feat: 🎸 Feature toggle context

apps/skolplattformen-sthlm/App.tsx

@@ -1,8 +1,12 @@
 import * as eva from '@eva-design/eva'
 import AsyncStorage from '@react-native-async-storage/async-storage'
 import CookieManager from '@react-native-cookies/cookies'
-import initSkolplattformen from '@skolplattformen/api-skolplattformen'
-import initHjarntorget from '@skolplattformen/api-hjarntorget'
+import initSkolplattformen, {
+  features as featuresSkolplattformen,
+} from '@skolplattformen/api-skolplattformen'
+import initHjarntorget, {
+  features as featuresHjarntorget,
+} from '@skolplattformen/api-hjarntorget'
 
 import { ApiProvider } from '@skolplattformen/hooks'
 import { ApplicationProvider, IconRegistry } from '@ui-kitten/components'
@@ -19,6 +23,7 @@ import useSettingsStorage from './hooks/useSettingsStorage'
 import { translations } from './utils/translation'
 import { Reporter } from '@skolplattformen/hooks'
 import { Api } from '@skolplattformen/api'
+import { FeatureProvider } from './context/feature/featureContext'
 
 const ApiList = new Map<string, Api>([
   // @ts-expect-error Why is fetch failing here?
@@ -77,27 +82,31 @@ export default () => {
   const api = ApiList.get('goteborg-hjarntorget')!
 
   return (
-    <SchoolPlatformProvider>
-      <ApiProvider api={api} storage={AsyncStorage} reporter={reporter}>
-        <SafeAreaProvider>
-          <StatusBar
-            backgroundColor={colorScheme === 'dark' ? '#2E3137' : '#FFF'}
-            barStyle={colorScheme === 'dark' ? 'light-content' : 'dark-content'}
-            translucent
-          />
-          <IconRegistry icons={EvaIconsPack} />
-          <ApplicationProvider
-            {...eva}
-            // @ts-expect-error Unknown error
-            customMapping={customMapping}
-            theme={colorScheme === 'dark' ? darkTheme : lightTheme}
-          >
-            <LanguageProvider cache={true} data={translations}>
-              <AppNavigator />
-            </LanguageProvider>
-          </ApplicationProvider>
-        </SafeAreaProvider>
-      </ApiProvider>
-    </SchoolPlatformProvider>
+    <FeatureProvider features={featuresHjarntorget}>
+      <SchoolPlatformProvider>
+        <ApiProvider api={api} storage={AsyncStorage} reporter={reporter}>
+          <SafeAreaProvider>
+            <StatusBar
+              backgroundColor={colorScheme === 'dark' ? '#2E3137' : '#FFF'}
+              barStyle={
+                colorScheme === 'dark' ? 'light-content' : 'dark-content'
+              }
+              translucent
+            />
+            <IconRegistry icons={EvaIconsPack} />
+            <ApplicationProvider
+              {...eva}
+              // @ts-expect-error Unknown error
+              customMapping={customMapping}
+              theme={colorScheme === 'dark' ? darkTheme : lightTheme}
+            >
+              <LanguageProvider cache={true} data={translations}>
+                <AppNavigator />
+              </LanguageProvider>
+            </ApplicationProvider>
+          </SafeAreaProvider>
+        </ApiProvider>
+      </SchoolPlatformProvider>
+    </FeatureProvider>
   )
 }

apps/skolplattformen-sthlm/components/login.component.tsx

@@ -23,6 +23,7 @@ import {
 } from 'react-native'
 import { schema } from '../app.json'
 import { SchoolPlatformContext } from '../context/schoolPlatform/schoolPlatformContext'
+import { useFeature } from '../hooks/useFeature'
 import useSettingsStorage from '../hooks/useSettingsStorage'
 import { useTranslation } from '../hooks/useTranslation'
 import { Layout as LayoutStyle, Sizing, Typography } from '../styles'
@@ -57,6 +58,7 @@ export const Login = () => {
   const [loginMethodIndex, setLoginMethodIndex] =
     useSettingsStorage('loginMethodIndex')
 
