start grid

lib/utility/lgres.js

@@ -45,8 +45,7 @@ function getStorageKey(lgid) {
     return `res_${lgid}`;
 }
 
-async function doRefreshLgres(template) {
-    template ??= '';
+async function doRefreshLgres(template = '') {
     const lgid = getCurrentLgId();
     const r = await get(`language/${lgid}${template}`);
     const dict = await r.json();
@@ -81,7 +80,6 @@ function getLanguage(lgres, key, defaultValue) {
 }
 
 function applyLanguage(dom, result) {
-    dom ??= document.body;
     for (let text of dom.querySelectorAll('[data-lgid]')) {
         const key = text.dataset.lgid;
         if (text.tagName === 'INPUT') {
@@ -100,8 +98,7 @@ function applyLanguage(dom, result) {
     }
 }
 
-async function init(dom, options) {
-    options ??= {};
+async function init(dom = document.body, options = {}) {
     const lgid = getCurrentLgId();
     let lgres = localStorage.getItem(getStorageKey(lgid));
     let result;

lib/utility/request.js

@@ -8,8 +8,7 @@ function combineUrl(url) {
     return (consts.path || '') + url;
 }
 
-function get(url, options) {
-    options ??= {};
+function get(url, options = {}) {
     return fetch(combineUrl(url), {
         method: options.method || 'GET',
         headers: {
@@ -21,8 +20,7 @@ function get(url, options) {
     });
 }
 
-function post(url, data, options) {
-    options ??= {};
+function post(url, data, options = {}) {
     // let contentType;
     if (data instanceof FormData) {
         // contentType = 'multipart/form-data';
@@ -47,7 +45,7 @@ function post(url, data, options) {
     });
 }
 
-function upload(url, data, options) {
+function upload(url, data, options = {}) {
     return new Promise((resolve, reject) => {
         const request = new XMLHttpRequest();
         request.onreadystatechange = function () {
@@ -59,7 +57,6 @@ function upload(url, data, options) {
                 }
             }
         };
-        options ??= {};
         if (typeof options.progress === 'function') {
             request.upload.addEventListener('progress', function (ev) {
                 if (ev.lengthComputable) {