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// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
// See License.txt for license information.
var UserStore;
function getPrefix() {
if (!UserStore) {
UserStore = require('./user_store.jsx');
}
return UserStore.getCurrentId() + '_';
}
// Also change model/utils.go ETAG_ROOT_VERSION
var BROWSER_STORE_VERSION = '.5';
class BrowserStoreClass {
constructor() {
this.getItem = this.getItem.bind(this);
this.setItem = this.setItem.bind(this);
this.removeItem = this.removeItem.bind(this);
this.setGlobalItem = this.setGlobalItem.bind(this);
this.getGlobalItem = this.getGlobalItem.bind(this);
this.removeGlobalItem = this.removeGlobalItem.bind(this);
this.clear = this.clear.bind(this);
this.actionOnItemsWithPrefix = this.actionOnItemsWithPrefix.bind(this);
this.isLocalStorageSupported = this.isLocalStorageSupported.bind(this);
var currentVersion = localStorage.getItem('local_storage_version');
if (currentVersion !== BROWSER_STORE_VERSION) {
this.clear();
localStorage.setItem('local_storage_version', BROWSER_STORE_VERSION);
}
}
getItem(name, defaultValue) {
return this.getGlobalItem(getPrefix() + name, defaultValue);
}
setItem(name, value) {
this.setGlobalItem(getPrefix() + name, value);
}
removeItem(name) {
localStorage.removeItem(getPrefix() + name);
}
setGlobalItem(name, value) {
localStorage.setItem(name, JSON.stringify(value));
}
getGlobalItem(name, defaultValue) {
var result = null;
try {
result = JSON.parse(localStorage.getItem(name));
} catch (err) {
result = null;
}
if (result === null && typeof defaultValue !== 'undefined') {
result = defaultValue;
}
return result;
}
removeGlobalItem(name) {
localStorage.removeItem(name);
}
clear() {
localStorage.clear();
sessionStorage.clear();
}
/**
* Preforms the given action on each item that has the given prefix
* Signature for action is action(key, value)
*/
actionOnItemsWithPrefix(prefix, action) {
var globalPrefix = getPrefix();
var globalPrefixiLen = globalPrefix.length;
for (var key in localStorage) {
if (key.lastIndexOf(globalPrefix + prefix, 0) === 0) {
var userkey = key.substring(globalPrefixiLen);
action(userkey, this.getGlobalItem(key));
}
}
}
isLocalStorageSupported() {
try {
sessionStorage.setItem('testSession', '1');
sessionStorage.removeItem('testSession');
localStorage.setItem('testLocal', '1');
if (localStorage.getItem('testLocal') !== '1') {
return false;
}
localStorage.removeItem('testLocal', '1');
return true;
} catch (e) {
return false;
}
}
}
var BrowserStore = new BrowserStoreClass();
export default BrowserStore;
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