From 18397002150eca483ba1f00951715e30fbacd792 Mon Sep 17 00:00:00 2001
From: protom <office@protom.eu>
Date: Wed, 19 Aug 2026 21:36:48 +0200
Subject: [PATCH] fix: bind window.fetch at boot so lnurlcash-kit transport
 works in browsers

---
 quasar.config.ts      |  2 +-
 src/boot/kit-fetch.ts | 14 ++++++++++++++
 2 files changed, 15 insertions(+), 1 deletion(-)
 create mode 100644 src/boot/kit-fetch.ts

diff --git a/quasar.config.ts b/quasar.config.ts
index cdc843c..306fb85 100644
--- a/quasar.config.ts
+++ b/quasar.config.ts
@@ -11,7 +11,7 @@ export default defineConfig((ctx) => {
     // app boot file (/src/boot)
     // --> boot files are part of "main.js"
     // https://v2.quasar.dev/quasar-cli-vite/boot-files
-    boot: ['i18n', 'wallet'],
+    boot: ['i18n', 'kit-fetch', 'wallet'],
 
     // https://v2.quasar.dev/quasar-cli-vite/quasar-config-file#css
     css: ['app.scss'],
diff --git a/src/boot/kit-fetch.ts b/src/boot/kit-fetch.ts
new file mode 100644
index 0000000..04c40f7
--- /dev/null
+++ b/src/boot/kit-fetch.ts
@@ -0,0 +1,14 @@
+import { defineBoot } from '#q-app';
+
+// lnurlcash-kit's transport resolves its fetch as `options.fetch ??
+// globalThis.fetch` and then invokes it as a method on the options object.
+// In a browser, calling window.fetch with any receiver other than window
+// throws a synchronous "Illegal invocation" TypeError - before any request
+// is even attempted (Node's fetch has no such receiver check, so the unit
+// tests never see it; every kit network call failed in real browsers).
+// Binding the global once here means the kit's captured default is already
+// bound, whichever receiver it is invoked with. Remove once lnurlcash-kit
+// fixes this upstream in its transport (resolveOptions).
+export default defineBoot(() => {
+  window.fetch = window.fetch.bind(window);
+});