Upgrade to flutter 2 (#26)

README.md

@@ -5,13 +5,7 @@
 - [`android-studio`](https://developer.android.com/studio)
 - [Enable NDK](https://developer.android.com/studio/projects/install-ndk) Check local.properties for current NDK version
 
-Downgrade flutter to a 1.x release (the following worked on an AUR install of `flutter`)
+Currently using flutter 2.0.5
-
-```
-cd $(dirname $(readlink $(which flutter)))
-git checkout 1.22.6
-flutter doctor
-```
 
 Copy env.sh.example to env.sh and update your PATH variable to expose both flutter and go bin directories
 

ios/Podfile.lock

@@ -97,7 +97,7 @@ SPEC CHECKSUMS:
   DKPhotoGallery: e880aef16c108333240e1e7327896f2ea380f4f0
   file_picker: 3e6c3790de664ccf9b882732d9db5eaf6b8d4eb1
   FLAnimatedImage: 4a0b56255d9b05f18b6dd7ee06871be5d3b89e31
-  Flutter: 0e3d915762c693b495b44d77113d4970485de6ec
+  Flutter: 434fef37c0980e73bb6479ef766c45957d4b510c
   MMWormhole: 0cd3fd35a9118b2e2d762b499f54eeaace0be791
   MTBBarcodeScanner: f453b33c4b7dfe545d8c6484ed744d55671788cb
   package_info: 873975fc26034f0b863a300ad47e7f1ac6c7ec62
@@ -109,4 +109,4 @@ SPEC CHECKSUMS:
 
 PODFILE CHECKSUM: e8d4fb1ed5b0713de2623a28dfae2585e15c0d00
 
-COCOAPODS: 1.10.0
+COCOAPODS: 1.10.1

ios/Runner.xcodeproj/project.pbxproj

@@ -343,7 +343,6 @@
 				"${BUILT_PRODUCTS_DIR}/DKImagePickerController/DKImagePickerController.framework",
 				"${BUILT_PRODUCTS_DIR}/DKPhotoGallery/DKPhotoGallery.framework",
 				"${BUILT_PRODUCTS_DIR}/FLAnimatedImage/FLAnimatedImage.framework",
-				"${PODS_ROOT}/../Flutter/Flutter.framework",
 				"${BUILT_PRODUCTS_DIR}/MMWormhole/MMWormhole.framework",
 				"${BUILT_PRODUCTS_DIR}/MTBBarcodeScanner/MTBBarcodeScanner.framework",
 				"${BUILT_PRODUCTS_DIR}/SDWebImage/SDWebImage.framework",
@@ -360,7 +359,6 @@
 				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/DKImagePickerController.framework",
 				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/DKPhotoGallery.framework",
 				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/FLAnimatedImage.framework",
-				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/Flutter.framework",
 				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/MMWormhole.framework",
 				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/MTBBarcodeScanner.framework",
 				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/SDWebImage.framework",

ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata

@@ -2,6 +2,6 @@
 <Workspace
    version = "1.0">
    <FileRef
-      location = "group:Runner.xcodeproj">
+      location = "self:">
    </FileRef>
 </Workspace>

lib/components/CIDRField.dart

@@ -87,7 +87,7 @@ class _CIDRFieldState extends State<CIDRField> {
                   widget.onChanged(cidr);
                 },
                 maxLength: 2,
-                inputFormatters: [WhitelistingTextInputFormatter.digitsOnly],
+                inputFormatters: [FilteringTextInputFormatter.digitsOnly],
                 textInputAction: widget.textInputAction ?? TextInputAction.done,
                 placeholder: 'bits',
               ))

lib/components/IPAndPortField.dart

@@ -93,7 +93,7 @@ class _IPAndPortFieldState extends State<IPAndPortField> {
               widget.onChanged(_ipAndPort);
             },
             maxLength: 5,
-            inputFormatters: [WhitelistingTextInputFormatter.digitsOnly],
+            inputFormatters: [FilteringTextInputFormatter.digitsOnly],
             textInputAction: TextInputAction.done,
             placeholder: 'port',
           ))

lib/components/IPField.dart

@@ -2,7 +2,6 @@ import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter/widgets.dart';
-import 'package:flutter_platform_widgets/flutter_platform_widgets.dart';
 import 'package:mobile_nebula/components/SpecialTextField.dart';
 import '../services/utils.dart';
 
