From a62bb4772720100765b3abd64c0cea8dfaaa20a3 Mon Sep 17 00:00:00 2001
From: Tomas Cejka <cejkat@cesnet.cz>
Date: Wed, 7 Feb 2018 14:15:20 +0100
Subject: [PATCH] graphs: write error message when there is an error

---
 templates/flowspy/route_details.html | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/templates/flowspy/route_details.html b/templates/flowspy/route_details.html
index e3cb2999..fd0cd6f1 100644
--- a/templates/flowspy/route_details.html
+++ b/templates/flowspy/route_details.html
@@ -252,8 +252,12 @@ function plotGraph(data)
 $(document).ready(function() {
    var statsurl = "{% url routestats route.name %}";
    $.get(statsurl).done(function(data) {
-      $("#traffic-plot-loading").hide();
-      plotGraph(data);
+      if (data["error"]) {
+          $("#traffic-plot-loading").text("No data, try later");
+      } else {
+          $("#traffic-plot-loading").hide();
+          plotGraph(data);
+      }
    });
 });
 </script> 
-- 
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