Add tourless item migration

foodlib/migrations/20240705134012_add_tourless_items_to_list.sql

@@ -0,0 +1,34 @@
+-- Add migration script here
+CREATE OR REPLACE VIEW public.shopping_list AS
+ SELECT full_weight.event_id,
+    full_weight.event_name,
+    full_weight.ingredient_id,
+    full_weight.ingredient,
+    sum(full_weight.weight) AS weight,
+    round(sum(full_weight.weight) * ingredients.energy * 1000::numeric, 2) AS energy,
+    sum(full_weight.weight)::double precision * COALESCE(price_per_ingredient_weight.price, '-1,00 €'::money) AS price,
+    full_weight.tour_id,
+    category
+   FROM ( SELECT prefetch.event_id,
+            prefetch.tour_id,
+            prefetch.event_name,
+            prefetch.ingredient_id,
+            prefetch.ingredient,
+            prefetch.store_id,
+            prefetch.buy_by,
+            round(GREATEST(prefetch.weight::double precision - COALESCE(event_storage.amount::double precision, 0::double precision), 0::double precision)::numeric, 2) AS weight
+           FROM ( SELECT shopping_tour_ingredients.event_id,
+                    shopping_tour_ingredients.tour_id,
+                    shopping_tour_ingredients.event AS event_name,
+                    shopping_tour_ingredients.ingredient_id,
+                    shopping_tour_ingredients.ingredient,
+                    shopping_tour_ingredients.store_id,
+                    shopping_tour_ingredients.buy_by,
+                    sum(shopping_tour_ingredients.weight) AS weight
+                   FROM shopping_tour_ingredients
+                  GROUP BY shopping_tour_ingredients.event_id, shopping_tour_ingredients.tour_id, shopping_tour_ingredients.event, shopping_tour_ingredients.ingredient_id, shopping_tour_ingredients.ingredient, shopping_tour_ingredients.buy_by, shopping_tour_ingredients.store_id) prefetch
+             LEFT JOIN event_storage USING (event_id, ingredient_id)) full_weight
+     LEFT JOIN best_event_ingredient_sources price_per_ingredient_weight USING (ingredient_id, event_id)
+     LEFT JOIN metro_categories USING (ingredient_source_id)
+     LEFT JOIN ingredients USING (ingredient_id)
+  GROUP BY full_weight.event_id, full_weight.tour_id, full_weight.event_name, full_weight.ingredient_id, full_weight.ingredient, ingredients.energy, price_per_ingredient_weight.price, category;