@@ -51,7 +50,7 @@ class IPField extends StatelessWidget {
           maxLengthEnforced: ipOnly ? true : false,
           inputFormatters: ipOnly
               ? [IPTextInputFormatter()]
-              : [WhitelistingTextInputFormatter(RegExp(r'[^\s]+'))],
+              : [FilteringTextInputFormatter.allow(RegExp(r'[^\s]+'))],
           textInputAction: this.textInputAction,
           placeholder: help,
         ));

lib/components/SimplePage.dart

@@ -96,7 +96,7 @@ class SimplePage extends StatelessWidget {
           title: Text(title),
           leading: leadingAction != null ? leadingAction : Utils.leadingBackWidget(context),
           trailingActions: trailingActions,
-          ios: (_) => CupertinoNavigationBarData(
+          cupertino: (_, __) => CupertinoNavigationBarData(
             transitionBetweenRoutes: false,
           ),
         ),

lib/components/SpecialSelectableText.dart

@@ -12,6 +12,7 @@ import 'package:flutter/widgets.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/gestures.dart';
 
+//TODO: please let us delete this file
 
 /// An eyeballed value that moves the cursor slightly left of where it is
 /// rendered for text on Android so its positioning more accurately matches the

lib/components/SpecialTextField.dart

@@ -3,6 +3,8 @@ import 'package:flutter/services.dart';
 import 'package:flutter/widgets.dart';
 import 'package:flutter_platform_widgets/flutter_platform_widgets.dart';
 
+//TODO: please let us delete this file
+
 /// A normal TextField or CupertinoTextField that watches for copy, paste, cut, or select all keyboard actions
 class SpecialTextField extends StatefulWidget {
   const SpecialTextField(
@@ -74,7 +76,7 @@ class _SpecialTextFieldState extends State<SpecialTextField> {
   void initState() {
     formatters = widget.inputFormatters;
     if (formatters == null || formatters.length == 0) {
-      formatters = [WhitelistingTextInputFormatter(RegExp(r'[^\t]'))];
+      formatters = [FilteringTextInputFormatter.allow(RegExp(r'[^\t]'))];
     }
 
     super.initState();
@@ -108,7 +110,7 @@ class _SpecialTextFieldState extends State<SpecialTextField> {
             },
             expands: widget.expands,
             inputFormatters: formatters,
-            android: (_) => MaterialTextFieldData(
+            material: (_, __) => MaterialTextFieldData(
                 decoration: InputDecoration(
                     border: InputBorder.none,
                     contentPadding: EdgeInsets.zero,
@@ -116,7 +118,7 @@ class _SpecialTextFieldState extends State<SpecialTextField> {
                     hintText: widget.placeholder,
                     counterText: '',
                     suffix: widget.suffix)),
-            ios: (_) => CupertinoTextFieldData(
+            cupertino: (_, __) => CupertinoTextFieldData(
                 decoration: BoxDecoration(),
                 padding: EdgeInsets.zero,
                 placeholder: widget.placeholder,

lib/components/config/ConfigButtonItem.dart

@@ -1,6 +1,5 @@
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_platform_widgets/flutter_platform_widgets.dart';
 import 'package:mobile_nebula/components/SpecialButton.dart';
 import 'package:mobile_nebula/services/utils.dart';
 
@@ -21,21 +20,5 @@ class ConfigButtonItem extends StatelessWidget {
           constraints: BoxConstraints(minHeight: Utils.minInteractiveSize, minWidth: double.infinity),
           child: Center(child: content),
         ));
-
-    return Container(
-        color: Utils.configItemBackground(context),
-        constraints: BoxConstraints(minHeight: Utils.minInteractiveSize, minWidth: double.infinity),
-        child: PlatformButton(
-          androidFlat: (_) => MaterialFlatButtonData(
-              textTheme: ButtonTextTheme.normal, padding: EdgeInsets.zero, shape: RoundedRectangleBorder()),
-          ios: (_) => CupertinoButtonData(padding: EdgeInsets.zero, borderRadius: BorderRadius.zero),
-          padding: EdgeInsets.symmetric(vertical: 7),
-          child: content,
-          onPressed: () {
-            if (onPressed != null) {
-              onPressed();
-            }
-          },
-        ));
   }
 }

