From f38b2db27333713ef81518bf4e7e3f0c653bc21f Mon Sep 17 00:00:00 2001
From: Fabio Manganiello <blacklight86@gmail.com>
Date: Sun, 13 Jan 2019 23:45:03 +0100
Subject: [PATCH] Fixed interaction with modal dialogs to prevent browser race
 conditions when touchscreen events are involved

---
 platypush/backend/http/static/js/application.js    | 9 ++++++++-
 platypush/backend/http/static/js/music.mpd.js      | 7 +++++--
 platypush/backend/http/static/js/music.snapcast.js | 6 +++---
 platypush/plugins/utils.py                         | 2 ++
 4 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/platypush/backend/http/static/js/application.js b/platypush/backend/http/static/js/application.js
index ecedb7bb4..a8ab4768f 100644
--- a/platypush/backend/http/static/js/application.js
+++ b/platypush/backend/http/static/js/application.js
@@ -4,6 +4,7 @@ $(document).ready(function() {
         openedWebsocket,
         dateTimeInterval,
         websocketTimeoutId,
+        modalFadingInTimeoutId,
         websocketReconnectMsecs = 30000,
         eventListeners = [];
 
@@ -155,6 +156,10 @@ $(document).ready(function() {
             var top = 40 + $(window).scrollTop();
             $container.css('margin-top', top + 'px');
 
+            modalFadingInTimeoutId = setTimeout(function() {
+                modalFadingInTimeoutId = undefined;
+            }, 100);
+
             $modal.fadeIn();
         });
     };
@@ -171,7 +176,9 @@ $(document).ready(function() {
             if (!$source.parents('.modal').length
                     && !$source.data('modal')
                     && !$source.data('dismiss-modal')) {
-                $('.modal').filter(':visible').fadeOut();
+                if (!modalFadingInTimeoutId) {
+                    $('.modal').filter(':visible').fadeOut();
+                }
             }
         });
     };
diff --git a/platypush/backend/http/static/js/music.mpd.js b/platypush/backend/http/static/js/music.mpd.js
index 207d14c19..184d4e435 100644
--- a/platypush/backend/http/static/js/music.mpd.js
+++ b/platypush/backend/http/static/js/music.mpd.js
@@ -1,5 +1,6 @@
 $(document).ready(function() {
     var seekInterval,
+        longPressTimeout,
         curPath = [],
         curTrackUpdateHandler,
         curTrackElapsed = {
@@ -225,8 +226,10 @@ $(document).ready(function() {
             });
         }
 
-        clearTimeout(longPressTimeout);
-        longPressTimeout = undefined;
+        if (longPressTimeout) {
+            clearTimeout(longPressTimeout);
+            longPressTimeout = undefined;
+        }
     };
 
     var updatePlaylist = function(tracks) {
diff --git a/platypush/backend/http/static/js/music.snapcast.js b/platypush/backend/http/static/js/music.snapcast.js
index d22e93ce3..6078a85ee 100644
--- a/platypush/backend/http/static/js/music.snapcast.js
+++ b/platypush/backend/http/static/js/music.snapcast.js
@@ -308,7 +308,7 @@ $(document).ready(function() {
             });
         });
 
-        $container.on('click touch', '.snapcast-host-settings', function(evt) {
+        $container.on('mousedown touchstart', '.snapcast-host-settings', function(evt) {
             var host = $(this).parents('.snapcast-host-container').data('host');
             var hostName = $(this).parents('.snapcast-host-container').data('name');
             var $modal = $($(this).data('modal'));
@@ -324,7 +324,7 @@ $(document).ready(function() {
             }
         });
 
-        $container.on('click touch', '.snapcast-group-settings', function(evt) {
+        $container.on('mousedown touchstart', '.snapcast-group-settings', function(evt) {
             var host = $(this).parents('.snapcast-host-container').data('host');
             var groupId = $(this).parents('.snapcast-group-container').data('id');
             var groupName = $(this).parents('.snapcast-group-container').data('name');
@@ -375,7 +375,7 @@ $(document).ready(function() {
                 .find('select[name=stream]').html($streams.html());
         });
 
-        $container.on('click touch', '.snapcast-client-settings', function(evt) {
+        $container.on('mousedown touchstart', '.snapcast-client-settings', function(evt) {
             var host = $(this).parents('.snapcast-host-container').data('host');
             var clientId = $(this).parents('.snapcast-client-container').data('id');
             var clientName = $(this).parents('.snapcast-client-container').data('name');
diff --git a/platypush/plugins/utils.py b/platypush/plugins/utils.py
index fe494cd67..99c237e37 100644
--- a/platypush/plugins/utils.py
+++ b/platypush/plugins/utils.py
@@ -18,7 +18,9 @@ class UtilsPlugin(Plugin):
     _interval_hndl_idx = 0
     _interval_hndl_idx_lock = threading.RLock()
 
+    _pending_timeouts = {}
     _pending_intervals = {}
+    _pending_timemouts_lock = threading.RLock()
     _pending_intervals_lock = threading.RLock()
 
     @action