From 8012ce0c572ee26e09c3ba6b470865c59c3b13d0 Mon Sep 17 00:00:00 2001
From: mesca <github@clisson.org>
Date: Sun, 9 Oct 2022 16:06:51 +0200
Subject: [PATCH] Add key press awaitable

---
 timeflux_ui/www/common/assets/js/timeflux.js | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/timeflux_ui/www/common/assets/js/timeflux.js b/timeflux_ui/www/common/assets/js/timeflux.js
index 22503a5..1dc8a88 100644
--- a/timeflux_ui/www/common/assets/js/timeflux.js
+++ b/timeflux_ui/www/common/assets/js/timeflux.js
@@ -478,6 +478,24 @@ function sleep(duration) {
   });
 }
 
+/**
+ * Resolve promise on keypress
+ *
+ * @param {number} code - key code
+ * @returns {Promise}
+ */
+function key(code) {
+  return new Promise((resolve) => {
+    const handler = (event) => {
+      if (code === undefined || event.keyCode === code) {
+        document.removeEventListener(event.type, handler);
+        resolve(true);
+      }
+    };
+    document.addEventListener('keydown', handler);
+  });
+}
+
 /**
  * Load settings
  *