fix(cart): Tax rate data type (#10626)

* fix(cart): tax rate data type

* update test

.changeset/famous-mugs-grow.md

@@ -0,0 +1,5 @@
+---
+"@medusajs/cart": patch
+---
+
+fix: Cart tax rate data type

packages/modules/cart/integration-tests/__tests__/services/cart-module/index.spec.ts

@@ -1979,7 +1979,7 @@ moduleIntegrationTestRunner<ICartModuleService>({
           const taxLines = await service.setLineItemTaxLines(createdCart.id, [
             {
               item_id: itemOne.id,
-              rate: 20,
+              rate: 20.753,
               code: "TX",
             },
           ])
@@ -1988,7 +1988,7 @@ moduleIntegrationTestRunner<ICartModuleService>({
             expect.arrayContaining([
               expect.objectContaining({
                 item_id: itemOne.id,
-                rate: 20,
+                rate: 20.753,
                 code: "TX",
               }),
             ])
@@ -1997,7 +1997,7 @@ moduleIntegrationTestRunner<ICartModuleService>({
           await service.setLineItemTaxLines(createdCart.id, [
             {
               item_id: itemOne.id,
-              rate: 25,
+              rate: 25.14789,
               code: "TX-2",
             },
           ])
@@ -2013,7 +2013,7 @@ moduleIntegrationTestRunner<ICartModuleService>({
                 tax_lines: expect.arrayContaining([
                   expect.objectContaining({
                     item_id: itemOne.id,
-                    rate: 25,
+                    rate: 25.14789,
                     code: "TX-2",
                   }),
                 ]),

packages/modules/cart/src/migrations/.snapshot-medusa-cart.json

@@ -997,12 +997,12 @@
         },
         "rate": {
           "name": "rate",
-          "type": "integer",
+          "type": "real",
           "unsigned": false,
           "autoincrement": false,
           "primary": false,
           "nullable": false,
-          "mappedType": "integer"
+          "mappedType": "float"
         },
         "provider_id": {
           "name": "provider_id",
@@ -1537,12 +1537,12 @@
         },
         "rate": {
           "name": "rate",
-          "type": "integer",
+          "type": "real",
           "unsigned": false,
           "autoincrement": false,
           "primary": false,
           "nullable": false,
-          "mappedType": "integer"
+          "mappedType": "float"
         },
         "provider_id": {
           "name": "provider_id",

packages/modules/cart/src/migrations/Migration20241205095237.ts

@@ -50,9 +50,6 @@ export class Migration20241205095237 extends Migration {
       'CREATE INDEX IF NOT EXISTS "IDX_cart_line_item_adjustment_item_id" ON "cart_line_item_adjustment" (item_id) WHERE deleted_at IS NULL;'
     )
 
-    this.addSql(
-      'alter table if exists "cart_line_item_tax_line" alter column "rate" type integer using ("rate"::integer);'
-    )
     this.addSql(
       'alter table if exists "cart_line_item_tax_line" add constraint "cart_line_item_tax_line_item_id_foreign" foreign key ("item_id") references "cart_line_item" ("id") on update cascade on delete cascade;'
     )
@@ -70,10 +67,6 @@ export class Migration20241205095237 extends Migration {
     this.addSql(
       'CREATE INDEX IF NOT EXISTS "IDX_cart_shipping_method_adjustment_shipping_method_id" ON "cart_shipping_method_adjustment" (shipping_method_id) WHERE deleted_at IS NULL;'
     )
-
-    this.addSql(
-      'alter table if exists "cart_shipping_method_tax_line" alter column "rate" type integer using ("rate"::integer);'
-    )
     this.addSql(
       'CREATE INDEX IF NOT EXISTS "IDX_cart_shipping_method_tax_line_shipping_method_id" ON "cart_shipping_method_tax_line" (shipping_method_id) WHERE deleted_at IS NULL;'
     )
@@ -112,9 +105,6 @@ export class Migration20241205095237 extends Migration {
       'alter table if exists "cart_line_item_adjustment" add constraint "cart_line_item_adjustment_item_id_foreign" foreign key ("item_id") references "cart_line_item" ("id") on update cascade;'
     )
 
-    this.addSql(
-      'alter table if exists "cart_line_item_tax_line" alter column "rate" type numeric using ("rate"::numeric);'
-    )
     this.addSql('drop index if exists "IDX_cart_line_item_tax_line_item_id";')
     this.addSql(
       'alter table if exists "cart_line_item_tax_line" add constraint "cart_line_item_tax_line_item_id_foreign" foreign key ("item_id") references "cart_line_item" ("id") on update cascade;'
@@ -129,9 +119,6 @@ export class Migration20241205095237 extends Migration {
       'drop index if exists "IDX_cart_shipping_method_adjustment_shipping_method_id";'
     )
 
-    this.addSql(
-      'alter table if exists "cart_shipping_method_tax_line" alter column "rate" type numeric using ("rate"::numeric);'
-    )
     this.addSql(
       'drop index if exists "IDX_cart_shipping_method_tax_line_shipping_method_id";'
     )

packages/modules/cart/src/migrations/Migration20241216183049.ts

@@ -0,0 +1,13 @@
+import { Migration } from "@mikro-orm/migrations"
+
+export class Migration20241216183049 extends Migration {
+  async up(): Promise<void> {
+    this.addSql(
+      'alter table if exists "cart_line_item_tax_line" alter column "rate" type real using ("rate"::real);'
+    )
+
+    this.addSql(
+      'alter table if exists "cart_shipping_method_tax_line" alter column "rate" type real using ("rate"::real);'
+    )
+  }
+}

packages/modules/cart/src/models/line-item-tax-line.ts

@@ -11,7 +11,7 @@ const LineItemTaxLine = model
       id: model.id({ prefix: "calitxl" }).primaryKey(),
       description: model.text().nullable(),
       code: model.text(),
-      rate: model.number(),
+      rate: model.float(),
       provider_id: model.text().nullable(),
       metadata: model.json().nullable(),
       tax_rate_id: model.text().nullable(),

packages/modules/cart/src/models/shipping-method-tax-line.ts

@@ -11,7 +11,7 @@ const ShippingMethodTaxLine = model
       id: model.id({ prefix: "casmtxl" }).primaryKey(),
       description: model.text().nullable(),
       code: model.text(),
-      rate: model.number(),
+      rate: model.float(),
       provider_id: model.text().nullable(),
       tax_rate_id: model.text().nullable(),
       metadata: model.json().nullable(),