From 45223df86d178cf08b2b6154d33c35d98650e083 Mon Sep 17 00:00:00 2001
From: hsiegeln <37154749+hsiegeln@users.noreply.github.com>
Date: Tue, 21 Apr 2026 22:43:50 +0200
Subject: [PATCH] chore(db): Migration 013 fuer Einkaufsliste-Tabellen

---
 .../server/db/migrations/013_shopping_list.sql | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/lib/server/db/migrations/013_shopping_list.sql

diff --git a/src/lib/server/db/migrations/013_shopping_list.sql b/src/lib/server/db/migrations/013_shopping_list.sql
new file mode 100644
index 0000000..fde54f9
--- /dev/null
+++ b/src/lib/server/db/migrations/013_shopping_list.sql
@@ -0,0 +1,18 @@
+-- Einkaufsliste: haushaltsweit geteilt. shopping_cart_recipe haelt die
+-- Rezepte im Wagen (inkl. gewuenschter Portionsgroesse), shopping_cart_check
+-- die abgehakten aggregierten Zutaten-Zeilen. Aggregation wird bei jedem
+-- Read aus shopping_cart_recipe JOIN ingredient derived — nichts
+-- materialisiert, damit Rezept-Edits live durchschlagen.
+CREATE TABLE shopping_cart_recipe (
+  recipe_id INTEGER PRIMARY KEY REFERENCES recipe(id) ON DELETE CASCADE,
+  servings INTEGER NOT NULL CHECK (servings > 0),
+  added_by_profile_id INTEGER REFERENCES profile(id) ON DELETE SET NULL,
+  added_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
+);
+
+CREATE TABLE shopping_cart_check (
+  name_key TEXT NOT NULL,
+  unit_key TEXT NOT NULL,
+  checked_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (name_key, unit_key)
+);