89 lines
2.5 KiB
JavaScript
89 lines
2.5 KiB
JavaScript
import React from 'react';
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import {Link} from './link.js';
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var Header = React.createClass({
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getInitialState: function() {
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return {
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title: "LBRY",
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isScrolled: false
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};
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},
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componentWillMount: function() {
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new MutationObserver(function(mutations) {
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this.setState({ title: mutations[0].target.textContent });
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}.bind(this)).observe(
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document.querySelector('title'),
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{ subtree: true, characterData: true, childList: true }
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);
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},
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componentDidMount: function() {
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document.addEventListener('scroll', this.handleScroll);
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},
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componentWillUnmount: function() {
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document.removeEventListener('scroll', this.handleScroll);
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if (this.userTypingTimer)
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{
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clearTimeout(this.userTypingTimer);
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}
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},
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handleScroll: function() {
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this.setState({
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isScrolled: document.body.scrollTop > 0
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});
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},
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onQueryChange: function(event) {
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if (this.userTypingTimer)
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{
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clearTimeout(this.userTypingTimer);
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}
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//@TODO: Switch to React.js timing
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var searchTerm = event.target.value;
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this.userTypingTimer = setTimeout(() => {
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this.props.onSearch(searchTerm);
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}, 800); // 800ms delay, tweak for faster/slower
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},
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render: function() {
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return (
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<header id="header" className={ (this.state.isScrolled ? 'header-scrolled' : 'header-unscrolled') + ' ' + (this.props.links ? 'header-with-subnav' : 'header-no-subnav') }>
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<div className="header-top-bar">
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<Link onClick={this.props.onOpenDrawer} icon="icon-bars" className="open-drawer-link" />
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<h1>{ this.state.title }</h1>
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<div className="header-search">
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<input type="search" onChange={this.onQueryChange} defaultValue={this.props.initialQuery}
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placeholder="Find movies, music, games, and more"/>
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</div>
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</div>
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{
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this.props.links ?
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<SubHeader links={this.props.links} viewingPage={this.props.viewingPage} /> :
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''
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}
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</header>
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);
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}
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});
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var SubHeader = React.createClass({
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render: function() {
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var links = [],
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viewingUrl = '?' + this.props.viewingPage;
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for (let link of Object.keys(this.props.links)) {
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links.push(
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<a href={link} key={link} className={ viewingUrl == link ? 'sub-header-selected' : 'sub-header-unselected' }>
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{this.props.links[link]}
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</a>
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);
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}
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return (
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<nav className="sub-header">
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{links}
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</nav>
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);
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}
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});
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export default Header;
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