From e15953524a6612d9d6b2d992438eb8f88ba27822 Mon Sep 17 00:00:00 2001
From: Molkobain <lajarige.guillaume@free.fr>
Date: Fri, 16 Jul 2021 20:02:04 +0200
Subject: [PATCH] =?UTF-8?q?N=C2=B03786=20-=20Add=20pause=20at=20the=20end?=
 =?UTF-8?q?=20of=20the=20page=20unload=20async=20request=20to=20follow=20t?=
 =?UTF-8?q?he=20guideline=20used=20in=20N=C2=B02763?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 js/forms-json-utils.js |  3 ++-
 js/utils.js            | 17 +++++++++++++++++
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/js/forms-json-utils.js b/js/forms-json-utils.js
index 23b897689..d3e06f436 100644
--- a/js/forms-json-utils.js
+++ b/js/forms-json-utils.js
@@ -115,10 +115,11 @@ function OnUnload(sTransactionId, sObjClass, iObjKey, sToken)
 		// IMPORTANT: the ajax request MUST BE synchronous to be executed in this context
 		$.ajax({
 			url: GetAbsoluteUrlAppRoot()+'pages/ajax.render.php',
-			async: false,
+			async: true,
 			method: 'POST',
 			data: {operation: 'on_form_cancel', transaction_id: sTransactionId, obj_class: sObjClass, obj_key: iObjKey, token: sToken }
 		});
+		CombodoGlobalToolbox.Pause(1000);
 	}
 }
 
diff --git a/js/utils.js b/js/utils.js
index a9fc950e9..ce2bfd132 100644
--- a/js/utils.js
+++ b/js/utils.js
@@ -725,6 +725,23 @@ const CombodoGlobalToolbox = {
 		sOutput = sOutput.replace(/<script/g, '&lt;script WARNING: scripts are not allowed in tooltips');
 
 		return sOutput;
+	},
+	/**
+	 * Pause the JS activity for iDuration milliseconds
+	 *
+	 * @see N°2763 for the original code idea
+	 * @return {void}
+	 * @param iDuration {integer} Duration in milliseconds
+	 * @constructor
+	 */
+	Pause: function (iDuration) {
+		const oDate = new Date();
+		let oCurrentDate = null;
+
+		do {
+			oCurrentDate = new Date();
+		}
+		while ((oCurrentDate - oDate) < iDuration);
 	}
 };