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/* eslint-disable func-names, consistent-return, one-var, class-methods-use-this */
import $ from 'jquery';
import { visitUrl } from './lib/utils/url_utility';
export default class TreeView {
constructor() {
this.initKeyNav();
// Code browser tree slider
// Make the entire tree-item row clickable, but not if clicking another link (like a commit message)
$('.tree-content-holder .tree-item').on('click', function (e) {
const $clickedEl = $(e.target);
const path = $('.tree-item-file-name a', this).attr('href');
if (!$clickedEl.is('a') && !$clickedEl.is('.str-truncated')) {
if (e.metaKey || e.which === 2) {
e.preventDefault();
return window.open(path, '_blank');
}
return visitUrl(path);
}
});
// Show the "Loading commit data" for only the first element
$('span.log_loading').first().removeClass('hide');
}
initKeyNav() {
const li = $('tr.tree-item');
let liSelected = null;
return $('body').keydown((e) => {
let next, path;
if ($('input:focus').length > 0 && (e.which === 38 || e.which === 40)) {
return false;
}
if (e.which === 40) {
if (liSelected) {
next = liSelected.next();
if (next.length > 0) {
liSelected.removeClass('selected');
liSelected = next.addClass('selected');
}
} else {
liSelected = li.eq(0).addClass('selected');
}
return $(liSelected).focus();
} else if (e.which === 38) {
if (liSelected) {
next = liSelected.prev();
if (next.length > 0) {
liSelected.removeClass('selected');
liSelected = next.addClass('selected');
}
} else {
liSelected = li.last().addClass('selected');
}
return $(liSelected).focus();
} else if (e.which === 13) {
path = $('.tree-item.selected .tree-item-file-name a').attr('href');
if (path) {
return visitUrl(path);
}
}
});
}
}
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