Migrate to AndroidX

lib/main.dart

@@ -8,7 +8,7 @@ import 'package:web_socket_channel/io.dart';
 import 'package:event_bus/event_bus.dart';
 import 'package:flutter/widgets.dart';
 import 'package:cached_network_image/cached_network_image.dart';
-import 'package:url_launcher/url_launcher.dart';
+import 'package:url_launcher/url_launcher.dart' as urlLauncher;
 import 'package:flutter/services.dart';
 import 'package:date_format/date_format.dart';
 import 'package:http/http.dart' as http;
@@ -16,6 +16,7 @@ import 'package:charts_flutter/flutter.dart' as charts;
 import 'package:progress_indicators/progress_indicators.dart';
 import 'package:flutter_markdown/flutter_markdown.dart';
 import 'package:flutter_svg/flutter_svg.dart';
+import 'package:flutter_custom_tabs/flutter_custom_tabs.dart';
 
 part 'entity_class/const.dart';
 part 'entity_class/entity.class.dart';

lib/utils.class.dart

@@ -47,12 +47,44 @@ class Logger {
 
 class HAUtils {
   static void launchURL(String url) async {
-    if (await canLaunch(url)) {
-      await launch(url);
+    if (await urlLauncher.canLaunch(url)) {
+      await urlLauncher.launch(url);
     } else {
       Logger.e( "Could not launch $url");
     }
   }
+
+  static void launchURLInCustomTab(BuildContext context, String url) async {
+    try {
+      await launch(
+        "$url",
+        option: new CustomTabsOption(
+          toolbarColor: Theme.of(context).primaryColor,
+          enableDefaultShare: true,
+          enableUrlBarHiding: true,
+          showPageTitle: true,
+          animation: new CustomTabsAnimation.slideIn()
+          // or user defined animation.
+          /*animation: new CustomTabsAnimation(
+          startEnter: 'slide_up',
+          startExit: 'android:anim/fade_out',
+          endEnter: 'android:anim/fade_in',
+          endExit: 'slide_down',
+        )*/,
+        extraCustomTabs: <String>[
+          // ref. https://play.google.com/store/apps/details?id=org.mozilla.firefox
+          'org.mozilla.firefox',
+          // ref. https://play.google.com/store/apps/details?id=com.microsoft.emmx
+          'com.microsoft.emmx',
+        ],
+      ),
+    );
+    } catch (e) {
+      Logger.w("Can't open custom tab: ${e.toString()}");
+      Logger.w("Launching in default browser");
+      HAUtils.launchURL(url);
+    }
+  }
 }
 
 class StateChangedEvent {