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maintenance (structure): Full revamp of the project code structure

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Mickael KERJEAN
2018-03-02 13:53:53 +11:00
parent 25683b3b56
commit f093f00a4b
128 changed files with 1720 additions and 2666 deletions
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143
client/helpers/ajax.js Normal file
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let cache = {};
// cleanup expired cache
setInterval(() => {
for(let key in cache){
if(cache[key].date < new Date().getTime()){
delete cache[key];
}
}
}, 120*1000)
export function invalidate(url){
if(url === undefined){ cache = {}; }
else if(typeof url === 'string'){
if(cache[url]){
delete cache[url];
}
}else if(typeof url.exec === 'function'){ // regexp
for(let key in cache){
if(url.exec(key)){
delete cache[key];
}
}
}else{
throw 'invalidation error';
}
}
export function http_get(url, cache_expire = 0, type = 'json'){
if(cache_expire > 0 && cache[url] && cache[url].date > new Date().getTime()){
return new Promise((done) => done(cache[url].data));
}else{
if(cache[url]){ delete cache[url]; }
return new Promise((done, err) => {
var xhr = new XMLHttpRequest();
xhr.withCredentials = true;
xhr.onreadystatechange = function() {
if (xhr.readyState === XMLHttpRequest.DONE) {
if(xhr.status === 200){
if(type === 'json'){
try{
let data = JSON.parse(xhr.responseText);
if(data.status === 'ok'){
if(cache_expire > 0){
cache[url] = {data: data.results || data.result, date: new Date().getTime() + cache_expire * 1000};
}
done(data.results || data.result);
}else if(data.status === 'redirect'){
if(data.to === 'logout'){location.pathname = "/logout";}
}else{
err(data);
}
}catch(error){
err({message: 'oups', trace: error});
}
}else{
done(xhr.responseText);
}
}else{
if(navigator.onLine === false){
err({status: xhr.status, code: "CONNECTION_LOST", message: 'Connection Lost'});
}else{
err({status: xhr.status, message: xhr.responseText || 'Oups something went wrong'});
}
}
}
}
xhr.open('GET', url, true);
xhr.send(null);
});
}
}
export function http_post(url, data, type = 'json'){
return new Promise((done, err) => {
var xhr = new XMLHttpRequest();
xhr.open("POST", url, true);
xhr.withCredentials = true;
if(type === 'json'){
data = JSON.stringify(data);
xhr.setRequestHeader('Content-Type', 'application/json');
}
xhr.send(data);
xhr.onload = function () {
if (xhr.readyState === XMLHttpRequest.DONE) {
if(xhr.status === 200){
try{
let data = JSON.parse(xhr.responseText);
if(data.status === 'ok'){
done(data.results || data.result);
}else if(data.status === 'redirect'){
if(data.to === 'logout'){location.pathname = "/logout";}
}else{
err(data);
}
}catch(error){
err({message: 'oups', trace: error});
}
}else{
if(navigator.onLine === false){
err({status: xhr.status, code: "CONNECTION_LOST", message: 'Connection Lost'});
}else{
err({status: xhr.status, message: xhr.responseText || 'Oups something went wrong'});
}
}
}
}
});
}
export function http_delete(url){
return new Promise((done, err) => {
var xhr = new XMLHttpRequest();
xhr.open("DELETE", url, true);
xhr.withCredentials = true;
xhr.onload = function () {
if (xhr.readyState === XMLHttpRequest.DONE) {
if(xhr.status === 200){
try{
let data = JSON.parse(xhr.responseText);
if(data.status === 'ok'){
done(data.results || data.result);
}else if(data.status === 'redirect'){
if(data.to === 'logout'){location.pathname = "/logout";}
}else{
err(data);
}
}catch(error){
err({message: 'oups', trace: error});
}
}else{
if(navigator.onLine === false){
err({status: xhr.status, code: "CONNECTION_LOST", message: 'Connection Lost'});
}else{
err({status: xhr.status, message: xhr.responseText || 'Oups something went wrong'});
}
}
}
}
xhr.send(null);
});
}