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import Mousetrap from 'mousetrap';
import {
getLocationHash,
updateHistory,
urlIsDifferent,
urlContainsSha,
getShaFromUrl,
} from '~/lib/utils/url_utility';
import { updateRefPortionOfTitle } from '~/repository/utils/title';
import Shortcuts from './shortcuts';
const defaults = {
skipResetBindings: false,
fileBlobPermalinkUrl: null,
fileBlobPermalinkUrlElement: null,
};
function eventHasModifierKeys(event) {
// We ignore alt because I don't think alt clicks normally do anything special?
return event.ctrlKey || event.metaKey || event.shiftKey;
}
export default class ShortcutsBlob extends Shortcuts {
constructor(opts) {
const options = Object.assign({}, defaults, opts);
super(options.skipResetBindings);
this.options = options;
this.shortcircuitPermalinkButton();
Mousetrap.bind('y', this.moveToFilePermalink.bind(this));
}
moveToFilePermalink() {
const permalink = this.options.fileBlobPermalinkUrl;
if (permalink) {
const hash = getLocationHash();
const hashUrlString = hash ? `#${hash}` : '';
if (urlIsDifferent(permalink)) {
updateHistory({
url: `${permalink}${hashUrlString}`,
title: document.title,
});
}
if (urlContainsSha({ url: permalink })) {
updateRefPortionOfTitle(getShaFromUrl({ url: permalink }));
}
}
}
shortcircuitPermalinkButton() {
const button = this.options.fileBlobPermalinkUrlElement;
const handleButton = e => {
if (!eventHasModifierKeys(e)) {
e.preventDefault();
this.moveToFilePermalink();
}
};
if (button) {
button.addEventListener('click', handleButton);
}
}
}
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