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import React from 'react';
import ReactDOM from 'react-dom';
import { BrowserRouter as Router, Route, Link, Switch } from 'react-router-dom';
import Icon from './components/Icon';
import { Discover, Discussions, Blog, Tag, Home } from './components/Feeds';
import Post from './components/Post';
import Thread from './components/Thread';
import LoginButton from './components/LoginButton';
import Footer from './components/Footer';
import Avatar from './components/Avatar';
const elClassHidden = 'header--hidden'
const elClassBackground = 'header--background';
class App extends React.Component {
constructor(props) {
super(props);
this.auth = this.auth.bind(this);
this.state = {
visitor: {
uid: Number(window.localStorage.uid) || 0,
hash: window.localStorage.hash || ''
},
headerClassName: ''
};
this.dHeight = 0;
this.wHeight = 0;
this.wScrollCurrent = 0;
this.wScrollBefore = 0;
this.wScrollDiff = 0;
}
componentDidMount() {
window.addEventListener('scroll', this.throttle(500, () => {
this.dHeight = document.body.offsetHeight;
this.wHeight = window.innerHeight;
this.wScrollCurrent = window.pageYOffset;
this.wScrollDiff = this.wScrollBefore - this.wScrollCurrent;
if (this.wScrollCurrent <= 0) {
// scrolled to the very top; element sticks to the top
this.setState({
headerClassName: ''
})
} else if (this.wScrollDiff > 0 && this.state.headerClassName.indexOf(elClassHidden) >= 0) {
// scrolled up; element slides in
this.setState({
headerClassName: elClassBackground
})
} else if (this.wScrollDiff < 0) {
// scrolled down
if (this.wScrollCurrent + this.wHeight >= this.dHeight && this.state.headerClassName.indexOf(elClassHidden) >= 0) {
// scrolled to the very bottom; element slides in
this.setState({
headerClassName: elClassBackground
})
} else {
// scrolled down; element slides out
this.setState({
headerClassName: [elClassHidden, elClassBackground].join(' ')
})
}
}
this.wScrollBefore = this.wScrollCurrent;
}));
this.auth(this.state.visitor.hash)
}
throttle(delay, fn) {
var last, deferTimer;
return function () {
var context = this, args = arguments, now = +new Date;
if (last && now < last + delay) {
clearTimeout(deferTimer);
deferTimer = setTimeout(
function () {
last = now;
fn.apply(context, args);
},
delay);
} else {
last = now;
fn.apply(context, args);
}
};
};
render() {
return (
<Router>
<React.Fragment>
<header className={this.state.headerClassName}>
<div id="header_wrapper">
{this.state.visitor.uid > 0 ?
<div id="ctitle">
{ this.state.visitor.uname ? <Avatar user={this.state.visitor} /> : <Icon name="ei-spinner" size="m" /> }
</div>
:
<div id="logo"><Link to="/">Juick</Link></div>
}
<div id="search">
<form action="/">
<input name="search" className="text"
placeholder="Search..." />
</form>
</div>
<nav id="global">
<ul>
{this.state.visitor.uid > 0 ?
<li><Link to={{ pathname: '/discussions' }}><Icon name="ei-comment" size="s" />Discuss</Link></li>
:
<li><Link to='/?media=1' rel="nofollow"><Icon name="ei-camera" size="s" />Photos</Link></li>
}
<li><Link to={{ pathname: '/' }} rel="nofollow"><Icon name="ei-search" size="s" />Discover</Link></li>
<li>
{this.state.visitor.uid > 0 ?
<Link to={{ pathname: '/post' }}><Icon name="ei-pencil" size="s" />Post</Link>
:
<LoginButton title="Login" onAuth={this.auth.bind(this)} />
}
</li>
</ul>
</nav>
</div>
</header>
<div id="wrapper">
<section id="content">
<Switch>
<Route exact path="/" render={(props) => <Discover visitor={this.state.visitor} {...props} />} />
<Route exact path="/home" render={(props) => <Home visitor={this.state.visitor} {...props} />} />
<Route exact path="/discussions" render={(props) => <Discussions visitor={this.state.visitor} {...props} />} />
<Route exact path="/post" render={(props) => <Post visitor={this.state.visitor} {...props} />} />
<Route exact path="/:user" render={(props) => <Blog visitor={this.state.visitor} {...props} />} />
<Route exact path="/tag/:tag" render={(props) => <Tag visitor={this.state.visitor} {...props} />} />
<Route exact path="/:user/:mid" render={(props) => <Thread visitor={this.state.visitor} {...props} />} />
</Switch>
</section>
<aside id="column">
{
this.state.visitor.uid > 0 &&
<React.Fragment>
<ul>
<li>
<Link to="/home">
<Icon name="ei-clock" size="s" />My feed
</Link>
</li>
<li>
<Link to="/pm/inbox">
<Icon name="ei-envelope" size="s" />PM
</Link>
</li>
<li>
<Link to="/{{ user.name }}/?show=recomm" rel="nofollow">
<Icon name="ei-heart" size="s" />Recommendations
</Link>
</li>
<li>
<Link to="/{{ user.name }}/?show=photos" rel="nofollow">
<Icon name="ei-camera" size="s" />Photos
</Link>
</li>
<li>
<Link to="/settings" rel="nofollow">
<Icon name="ei-gear" size="s" />Settings
</Link>
</li>
</ul>
<hr />
<form action="/{{ user.name }}/">
<p><input type="text" name="search" className="inp" placeholder="Search..." /></p>
</form>
<hr />
<div id="ustats">
<ul>
<li><a href="/{{ user.name }}/friends">I read: {this.state.visitor.statsIRead}</a></li>
<li><a href="/{{ user.name }}/readers">My readers: {this.state.visitor.statsMyReaders}</a></li>
{
this.state.visitor.statsMyBL &&
<li><a href="/{{ user.name }}/bl">My blacklist: {this.state.visitor.statsMyBL}</a></li>
}
<li>Messages: {this.state.visitor.statsMessages}</li>
<li>Comments: {this.state.visitor.statsReplies}</li>
</ul>
{
this.state.visitor.iread &&
<div className="iread">
{
this.state.visitor.iread.map(u => <Avatar user={u} />)
}
</div>
}
</div>
</React.Fragment>
}
</aside>
</div>
<Footer />
</React.Fragment>
</Router>
)
}
auth(data) {
if (data) {
window.localStorage.hash = data;
fetch(`https://api.juick.com/users?hash=${data}`)
.then(response => {
return response.json()
})
.then(users => {
let visitor = users[0];
visitor.hash = data;
window.localStorage.uid = visitor.uid;
this.setState({
visitor: visitor
})
})
}
}
}
let container = document.createElement('div');
ReactDOM.render(<App />, container);
let body = document.getElementById('wrapper').parentNode;
body.replaceChild(container.getElementsByTagName('header')[0], body.querySelector('#header'));
body.replaceChild(container.querySelector('#wrapper'), body.querySelector('#wrapper'));
body.replaceChild(container.querySelector('#footer'), body.querySelector('#footer'));
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