display/src/App.tsx

100 lines
3 KiB
TypeScript

import React from 'react';
import './App.css';
import Ligne from "./Ligne";
import {ILigne} from "./interfaces";
import {setInterval, clearInterval} from "timers";
import {Col, Row, Container, Dropdown, DropdownButton} from "react-bootstrap";
interface IAppState {
passages: ILigne[];
refreshDate?: string;
}
class App extends React.Component<{}, IAppState> {
timerId?: ReturnType<typeof setInterval>;
refreshSeconds: number;
constructor(props: {}) {
super(props);
this.timerId = undefined;
const urlParams = new URLSearchParams(window.location.search);
this.refreshSeconds = Number(urlParams.get("refreshSeconds"));
if (this.refreshSeconds <= 5) {
this.refreshSeconds = 60;
}
this.state = {passages: [{ligne: undefined, delais: [undefined]}]};
}
render() {
return <div>
<Container className="main">
<Row md={3}>
{this.state.passages.map((ligne) => <Ligne key={ligne.ligne} ligne={ligne.ligne}
delais={ligne.delais}/>)}
</Row>
<Row>
<Col>
<DropdownButton variant="secondary" size="lg" title="Refresh">
<Dropdown.Item onClick={this.refreshData}>Data</Dropdown.Item>
<Dropdown.Item onClick={this.reload}>Full page</Dropdown.Item>
</DropdownButton>
</Col>
</Row>
</Container>
<footer>
<Container>
{process.env.REACT_APP_VERSION} built on {process.env.REACT_APP_DATE}.
Refreshed: {this.state.refreshDate}.
</Container>
</footer>
</div>;
}
componentDidMount() {
this.refreshAndSetupTimer();
}
componentWillUnmount() {
this.resetTimer();
}
private refreshData = () => {
this.resetTimer();
this.refreshAndSetupTimer();
}
private resetTimer() {
if (this.timerId) {
clearInterval(this.timerId);
this.timerId = undefined;
}
}
private refreshAndSetupTimer() {
this.refresh();
this.timerId = setInterval(this.refresh.bind(this), this.refreshSeconds * 1000);
}
private refresh() {
const headers = new Headers();
headers.set("Authorization", `Basic ${process.env.REACT_APP_TCL_AUTH}`);
http<IAppState>("https://tcl.augendre.info/stop/290", {method: "GET", headers: headers}).then(json => {
json.refreshDate = new Date().toLocaleString("fr-fr");
this.setState(json);
});
}
private reload = () => {
window.location.reload();
}
}
async function http<T>(request: RequestInfo, init?: RequestInit): Promise<T> {
const response = await fetch(request, init);
return await response.json();
}
export default App;