Implemented ladders

src/components/panels/paged_ladder.jsx

@@ -0,0 +1,66 @@
+import React from 'react';
+import { withRouter, Link } from 'react-router-dom';
+import PropTypes from 'prop-types';
+
+class PagedLadder extends React.Component {
+	constructor(props) {
+		super(props);
+		this.state = {
+			data: {}
+		}
+
+		if (props.getFetch) {
+			props.getFetch(this.fetchLadder.bind(this));
+		}
+
+		this.fetchLadder();
+	}
+
+	render() {
+		return (
+			<div className='table'>
+				<div className='row'>
+					<p className='col'>Username</p>
+					<p className='col'>Soldiers</p>
+					<p className='col'>Recruits</p>
+					<p className='col'>Gold</p>
+				</div>
+				{Object.keys(this.state.data).map((key) => <div key={key} className={'row'}> <Link to={`/profile?username=${this.state.data[key].username}`} className={'col'}>{this.state.data[key].username}</Link><p className={'col'}>{this.state.data[key].soldiers}</p><p className={'col'}>{this.state.data[key].recruits}</p><p className={'col'}>{this.state.data[key].gold}</p><hr /></div> )}
+			</div>
+		);
+	}
+
+	fetchLadder(start = this.props.start, length = this.props.length) {
+		//build the XHR
+		let xhr = new XMLHttpRequest();
+
+		xhr.onreadystatechange = () => {
+			if (xhr.readyState === 4) {
+				if (xhr.status === 200) {
+					let data = JSON.parse(xhr.responseText);
+					this.setState({data: data});
+
+					if (this.props.onReceived) {
+						this.props.onReceived(data);
+					}
+				}
+			}
+		}
+
+		xhr.open('POST', '/ladderrequest', true);
+		xhr.setRequestHeader('Content-Type', 'application/json; charset=UTF-8');
+		xhr.send(JSON.stringify({
+			start: start,
+			length: length
+		}));
+	}
+}
+
+PagedLadder.propTypes = {
+	start: PropTypes.number.isRequired,
+	length: PropTypes.number.isRequired,
+	getFetch: PropTypes.func,
+	onReceived: PropTypes.func
+};
+
+export default withRouter(PagedLadder);