1 files changed, 24 insertions, 0 deletions
diff --git a/packages/taler-wallet-webextension/src/api/browser.ts b/packages/taler-wallet-webextension/src/api/browser.ts
new file mode 100644
index 000000000..bc50853fb
--- /dev/null
+++ b/packages/taler-wallet-webextension/src/api/browser.ts
@@ -0,0 +1,24 @@
+
+export async function findTalerUriInActiveTab(): Promise<string | undefined> {
+  return new Promise((resolve, reject) => {
+    chrome.tabs.executeScript(
+      {
+        code: `
+        (() => {
+          let x = document.querySelector("a[href^='taler://'") || document.querySelector("a[href^='taler+http://'");
+          return x ? x.href.toString() : null;
+        })();
+        `,
+        allFrames: false,
+      },
+      (result) => {
+        if (chrome.runtime.lastError) {
+          console.error(chrome.runtime.lastError);
+          resolve(undefined);
+          return;
+        }
+        resolve(result[0]);
+      },
+    );
+  });
+}