feat(medusa): Adds product variant sale price (#148)

* feat(medusa): Adds product variant sale price

* fix(medusa-plugin-content): Always update prices in contentful

packages/medusa/src/api/routes/admin/products/create-product.js

@@ -20,6 +20,7 @@ export default async (req, res) => {
         .items({
           currency_code: Validator.string().required(),
           amount: Validator.number().required(),
+          sale_amount: Validator.number().optional(),
         })
         .required(),
       options: Validator.array()

packages/medusa/src/api/routes/admin/products/create-variant.js

@@ -10,6 +10,7 @@ export default async (req, res) => {
       .items({
         currency_code: Validator.string().required(),
         amount: Validator.number().required(),
+        sale_amount: Validator.number().optional(),
       })
       .required(),
     options: Validator.array()

packages/medusa/src/api/routes/admin/products/update-product.js

@@ -31,6 +31,7 @@ export default async (req, res) => {
               region_id: Validator.string(),
               currency_code: Validator.string(),
               amount: Validator.number().required(),
+              sale_amount: Validator.number().optional(),
             })
             .xor("region_id", "currency_code")
         ),

packages/medusa/src/api/routes/admin/products/update-variant.js

@@ -13,6 +13,7 @@ export default async (req, res) => {
           region_id: Validator.string(),
           currency_code: Validator.string(),
           amount: Validator.number().required(),
+          sale_amount: Validator.number().optional(),
         })
         .xor("region_id", "currency_code")
     ),
@@ -45,13 +46,15 @@ export default async (req, res) => {
           await productVariantService.setRegionPrice(
             variant_id,
             price.region_id,
-            price.amount
+            price.amount,
+            price.sale_amount || undefined
           )
         } else {
           await productVariantService.setCurrencyPrice(
             variant_id,
             price.currency_code,
-            price.amount
+            price.amount,
+            price.sale_amount || undefined
           )
         }
       }