lib/main.dart

@@ -85,12 +85,12 @@ class _AppState extends State<App> {
             DefaultCupertinoLocalizations.delegate,
           ],
           title: 'Nebula',
-          android: (_) {
+          material: (_, __) {
             return new MaterialAppData(
               themeMode: brightness == Brightness.light ? ThemeMode.light : ThemeMode.dark,
             );
           },
-          ios: (_) => CupertinoAppData(
+          cupertino: (_, __) => CupertinoAppData(
             theme: CupertinoThemeData(brightness: brightness),
           ),
           home: MainScreen(),

lib/models/StaticHosts.dart

@@ -10,7 +10,7 @@ class StaticHost {
     lighthouse = json['lighthouse'];
 
     var list = json['destinations'] as List<dynamic>;
-    var result = List<IPAndPort>();
+    var result = <IPAndPort>[];
 
     list.forEach((item) {
       result.add(IPAndPort.fromString(item));

lib/screens/AboutScreen.dart

@@ -1,5 +1,3 @@
-import 'dart:io';
-
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/widgets.dart';
@@ -40,7 +38,7 @@ class _AboutScreenState extends State<AboutScreen> {
   Widget build(BuildContext context) {
     if (!ready) {
       return Center(
-        child: PlatformCircularProgressIndicator(ios: (_) {
+        child: PlatformCircularProgressIndicator(cupertino: (_, __) {
           return CupertinoProgressIndicatorData(radius: 50);
         }),
       );

lib/screens/MainScreen.dart

@@ -72,7 +72,7 @@ class _MainScreenState extends State<MainScreen> {
   Widget _buildBody() {
     if (!ready) {
       return Center(
-        child: PlatformCircularProgressIndicator(ios: (_) {
+        child: PlatformCircularProgressIndicator(cupertino: (_, __) {
           return CupertinoProgressIndicatorData(radius: 50);
         }),
       );

lib/screens/siteConfig/AdvancedScreen.dart

@@ -77,7 +77,7 @@ class _AdvancedScreenState extends State<AdvancedScreen> {
                     suffix: Text("seconds"),
                     textAlign: TextAlign.right,
                     maxLength: 5,
-                    inputFormatters: [WhitelistingTextInputFormatter.digitsOnly],
+                    inputFormatters: [FilteringTextInputFormatter.digitsOnly],
                     onSaved: (val) {
                       setState(() {
                         settings.lhDuration = int.parse(val);
@@ -93,7 +93,7 @@ class _AdvancedScreenState extends State<AdvancedScreen> {
                     keyboardType: TextInputType.number,
                     textAlign: TextAlign.right,
                     maxLength: 5,
-                    inputFormatters: [WhitelistingTextInputFormatter.digitsOnly],
+                    inputFormatters: [FilteringTextInputFormatter.digitsOnly],
                     onSaved: (val) {
                       setState(() {
                         settings.port = int.parse(val);
@@ -108,7 +108,7 @@ class _AdvancedScreenState extends State<AdvancedScreen> {
                     keyboardType: TextInputType.number,
                     textAlign: TextAlign.right,
                     maxLength: 5,
-                    inputFormatters: [WhitelistingTextInputFormatter.digitsOnly],
+                    inputFormatters: [FilteringTextInputFormatter.digitsOnly],
                     onSaved: (val) {
                       setState(() {
                         settings.mtu = int.parse(val);

lib/screens/siteConfig/CAListScreen.dart

@@ -1,7 +1,6 @@
 import 'dart:convert';
 
 import 'package:barcode_scan/barcode_scan.dart';
-import 'package:file_picker/file_picker.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -189,16 +188,10 @@ class _CAListScreenState extends State<CAListScreen> {
           ConfigButtonItem(
               content: Text('Choose a file'),
               onPressed: () async {
-                final file = await FilePicker.getFile();
-                if (file == null) {
-                  return;
-                }
-
-                var content = "";
                 try {
-                  content = file.readAsStringSync();
+                  final content = await Utils.pickFile(context);
-                } catch (err) {
+                  if (content == null) {
-                  return Utils.popError(context, 'Failed to load CA file', err.toString());
+                    return;
                   }
 
