Change image saver to write to galleries not files on mobile

android/app/src/main/AndroidManifest.xml

@@ -1,53 +1,56 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-          package="social.myportal.relatica">
+    package="social.myportal.relatica">
 
     <application
-            android:name="${applicationName}"
+        android:name="${applicationName}"
-            android:icon="@mipmap/ic_launcher_round"
+        android:icon="@mipmap/ic_launcher_round"
-            android:label="Relatica">
+        android:label="Relatica"
+        android:requestLegacyExternalStorage="true">
         <activity
-                android:name=".MainActivity"
+            android:name=".MainActivity"
-                android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
+            android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
-                android:exported="true"
+            android:exported="true"
-                android:hardwareAccelerated="true"
+            android:hardwareAccelerated="true"
-                android:launchMode="singleTop"
+            android:launchMode="singleTop"
-                android:theme="@style/LaunchTheme"
+            android:theme="@style/LaunchTheme"
-                android:windowSoftInputMode="adjustResize">
+            android:windowSoftInputMode="adjustResize">
             <!-- Specifies an Android theme to apply to this Activity as soon as
                  the Android process has started. This theme is visible to the user
                  while the Flutter UI initializes. After that, this theme continues
                  to determine the Window background behind the Flutter UI. -->
             <meta-data
-                    android:name="io.flutter.embedding.android.NormalTheme"
+                android:name="io.flutter.embedding.android.NormalTheme"
-                    android:resource="@style/NormalTheme"/>
+                android:resource="@style/NormalTheme" />
             <intent-filter>
-                <action android:name="android.intent.action.MAIN"/>
+                <action android:name="android.intent.action.MAIN" />
-                <category android:name="android.intent.category.LAUNCHER"/>
+                <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
         <activity
-                android:name="com.linusu.flutter_web_auth_2.CallbackActivity"
+            android:name="com.linusu.flutter_web_auth_2.CallbackActivity"
-                android:exported="true">
+            android:exported="true">
             <intent-filter android:label="flutter_web_auth_2">
-                <action android:name="android.intent.action.VIEW"/>
+                <action android:name="android.intent.action.VIEW" />
-                <category android:name="android.intent.category.DEFAULT"/>
+
-                <category android:name="android.intent.category.BROWSABLE"/>
+                <category android:name="android.intent.category.DEFAULT" />
-                <data android:scheme="relatica"/>
+                <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:name="flutterEmbedding"
-                android:value="2"/>
+            android:value="2" />
     </application>
     <queries>
         <intent>
-            <action android:name="android.intent.action.VIEW"/>
+            <action android:name="android.intent.action.VIEW" />
-            <data android:scheme="https"/>
+            <data android:scheme="https" />
         </intent>
     </queries>
 
-    <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.INTERNET" />
-    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
+    <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(
+      final saveResult = await ImageGallerySaver.saveImage(bytesResult.value);
-        data: bytesResult.value,
+      if (saveResult['isSuccess']) {
-        fileName: filename,
+        buildSnackbar(context, 'Image saved to gallery');
-      );
+      } else {
-      await FlutterFileDialog.saveFile(params: params);
+        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: