Change image saver to write to galleries not files on mobile

android/app/src/main/AndroidManifest.xml

@@ -4,7 +4,8 @@
     <application
         android:name="${applicationName}"
         android:icon="@mipmap/ic_launcher_round"
-            android:label="Relatica">
+        android:label="Relatica"
+        android:requestLegacyExternalStorage="true">
         <activity
             android:name=".MainActivity"
             android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
@@ -19,35 +20,37 @@
                  to determine the Window background behind the Flutter UI. -->
             <meta-data
                 android:name="io.flutter.embedding.android.NormalTheme"
-                    android:resource="@style/NormalTheme"/>
+                android:resource="@style/NormalTheme" />
             <intent-filter>
-                <action android:name="android.intent.action.MAIN"/>
-                <category android:name="android.intent.category.LAUNCHER"/>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
         <activity
             android:name="com.linusu.flutter_web_auth_2.CallbackActivity"
             android:exported="true">
             <intent-filter android:label="flutter_web_auth_2">
-                <action android:name="android.intent.action.VIEW"/>
-                <category android:name="android.intent.category.DEFAULT"/>
-                <category android:name="android.intent.category.BROWSABLE"/>
-                <data android:scheme="relatica"/>
+                <action android:name="android.intent.action.VIEW" />
+
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+
+                <data android:scheme="relatica" />
             </intent-filter>
         </activity>
         <!-- Don't delete the meta-data below.
              This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
         <meta-data
             android:name="flutterEmbedding"
-                android:value="2"/>
+            android:value="2" />
     </application>
     <queries>
         <intent>
-            <action android:name="android.intent.action.VIEW"/>
-            <data android:scheme="https"/>
+            <action android:name="android.intent.action.VIEW" />
+            <data android:scheme="https" />
         </intent>
     </queries>
 
-    <uses-permission android:name="android.permission.INTERNET"/>
-    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 </manifest>

ios/Podfile.lock

@@ -45,6 +45,8 @@ PODS:
   - FMDB (2.7.5):
     - FMDB/standard (= 2.7.5)
   - FMDB/standard (2.7.5)
+  - image_gallery_saver (2.0.2):
+    - Flutter
   - image_picker_ios (0.0.1):
     - Flutter
   - media_kit_libs_ios_video (1.0.4):
@@ -90,6 +92,7 @@ DEPENDENCIES:
   - flutter_file_dialog (from `.symlinks/plugins/flutter_file_dialog/ios`)
   - flutter_secure_storage (from `.symlinks/plugins/flutter_secure_storage/ios`)
   - flutter_web_auth_2 (from `.symlinks/plugins/flutter_web_auth_2/ios`)
+  - image_gallery_saver (from `.symlinks/plugins/image_gallery_saver/ios`)
   - image_picker_ios (from `.symlinks/plugins/image_picker_ios/ios`)
   - media_kit_libs_ios_video (from `.symlinks/plugins/media_kit_libs_ios_video/ios`)
   - media_kit_native_event_loop (from `.symlinks/plugins/media_kit_native_event_loop/ios`)
@@ -127,6 +130,8 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/flutter_secure_storage/ios"
   flutter_web_auth_2:
     :path: ".symlinks/plugins/flutter_web_auth_2/ios"
+  image_gallery_saver:
+    :path: ".symlinks/plugins/image_gallery_saver/ios"
   image_picker_ios:
     :path: ".symlinks/plugins/image_picker_ios/ios"
   media_kit_libs_ios_video:
@@ -166,6 +171,7 @@ SPEC CHECKSUMS:
   flutter_secure_storage: 23fc622d89d073675f2eaa109381aefbcf5a49be
   flutter_web_auth_2: 051cf9f5dc366f31b5dcc4e2952c2b954767be8a
   FMDB: 2ce00b547f966261cd18927a3ddb07cb6f3db82a
+  image_gallery_saver: cb43cc43141711190510e92c460eb1655cd343cb
   image_picker_ios: 4a8aadfbb6dc30ad5141a2ce3832af9214a705b5
   media_kit_libs_ios_video: a5fe24bc7875ccd6378a0978c13185e1344651c1
   media_kit_native_event_loop: e6b2ab20cf0746eb1c33be961fcf79667304fa2a
@@ -186,4 +192,4 @@ SPEC CHECKSUMS:
 
 PODFILE CHECKSUM: 1df1bb3ed89ef4be6115286519e24a9fad12e640
 
-COCOAPODS: 1.10.2
+COCOAPODS: 1.14.2

lib/screens/media_viewer_screen.dart

@@ -2,7 +2,7 @@ import 'dart:io';
 
 import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_file_dialog/flutter_file_dialog.dart';
+import 'package:image_gallery_saver/image_gallery_saver.dart';
 import 'package:path/path.dart' as p;
 import 'package:path_provider/path_provider.dart';
 
@@ -74,11 +74,12 @@ class _MediaViewerScreenState extends State<MediaViewerScreen> {
     }
 
     if (Platform.isAndroid || Platform.isIOS) {
-      final params = SaveFileDialogParams(
-        data: bytesResult.value,
-        fileName: filename,
-      );
-      await FlutterFileDialog.saveFile(params: params);
+      final saveResult = await ImageGallerySaver.saveImage(bytesResult.value);
+      if (saveResult['isSuccess']) {
+        buildSnackbar(context, 'Image saved to gallery');
+      } else {
+        buildSnackbar(context, 'Unable to save to gallery, check permissions');
+      }
     } else {
       final location = await FilePicker.platform.saveFile(
         dialogTitle: 'Save Image',

pubspec.lock

@@ -629,6 +629,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "4.1.3"
+  image_gallery_saver:
+    dependency: "direct main"
+    description:
+      name: image_gallery_saver
+      sha256: "0aba74216a4d9b0561510cb968015d56b701ba1bd94aace26aacdd8ae5761816"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.3"
   image_picker:
     dependency: "direct main"
     description:

pubspec.yaml

@@ -54,6 +54,7 @@ dependencies:
   uuid: ^4.1.0
   video_player: ^2.4.10
   flutter_svg: ^2.0.5
+  image_gallery_saver: ^2.0.3
 
 
 dev_dependencies: