Add exhaustive switch checks

ui/src/Pages/SharePage/MediaSharePage.tsx

@@ -10,6 +10,7 @@ import MediaSidebar from '../../components/sidebar/MediaSidebar'
 import { useTranslation } from 'react-i18next'
 import { SharePageToken_shareToken_media } from './__generated__/SharePageToken'
 import { MediaType } from '../../../__generated__/globalTypes'
+import { exhaustiveCheck } from '../../helpers/utils'
 
 const DisplayPhoto = styled(ProtectedImage)`
   width: 100%;
@@ -39,6 +40,8 @@ const MediaView = ({ media }: MediaViewProps) => {
     case MediaType.Video:
       return <DisplayVideo media={media} />
   }
+
+  exhaustiveCheck(media.type)
 }
 
 type MediaSharePageType = {

ui/src/components/photoGallery/presentView/PresentMedia.tsx

@@ -1,6 +1,7 @@
 import React from 'react'
 import styled from 'styled-components'
 import { MediaType } from '../../../../__generated__/globalTypes'
+import { exhaustiveCheck } from '../../../helpers/utils'
 import {
   ProtectedImage,
   ProtectedVideo,
@@ -62,6 +63,8 @@ const PresentMedia = ({
     case MediaType.Video:
       return <StyledVideo media={media} />
   }
+
+  exhaustiveCheck(media.type)
 }
 
 export default PresentMedia

ui/src/helpers/utils.ts

@@ -37,3 +37,7 @@ export function debounce<T extends (...args: any[]) => any>(
 export function isNil(value: any): value is undefined | null {
   return value === undefined || value === null
 }
+
+export function exhaustiveCheck(value: never) {
+  throw new Error(`Exhaustive check failed with value: ${value}`)
+}

ui/src/localization.ts

@@ -5,6 +5,7 @@ import i18n from 'i18next'
 import { initReactI18next, TFunction } from 'react-i18next'
 import { LanguageTranslation } from '../__generated__/globalTypes'
 import { authToken } from './helpers/authentication'
+import { exhaustiveCheck } from './helpers/utils'
 
 export type TranslationFn = TFunction<'translation'>
 
@@ -56,25 +57,27 @@ export const loadTranslations = () => {
       return
     }
 
-    switch (data?.myUserPreferences.language) {
+    switch (language) {
       case LanguageTranslation.Danish:
         import('../extractedTranslations/da/translation.json').then(danish => {
           i18n.addResourceBundle('da', 'translation', danish)
           i18n.changeLanguage('da')
         })
-        break
+        return
       case LanguageTranslation.English:
         import('../extractedTranslations/en/translation.json').then(english => {
           i18n.addResourceBundle('en', 'translation', english)
           i18n.changeLanguage('en')
         })
-        break
+        return
       case LanguageTranslation.French:
         import('../extractedTranslations/fr/translation.json').then(english => {
           i18n.addResourceBundle('fr', 'translation', english)
           i18n.changeLanguage('fr')
         })
-        break
+        return
     }
+
+    exhaustiveCheck(language)
   }, [data?.myUserPreferences.language])
 }