2025-summer/team-3
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ensure timers are not startet more than once

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This commit is contained in:
Jenny Danzmayr 2018-12-21 17:53:10 +01:00
parent e32437b4d1
commit 0afdc0793d
1 changed files with 21 additions and 6 deletions
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27
src/c3nav/site/static/site/js/c3nav.js
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@ -61,8 +61,11 @@ c3nav = {
},
_searchable_locations_timer: null,
load_searchable_locations: function() {
c3nav._searchable_locations_timer = null;
$.getJSON('/api/locations/?searchable', c3nav._searchable_locations_loaded).fail(function() {
c3nav._searchable_locations_timer = window.setTimeout(c3nav.load_searchable_locations, c3nav.init_completed ? 300000 : 15000);
if(c3nav._searchable_locations_timer === null) {
c3nav._searchable_locations_timer = window.setTimeout(c3nav.load_searchable_locations, c3nav.init_completed ? 300000 : 15000);
}
});
},
_last_time_searchable_locations_loaded: null,
@ -85,7 +88,9 @@ c3nav = {
if (!c3nav.init_completed) {
c3nav.continue_init();
}
c3nav._searchable_locations_timer = window.setTimeout(c3nav.load_searchable_locations, c3nav._searchable_locations_interval);
if (c3nav._searchable_locations_timer === null) {
c3nav._searchable_locations_timer = window.setTimeout(c3nav.load_searchable_locations, c3nav._searchable_locations_interval);
}
},
continue_init: function() {
c3nav.init_map();
@ -1254,10 +1259,13 @@ c3nav = {
_fetch_updates_timer: null,
schedule_fetch_updates: function (timeout) {
c3nav._fetch_updates_timer = window.setTimeout(c3nav.fetch_updates, timeout || 20000);
if (c3nav._fetch_updates_timer === null) {
c3nav._fetch_updates_timer = window.setTimeout(c3nav.fetch_updates, timeout || 20000);
}
},
_fetch_updates_failure_count: 0,
fetch_updates: function () {
c3nav._fetch_updates_timer = null;
$.get('/api/updates/fetch/', c3nav._fetch_updates_callback).fail(function() {
c3nav._fetch_updates_failure_count++;
waittime = Math.min(5 + c3nav._fetch_updates_failure_count * 5, 120);
@ -1305,10 +1313,15 @@ c3nav = {
_wifiScanningTimer: null,
startWifiScanning: function() {
c3nav._wifiScanningTimer = window.setInterval(function() { mobileclient.scanNow(); }, 4000);
if (c3nav._wifiScanningTimer == null) {
c3nav._wifiScanningTimer = window.setInterval(function() { mobileclient.scanNow(); }, 4000);
}
},
stopWifiScanning: function() {
window.clearInterval(c3nav._wifiScanningTimer);
if (c3nav._wifiScanningTimer !== null) {
window.clearInterval(c3nav._wifiScanningTimer);
c3nav._wifiScanningTimer = null;
}
},
_last_wifi_scant: 0,
@ -1450,7 +1463,9 @@ function mobileclientOnPause() {
}
function mobileclientOnResume() {
c3nav.fetch_updates();
if (c3nav._fetch_updates_timer === null) {
c3nav.fetch_updates();
}
c3nav.startWifiScanning();
if (c3nav._last_time_searchable_locations_loaded === null) {
scheduled_load_in = c3nav._last_time_searchable_locations_loaded + c3nav._searchable_locations_interval - Date.now();