feat: fetch urls for language switcher from contentstack

server/routers/contentstack/loyaltyPage/query.ts

@@ -1,4 +1,8 @@
+import { Lang } from "@/constants/languages"
+import { batchRequest } from "@/lib/graphql/batchRequest"
 import {
+  GetDaDeEnUrls,
+  GetFiNoSvUrls,
   GetLoyaltyPage,
   GetLoyaltyPageRefs,
 } from "@/lib/graphql/Query/LoyaltyPage.graphql"
@@ -17,12 +21,17 @@ import { removeEmptyObjects } from "../../utils"
 import {
   LoyaltyPage,
   type LoyaltyPageRefsDataRaw,
+  validateLanguageSwitcherData,
   validateLoyaltyPageRefsSchema,
   validateLoyaltyPageSchema,
 } from "./output"
 import { getConnections } from "./utils"
 
 import { LoyaltyBlocksTypenameEnum } from "@/types/components/loyalty/enums"
+import {
+  LanguageSwitcherData,
+  LanguageSwitcherQueryDataRaw,
+} from "@/types/requests/languageSwitcher"
 
 function makeButtonObject(button: any) {
   return {
@@ -172,4 +181,37 @@ export const loyaltyPageQueryRouter = router({
     // Assert LoyaltyPage type to get correct typings for RTE fields
     return validatedLoyaltyPage.data as LoyaltyPage
   }),
+  languageSwitcher: contentstackProcedure.query(async ({ ctx }) => {
+    const variables = {
+      uid: ctx.uid,
+    }
+
+    const res = await batchRequest<LanguageSwitcherQueryDataRaw>([
+      {
+        document: GetDaDeEnUrls,
+        variables,
+      },
+      {
+        document: GetFiNoSvUrls,
+        variables,
+      },
+    ])
+
+    const validatedLanguageSwitcherData =
+      validateLanguageSwitcherData.safeParse(res.data)
+
+    if (!validatedLanguageSwitcherData.success) {
+      throw internalServerError(validatedLanguageSwitcherData.error)
+    }
+
+    const urls = Object.keys(
+      validatedLanguageSwitcherData.data
+    ).reduce<LanguageSwitcherData>((acc, key) => {
+      const items = validatedLanguageSwitcherData.data[key as Lang].items
+      const url = items.length ? items[0]?.url : undefined
+      return { ...acc, [key]: { url } }
+    }, {} as LanguageSwitcherData)
+
+    return { lang: ctx.lang, urls }
+  }),
 })