Merge pull request #18 from Prashant4900/enable-null-safety

enable null safety

example/lib/main.dart

@@ -20,36 +20,32 @@ class HomePage extends StatefulWidget {
   _HomePageState createState() => _HomePageState();
 }
 
-class _HomePageState extends State<HomePage>
-    with SingleTickerProviderStateMixin {
-  FlutterInsta flutterInsta =
-      FlutterInsta(); // create instance of FlutterInsta class
+class _HomePageState extends State<HomePage> with SingleTickerProviderStateMixin {
+  FlutterInsta flutterInsta = FlutterInsta(); // create instance of FlutterInsta class
   TextEditingController usernameController = TextEditingController();
   TextEditingController reelController = TextEditingController();
-  TabController tabController;
+  TabController? tabController;
 
-  String username, followers = " ", following, bio, website, profileimage;
+  String? username, followers = " ", following, bio, website, profileimage;
   bool pressed = false;
   bool downloading = false;
 
   @override
   void initState() {
     super.initState();
     tabController = TabController(vsync: this, initialIndex: 1, length: 2);
-    InitializeDownloader();
+    initializeDownloader();
     downloadReels();
   }
 
-  void InitializeDownloader() async {
+  void initializeDownloader() async {
     WidgetsFlutterBinding.ensureInitialized();
-    await FlutterDownloader.initialize(
-        debug: true // optional: set false to disable printing logs to console
+    await FlutterDownloader.initialize(debug: true // optional: set false to disable printing logs to console
         );
   }
 
   void downloadReels() async {
-    var s = await flutterInsta
-        .downloadReels("https://www.instagram.com/p/CDlGkdZgB2y");
+    var s = await flutterInsta.downloadReels("https://www.instagram.com/p/CDlGkdZgB2y");
     print(s);
   }
 
@@ -74,7 +70,7 @@ class _HomePageState extends State<HomePage>
         controller: tabController,
         children: [
           homePage(), //  // home screen for Getting profile details
-          ReelPage() // reel download Screen
+          reelPage() // reel download Screen
         ],
       ),
     );
@@ -149,8 +145,7 @@ class _HomePageState extends State<HomePage>
                                 padding: EdgeInsets.only(top: 10),
                               ),
                               Row(
-                                mainAxisAlignment:
-                                    MainAxisAlignment.spaceAround,
+                                mainAxisAlignment: MainAxisAlignment.spaceAround,
                                 children: [
                                   Text(
                                     "$followers\nFollowers",
@@ -196,7 +191,7 @@ class _HomePageState extends State<HomePage>
   }
 
 //Reel Downloader page
-  Widget ReelPage() {
+  Widget reelPage() {
     return Column(
       mainAxisAlignment: MainAxisAlignment.start,
       children: [
@@ -214,8 +209,7 @@ class _HomePageState extends State<HomePage>
         ),
         downloading
             ? Center(
-                child:
-                    CircularProgressIndicator(), //if downloading is true show Progress Indicator
+                child: CircularProgressIndicator(), //if downloading is true show Progress Indicator
               )
             : Container()
       ],
@@ -225,13 +219,13 @@ class _HomePageState extends State<HomePage>
 //Download reel video on button clickl
   void download() async {
     var myvideourl = await flutterInsta.downloadReels(reelController.text);
-    final taskId = await FlutterDownloader.enqueue(
+
+    await FlutterDownloader.enqueue(
       url: '$myvideourl',
       savedDir: '/sdcard/Download',
       showNotification: true,
       // show download progress in status bar (for Android)
-      openFileFromNotification:
-          true, // click on notification to open downloaded file (for Android)
+      openFileFromNotification: true, // click on notification to open downloaded file (for Android)
     ).whenComplete(() {
       setState(() {
         downloading = false; // set to false to stop Progress indicator

example/pubspec.lock

@@ -7,56 +7,56 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.5.0-nullsafety.1"
+    version: "2.6.1"
   boolean_selector:
     dependency: transitive
     description:
       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"
   cupertino_icons:
     dependency: "direct main"
     description:
       name: cupertino_icons
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.3"
+    version: "1.0.3"
   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"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -68,14 +68,14 @@ packages:
       name: flutter_downloader
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.5.2"
+    version: "1.6.1"
   flutter_insta:
     dependency: "direct main"
     description:
       path: ".."
       relative: true
     source: path
-    version: "0.1.4"
+    version: "1.6.1"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -87,42 +87,42 @@ packages:
       name: http
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.2"
+    version: "0.13.3"
   http_parser:
     dependency: transitive
     description:
       name: http_parser
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.1.4"
+    version: "4.0.0"
   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"
   path:
     dependency: transitive
     description:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.1"
+    version: "1.8.0"
   pedantic:
     dependency: transitive
     description:
       name: pedantic
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.9.0"
+    version: "1.11.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -134,56 +134,56 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.2"
+    version: "1.8.1"
   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: "0.3.0"
   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"
   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"
 sdks:
-  dart: ">=2.10.0-110 <2.11.0"
-  flutter: ">=1.12.13 <2.0.0"
+  dart: ">=2.12.0 <3.0.0"
+  flutter: ">=1.20.0"

example/pubspec.yaml

@@ -3,54 +3,39 @@ description: Demonstrates how to use the flutter_insta plugin.
 
 # The following line prevents the package from being accidentally published to
 # pub.dev using `pub publish`. This is preferred for private packages.
-publish_to: 'none' # Remove this line if you wish to publish to pub.dev
+publish_to: "none" # Remove this line if you wish to publish to pub.dev
 
 environment:
-  sdk: ">=2.7.0 <3.0.0"
+  sdk: ">=2.12.0 <3.0.0"
 
 dependencies:
   flutter:
     sdk: flutter
-  flutter_downloader: ^1.5.2
-
   flutter_insta:
-    # When depending on this package from a real application you should use:
-    #   flutter_insta: ^x.y.z
-    # See https://dart.dev/tools/pub/dependencies#version-constraints
-    # The example app is bundled with the plugin so we use a path dependency on
-    # the parent directory to use the current plugin's version.
     path: ../
-
-  # The following adds the Cupertino Icons font to your application.
-  # Use with the CupertinoIcons class for iOS style icons.
-  cupertino_icons: ^0.1.3
+  cupertino_icons: ^1.0.2
+  flutter_downloader: ^1.6.1
 
 dev_dependencies:
   flutter_test:
     sdk: flutter
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec
-
 # The following section is specific to Flutter.
 flutter:
-
   # The following line ensures that the Material Icons font is
   # included with your application, so that you can use the icons in
   # the material Icons class.
   uses-material-design: true
-
   # To add assets to your application, add an assets section, like this:
   # assets:
   #   - images/a_dot_burr.jpeg
   #   - images/a_dot_ham.jpeg
-
   # An image asset can refer to one or more resolution-specific "variants", see
   # https://flutter.dev/assets-and-images/#resolution-aware.
-
   # For details regarding adding assets from package dependencies, see
   # https://flutter.dev/assets-and-images/#from-packages
-
   # To add custom fonts to your application, add a fonts section here,
   # in this "flutter" section. Each entry in this list should have a
   # "family" key with the font family name, and a "fonts" key with a

example/test/widget_test.dart

@@ -18,8 +18,7 @@ void main() {
     // Verify that platform version is retrieved.
     expect(
       find.byWidgetPredicate(
-        (Widget widget) => widget is Text &&
-                           widget.data.startsWith('Running on:'),
+        (Widget widget) => widget is Text && widget.data!.startsWith('Running on:'),
       ),
       findsOneWidget,
     );