allerta-vvf
/
allerta-vvf
mirror of https://github.com/allerta-vvf/allerta-vvf
1
0
Fork 0
Code Issues Releases Wiki Activity

fix table load with low-end backend servers

This commit is contained in:
Matteo Gheza 2020-11-06 14:22:37 +01:00
parent c4fa0600ca
commit 64eefb3f59
1 changed files with 24 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
server/resources/src/main.js
View File

@ -101,18 +101,23 @@ function fillTable(data){
var offline = false;
var loadTable_interval = undefined;
function loadTable(table_page, set_interval=true, interval=10000){
$.getJSON( "resources/ajax/ajax_"+table_page+".php", function( data, status, xhr ) {
fillTable(data);
var headers = new Headers();
headers.append('date', Date.now());
caches.open('tables-1').then((cache) => {
cache.put('/table_'+table_page+'.json', new Response(xhr.responseText, {headers: headers}))
});
if(window.offline){ // if xhr request successful, client is online
$("#offline_alert").hide(400);
window.offline = false;
}
}).fail(function() {
$.getJSON( "resources/ajax/ajax_"+table_page+".php", function( data, status, xhr ) {
fillTable(data);
var headers = new Headers();
headers.append('date', Date.now());
caches.open('tables-1').then((cache) => {
cache.put('/table_'+table_page+'.json', new Response(xhr.responseText, {headers: headers}))
});
if(window.offline){ // if xhr request successful, client is online
$("#offline_alert").hide(400);
window.offline = false;
}
}).fail(function(data, status) {
if(status == "parsererror"){
if($("#table_body").children().length == 0) {
loadTable(table_page, set_interval, interval);
} // else nothing
} else {
caches.open('tables-1').then(cache => {
cache.match("/table_"+table_page+".json").then(response => {
response.json().then(data => {
@ -126,13 +131,15 @@ function loadTable(table_page, set_interval=true, interval=10000){
$("#offline_alert").show(400);
window.offline = true;
}
});
if(set_interval){
window.loadTable_interval = setInterval(function() {
window.loadTable(table_page, false);
}, interval);
}
});
if(set_interval){
window.loadTable_interval = setInterval(function() {
window.loadTable(table_page, false);
}, interval);
}
}
window.loadTable_interval = loadTable_interval;
window.fillTable = fillTable;
window.loadTable = loadTable;