fix(LOY-137): now fetches surprises client side in intervals

server/routers/contentstack/reward/output.ts

@@ -223,6 +223,10 @@ export type RewardWithRedeem = CMSRewardWithRedeem & {
   couponCode: string | undefined
 }
 
+export interface Surprise extends Omit<Reward, "operaRewardId" | "couponCode"> {
+  coupons: { couponCode?: string | undefined; expiresAt?: string }[]
+}
+
 // New endpoint related types and schemas.
 const BaseReward = z.object({
   title: z.string().optional(),

server/routers/contentstack/reward/query.ts

@@ -19,6 +19,7 @@ import {
 } from "./input"
 import {
   type Reward,
+  type Surprise,
   validateApiRewardSchema,
   validateCategorizedRewardsSchema,
 } from "./output"
@@ -293,121 +294,123 @@ export const rewardQueryRouter = router({
 
       return { rewards }
     }),
-  surprises: contentStackBaseWithProtectedProcedure.query(async ({ ctx }) => {
-    getCurrentRewardCounter.add(1)
+  surprises: contentStackBaseWithProtectedProcedure
+    .input(langInput.optional()) // lang is required for client, but not for server
+    .query(async ({ ctx }) => {
+      getCurrentRewardCounter.add(1)
 
-    const isNewEndpoint = env.USE_NEW_REWARDS_ENDPOINT
-    const endpoint = isNewEndpoint
-      ? api.endpoints.v1.Profile.Reward.reward
-      : api.endpoints.v1.Profile.reward
+      const isNewEndpoint = env.USE_NEW_REWARDS_ENDPOINT
+      const endpoint = isNewEndpoint
+        ? api.endpoints.v1.Profile.Reward.reward
+        : api.endpoints.v1.Profile.reward
 
-    const apiResponse = await api.get(endpoint, {
-      cache: undefined,
-      headers: {
-        Authorization: `Bearer ${ctx.session.token.access_token}`,
-      },
-      next: { revalidate: ONE_HOUR },
-    })
-
-    if (!apiResponse.ok) {
-      const text = await apiResponse.text()
-      getCurrentRewardFailCounter.add(1, {
-        error_type: "http_error",
-        error: JSON.stringify({
-          status: apiResponse.status,
-          statusText: apiResponse.statusText,
-          text,
-        }),
+      const apiResponse = await api.get(endpoint, {
+        cache: undefined,
+        headers: {
+          Authorization: `Bearer ${ctx.session.token.access_token}`,
+        },
+        next: { revalidate: ONE_HOUR },
       })
-      console.error(
-        "api.reward error ",
-        JSON.stringify({
-          error: {
+
+      if (!apiResponse.ok) {
+        const text = await apiResponse.text()
+        getCurrentRewardFailCounter.add(1, {
+          error_type: "http_error",
+          error: JSON.stringify({
             status: apiResponse.status,
             statusText: apiResponse.statusText,
             text,
-          },
+          }),
         })
-      )
-      return null
-    }
-
-    const data = await apiResponse.json()
-    const validatedApiRewards = isNewEndpoint
-      ? validateCategorizedRewardsSchema.safeParse(data)
-      : validateApiRewardSchema.safeParse(data)
-
-    if (!validatedApiRewards.success) {
-      getCurrentRewardFailCounter.add(1, {
-        locale: ctx.lang,
-        error_type: "validation_error",
-        error: JSON.stringify(validatedApiRewards.error),
-      })
-      console.error(validatedApiRewards.error)
-      console.error(
-        "contentstack.surprises validation error",
-        JSON.stringify({
-          query: { locale: ctx.lang },
-          error: validatedApiRewards.error,
-        })
-      )
-      return null
-    }
-
-    const rewardIds = validatedApiRewards.data
-      .map((reward) => reward?.rewardId)
-      .filter((rewardId): rewardId is string => !!rewardId)
-      .sort()
-
-    const cmsRewards = await getCmsRewards(ctx.lang, rewardIds)
-
-    if (!cmsRewards) {
-      return null
-    }
-
-    getCurrentRewardSuccessCounter.add(1)
-
-    const surprises = validatedApiRewards.data
-      // TODO: Add predicates once legacy endpoints are removed
-      .filter((reward) => {
-        if (reward?.rewardType !== "Surprise") {
-          return false
-        }
-
-        if (!("coupon" in reward)) {
-          return false
-        }
-
-        const unwrappedCoupons =
-          reward.coupon.filter((coupon) => !coupon.unwrapped) || []
-        if (unwrappedCoupons.length === 0) {
-          return false
-        }
-
-        return true
-      })
-      .map((surprise) => {
-        const reward = cmsRewards.find(
-          ({ reward_id }) => surprise.rewardId === reward_id
+        console.error(
+          "api.reward error ",
+          JSON.stringify({
+            error: {
+              status: apiResponse.status,
+              statusText: apiResponse.statusText,
+              text,
+            },
+          })
         )
+        return null
+      }
 
