1 files changed, 27 insertions, 0 deletions
diff --git a/android/app/src/main/java/io/coinos/app/LauncherActivity.java b/android/app/src/main/java/io/coinos/app/LauncherActivity.java
new file mode 100644
index 0000000..d0b56bb
--- /dev/null
+++ b/android/app/src/main/java/io/coinos/app/LauncherActivity.java
@@ -0,0 +1,27 @@
+package io.coinos.app;
+
+import android.net.Uri;
+
+/**
+ * Forwards scheme intents into the web app. A lightning:/bitcoin:/nostr:/
+ * lnurl: URI arrives as this activity's data; the web app receives it as
+ * https://v3.coinos.io/?u=<encoded original URI> and routes it (send form
+ * for payments, profile for nostr npubs). https links to the site pass
+ * through untouched, everything else opens the default URL.
+ */
+public class LauncherActivity
+    extends com.google.androidbrowserhelper.trusted.LauncherActivity {
+
+  @Override
+  protected Uri getLaunchingUrl() {
+    Uri data = getIntent().getData();
+    if (data != null) {
+      String scheme = data.getScheme();
+      if (scheme != null && !scheme.equals("https") && !scheme.equals("http")) {
+        return Uri.parse("https://v3.coinos.io/?u=" + Uri.encode(data.toString()));
+      }
+      if ("v3.coinos.io".equals(data.getHost())) return data;
+    }
+    return super.getLaunchingUrl();
+  }
+}