                   _addCAEntry(content, (err) {
@@ -208,6 +201,10 @@ class _CAListScreenState extends State<CAListScreen> {
                       setState(() {});
                     }
                   });
+
+                } catch (err) {
+                  return Utils.popError(context, 'Failed to load CA file', err.toString());
+                }
               })
         ],
       )

lib/screens/siteConfig/CertificateScreen.dart

@@ -219,26 +219,11 @@ class _CertificateScreenState extends State<CertificateScreen> {
           ConfigButtonItem(
               content: Center(child: Text('Choose a file')),
               onPressed: () async {
-                var file;
                 try {
-                  await FilePicker.clearTemporaryFiles();
+                  final content = await Utils.pickFile(context);
-                  file = await FilePicker.getFile();
+                  if (content == null) {
-
-                  if (file == null) {
-                    print('GOT A NULL');
                     return;
                   }
-                } catch (err) {
-                  print('HEY $err');
-                }
-
-                var content = "";
-                try {
-                  content = file.readAsStringSync();
-                } catch (err) {
-                  print('CAUGH IN READ ${file}');
-                  return Utils.popError(context, 'Failed to load CA file', err.toString());
-                }
 
                   _addCertEntry(content, (err) {
                     if (err != null) {
@@ -247,6 +232,9 @@ class _CertificateScreenState extends State<CertificateScreen> {
                       setState(() {});
                     }
                   });
+                } catch (err) {
+                  return Utils.popError(context, 'Failed to load certificate file', err.toString());
+                }
               })
         ],
       )

lib/screens/siteConfig/CipherScreen.dart

@@ -1,11 +1,9 @@
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/widgets.dart';
-import 'package:flutter_platform_widgets/flutter_platform_widgets.dart';
 import 'package:mobile_nebula/components/FormPage.dart';
 import 'package:mobile_nebula/components/config/ConfigCheckboxItem.dart';
 import 'package:mobile_nebula/components/config/ConfigSection.dart';
-import 'package:mobile_nebula/services/utils.dart';
 
 class CipherScreen extends StatefulWidget {
   const CipherScreen({Key key, this.cipher, @required this.onSave}) : super(key: key);

lib/screens/siteConfig/LogVerbosityScreen.dart

@@ -1,11 +1,9 @@
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/widgets.dart';
-import 'package:flutter_platform_widgets/flutter_platform_widgets.dart';
 import 'package:mobile_nebula/components/FormPage.dart';
 import 'package:mobile_nebula/components/config/ConfigCheckboxItem.dart';
 import 'package:mobile_nebula/components/config/ConfigSection.dart';
-import 'package:mobile_nebula/services/utils.dart';
 
 class LogVerbosityScreen extends StatefulWidget {
   const LogVerbosityScreen({Key key, this.verbosity, @required this.onSave}) : super(key: key);

lib/screens/siteConfig/StaticHostsScreen.dart

@@ -20,7 +20,7 @@ class _Hostmap {
   bool lighthouse;
 
   _Hostmap({this.focusNode, this.nebulaIp, destinations, this.lighthouse})
-      : destinations = destinations ?? List<IPAndPort>();
+      : destinations = destinations ?? <IPAndPort>[];
 }
 
 class StaticHostsScreen extends StatefulWidget {

lib/screens/siteConfig/UnsafeRouteScreen.dart

@@ -6,13 +6,11 @@ import 'package:flutter_platform_widgets/flutter_platform_widgets.dart';
 import 'package:mobile_nebula/components/CIDRFormField.dart';
 import 'package:mobile_nebula/components/FormPage.dart';
 import 'package:mobile_nebula/components/IPFormField.dart';
-import 'package:mobile_nebula/components/PlatformTextFormField.dart';
 import 'package:mobile_nebula/components/config/ConfigItem.dart';
 import 'package:mobile_nebula/components/config/ConfigSection.dart';
 import 'package:mobile_nebula/models/CIDR.dart';
 import 'package:mobile_nebula/models/UnsafeRoute.dart';
 import 'package:mobile_nebula/services/utils.dart';
-import 'package:mobile_nebula/validators/mtuValidator.dart';
 
