feat: treat any URI as link (#1662)

app/assets/CHANGELOG.md

@@ -1,6 +1,7 @@
 ## 1.15.4 (unreleased)
 
 - feat: show tooltip on the "Scan" button (@Tienisto)
+- feat: treat any URI as link, so it becomes clickable on receiver (e.g. file://, obsidian://) (@Tienisto)
 - feat(mobile): adjust padding between buttons in send tab to indicate that it's scrollable (@Tienisto)
 - feat(windows): title bar color should match the system theme (@FutoTan)
 - fix: memory leak when sending files (1.15.0 only fixed receiving files while causing regression bug) (@Tienisto)

app/lib/pages/receive_page_controller.dart

@@ -109,7 +109,7 @@ class InitReceivePageAction extends ReduxAction<ReceivePageController, ReceivePa
       showSenderInfo: true,
       fileCount: receiveSession.files.length,
       message: receiveSession.message,
-      isLink: receiveSession.message != null && (receiveSession.message!.startsWith('http://') || receiveSession.message!.startsWith('https')),
+      isLink: receiveSession.message != null && (receiveSession.message!.isLink),
       showFullIp: false,
       onAccept: () async {
         if (state.message != null) {
@@ -167,7 +167,7 @@ class InitReceivePageFromHistoryMessageAction extends ReduxAction<ReceivePageCon
       showSenderInfo: false,
       fileCount: 1,
       message: entry.fileName,
-      isLink: entry.fileName.startsWith('http://') || entry.fileName.startsWith('https'),
+      isLink: entry.fileName.isLink,
       showFullIp: false,
       onAccept: () {},
       onDecline: () {},
@@ -188,3 +188,7 @@ class SetShowFullIpAction extends ReduxAction<ReceivePageController, ReceivePage
     );
   }
 }
+
+extension on String {
+  bool get isLink => Uri.tryParse(this)?.isAbsolute ?? false;
+}