From 7485fed6ba94ccd6c6382944bd5bf917db0fae49 Mon Sep 17 00:00:00 2001
From: thiagoftsm <thiagoftsm@gmail.com>
Date: Tue, 17 Sep 2019 08:44:14 +0000
Subject: Center the chart on timeframe when an alarm is raised (#6391)

##### Summary
When an alarm happens, we were sending notification for our users, but the notifications were missing an important information that allows to centralize the Chart to demonstrate to our users.

##### Component Name
UI

##### Additional Information
Closes #5810
---
 web/gui/goto-host-from-alarm.html |  2 ++
 web/gui/main.css                  |  4 ++++
 web/gui/main.js                   | 49 +++++++++++++++++++++++++++++++++++----
 3 files changed, 51 insertions(+), 4 deletions(-)

(limited to 'web')

diff --git a/web/gui/goto-host-from-alarm.html b/web/gui/goto-host-from-alarm.html
index ec53df0844..7d12f84804 100644
--- a/web/gui/goto-host-from-alarm.html
+++ b/web/gui/goto-host-from-alarm.html
@@ -69,6 +69,7 @@ var urlOptions = {
     alarm_unique_id: 0,
     alarm_id: 0,
     alarm_event_id: 0,
+    alarm_when: 0,
     hasProperty: function(property) {
         return typeof this[property] !== 'undefined';
     }
@@ -101,6 +102,7 @@ function netdataURL(url) {
         + ';alarm_unique_id=' + urlOptions.alarm_unique_id.toString()
         + ';alarm_id=' + urlOptions.alarm_id.toString()
         + ';alarm_event_id=' + urlOptions.alarm_event_id.toString()
+        + ';alarm_when=' + urlOptions.alarm_when.toString()
         ;
 }
 
diff --git a/web/gui/main.css b/web/gui/main.css
index b6ba959107..870a1fdd42 100644
--- a/web/gui/main.css
+++ b/web/gui/main.css
@@ -383,6 +383,10 @@ body.modal-open {
 
 /* -------------------------------------------------------------------------- */
 
+#alarms_log_table tbody tr {
+    cursor: pointer;
+}
+
 #my-netdata-dropdown-content {
     width: 500px;
 }
diff --git a/web/gui/main.js b/web/gui/main.js
index 71af6b59d3..fa7b4bedc7 100644
--- a/web/gui/main.js
+++ b/web/gui/main.js
@@ -71,6 +71,7 @@ var urlOptions = {
     alarm_unique_id: 0,
     alarm_id: 0,
     alarm_event_id: 0,
+    alarm_when: 0,
 
     hasProperty: function (property) {
         // console.log('checking property ' + property + ' of type ' + typeof(this[property]));
@@ -139,7 +140,7 @@ var urlOptions = {
             }
         }
 
-        var numeric = ['after', 'before', 'highlight_after', 'highlight_before'];
+        var numeric = ['after', 'before', 'highlight_after', 'highlight_before', 'alarm_when'];
         len = numeric.length;
         while (len--) {
             if (typeof urlOptions[numeric[len]] === 'string') {
@@ -153,6 +154,22 @@ var urlOptions = {
             }
         }
 
+        if (urlOptions.alarm_when) {
+            // if alarm_when exists, create after/before params
+            // -/+ 2 minutes from the alarm, and reload the page
+            const alarmTime = new Date(urlOptions.alarm_when * 1000).valueOf();
+            const timeMarginMs = 120000; // 2 mins
+
+            const after = alarmTime - timeMarginMs;
+            const before = alarmTime + timeMarginMs;
+            const newHash = document.location.hash.replace(
+                /;alarm_when=[0-9]*/i,
+                ";after=" + after + ";before=" + before,
+            );
+            history.replaceState(null, '', newHash);
+            location.reload();
+        }
+
         if (urlOptions.server !== null && urlOptions.server !== '') {
             netdataServerStatic = document.location.origin.toString() + document.location.pathname.toString();
             netdataServer = urlOptions.server;
@@ -2094,7 +2111,7 @@ function alarmsUpdateModal() {
             var badge_url = NETDATA.alarms.server + '/api/v1/badge.svg?chart=' + alarm.chart + '&alarm=' + alarm.name + '&refresh=auto';
 