 class UnsafeRouteScreen extends StatefulWidget {
   const UnsafeRouteScreen({Key key, this.route, this.onDelete, @required this.onSave}) : super(key: key);

lib/services/utils.dart

@@ -1,6 +1,7 @@
 import 'dart:io';
 import 'dart:ui';
 
+import 'package:file_picker/file_picker.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/painting.dart';
@@ -127,7 +128,7 @@ class Utils {
         builder: (context) {
           if (Platform.isAndroid) {
             return AlertDialog(title: Text(title), content: Text(error), actions: <Widget>[
-              FlatButton(
+              TextButton(
                 child: Text('Ok'),
                 onPressed: () {
                   Navigator.of(context).pop();
@@ -163,4 +164,15 @@ class Utils {
     final parts = ip.split('.');
     return int.parse(parts[3]) | int.parse(parts[2]) << 8 | int.parse(parts[1]) << 16 | int.parse(parts[0]) << 24;
   }
+
+  static Future<String> pickFile(BuildContext context) async {
+    await FilePicker.platform.clearTemporaryFiles();
+    final result = await FilePicker.platform.pickFiles(allowMultiple: false);
+    if (result == null) {
+      return null;
+    }
+
+    final file = File(result.files.first.path);
+    return file.readAsString();
+  }
 }

