Move logic about setting page language to page handler

DEFRA · Sep 21, 2023 · 75fbd7e · 75fbd7e
1 parent 7259af0
commit 75fbd7e
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Showing 4 changed files with 60 additions and 2 deletions.
diff --git a/packages/gafl-webapp-service/src/handlers/__tests__/__snapshots__/page-handler.spec.js.snap b/packages/gafl-webapp-service/src/handlers/__tests__/__snapshots__/page-handler.spec.js.snap
@@ -13,6 +13,7 @@ exports[`The page handler function sets the value of pageData with displayAnalyt
         "backRef": null,
         "displayAnalytics": false,
         "mssgs": undefined,
+        "pageLanguageSetToWelsh": false,
         "uri": Object {
           "analyticsFormAction": "/buy/process-analytics-preferences",
         },
@@ -41,6 +42,7 @@ exports[`The page handler function sets the value of pageData with displayAnalyt
         "backRef": null,
         "displayAnalytics": true,
         "mssgs": undefined,
+        "pageLanguageSetToWelsh": false,
         "uri": Object {
           "analyticsFormAction": "/buy/process-analytics-preferences",
         },

diff --git a/packages/gafl-webapp-service/src/handlers/__tests__/page-handler.spec.js b/packages/gafl-webapp-service/src/handlers/__tests__/page-handler.spec.js
@@ -241,6 +241,55 @@ describe('The page handler function', () => {
       expect(set).toBeCalledWith(result)
     })
   })
+
+  describe('pageLanguageSetToWelsh', () => {
+    it('returns false when SHOW_WELSH_CONTENT is not true', async () => {
+      process.env.SHOW_WELSH_CONTENT = false
+      const { get } = pageHandler('', 'view', '/next/page')
+      const toolkit = getMockToolkit()
+
+      await get(getMockRequest(), toolkit)
+
+      expect(toolkit.view).toHaveBeenCalledWith(
+        expect.any(String),
+        expect.objectContaining({
+          pageLanguageSetToWelsh: false
+        })
+      )
+    })
+
+    it('returns false when SHOW_WELSH_CONTENT is true but the lang is not set to cy', async () => {
+      process.env.SHOW_WELSH_CONTENT = true
+      const { get } = pageHandler('', 'view', '/next/page')
+      const toolkit = getMockToolkit()
+
+      await get(getMockRequest(), toolkit)
+
+      expect(toolkit.view).toHaveBeenCalledWith(
+        expect.any(String),
+        expect.objectContaining({
+          pageLanguageSetToWelsh: false
+        })
+      )
+    })
+
+    it('returns true when SHOW_WELSH_CONTENT is true and the lang is set to cy', async () => {
+      process.env.SHOW_WELSH_CONTENT = true
+      const { get } = pageHandler('', 'view', '/next/page')
+      const query = { lang: 'cy' }
+      const request = getMockRequest({ query })
+      const toolkit = getMockToolkit()
+
+      await get(request, toolkit)
+
+      expect(toolkit.view).toHaveBeenCalledWith(
+        expect.any(String),
+        expect.objectContaining({
+          pageLanguageSetToWelsh: true
+        })
+      )
+    })
+  })
 })
 
 const getAnalytics = overides => ({
@@ -249,7 +298,7 @@ const getAnalytics = overides => ({
   ...overides
 })
 
-const getMockRequest = ({ setCurrentPermission = () => {}, path = '/buy/we/are/here', analytics, set = () => {} } = {}) => ({
+const getMockRequest = ({ setCurrentPermission = () => {}, path = '/buy/we/are/here', query = {}, analytics, set = () => {} } = {}) => ({
   cache: () => ({
     helpers: {
       page: {
@@ -275,6 +324,7 @@ const getMockRequest = ({ setCurrentPermission = () => {}, path = '/buy/we/are/h
     getLocale: () => ''
   },
   path,
+  query,
   url: {
     search: ''
   }

diff --git a/packages/gafl-webapp-service/src/handlers/page-handler.js b/packages/gafl-webapp-service/src/handlers/page-handler.js
@@ -40,6 +40,11 @@ const omitPageFromAnalytics = async request => {
   }
 }
 
+const pageLanguageSetToWelsh = request => {
+  const showWelshContent = process.env.SHOW_WELSH_CONTENT?.toLowerCase() === 'true'
+  return showWelshContent && request.query.lang === 'cy'
+}
+
 /**
  * Flattens the error structure from joi for use in the templates
  * @param e
@@ -123,6 +128,7 @@ export default (path, view, completion, getData) => ({
     pageData.altLang = request.i18n.getLocales().filter(locale => locale !== request.i18n.getLocale())
     pageData.backRef = await getBackReference(request, view)
     pageData.uri = { ...(pageData.uri || {}), analyticsFormAction: addLanguageCodeToUri(request, PROCESS_ANALYTICS_PREFERENCES.uri) }
+    pageData.pageLanguageSetToWelsh = pageLanguageSetToWelsh(request)
 
     const analytics = await request.cache().helpers.analytics.get()
     pageData.analyticsMessageDisplayed = analytics ? analytics[ANALYTICS.seenMessage] : false

diff --git a/packages/gafl-webapp-service/src/pages/layout/layout.njk b/packages/gafl-webapp-service/src/pages/layout/layout.njk
@@ -9,7 +9,7 @@
 {% from "button/macro.njk" import govukButton %}
 {% from "footer/macro.njk" import govukFooter %}
 
-{% if (SHOW_WELSH_CONTENT) and (_uri.queryParams.lang == 'cy') %}
+{% if pageLanguageSetToWelsh %}
     {% set htmlLang = "cy" %}
 {% endif %}