✨ Add modal describing offline behavior

src/state/models/ui/shell.ts

@@ -36,6 +36,10 @@ export interface ProfilePreviewModal {
   did: string
 }
 
+export interface OfflineDetailsModal {
+  name: 'offline-details'
+}
+
 export interface ServerInputModal {
   name: 'server-input'
   initialService: string
@@ -180,6 +184,7 @@ export type Modal =
 
   // Generic
   | ConfirmModal
+  | OfflineDetailsModal
 
 interface LightboxModel {}
 

src/view/com/modals/Modal.tsx

@@ -31,6 +31,7 @@ import * as PostLanguagesSettingsModal from './lang-settings/PostLanguagesSettin
 import * as PreferencesHomeFeed from './PreferencesHomeFeed'
 import * as OnboardingModal from './OnboardingModal'
 import * as ModerationDetailsModal from './ModerationDetails'
+import * as OfflineDetailsModal from '../offline/DetailsModal'
 
 const DEFAULT_SNAPPOINTS = ['90%']
 
@@ -140,10 +141,12 @@ export const ModalsContainer = observer(function ModalsContainer() {
   } else if (activeModal?.name === 'moderation-details') {
     snapPoints = ModerationDetailsModal.snapPoints
     element = <ModerationDetailsModal.Component {...activeModal} />
+  } else if (activeModal?.name === 'offline-details') {
+    snapPoints = OfflineDetailsModal.snapPoints
+    element = <OfflineDetailsModal.Component />
   } else {
     return null
   }
-
   if (snapPoints[0] === 'fullscreen') {
     return (
       <SafeAreaView style={[styles.fullscreenContainer, pal.view]}>

src/view/com/modals/Modal.web.tsx

@@ -28,6 +28,7 @@ import * as ContentLanguagesSettingsModal from './lang-settings/ContentLanguages
 import * as PostLanguagesSettingsModal from './lang-settings/PostLanguagesSettings'
 import * as OnboardingModal from './OnboardingModal'
 import * as ModerationDetailsModal from './ModerationDetails'
+import * as OfflineDetailsModal from '../offline/DetailsModal'
 
 import * as PreferencesHomeFeed from './PreferencesHomeFeed'
 
@@ -113,6 +114,8 @@ function Modal({modal}: {modal: ModalIface}) {
     element = <OnboardingModal.Component />
   } else if (modal.name === 'moderation-details') {
     element = <ModerationDetailsModal.Component {...modal} />
+  } else if (modal.name === 'offline-details') {
+    element = <OfflineDetailsModal.Component />
   } else {
     return null
   }

src/view/com/offline/DetailsModal.tsx

@@ -0,0 +1,54 @@
+import React from 'react'
+import {StyleSheet, View} from 'react-native'
+import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
+
+import {s} from 'lib/styles'
+import {usePalette} from 'lib/hooks/usePalette'
+import {isDesktopWeb} from 'platform/detection'
+import {useStores} from 'state/index'
+import {Text} from 'view/com/util/text/Text'
+import {Button} from 'view/com/util/forms/Button'
+
+export const snapPoints = [300]
+export const Component = () => {
+  const pal = usePalette('default')
+  const store = useStores()
+
+  return (
+    <View style={[pal.view, styles.container]}>
+      <View style={[s.alignCenter]}>
+        <FontAwesomeIcon icon="wifi" style={s.white} size={50} />
+      </View>
+      <Text type="title-lg" style={[s.textCenter, pal.text, s.pb20]}>
+        Offline Mode
+      </Text>
+      <Text style={[pal.text, s.pl20, s.pr20]}>
+        While BlueSky works best when you're connected to the internet, you can
+        still browse around while offline.
+      </Text>
+      <Text style={[pal.text, s.pl20, s.pr20, s.pt10]}>
+        We will try out best to sync your basic interactions such as likes and
+        follows once you're back online.
+      </Text>
+      <Button
+        type="primary"
+        style={styles.btn}
+        onPress={() => store.shell.closeModal()}>
+        <Text type="button-lg" style={[pal.textLight, s.textCenter, s.white]}>
+          Close
+        </Text>
+      </Button>
+    </View>
+  )
+}
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    paddingBottom: isDesktopWeb ? 0 : 10,
+  },
+  btn: {
+    marginHorizontal: 15,
+    marginTop: 20,
+  },
+})

src/view/com/offline/Indicator.tsx

@@ -1,5 +1,5 @@
 import React, {useEffect, useState} from 'react'
-import {StyleSheet, View, ViewStyle} from 'react-native'
+import {StyleSheet, TouchableOpacity, View, ViewStyle} from 'react-native'
 import NetInfo from '@react-native-community/netinfo'
 import {
   FontAwesomeIcon,
@@ -10,9 +10,16 @@ import {usePalette} from 'lib/hooks/usePalette'
 import {Text} from 'view/com/util/text/Text'
 import {s} from 'lib/styles'
 import {isDesktopWeb, isNative} from 'platform/detection'
+import {useStores} from 'state/index'
 
