From 56afe5400af3a4af8dddeeb7c0c160287c4f0b75 Mon Sep 17 00:00:00 2001
From: liugang <liugang@easycorp.ltd>
Date: Fri, 3 Nov 2023 15:54:15 +0800
Subject: [PATCH] * chart: don't load page if no chart to be selected.

---
 module/chart/js/preview.ui.js | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/module/chart/js/preview.ui.js b/module/chart/js/preview.ui.js
index 06e351f263..6d02897c3f 100644
--- a/module/chart/js/preview.ui.js
+++ b/module/chart/js/preview.ui.js
@@ -7,12 +7,14 @@
  */
 function previewCharts()
 {
-    const form   = new FormData();
     const checks = $('#moduleMenu ul').zui('tree').$.getChecks();
+    if(checks.length > 0)
+    {
+        const form = new FormData();
+        checks.forEach((id) => {
+            if(id.includes(':')) form.append('charts[]', id.split(':')[1]);
+        });
 
-    checks.forEach((id) => {
-        if(id.includes(':')) form.append('charts[]', id.split(':')[1]);
-    });
-
-    postAndLoadPage(previewUrl, form);
+        postAndLoadPage(previewUrl, form, '#chartPanel');
+    }
 }