With unread notifications

package.json

@@ -67,6 +67,7 @@
     "@types/react-redux": "^7.1.12",
     "@welldone-software/why-did-you-render": "^6.0.3",
     "babel-plugin-module-resolver": "^4.1.0",
+    "chalk": "^4.1.0",
     "typescript": "~4.0.0"
   },
   "private": true

src/Index.tsx

@@ -6,7 +6,7 @@ import {
 } from '@react-navigation/native'
 import { enableScreens } from 'react-native-screens'
 
-import React, { useEffect, useRef } from 'react'
+import React, { useEffect, useMemo, useRef } from 'react'
 import { StatusBar } from 'react-native'
 import Toast from 'react-native-toast-message'
 import { Feather } from '@expo/vector-icons'
@@ -23,12 +23,15 @@ import { toast, toastConfig } from '@components/toast'
 import { useTranslation } from 'react-i18next'
 import { useDispatch, useSelector } from 'react-redux'
 import {
+  getLocalNotification,
   getLocalUrl,
-  updateLocalAccountPreferences
+  updateLocalAccountPreferences,
+  updateNotification
 } from '@utils/slices/instancesSlice'
-import { useQuery } from 'react-query'
+import { useInfiniteQuery, useQuery } from 'react-query'
 import { announcementFetch } from './utils/fetches/announcementsFetch'
 import client from './api/client'
+import { timelineFetch } from './utils/fetches/timelineFetch'
 
 enableScreens()
 const Tab = createBottomTabNavigator<RootStackParamList>()
@@ -55,6 +58,7 @@ export const Index: React.FC<Props> = ({ localCorrupt }) => {
     dark = 'light-content'
   }
 
+  // On launch display login credentials corrupt information
   useEffect(() => {
     const showLocalCorrect = localCorrupt
       ? toast({
@@ -67,27 +71,66 @@ export const Index: React.FC<Props> = ({ localCorrupt }) => {
     return showLocalCorrect
   }, [localCorrupt])
 
+  // On launch check if there is any unread announcements
+  const navigationRef = useRef<NavigationContainerRef>(null)
+  useEffect(() => {
+    localInstance &&
+      client({
+        method: 'get',
+        instance: 'local',
+        url: `announcements`
+      })
+        .then(({ body }: { body?: Mastodon.Announcement[] }) => {
+          if (body?.filter(announcement => !announcement.read).length) {
+            navigationRef.current?.navigate('Screen-Shared-Announcements')
+          }
+        })
+        .catch(() => {})
+  }, [])
+
+  // On launch check if there is any unread noficiations
+  const queryNotification = useInfiniteQuery(
+    ['Notifications', {}] as QueryKey.Timeline,
+    timelineFetch,
+    { enabled: localInstance ? true : false, cacheTime: 1000 * 30 }
+  )
+  const prevNotification = useSelector(getLocalNotification)
+  useEffect(() => {
+    if (queryNotification.data?.pages) {
+      const flattenData = queryNotification.data.pages.flatMap(d => [
+        ...d?.toots
+      ])
+      const latestNotificationTime = flattenData.length
+        ? flattenData[0].created_at
+        : undefined
+
+      if (!prevNotification || !prevNotification.latestTime) {
+        dispatch(
+          updateNotification({
+            unread: true
+          })
+        )
+      } else if (
+        latestNotificationTime &&
+        new Date(prevNotification.latestTime) < new Date(latestNotificationTime)
+      ) {
+        dispatch(
+          updateNotification({
+            unread: true,
+            latestTime: latestNotificationTime
+          })
+        )
+      }
+    }
+  }, [queryNotification.data?.pages])
+
+  // Lazily update users's preferences, for e.g. composing default visibility
   useEffect(() => {
     if (localInstance) {
       dispatch(updateLocalAccountPreferences())
     }
   }, [])
 
-  const navigationRef = useRef<NavigationContainerRef>(null)
-  useEffect(() => {
-    client({
-      method: 'get',
-      instance: 'local',
-      url: `announcements`
-    })
-      .then(({ body }: { body?: Mastodon.Announcement[] }) => {
-        if (body?.filter(announcement => !announcement.read).length) {
-          navigationRef.current?.navigate('Screen-Shared-Announcements')
-        }
-      })
-      .catch(() => {})
-  }, [])
-
   return (
     <>
       <StatusBar barStyle={barStyle[mode]} />
@@ -147,7 +190,7 @@ export const Index: React.FC<Props> = ({ localCorrupt }) => {
           <Tab.Screen name='Screen-Public' component={ScreenPublic} />
           <Tab.Screen
             name='Screen-Post'
-            listeners={({ navigation, route }) => ({
+            listeners={({ navigation }) => ({
               tabPress: e => {
                 e.preventDefault()
                 localInstance &&
@@ -162,6 +205,10 @@ export const Index: React.FC<Props> = ({ localCorrupt }) => {
           <Tab.Screen
             name='Screen-Notifications'
             component={ScreenNotifications}
+            options={{
+              tabBarBadge: prevNotification.unread ? '' : undefined,
+              tabBarBadgeStyle: { transform: [{ scale: 0.5 }] }
+            }}
             listeners={{
               tabPress: e => {
                 if (!localInstance) {

src/api/client.ts

@@ -1,6 +1,9 @@
 import axios from 'axios'
+import chalk from 'chalk'
 import { store, RootState } from '@root/store'
 
