From 9f508c8bd8bee63677504cc8b86f1643579945d8 Mon Sep 17 00:00:00 2001
From: Philip Korsholm <88927411+pKorsholm@users.noreply.github.com>
Date: Wed, 8 Mar 2023 15:27:43 +0100
Subject: [PATCH] fix(medusa): Create migration to ensure correct variant
 inventory column (#3384)

* add migration to ensure quantity is called required quantity

* add changeset
---
 .changeset/spicy-hornets-know.md              |  5 +++
 .../1671711415179-multi_location.ts           |  2 +-
 .../1678093365811-ensure_required_quantity.ts | 31 +++++++++++++++++++
 3 files changed, 37 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/spicy-hornets-know.md
 create mode 100644 packages/medusa/src/migrations/1678093365811-ensure_required_quantity.ts

diff --git a/.changeset/spicy-hornets-know.md b/.changeset/spicy-hornets-know.md
new file mode 100644
index 0000000000..f74ba48ba0
--- /dev/null
+++ b/.changeset/spicy-hornets-know.md
@@ -0,0 +1,5 @@
+---
+"@medusajs/medusa": patch
+---
+
+Fix(medusa): Column naming on migrations
diff --git a/packages/medusa/src/migrations/1671711415179-multi_location.ts b/packages/medusa/src/migrations/1671711415179-multi_location.ts
index 8f1d9e4464..7531c8fd1e 100644
--- a/packages/medusa/src/migrations/1671711415179-multi_location.ts
+++ b/packages/medusa/src/migrations/1671711415179-multi_location.ts
@@ -14,7 +14,7 @@ export class multiLocation1671711415179 implements MigrationInterface {
       `CREATE INDEX "IDX_c2203162ca946a71aeb98390b0" ON "sales_channel_location" ("location_id") `
     )
     await queryRunner.query(
-      `CREATE TABLE "product_variant_inventory_item" ("id" character varying NOT NULL, "created_at" TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT now(), "updated_at" TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT now(), "inventory_item_id" text NOT NULL, "variant_id" text NOT NULL, "required_quantity" integer NOT NULL DEFAULT '1', CONSTRAINT "UQ_c9be7c1b11a1a729eb51d1b6bca" UNIQUE ("variant_id", "inventory_item_id"), CONSTRAINT "PK_9a1188b8d36f4d198303b4f7efa" PRIMARY KEY ("id"))`
+      `CREATE TABLE "product_variant_inventory_item" ("id" character varying NOT NULL, "created_at" TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT now(), "updated_at" TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT now(), "inventory_item_id" text NOT NULL, "variant_id" text NOT NULL, "quantity" integer NOT NULL DEFAULT '1', CONSTRAINT "UQ_c9be7c1b11a1a729eb51d1b6bca" UNIQUE ("variant_id", "inventory_item_id"), CONSTRAINT "PK_9a1188b8d36f4d198303b4f7efa" PRIMARY KEY ("id"))`
     )
     await queryRunner.query(
       `CREATE INDEX "IDX_c74e8c2835094a37dead376a3b" ON "product_variant_inventory_item" ("inventory_item_id") `
diff --git a/packages/medusa/src/migrations/1678093365811-ensure_required_quantity.ts b/packages/medusa/src/migrations/1678093365811-ensure_required_quantity.ts
new file mode 100644
index 0000000000..b07fca4b3d
--- /dev/null
+++ b/packages/medusa/src/migrations/1678093365811-ensure_required_quantity.ts
@@ -0,0 +1,31 @@
+import { MigrationInterface, QueryRunner } from "typeorm"
+
+export class ensureRequiredQuantity1678093365811 implements MigrationInterface {
+  public async up(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.query(`
+        DO
+        $$
+            BEGIN
+                ALTER TABLE product_variant_inventory_item
+                    RENAME COLUMN quantity TO required_quantity;
+            EXCEPTION
+                WHEN undefined_column THEN
+            END;
+        $$;
+    `)
+  }
+
+  public async down(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.query(`
+        DO
+        $$
+            BEGIN
+                ALTER TABLE product_variant_inventory_item
+                    RENAME COLUMN required_quantity TO quantity;
+            EXCEPTION
+                WHEN undefined_column THEN
+            END;
+        $$;
+    `)
+  }
+}