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/* eslint no-param-reassign: ["error", { "props": false }]*/
/* eslint no-new: "off" */
((global) => {
/**
* Memorize the last selected tab after reloading a page.
* Does that setting the current selected tab in the localStorage
*/
class ActiveTabMemoizer {
constructor({ currentTabKey = 'current_signin_tab', tabSelector = 'ul.nav-tabs' } = {}) {
this.currentTabKey = currentTabKey;
this.tabSelector = tabSelector;
this.bootstrap();
}
bootstrap() {
const tabs = document.querySelectorAll(this.tabSelector);
if (tabs.length > 0) {
tabs[0].addEventListener('click', (e) => {
if (e.target && e.target.nodeName === 'A') {
const anchorName = e.target.getAttribute('href');
this.saveData(anchorName);
}
});
}
this.showTab();
}
showTab() {
const anchorName = this.readData();
if (anchorName) {
const tab = document.querySelector(`${this.tabSelector} a[href="${anchorName}"]`);
if (tab) {
tab.click();
}
}
}
saveData(val) {
localStorage.setItem(this.currentTabKey, val);
}
readData() {
return localStorage.getItem(this.currentTabKey);
}
}
global.ActiveTabMemoizer = ActiveTabMemoizer;
})(window);
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