feat(tax): add support for updating tax rates (#6537)

packages/medusa/src/api-v2/admin/tax-rates/[id]/route.ts

@@ -5,6 +5,37 @@ import {
 
 import { defaultAdminTaxRateFields } from "../query-config"
 import { remoteQueryObjectFromString } from "@medusajs/utils"
+import { AdminPostTaxRatesTaxRateReq } from "../../../../api/routes/admin/tax-rates"
+import { updateTaxRatesWorkflow } from "@medusajs/core-flows"
+
+export const POST = async (
+  req: AuthenticatedMedusaRequest<AdminPostTaxRatesTaxRateReq>,
+  res: MedusaResponse
+) => {
+  const { errors } = await updateTaxRatesWorkflow(req.scope).run({
+    input: {
+      selector: { id: req.params.id },
+      update: req.validatedBody,
+    },
+    throwOnError: false,
+  })
+
+  if (Array.isArray(errors) && errors[0]) {
+    throw errors[0].error
+  }
+
+  const remoteQuery = req.scope.resolve("remoteQuery")
+
+  const queryObject = remoteQueryObjectFromString({
+    entryPoint: "tax_rate",
+    variables: { id: req.params.id },
+    fields: defaultAdminTaxRateFields,
+  })
+
+  const [taxRate] = await remoteQuery(queryObject)
+
+  res.status(200).json({ tax_rate: taxRate })
+}
 
 export const GET = async (
   req: AuthenticatedMedusaRequest,

packages/medusa/src/api-v2/admin/tax-rates/middlewares.ts

@@ -3,6 +3,7 @@ import * as QueryConfig from "./query-config"
 import {
   AdminGetTaxRatesTaxRateParams,
   AdminPostTaxRatesReq,
+  AdminPostTaxRatesTaxRateReq,
 } from "./validators"
 import { transformBody, transformQuery } from "../../../api/middlewares"
 
@@ -20,6 +21,11 @@ export const adminTaxRateRoutesMiddlewares: MiddlewareRoute[] = [
     matcher: "/admin/tax-rates",
     middlewares: [transformBody(AdminPostTaxRatesReq)],
   },
+  {
+    method: "POST",
+    matcher: "/admin/tax-rates/:id",
+    middlewares: [transformBody(AdminPostTaxRatesTaxRateReq)],
+  },
   {
     method: "GET",
     matcher: "/admin/tax-rates/:id",

packages/medusa/src/api-v2/admin/tax-rates/validators.ts

@@ -1,4 +1,3 @@
-// HEAD
 import { Type } from "class-transformer"
 import {
   IsBoolean,
@@ -52,3 +51,29 @@ export class AdminPostTaxRatesReq {
   @IsOptional()
   metadata?: Record<string, unknown>
 }
+
+export class AdminPostTaxRatesTaxRateReq {
+  @IsOptional()
+  @IsNumber()
+  rate?: number | null
+
+  @IsOptional()
+  @IsString()
+  code?: string | null
+
+  @IsString()
+  @IsOptional()
+  name?: string
+
+  @IsBoolean()
+  @IsOptional()
+  is_default?: boolean
+
+  @IsBoolean()
+  @IsOptional()
+  is_combinable?: boolean
+
+  @IsObject()
+  @IsOptional()
+  metadata?: Record<string, unknown>
+}