             var action_buttons = '<br/>&nbsp;<br/>role: <b>' + alarm.recipient + '</b><br/>&nbsp;<br/>'
-                + '<div class="action-button ripple" title="click to scroll the dashboard to the chart of this alarm" data-toggle="tooltip" data-placement="bottom" onClick="scrollToChartAfterHidingModal(\'' + alarm.chart + '\'); $(\'#alarmsModal\').modal(\'hide\'); return false;"><i class="fab fa-periscope"></i></div>'
+                + '<div class="action-button ripple" title="click to scroll the dashboard to the chart of this alarm" data-toggle="tooltip" data-placement="bottom" onClick="scrollToChartAfterHidingModal(\'' + alarm.chart + '\', ' + alarm.last_status_change * 1000 + ', \'' + alarm.status + '\'); $(\'#alarmsModal\').modal(\'hide\'); return false;"><i class="fab fa-periscope"></i></div>'
                 + '<div class="action-button ripple" title="click to copy to the clipboard the URL of this badge" data-toggle="tooltip" data-placement="bottom" onClick="clipboardCopy(\'' + badge_url + '\'); return false;"><i class="far fa-copy"></i></div>'
                 + '<div class="action-button ripple" title="click to copy to the clipboard an auto-refreshing <code>embed</code> html element for this badge" data-toggle="tooltip" data-placement="bottom" onClick="clipboardCopyBadgeEmbed(\'' + badge_url + '\'); return false;"><i class="fas fa-copy"></i></div>';
 
@@ -2335,6 +2352,18 @@ function alarmsUpdateModal() {
                 exportOptions: {
                     fileName: 'netdata_alarm_log'
                 },
+                onClickRow: function (row, $element,field) {
+                    void (field);
+                    void ($element);
+                    let main_url;
+                    let common_url = "&host=" + encodeURIComponent(row['hostname']) + "&chart=" + encodeURIComponent(row['chart']) + "&family=" + encodeURIComponent(row['family']) + "&alarm=" + encodeURIComponent(row['name']) + "&alarm_unique_id=" + row['unique_id'] + "&alarm_id=" + row['alarm_id'] + "&alarm_event_id=" +  row['alarm_event_id'] + "&alarm_when=" + row['when'];
+                    if (NETDATA.registry.isUsingGlobalRegistry() && NETDATA.registry.machine_guid != null) {
+                        main_url = "https://netdata.cloud/alarms/redirect?agentID=" + NETDATA.registry.machine_guid + common_url;
+                    } else {
+                        main_url = NETDATA.registry.server + "/goto-host-from-alarm.html?" + common_url ;
+                    }
+                    window.open(main_url,"_blank");
+                },
                 rowStyle: function (row, index) {
                     void (index);
 
@@ -3965,9 +3994,21 @@ function scrollDashboardTo() {
 
 var modalHiddenCallback = null;
 
-function scrollToChartAfterHidingModal(chart) {
+function scrollToChartAfterHidingModal(chart, alarmDate, alarmStatus) {
     modalHiddenCallback = function () {
-        NETDATA.alarms.scrollToChart(chart);
+        NETDATA.alarms.scrollToChart(chart, alarmDate);
+
+        if (['WARNING', 'CRITICAL'].includes(alarmStatus)) {
+            const currentChartState = NETDATA.options.targets.find(
+              (chartState) => chartState.id === chart,
+            )
+            const twoMinutes = 2 * 60 * 1000
+            NETDATA.globalPanAndZoom.setMaster(
+              currentChartState,
+              alarmDate - twoMinutes,
+              alarmDate + twoMinutes,
+            )
+        }
     };
 }
 
-- 
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