Handle matrix.to links

lib/views/chat_details.dart

@@ -13,9 +13,9 @@ import 'package:fluffychat/utils/room_state_enums_extensions.dart';
 import 'package:fluffychat/views/chat_list.dart';
 import 'package:fluffychat/views/invitation_selection.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
 import 'package:image_picker/image_picker.dart';
 import 'package:link_text/link_text.dart';
-import 'package:share/share.dart';
 import 'package:toast/toast.dart';
 
 class ChatDetails extends StatefulWidget {
@@ -157,8 +157,13 @@ class _ChatDetailsState extends State<ChatDetails> {
             if (widget.room.canonicalAlias?.isNotEmpty ?? false)
               IconButton(
                 icon: Icon(Icons.share),
-                onPressed: () => Share.share(
-                    "https://matrix.to/#/${widget.room.canonicalAlias}"),
+                onPressed: () {
+                  Clipboard.setData(
+                    ClipboardData(text: widget.room.canonicalAlias),
+                  );
+                  Toast.show("Invitation link copied to clipboard", context,
+                      duration: 5);
+                },
               ),
             ChatSettingsPopupMenu(widget.room, false)
           ],
@@ -209,6 +214,7 @@ class _ChatDetailsState extends State<ChatDetails> {
                               text: widget.room.topic?.isEmpty ?? true
                                   ? "Add a group description"
                                   : widget.room.topic,
+                              linkStyle: TextStyle(color: Colors.blueAccent),
                               textStyle: TextStyle(
                                 fontSize: 14,
                                 color: Colors.black,

lib/views/chat_list.dart

@@ -7,10 +7,12 @@ import 'package:fluffychat/components/dialogs/new_private_chat_dialog.dart';
 import 'package:fluffychat/components/list_items/chat_list_item.dart';
 import 'package:fluffychat/components/matrix.dart';
 import 'package:fluffychat/utils/app_route.dart';
+import 'package:fluffychat/utils/url_launcher.dart';
 import 'package:fluffychat/views/archive.dart';
 import 'package:fluffychat/views/settings.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_speed_dial/flutter_speed_dial.dart';
+import 'package:receive_sharing_intent/receive_sharing_intent.dart';
 
 enum SelectMode { normal, multi_select, share }
 
@@ -57,15 +59,40 @@ class _ChatListState extends State<ChatList> {
     searchController.addListener(
       () => setState(() => null),
     );
+    getSharedData();
     super.initState();
   }
 
+  StreamSubscription _intentDataStreamSubscription;
+
+  void processSharedText(String text) {
+    if (text.startsWith("https://matrix.to/#/")) {
+      UrlLauncher(context, text).openMatrixToUrl();
+    } else {
+      setState(() => Matrix.of(context).shareContent = {
+            "msgtype": "m.text",
+            "body": text,
+          });
+    }
+  }
+
+  void getSharedData() {
+    // For sharing or opening urls/text coming from outside the app while the app is in the memory
+    _intentDataStreamSubscription = ReceiveSharingIntent.getTextStream()
+        .listen(processSharedText, onError: (err) {
+      print("getLinkStream error: $err");
+    });
+    // For sharing or opening urls/text coming from outside the app while the app is closed
+    ReceiveSharingIntent.getInitialText().then(processSharedText);
+  }
+
   @override
   void dispose() {
     sub?.cancel();
     searchController.removeListener(
       () => setState(() => null),
     );
+    _intentDataStreamSubscription?.cancel();
     super.dispose();
   }