 const Indicator = () => {
+  const store = useStores()
   const pal = usePalette('error')
+  const showOfflineDetails = () => {
+    store.shell.openModal({
+      name: 'offline-details',
+    })
+  }
 
   const containerStyles: ViewStyle[] = [
     styles.container,
@@ -22,10 +29,15 @@ const Indicator = () => {
   ]
 
   return (
-    <View style={containerStyles}>
+    <TouchableOpacity
+      style={containerStyles}
+      onPress={showOfflineDetails}
+      accessibilityRole="button"
+      accessibilityLabel="Show offline details"
+      accessibilityHint="Opens modal content describing offline behavior of the app">
       <FontAwesomeIcon icon="wifi" style={s.white as FontAwesomeIconStyle} />
       <Text style={[pal.text, s.f13, s.ml5]}>You're offline</Text>
-    </View>
+    </TouchableOpacity>
   )
 }
 
@@ -39,14 +51,14 @@ export const OfflineIndicator = () => {
     return () => unsubscribe()
   }, [])
 
-  if (isConnected) return null
+  if (!isConnected) return null
 
   if (isNative) {
     return <Indicator />
   }
 
   return (
-    <View style={isDesktopWeb ? undefined : styles.mobileWrapper}>
+    <View style={isDesktopWeb ? styles.desktopWrapper : styles.mobileWrapper}>
       <Indicator />
     </View>
   )
@@ -56,7 +68,15 @@ const styles = StyleSheet.create({
   container: {
     width: isNative ? s.window.width : undefined,
     justifyContent: 'center',
-    height: 20,
+    height: 18,
+  },
+  // This follows the positioning of the left nav bar on desktop
+  desktopWrapper: {
+    position: 'absolute',
+    top: 0,
+    zIndex: 1,
+    right: 'calc(50vw + 312px)',
+    width: 220,
   },
   mobileWrapper: {
     position: 'absolute',

src/view/shell/desktop/LeftNav.tsx

@@ -37,7 +37,6 @@ import {getCurrentRoute, isTab, isStateAtTabRoot} from 'lib/routes/helpers'
 import {NavigationProp, CommonNavigatorParams} from 'lib/routes/types'
 import {router} from '../../../routes'
 import {makeProfileLink} from 'lib/routes/links'
-import {OfflineIndicator} from 'view/com/util/OfflineIndicator'
 
 const ProfileCard = observer(() => {
   const store = useStores()
@@ -180,7 +179,6 @@ export const DesktopLeftNav = observer(function DesktopLeftNav() {
 
   return (
     <View style={[styles.leftNav, pal.view]}>
-      <OfflineIndicator />
       {store.session.hasSession && <ProfileCard />}
       <BackBtn />
       <NavItem

src/view/shell/index.tsx

@@ -18,7 +18,7 @@ import {RoutesContainer, TabsNavigator} from '../../Navigation'
 import {isStateAtTabRoot} from 'lib/routes/helpers'
 import {SafeAreaProvider} from 'react-native-safe-area-context'
 import {useOTAUpdate} from 'lib/hooks/useOTAUpdate'
-import {OfflineIndicator} from 'view/com/util/OfflineIndicator'
+import {OfflineIndicator} from 'view/com/offline/Indicator'
 
 const ShellInner = observer(() => {
   const store = useStores()

src/view/shell/index.web.tsx

@@ -16,7 +16,8 @@ import {useWebMediaQueries} from '../../lib/hooks/useWebMediaQueries'
 import {BottomBarWeb} from './bottom-bar/BottomBarWeb'
 import {useNavigation} from '@react-navigation/native'
 import {NavigationProp} from 'lib/routes/types'
-import {OfflineIndicator} from 'view/com/util/OfflineIndicator'
+import {OfflineIndicator} from 'view/com/offline/Indicator'
+import {isMobileWeb} from 'platform/detection'
 
 const ShellInner = observer(() => {
   const store = useStores()
@@ -37,9 +38,9 @@ const ShellInner = observer(() => {
           <FlatNavigator />
         </ErrorBoundary>
       </View>
+      {isDesktop && <OfflineIndicator />}
       {isDesktop && store.session.hasSession && (
         <>
-          <OfflineIndicator />
           <DesktopLeftNav />
           <DesktopRightNav />
         </>
@@ -52,12 +53,8 @@ const ShellInner = observer(() => {
         quote={store.shell.composerOpts?.quote}
         onPost={store.shell.composerOpts?.onPost}
       />
-      {!isDesktop && (
-        <>
-          <BottomBarWeb />
-          <OfflineIndicator />
-        </>
-      )}
+      {!isDesktop && <BottomBarWeb />}
+      {isMobileWeb && <OfflineIndicator />}
       <ModalsContainer />
       <Lightbox />
       {!isDesktop && store.shell.isDrawerOpen && (