VIA-304 SB Use different getFilteredContentForVaccine implementation for Whooping Cough.

Author: acerathereinspirative-nhs-nvir

src/_lambda/content-cache-hydrator/handler.ts

@@ -52,7 +52,7 @@ async function hydrateCacheForVaccine(
 
   try {
     const content: string = await fetchContentForVaccine(vaccineType);
-    const filteredContent: VaccinePageContent = getFilteredContentForVaccine(content);
+    const filteredContent: VaccinePageContent = getFilteredContentForVaccine(vaccineType, content);
 
     if (!approvalEnabled) {
       await checkContentPassesStylingAndWriteToCache(vaccineType, content, filteredContent);
@@ -80,7 +80,9 @@ async function hydrateCacheForVaccine(
     }
 
     if (cacheStatus === "valid") {
-      if (vitaContentChangedSinceLastApproved(filteredContent, getFilteredContentForVaccine(cacheContent))) {
+      if (
+        vitaContentChangedSinceLastApproved(filteredContent, getFilteredContentForVaccine(vaccineType, cacheContent))
+      ) {
         log.info(
           { context: { vaccineType } },
           `Content changes detected for vaccine ${vaccineType}; invalidating cache`,

src/services/content-api/content-service.ts

@@ -29,7 +29,7 @@ const getContentForVaccine = async (vaccineType: VaccineType): Promise<GetConten
     const vaccineContent = await readContentFromCache(config.CONTENT_CACHE_PATH, vaccineCacheFilename, vaccineType);
 
     // filter and style content
-    const filteredContent: VaccinePageContent = getFilteredContentForVaccine(vaccineContent);
+    const filteredContent: VaccinePageContent = getFilteredContentForVaccine(vaccineType, vaccineContent);
     const styledVaccineContent: StyledVaccineContent = await getStyledContentForVaccine(
       vaccineType,
       filteredContent,

src/services/content-api/parsers/content-filter-service.test.ts

@@ -1,3 +1,4 @@
+import { VaccineType } from "@src/models/vaccine";
 import {
   _extractDescriptionForVaccine,
   _extractHeadlineForAspect,
@@ -529,7 +530,10 @@ describe("Content Filter", () => {
         overview: "Generic Vaccine Lead Paragraph (overview)",
       };
 
-      const pageCopyForRsv = getFilteredContentForVaccine(JSON.stringify(genericVaccineContentAPIResponse));
+      const pageCopyForRsv = getFilteredContentForVaccine(
+        VaccineType.RSV,
+        JSON.stringify(genericVaccineContentAPIResponse),
+      );
 
       expect(pageCopyForRsv).toEqual(expect.objectContaining(expectedOverview));
     });
@@ -549,7 +553,10 @@ describe("Content Filter", () => {
         },
       };
 
-      const pageCopyForRsv = getFilteredContentForVaccine(JSON.stringify(genericVaccineContentAPIResponse));
+      const pageCopyForRsv = getFilteredContentForVaccine(
+        VaccineType.RSV,
+        JSON.stringify(genericVaccineContentAPIResponse),
+      );
 
       expect(pageCopyForRsv).toEqual(expect.objectContaining(expectedWhatVaccineIsFor));
     });
@@ -593,7 +600,10 @@ describe("Content Filter", () => {
         },
       };
 
-      const pageCopyForRsv = getFilteredContentForVaccine(JSON.stringify(genericVaccineContentAPIResponse));
+      const pageCopyForRsv = getFilteredContentForVaccine(
+        VaccineType.RSV,
+        JSON.stringify(genericVaccineContentAPIResponse),
+      );
 
       expect(pageCopyForRsv).toEqual(expect.objectContaining(expectedWhoVaccineIsFor));
     });
@@ -619,7 +629,10 @@ describe("Content Filter", () => {
         },
       };
 
-      const pageCopyForRsv = getFilteredContentForVaccine(JSON.stringify(genericVaccineContentAPIResponse));
+      const pageCopyForRsv = getFilteredContentForVaccine(
+        VaccineType.RSV,
+        JSON.stringify(genericVaccineContentAPIResponse),
+      );
 
       expect(pageCopyForRsv).toEqual(expect.objectContaining(expectedHowToGetVaccine));
     });
@@ -650,6 +663,7 @@ describe("Content Filter", () => {
       };
 
       const pageCopyForRsv: VaccinePageContent = getFilteredContentForVaccine(
+        VaccineType.RSV,
         JSON.stringify(genericVaccineContentAPIResponse),
       );
 
@@ -661,7 +675,10 @@ describe("Content Filter", () => {
         webpageLink: new URL("https://www.nhs.uk/vaccinations/generic-vaccine/"),
       };
 
-      const pageCopyForRsv = getFilteredContentForVaccine(JSON.stringify(genericVaccineContentAPIResponse));
+      const pageCopyForRsv = getFilteredContentForVaccine(
+        VaccineType.RSV,
+        JSON.stringify(genericVaccineContentAPIResponse),
+      );
 
       expect(pageCopyForRsv).toEqual(expect.objectContaining(expectedWebpageLink));
     });
@@ -670,6 +687,7 @@ describe("Content Filter", () => {
       const responseWithoutBenefitsHealthAspect = contentWithoutBenefitsHealthAspect();
 
       const pageCopyForFlu: VaccinePageContent = getFilteredContentForVaccine(
+        VaccineType.RSV,
         JSON.stringify(responseWithoutBenefitsHealthAspect),
       );
 

src/services/content-api/parsers/content-filter-service.ts

@@ -1,3 +1,4 @@
+import { VaccineType } from "@src/models/vaccine";
 import {
   ContentApiVaccineResponse,
   HasPartSubsection,
@@ -166,8 +167,18 @@ function _extractHeadlineForContraindicationsAspect(content: ContentApiVaccineRe
   ];
 }
 
-const getFilteredContentForVaccine = (apiContent: string): VaccinePageContent => {
+const getFilteredContentForVaccine = (vaccineType: VaccineType, apiContent: string): VaccinePageContent => {
   const content: ContentApiVaccineResponse = JSON.parse(apiContent);
+
+  switch (vaccineType) {
+    case VaccineType.WHOOPING_COUGH:
+      return getFilteredContentForWhoopingCoughVaccine(content);
+    default:
+      return getFilteredContentForStandardVaccine(content);
+  }
+};
+
+const getFilteredContentForStandardVaccine = (content: ContentApiVaccineResponse): VaccinePageContent => {
   const overview: string = _extractDescriptionForVaccine(content, "lead paragraph");
 
   let whatVaccineIsFor;
@@ -207,6 +218,24 @@ const getFilteredContentForVaccine = (apiContent: string): VaccinePageContent =>
   };
 };
 
+const getFilteredContentForWhoopingCoughVaccine = (content: ContentApiVaccineResponse): VaccinePageContent => {
+  const overview = "overview";
+  const whatVaccineIsFor = undefined;
+  const whoVaccineIsFor: VaccinePageSection = { headline: "", subsections: [] };
+  const howToGetVaccine: VaccinePageSection = { headline: "", subsections: [] };
+  const vaccineSideEffects: VaccinePageSection = { headline: "", subsections: [] };
+  const webpageLink: URL = new URL(content.webpage);
+
+  return {
+    overview: overview,
+    whatVaccineIsFor: whatVaccineIsFor,
+    whoVaccineIsFor,
+    howToGetVaccine,
+    vaccineSideEffects,
+    webpageLink,
+  };
+};
+
 export {
   getFilteredContentForVaccine,
   _findAspect,