+const ctx = new chalk.Instance({ level: 3 })
+
 const client = async ({
   method,
   instance,
@@ -25,13 +28,13 @@ const client = async ({
   onUploadProgress?: (progressEvent: any) => void
 }): Promise<any> => {
   console.log(
-    'API call:',
+    ctx.bgGreen.bold(' API ') +
-    'Method ->',
+      ' ' +
-    method,
+      method +
-    'Endpoint ->',
+      ctx.green(' -> ') +
-    url,
+      `/${url}` +
-    'Params ->',
+      (params ? ctx.green(' -> ') : ''),
-    params
+    params ? params : ''
   )
   const state: RootState['instances'] = store.getState().instances
   const domain =

src/screens/Notifications.tsx

@@ -1,11 +1,12 @@
-import React from 'react'
+import React, { useEffect } from 'react'
 import { createNativeStackNavigator } from 'react-native-screens/native-stack'
 
 import Timeline from '@components/Timelines/Timeline'
 import sharedScreens from '@screens/Shared/sharedScreens'
-import { useSelector } from 'react-redux'
+import { useDispatch, useSelector } from 'react-redux'
 import { RootState } from '@root/store'
 import { useTranslation } from 'react-i18next'
+import { updateNotification } from '@root/utils/slices/instancesSlice'
 
 const Stack = createNativeStackNavigator()
 
@@ -15,6 +16,12 @@ const ScreenNotifications: React.FC = () => {
     (state: RootState) => state.instances.local.url
   )
 
+  // Clear notification unread, but keep the time
+  const dispatch = useDispatch()
+  useEffect(() => {
+    dispatch(updateNotification({ unread: false }))
+  }, [])
+
   return (
     <Stack.Navigator
       screenOptions={{ headerTitle: t('notifications:heading') }}

src/utils/slices/instancesSlice.ts

@@ -1,4 +1,4 @@
-import { createAsyncThunk, createSlice } from '@reduxjs/toolkit'
+import { createAsyncThunk, createSlice, PayloadAction } from '@reduxjs/toolkit'
 
 import { RootState } from '@root/store'
 import client from '@api/client'
@@ -11,13 +11,17 @@ export type InstancesState = {
       id: Mastodon.Account['id'] | undefined
       preferences: Mastodon.Preferences
     }
+    notification: {
+      unread: boolean
+      latestTime?: Mastodon.Notification['created_at']
+    }
   }
   remote: {
     url: string
   }
 }
 
-const initialStateLocal = {
+const initialStateLocal: InstancesState['local'] = {
   url: undefined,
   token: undefined,
   account: {
@@ -29,6 +33,10 @@ const initialStateLocal = {
       'reading:expand:media': undefined,
       'reading:expand:spoilers': undefined
     }
+  },
+  notification: {
+    unread: false,
+    latestTime: undefined
   }
 }
 
@@ -94,6 +102,15 @@ const instancesSlice = createSlice({
   reducers: {
     resetLocal: state => {
       state.local = initialStateLocal
+    },
+    updateNotification: (
+      state,
+      action: PayloadAction<Partial<InstancesState['local']['notification']>>
+    ) => {
+      state.local.notification = {
+        ...state.local.notification,
+        ...action.payload
+      }
     }
   },
   extraReducers: builder => {
@@ -109,12 +126,14 @@ const instancesSlice = createSlice({
 
 export const getLocalUrl = (state: RootState) => state.instances.local.url
 export const getLocalToken = (state: RootState) => state.instances.local.token
+export const getLocalNotification = (state: RootState) =>
+  state.instances.local.notification
 export const getRemoteUrl = (state: RootState) => state.instances.remote.url
 export const getLocalAccountId = (state: RootState) =>
   state.instances.local.account.id
 export const getLocalAccountPreferences = (state: RootState) =>
   state.instances.local.account.preferences
 
-export const { resetLocal } = instancesSlice.actions
+export const { resetLocal, updateNotification } = instancesSlice.actions
 
 export default instancesSlice.reducer

yarn.lock

@@ -2107,7 +2107,7 @@ chalk@^3.0.0:
     ansi-styles "^4.1.0"
     supports-color "^7.1.0"
 
-chalk@^4.0.0:
+chalk@^4.0.0, chalk@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-4.1.0.tgz#4e14870a618d9e2edd97dd8345fd9d9dc315646a"
   integrity sha512-qwx12AxXe2Q5xQ43Ac//I6v5aXTipYrSESdOgzrN+9XjgEpyjpKuvSGaN4qE93f7TQTlerQQ8S+EQ0EyDoVL1A==