Fixed #83

src/screens/Compose/EditAttachment.tsx

@@ -21,7 +21,6 @@ const ComposeEditAttachment: React.FC<ScreenComposeEditAttachmentProp> = ({
   },
   navigation
 }) => {
-  console.log('rendering')
   const { t } = useTranslation('screenCompose')
 
   const headerLeft = useCallback(

src/screens/ImageViewer/save.ts

@@ -0,0 +1,44 @@
+import haptics from '@components/haptics'
+import CameraRoll from '@react-native-community/cameraroll'
+import { FileSystem, Permissions } from 'react-native-unimodules'
+
+const saveIos = async (
+  image: Nav.RootStackParamList['Screen-ImagesViewer']['imageUrls'][0]
+) => {
+  CameraRoll.save(image.url)
+    .then(() => haptics('Success'))
+    .catch(() => {
+      if (image.remote_url) {
+        CameraRoll.save(image.remote_url)
+          .then(() => haptics('Success'))
+          .catch(() => haptics('Error'))
+      } else {
+        haptics('Error')
+      }
+    })
+}
+
+const saveAndroid = async (
+  image: Nav.RootStackParamList['Screen-ImagesViewer']['imageUrls'][0]
+) => {
+  const fileUri: string = `${FileSystem.documentDirectory}test.jpg`
+  const downloadedFile: FileSystem.FileSystemDownloadResult = await FileSystem.downloadAsync(
+    image.url,
+    fileUri
+  )
+
+  if (downloadedFile.status != 200) {
+    console.warn('error!')
+  }
+
+  const perm = await Permissions.askAsync(Permissions.MEDIA_LIBRARY)
+  if (perm.status != 'granted') {
+    return
+  }
+
+  CameraRoll.save(downloadedFile.uri)
+    .then(() => haptics('Success'))
+    .catch(() => haptics('Error'))
+}
+
+export { saveIos, saveAndroid }

src/screens/ImagesViewer.tsx

@@ -1,19 +1,11 @@
 import analytics from '@components/analytics'
-import haptics from '@components/haptics'
 import { HeaderCenter, HeaderLeft, HeaderRight } from '@components/Header'
 import { useActionSheet } from '@expo/react-native-action-sheet'
-import CameraRoll from '@react-native-community/cameraroll'
 import { StackScreenProps } from '@react-navigation/stack'
 import { findIndex } from 'lodash'
 import React, { useCallback, useState } from 'react'
 import { useTranslation } from 'react-i18next'
-import {
-  PermissionsAndroid,
-  Platform,
-  Share,
-  StatusBar,
-  View
-} from 'react-native'
+import { Platform, Share, StatusBar, View } from 'react-native'
 import {
   SafeAreaProvider,
   useSafeAreaInsets
@@ -23,35 +15,11 @@ import ImageViewer from './ImageViewer/Root'
 const saveImage = async (
   image: Nav.RootStackParamList['Screen-ImagesViewer']['imageUrls'][0]
 ) => {
-  if (Platform.OS === 'ios') {
-    CameraRoll.save(image.url)
-      .then(() => haptics('Success'))
-      .catch(() => {
-        if (image.remote_url) {
-          CameraRoll.save(image.remote_url)
-            .then(() => haptics('Success'))
-            .catch(() => haptics('Error'))
-        } else {
-          haptics('Error')
-        }
-      })
-  } else if (Platform.OS === 'android') {
-    const hasAndroidPermission = async () => {
-      const permission = PermissionsAndroid.PERMISSIONS.WRITE_EXTERNAL_STORAGE
-
-      const hasPermission = await PermissionsAndroid.check(permission)
-      if (hasPermission) {
-        return true
-      }
-
-      const status = await PermissionsAndroid.request(permission)
-      return status === 'granted'
-    }
-
-    if (!(await hasAndroidPermission())) {
-      return
-    }
-  }
+  const save = require('./ImageViewer/save')
+  Platform.select({
+    ios: save.saveIos(image),
+    android: save.saveAndroid(image)
+  })
 }
 
 const HeaderComponent = React.memo(