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kingdombattles/src/components/panels/paged_combat_log.jsx
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React

import React from 'react';
import { withRouter, Link } from 'react-router-dom';
import { connect } from 'react-redux';
import PropTypes from 'prop-types';
import CombatLogRecord from './combat_log_record.jsx';
class PagedCombatLog extends React.Component {
constructor(props) {
super(props);
this.state = {
data: []
};
if (props.getFetch) {
props.getFetch(() => this.sendRequest('/combatlogrequest', {start: props.start, length: props.length}));
}
}
render() {
//nothing to report
if (this.state.data.length === 0) {
return (
<div className='panel'>
<p className='centered'>Go and <Link to='/ladder'>attack someone!</Link></p>
</div>
);
}
return (
<div className='panel'>
{Object.keys(this.state.data).map((key) => <CombatLogRecord key={key} username={this.props.username} {...this.state.data[key]} />)}
</div>
);
}
//gameplay functions
sendRequest(url, args = {}) { //send a unified request, using my credentials
//build the XHR
let xhr = new XMLHttpRequest();
xhr.open('POST', url, true);
xhr.onreadystatechange = () => {
if (xhr.readyState === 4) {
if (xhr.status === 200) {
let json = JSON.parse(xhr.responseText);
json.sort((a, b) => new Date(b.eventTime) - new Date(a.eventTime));
//on success
this.setState({ data: json }); //OVERRIDE existing data
if (this.props.onReceived) {
this.props.onReceived(json);
}
}
else if (xhr.status === 400 && this.props.setWarning) {
this.props.setWarning(xhr.responseText);
}
}
};
xhr.setRequestHeader('Content-Type', 'application/json; charset=UTF-8');
xhr.send(JSON.stringify({
id: this.props.id,
token: this.props.token,
...args
}));
}
};
PagedCombatLog.propTypes = {
id: PropTypes.number.isRequired,
token: PropTypes.number.isRequired,
username: PropTypes.string.isRequired,
start: PropTypes.number.isRequired,
length: PropTypes.number.isRequired,
setWarning: PropTypes.func,
getFetch: PropTypes.func,
onReceived: PropTypes.func
};
const mapStoreToProps = (store) => {
return {
id: store.account.id,
token: store.account.token
};
};
const mapDispatchToProps = (dispatch) => {
return {
//
};
};
PagedCombatLog = connect(mapStoreToProps, mapDispatchToProps)(PagedCombatLog);
export default withRouter(PagedCombatLog);