pubspec.lock

@@ -7,7 +7,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.5.0-nullsafety.1"
+    version: "2.5.0"
   barcode_scan:
     dependency: "direct main"
     description:
@@ -21,77 +21,77 @@ packages:
       name: boolean_selector
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.1"
+    version: "2.1.0"
   characters:
     dependency: transitive
     description:
       name: characters
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.3"
+    version: "1.1.0"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
   clock:
     dependency: transitive
     description:
       name: clock
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.1"
+    version: "1.1.0"
   collection:
     dependency: transitive
     description:
       name: collection
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.15.0-nullsafety.3"
+    version: "1.15.0"
-  convert:
-    dependency: transitive
-    description:
-      name: convert
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.1.1"
   crypto:
     dependency: transitive
     description:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.4"
+    version: "3.0.1"
   cupertino_icons:
     dependency: "direct main"
     description:
       name: cupertino_icons
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.3"
+    version: "1.0.2"
   fake_async:
     dependency: transitive
     description:
       name: fake_async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
+  ffi:
+    dependency: transitive
+    description:
+      name: ffi
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.0"
   file:
     dependency: transitive
     description:
       name: file
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "5.1.0"
+    version: "6.1.0"
   file_picker:
     dependency: "direct main"
     description:
       name: file_picker
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.10.0"
+    version: "3.0.1"
   fixnum:
     dependency: transitive
     description:
@@ -110,14 +110,14 @@ packages:
       name: flutter_platform_widgets
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.60.2"
+    version: "1.2.0"
   flutter_plugin_android_lifecycle:
     dependency: transitive
     description:
       name: flutter_plugin_android_lifecycle
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.8"
+    version: "2.0.1"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -128,118 +128,111 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
-  intl:
+  js:
     dependency: transitive
     description:
-      name: intl
+      name: js
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.16.1"
+    version: "0.6.3"
   matcher:
     dependency: transitive
     description:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.10-nullsafety.1"
+    version: "0.12.10"
   meta:
     dependency: transitive
     description:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0-nullsafety.3"
+    version: "1.3.0"
   package_info:
     dependency: "direct main"
     description:
       name: package_info
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.1"
+    version: "2.0.0"
   path:
     dependency: transitive
     description:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.1"
+    version: "1.8.0"
   path_provider:
     dependency: "direct main"
     description:
       name: path_provider
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.6.10"
+    version: "2.0.1"
   path_provider_linux:
     dependency: transitive
     description:
       name: path_provider_linux
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.1+1"
+    version: "2.0.0"
   path_provider_macos:
     dependency: transitive
     description:
       name: path_provider_macos
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.4+3"
+    version: "2.0.0"
   path_provider_platform_interface:
     dependency: transitive
     description:
       name: path_provider_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.2"
+    version: "2.0.1"
+  path_provider_windows:
+    dependency: transitive
+    description:
+      name: path_provider_windows
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.1"
   platform:
     dependency: transitive
     description:
       name: platform
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.1"
+    version: "3.0.0"
-  platform_detect:
-    dependency: transitive
-    description:
-      name: platform_detect
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.4.0"
   plugin_platform_interface:
     dependency: transitive
     description:
       name: plugin_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.2"
+    version: "2.0.0"
   process:
     dependency: transitive
     description:
       name: process
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.13"
+    version: "4.2.1"
   protobuf:
     dependency: transitive
     description:
       name: protobuf
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.1"
+    version: "1.1.3"
-  pub_semver:
-    dependency: transitive
-    description:
-      name: pub_semver
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.4.4"
   pull_to_refresh:
     dependency: "direct main"
     description:
       name: pull_to_refresh
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.6.0"
+    version: "1.6.5"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -251,105 +244,119 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.2"
+    version: "1.8.0"
   stack_trace:
     dependency: transitive
     description:
       name: stack_trace
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.10.0-nullsafety.1"
+    version: "1.10.0"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.1"
+    version: "2.1.0"
   string_scanner:
     dependency: transitive
     description:
       name: string_scanner
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.1"
+    version: "1.1.0"
   term_glyph:
     dependency: transitive
     description:
       name: term_glyph
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.1"
+    version: "1.2.0"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.19-nullsafety.2"
+    version: "0.2.19"
   typed_data:
     dependency: transitive
     description:
       name: typed_data
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0-nullsafety.3"
+    version: "1.3.0"
   url_launcher:
     dependency: "direct main"
     description:
       name: url_launcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "5.5.2"
+    version: "6.0.3"
   url_launcher_linux:
     dependency: transitive
     description:
       name: url_launcher_linux
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.1+1"
+    version: "2.0.0"
   url_launcher_macos:
     dependency: transitive
     description:
       name: url_launcher_macos
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.1+7"
+    version: "2.0.0"
   url_launcher_platform_interface:
     dependency: transitive
     description:
       name: url_launcher_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.8"
+    version: "2.0.2"
   url_launcher_web:
     dependency: transitive
     description:
       name: url_launcher_web
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.3+1"
+    version: "2.0.0"
+  url_launcher_windows:
+    dependency: transitive
+    description:
+      name: url_launcher_windows
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.0"
   uuid:
     dependency: "direct main"
     description:
       name: uuid
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.4"
+    version: "3.0.4"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.3"
+    version: "2.1.0"
+  win32:
+    dependency: transitive
+    description:
+      name: win32
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.5"
   xdg_directories:
     dependency: transitive
     description:
       name: xdg_directories
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.0"
+    version: "0.2.0"
 sdks:
-  dart: ">=2.10.0-110 <2.11.0"
+  dart: ">=2.12.0 <3.0.0"
-  flutter: ">=1.17.5 <2.0.0"
+  flutter: ">=2.0.0"

pubspec.yaml

@@ -22,15 +22,15 @@ dependencies:
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
-  cupertino_icons: ^0.1.2
+  cupertino_icons: ^1.0.2
-  flutter_platform_widgets: ^0.60.2
+  flutter_platform_widgets: ^1.2.0
-  path_provider: ^1.6.0
+  path_provider: ^2.0.1
-  file_picker: ^1.9.0
+  file_picker: ^3.0.1
   barcode_scan: ^3.0.1
-  uuid: ^2.0.4
+  uuid: ^3.0.4
-  package_info: '>=0.4.1 <2.0.0'
+  package_info: ^2.0.0
-  url_launcher: ^5.5.2
+  url_launcher: ^6.0.3
-  pull_to_refresh: ^1.6.0
+  pull_to_refresh: ^1.6.5
 
 dev_dependencies:
   flutter_test: