular','liquid','seed'));
+
+ALTER TABLE products
+  ADD COLUMN IF NOT EXISTS seed_blend JSONB;
+
+-- 3) Application logs: store seeding type
+ALTER TABLE application_logs
+  ADD COLUMN IF NOT EXISTS seeding_type VARCHAR(20) CHECK (seeding_type IN ('overseed','new_seed'));
+