Categories migrations (#2966)

Signed-off-by: Gašper Grom <[email protected]>

Author: gaspergrom

backend/src/database/migrations/U1743428456__addCollectionCategories.sql

@@ -0,0 +1,9 @@
+-- Drop the column categoryId from the collections table
+ALTER TABLE collections
+    DROP COLUMN categoryId;
+
+-- Drop the categories table
+DROP TABLE IF EXISTS categories;
+
+-- Drop the categoryGroups table
+DROP TABLE IF EXISTS categoryGroups;

backend/src/database/migrations/V1743428456__addCollectionCategories.sql

@@ -0,0 +1,25 @@
+-- Create the categoryGroups table
+CREATE TABLE IF NOT EXISTS "categoryGroups"
+(
+    id          UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    name        VARCHAR(255) NOT NULL,
+    slug        VARCHAR(255) NOT NULL UNIQUE,
+    type        TEXT CHECK (type IN ('vertical', 'horizontal')) NOT NULL,
+    "createdAt" TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Create the categories table
+CREATE TABLE IF NOT EXISTS "categories"
+(
+    id                UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    name              VARCHAR(255) NOT NULL,
+    slug              VARCHAR(255) NOT NULL UNIQUE,
+    "categoryGroupId" UUID NOT NULL REFERENCES "categoryGroups"(id) ON UPDATE CASCADE ON DELETE CASCADE,
+    "createdAt"       TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt"       TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Add the categoryId column to the collections table
+ALTER TABLE collections
+    ADD COLUMN "categoryId" UUID REFERENCES "categories"(id) ON UPDATE CASCADE ON DELETE SET NULL;