fix(medusa): Order service legacy decorate totals should add totals to items (#2667)

For some reason, probably a conflict, the legacy decorate totals does not attach the totals to the line items
https://github.com/medusajs/medusa/pull/2546/files

FIXES CORE-832

Co-authored-by: Oliver Windall Juhl <59018053+olivermrbl@users.noreply.github.com>

.changeset/moody-ravens-wait.md

@@ -0,0 +1,5 @@
+---
+"@medusajs/medusa": patch
+---
+
+fix(medusa): Order service legacy decorate totals should still apply the totals to the items

integration-tests/plugins/__tests__/medusa-plugin-sendgrid/__snapshots__/index.js.snap

@@ -432,6 +432,7 @@ Object {
         "claim_order_id": null,
         "created_at": Any<Date>,
         "description": "",
+        "discount_total": 0,
         "fulfilled_quantity": 2,
         "has_shipping": null,
         "id": Any<String>,
@@ -439,10 +440,13 @@ Object {
         "is_return": false,
         "metadata": null,
         "order_id": Any<String>,
+        "original_tax_total": 400,
+        "original_total": 2400,
         "quantity": 2,
         "returned_quantity": 1,
         "shipped_quantity": 2,
         "should_merge": true,
+        "subtotal": 2000,
         "swap_id": null,
         "tax_lines": Array [
           Object {
@@ -456,8 +460,10 @@ Object {
             "updated_at": Any<Date>,
           },
         ],
+        "tax_total": 400,
         "thumbnail": "",
         "title": "Intelligent Plastic Chips",
+        "total": 2400,
         "unit_price": 1000,
         "updated_at": Any<Date>,
         "variant": Object {
@@ -768,6 +774,7 @@ Object {
       "claim_order_id": null,
       "created_at": Any<Date>,
       "description": "",
+      "discount_total": 0,
       "fulfilled_quantity": null,
       "has_shipping": null,
       "id": "test-item",
@@ -775,11 +782,14 @@ Object {
       "is_return": false,
       "metadata": null,
       "order_id": Any<String>,
+      "original_tax_total": 400,
+      "original_total": 2400,
       "price": "10.00 USD",
       "quantity": 2,
       "returned_quantity": null,
       "shipped_quantity": null,
       "should_merge": true,
+      "subtotal": 2000,
       "swap_id": null,
       "tax_lines": Array [
         Object {
@@ -793,8 +803,10 @@ Object {
           "updated_at": Any<Date>,
         },
       ],
+      "tax_total": 400,
       "thumbnail": null,
       "title": "Intelligent Plastic Chips",
+      "total": 2400,
       "unit_price": 1000,
       "updated_at": Any<Date>,
       "variant": Object {
@@ -991,6 +1003,7 @@ Object {
       "claim_order_id": null,
       "created_at": Any<Date>,
       "description": "",
+      "discount_total": 0,
       "discounted_price": "12.00 USD",
       "fulfilled_quantity": 2,
       "has_shipping": null,
@@ -999,11 +1012,14 @@ Object {
       "is_return": false,
       "metadata": null,
       "order_id": Any<String>,
+      "original_tax_total": 400,
+      "original_total": 2400,
       "price": "12.00 USD",
       "quantity": 2,
       "returned_quantity": null,
       "shipped_quantity": 2,
       "should_merge": true,
+      "subtotal": 2000,
       "swap_id": null,
       "tax_lines": Array [
         Object {
@@ -1017,8 +1033,10 @@ Object {
           "updated_at": Any<Date>,
         },
       ],
+      "tax_total": 400,
       "thumbnail": null,
       "title": "Intelligent Plastic Chips",
+      "total": 2400,
       "totals": Object {
         "discount_total": 0,
         "original_tax_total": 400,
@@ -1258,6 +1276,7 @@ Object {
         "claim_order_id": null,
         "created_at": Any<Date>,
         "description": "",
+        "discount_total": 0,
         "fulfilled_quantity": 2,
         "has_shipping": null,
         "id": "test-item",
@@ -1265,10 +1284,13 @@ Object {
         "is_return": false,
         "metadata": null,
         "order_id": Any<String>,
+        "original_tax_total": 400,
+        "original_total": 2400,
         "quantity": 2,
         "returned_quantity": null,
         "shipped_quantity": 2,
         "should_merge": true,
+        "subtotal": 2000,
         "swap_id": null,
         "tax_lines": Array [
           Object {
@@ -1282,8 +1304,10 @@ Object {
             "updated_at": Any<Date>,
           },
         ],
+        "tax_total": 400,
         "thumbnail": "",
         "title": "Intelligent Plastic Chips",
+        "total": 2400,
         "unit_price": 1000,
         "updated_at": Any<Date>,
         "variant": Object {
@@ -1579,6 +1603,7 @@ Object {
         "claim_order_id": null,
         "created_at": Any<Date>,
         "description": "",
+        "discount_total": 0,
         "fulfilled_quantity": 2,
         "has_shipping": null,
         "id": Any<String>,
@@ -1586,10 +1611,13 @@ Object {
         "is_return": false,
         "metadata": null,
         "order_id": Any<String>,
+        "original_tax_total": 400,
+        "original_total": 2400,
         "quantity": 2,
         "returned_quantity": null,
         "shipped_quantity": 2,
         "should_merge": true,
+        "subtotal": 2000,
         "swap_id": null,
         "tax_lines": Array [
           Object {
@@ -1603,8 +1631,10 @@ Object {
             "updated_at": Any<Date>,
           },
         ],
+        "tax_total": 400,
         "thumbnail": "",
         "title": "Intelligent Plastic Chips",
+        "total": 2400,
         "unit_price": 1000,
         "updated_at": Any<Date>,
         "variant": Object {

packages/medusa/src/services/order.ts

@@ -1498,6 +1498,27 @@ class OrderService extends TransactionBaseService {
     order: Order,
     totalsFields: string[] = []
   ): Promise<Order> {
+    if (totalsFields.some((field) => ["subtotal", "total"].includes(field))) {
+      const calculationContext =
+        await this.totalsService_.getCalculationContext(order, {
+          exclude_shipping: true,
+        })
+      order.items = await Promise.all(
+        (order.items || []).map(async (item) => {
+          const itemTotals = await this.totalsService_.getLineItemTotals(
+            item,
+            order,
+            {
+              include_tax: true,
+              calculation_context: calculationContext,
+            }
+          )
+
+          return Object.assign(item, itemTotals)
+        })
+      )
+    }
+
     for (const totalField of totalsFields) {
       switch (totalField) {
         case "shipping_total": {
@@ -1603,9 +1624,9 @@ class OrderService extends TransactionBaseService {
   }
 
   /**
+   * Calculate and attach the different total fields on the object
    * @param order
    * @param totalsFieldsOrConfig
-   * @protected
    */
   async decorateTotals(
     order: Order,