-        if (!reward) {
-          return null
-        }
+      const data = await apiResponse.json()
+      const validatedApiRewards = isNewEndpoint
+        ? validateCategorizedRewardsSchema.safeParse(data)
+        : validateApiRewardSchema.safeParse(data)
 
-        return {
-          ...reward,
-          id: surprise.id,
-          rewardType: surprise.rewardType,
-          rewardTierLevel: undefined,
-          redeemLocation: surprise.redeemLocation,
-          coupons: "coupon" in surprise ? surprise.coupon || [] : [],
-        }
-      })
-      .flatMap((surprises) => (surprises ? [surprises] : []))
+      if (!validatedApiRewards.success) {
+        getCurrentRewardFailCounter.add(1, {
+          locale: ctx.lang,
+          error_type: "validation_error",
+          error: JSON.stringify(validatedApiRewards.error),
+        })
+        console.error(validatedApiRewards.error)
+        console.error(
+          "contentstack.surprises validation error",
+          JSON.stringify({
+            query: { locale: ctx.lang },
+            error: validatedApiRewards.error,
+          })
+        )
+        return null
+      }
 
-    return surprises
-  }),
+      const rewardIds = validatedApiRewards.data
+        .map((reward) => reward?.rewardId)
+        .filter((rewardId): rewardId is string => !!rewardId)
+        .sort()
+
+      const cmsRewards = await getCmsRewards(ctx.lang, rewardIds)
+
+      if (!cmsRewards) {
+        return null
+      }
+
+      getCurrentRewardSuccessCounter.add(1)
+
+      const surprises: Surprise[] = validatedApiRewards.data
+        // TODO: Add predicates once legacy endpoints are removed
+        .filter((reward) => {
+          if (reward?.rewardType !== "Surprise") {
+            return false
+          }
+
+          if (!("coupon" in reward)) {
+            return false
+          }
+
+          const unwrappedCoupons =
+            reward.coupon.filter((coupon) => !coupon.unwrapped) || []
+          if (unwrappedCoupons.length === 0) {
+            return false
+          }
+
+          return true
+        })
+        .map((surprise) => {
+          const reward = cmsRewards.find(
+            ({ reward_id }) => surprise.rewardId === reward_id
+          )
+
+          if (!reward) {
+            return null
+          }
+
+          return {
+            ...reward,
+            id: surprise.id,
+            rewardType: surprise.rewardType,
+            rewardTierLevel: undefined,
+            redeemLocation: surprise.redeemLocation,
+            coupons: "coupon" in surprise ? surprise.coupon || [] : [],
+          }
+        })
+        .flatMap((surprises) => (surprises ? [surprises] : []))
+
+      return surprises
+    }),
   unwrap: protectedProcedure
     .input(rewardsUpdateInput)
     .mutation(async ({ input, ctx }) => {