+  const loginBankIdSameDevice = useFeature('LOGIN_BANK_ID_SAME_DEVICE')
   const { currentSchoolPlatform, changeSchoolPlatform } = useContext(
     SchoolPlatformContext
   )
@@ -66,11 +68,14 @@ export const Login = () => {
   const valid = Personnummer.valid(personalIdNumber)
 
   const loginMethods = [
-    t('auth.bankid.OpenOnThisDevice'),
     t('auth.bankid.OpenOnAnotherDevice'),
     t('auth.loginAsTestUser'),
   ]
 
+  if (loginBankIdSameDevice) {
+    loginMethods.unshift(t('auth.bankid.OpenOnThisDevice'))
+  }
+
   const schoolPlatforms = [
     {
       id: 'stockholm-skolplattformen',

apps/skolplattformen-sthlm/context/feature/featureContext.tsx

@@ -0,0 +1,18 @@
+import { Features, FeatureType } from '@skolplattformen/api'
+import React from 'react'
+
+export const FeatureFlagsContext = React.createContext<Features>({
+  LOGIN_BANK_ID_SAME_DEVICE: false,
+})
+
+interface Props {
+  features: Features
+}
+
+export const FeatureProvider: React.FC<Props> = (props) => {
+  return (
+    <FeatureFlagsContext.Provider value={props.features} {...props}>
+      {props.children}
+    </FeatureFlagsContext.Provider>
+  )
+}

apps/skolplattformen-sthlm/hooks/useFeature.tsx

@@ -0,0 +1,12 @@
+import React from 'react'
+import { FeatureType, Features } from '@skolplattformen/api'
+import { FeatureFlagsContext } from '../context/feature/featureContext'
+
+export const useFeature = (name: FeatureType) => {
+  const features = React.useContext<Features>(FeatureFlagsContext)
+  if (features === null) {
+    throw new Error('You must wrap your components in a FeatureProvider.')
+  }
+
+  return features[name]
+}

libs/api-hjarntorget/lib/features.ts

@@ -1,5 +1,5 @@
-import { Feature } from '@skolplattformen/api'
+import { Features } from '@skolplattformen/api'
 
-export const features: Feature[] = [
-    { name: 'login', enabled: true },
-]
+export const features: Features = {
+    LOGIN_BANK_ID_SAME_DEVICE: false
+}

libs/api-hjarntorget/lib/index.ts

@@ -3,6 +3,7 @@ import { Api, FetcherOptions, Fetch, RNCookieManager,
   ToughCookieJar,
   wrapReactNativeCookieManager,
   wrapToughCookie } from '@skolplattformen/api'
+export { features } from './features'
 
 const init = (
   fetchImpl: Fetch,

libs/api-skolplattformen/lib/features.ts

@@ -0,0 +1,5 @@
+import { Features } from '@skolplattformen/api'
+
+export const features: Features = {
+    LOGIN_BANK_ID_SAME_DEVICE: true
+}

libs/api-skolplattformen/lib/index.ts

@@ -3,6 +3,7 @@ import { Api, FetcherOptions, Fetch, RNCookieManager,
   ToughCookieJar,
   wrapReactNativeCookieManager,
   wrapToughCookie } from '@skolplattformen/api'
+export { features } from './features'
 
 const init = (
   fetchImpl: Fetch,

libs/api/lib/features.ts

@@ -1,4 +1,5 @@
-export interface Feature {
-    name: string;
-    enabled: boolean;
-}
+export interface Features {
+    LOGIN_BANK_ID_SAME_DEVICE: boolean;
+}
+
+export type FeatureType = keyof Features;

libs/api/lib/index.ts

@@ -9,9 +9,9 @@ export {
     RNCookieManager,
     ToughCookieJar,
     wrapReactNativeCookieManager,
-    wrapToughCookie,
+    wrapToughCookie, 
 } from './cookies'
 export { URLSearchParams } from './URLSearchParams'
 
 export { wrap };
-export { Feature } from './features'
+export { FeatureType, Features } from './features'