From 7927c24c35e1213755dca65235b70078113e9075 Mon Sep 17 00:00:00 2001
From: Mike de Bock <1261006+mikedebock@users.noreply.github.com>
Date: Wed, 10 Jan 2024 12:07:49 +0100
Subject: [PATCH] feat: add cart recalculate action (#136)

---
 .changeset/sixty-turtles-happen.md |  5 +++++
 src/repositories/cart.ts           |  9 +++++++++
 src/services/cart.test.ts          | 24 ++++++++++++++++++++++++
 3 files changed, 38 insertions(+)
 create mode 100644 .changeset/sixty-turtles-happen.md

diff --git a/.changeset/sixty-turtles-happen.md b/.changeset/sixty-turtles-happen.md
new file mode 100644
index 00000000..72dcb3f2
--- /dev/null
+++ b/.changeset/sixty-turtles-happen.md
@@ -0,0 +1,5 @@
+---
+'@labdigital/commercetools-mock': minor
+---
+
+add support for cart recalculate action
diff --git a/src/repositories/cart.ts b/src/repositories/cart.ts
index 6e8d0aa0..86beef62 100644
--- a/src/repositories/cart.ts
+++ b/src/repositories/cart.ts
@@ -230,6 +230,15 @@ export class CartRepository extends AbstractResourceRepository<'cart'> {
 			// Update cart total price
 			resource.totalPrice.centAmount = calculateCartTotalPrice(resource)
 		},
+		recalculate: () => {
+			// Dummy action when triggering a recalculation of the cart
+			//
+			// From commercetools documentation:
+			// This update action does not set any Cart field in particular,
+			// but it triggers several Cart updates to bring prices and discounts to the latest state.
+			// Those can become stale over time when no Cart updates have been performed for a while
+			// and prices on related Products have changed in the meanwhile.
+		},
 		addItemShippingAddress: (
 			context: RepositoryContext,
 			resource: Writable<Cart>,
diff --git a/src/services/cart.test.ts b/src/services/cart.test.ts
index 8d3b145a..243145f8 100644
--- a/src/services/cart.test.ts
+++ b/src/services/cart.test.ts
@@ -303,6 +303,30 @@ describe('Cart Update Actions', () => {
 		expect(response.body.lineItems).toHaveLength(0)
 	})
 
+	test('recalculate', async () => {
+		const product = await supertest(ctMock.app)
+			.post(`/dummy/products`)
+			.send(productDraft)
+			.then((x) => x.body)
+
+		assert(cart, 'cart not created')
+
+		const response = await supertest(ctMock.app)
+			.post(`/dummy/carts/${cart.id}`)
+			.send({
+				version: 1,
+				actions: [
+					{
+						action: 'recalculate',
+						updateProductData: true,
+					},
+				],
+			})
+
+		expect(response.status).toBe(200)
+		expect(response.body.version).toBe(1)
+	})
+
 	test('removeLineItem', async () => {
 		const product = await supertest(ctMock.app)
 			.post(`/dummy/products`)