bbgo_origin/frontend/pages/_app.tsx
2021-10-26 17:40:27 +08:00

135 lines
5.1 KiB
TypeScript

import React from 'react';
import PropTypes from 'prop-types';
import Head from 'next/head';
import {ThemeProvider} from '@material-ui/core/styles';
import Dialog from '@material-ui/core/Dialog';
import DialogContent from '@material-ui/core/DialogContent';
import DialogContentText from '@material-ui/core/DialogContentText';
import DialogTitle from '@material-ui/core/DialogTitle';
import LinearProgress from '@material-ui/core/LinearProgress';
import Box from '@material-ui/core/Box';
import CssBaseline from '@material-ui/core/CssBaseline';
import theme from '../src/theme';
import '../styles/globals.css'
import {querySessions, querySyncStatus} from "../api/bbgo";
import {Sync} from "@material-ui/icons";
const SyncNotStarted = 0
const Syncing = 1
const SyncDone = 2
// session is configured, check if we're syncing data
let syncStatusPoller = null
export default function MyApp(props) {
const {Component, pageProps} = props;
const [loading, setLoading] = React.useState(true)
const [syncing, setSyncing] = React.useState(false)
React.useEffect(() => {
// Remove the server-side injected CSS.
const jssStyles = document.querySelector('#jss-server-side');
if (jssStyles) {
jssStyles.parentElement.removeChild(jssStyles);
}
querySessions((sessions) => {
if (sessions.length > 0) {
setSyncing(true)
const pollSyncStatus = () => {
querySyncStatus((status) => {
switch (status) {
case SyncNotStarted:
break
case Syncing:
setSyncing(true);
break;
case SyncDone:
clearInterval(syncStatusPoller);
setLoading(false);
setSyncing(false);
break;
}
}).catch((err) => {
console.error(err)
})
}
syncStatusPoller = setInterval(pollSyncStatus, 1000)
} else {
// no session found, so we can not sync any data
setLoading(false)
setSyncing(false)
}
}).catch((err) => {
console.error(err)
})
}, []);
return (
<React.Fragment>
<Head>
<title>BBGO</title>
<meta name="viewport" content="minimum-scale=1, initial-scale=1, width=device-width"/>
</Head>
<ThemeProvider theme={theme}>
{/* CssBaseline kickstart an elegant, consistent, and simple baseline to build upon. */}
<CssBaseline/>
{
loading ? (syncing ? (
<React.Fragment>
<Dialog
open={syncing}
aria-labelledby="alert-dialog-title"
aria-describedby="alert-dialog-description"
>
<DialogTitle id="alert-dialog-title">{"Syncing Trades"}</DialogTitle>
<DialogContent>
<DialogContentText id="alert-dialog-description">
The environment is syncing trades from the exchange sessions.
Please wait a moment...
</DialogContentText>
<Box m={2}>
<LinearProgress/>
</Box>
</DialogContent>
</Dialog>
</React.Fragment>
) : (
<React.Fragment>
<Dialog
open={loading}
aria-labelledby="alert-dialog-title"
aria-describedby="alert-dialog-description"
>
<DialogTitle id="alert-dialog-title">{"Loading"}</DialogTitle>
<DialogContent>
<DialogContentText id="alert-dialog-description">
Loading...
</DialogContentText>
<Box m={2}>
<LinearProgress/>
</Box>
</DialogContent>
</Dialog>
</React.Fragment>
)) : (
<Component {...pageProps}/>
)
}
</ThemeProvider>
</React.Fragment>
);
}
MyApp.propTypes = {
Component: PropTypes.elementType.isRequired,
pageProps: PropTypes.object.isRequired,
};