fix style height when rotating + move cookie util to their specific file

web/assets/js/langs.js

@@ -1,41 +1,41 @@
 const supportLangs = [
     {
-       name : "English",
-       value : "en-US",
-       icon : "🇺🇸"
+        name: 'English',
+        value: 'en-US',
+        icon: '🇺🇸',
     },
     {
-        name : "Farsi",
-        value : "fa_IR",
-        icon : "🇮🇷"
+        name: 'Farsi',
+        value: 'fa_IR',
+        icon: '🇮🇷',
     },
     {
-        name : "汉语",
-        value : "zh-Hans",
-        icon : "🇨🇳"
+        name: '汉语',
+        value: 'zh-Hans',
+        icon: '🇨🇳',
     },
     {
-        name : "Russian",
-        value : "ru_RU",
-        icon : "🇷🇺"
+        name: 'Russian',
+        value: 'ru_RU',
+        icon: '🇷🇺',
     },
-]
+];
 
-function getLang(){
-    let lang = getCookie('lang')
+function getLang() {
+    let lang = getCookie('lang');
 
-    if (! lang){
-        if (window.navigator){
+    if (!lang) {
+        if (window.navigator) {
             lang = window.navigator.language || window.navigator.userLanguage;
 
-            if (isSupportLang(lang)){
-                setCookie('lang' , lang , 150)
-            }else{
-                setCookie('lang' , 'en-US' , 150)
+            if (isSupportLang(lang)) {
+                setCookie('lang', lang, 150);
+            } else {
+                setCookie('lang', 'en-US', 150);
                 window.location.reload();
             }
-        }else{
-            setCookie('lang' , 'en-US' , 150)
+        } else {
+            setCookie('lang', 'en-US', 150);
             window.location.reload();
         }
     }
@@ -43,47 +43,21 @@ function getLang(){
     return lang;
 }
 
-function setLang(lang){
-
-    if (!isSupportLang(lang)){
+function setLang(lang) {
+    if (!isSupportLang(lang)) {
         lang = 'en-US';
     }
 
-    setCookie('lang' , lang , 150)
+    setCookie('lang', lang, 150);
     window.location.reload();
 }
 
-function isSupportLang(lang){
-    for (l of supportLangs){
-        if (l.value === lang){
+function isSupportLang(lang) {
+    for (l of supportLangs) {
+        if (l.value === lang) {
             return true;
         }
     }
 
     return false;
 }
-
-
-
-function getCookie(cname) {
-    let name = cname + "=";
-    let decodedCookie = decodeURIComponent(document.cookie);
-    let ca = decodedCookie.split(';');
-    for(let i = 0; i <ca.length; i++) {
-        let c = ca[i];
-        while (c.charAt(0) == ' ') {
-            c = c.substring(1);
-        }
-        if (c.indexOf(name) == 0) {
-            return c.substring(name.length, c.length);
-        }
-    }
-    return "";
-}
-
-function setCookie(cname, cvalue, exdays) {
-    const d = new Date();
-    d.setTime(d.getTime() + (exdays*24*60*60*1000));
-    let expires = "expires="+ d.toUTCString();
-    document.cookie =  cname + "=" + cvalue + ";" + expires + ";path=/";
-}