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import React, { useState } from 'react';
import { useHistory } from 'react-router-dom';
import Button from '@material-ui/core/Button';
import FormHelperText from '@material-ui/core/FormHelperText';
import FormControl from '@material-ui/core/FormControl';
import Input from '@material-ui/core/Input';
import InputLabel from '@material-ui/core/InputLabel';
import Paper from '@material-ui/core/Paper';
import { makeStyles } from '@material-ui/core';
import t from './common/localization';
const useStyles = makeStyles(theme => ({
root: {
width: 'auto',
display: 'block', // Fix IE11 issue.
marginLeft: theme.spacing(3),
marginRight: theme.spacing(3),
[theme.breakpoints.up(400 + theme.spacing(3 * 2))]: {
width: 400,
marginLeft: 'auto',
marginRight: 'auto',
},
},
paper: {
marginTop: theme.spacing(8),
display: 'flex',
flexDirection: 'column',
alignItems: 'center',
padding: `${theme.spacing(3)}px`,
},
logo: {
margin: `${theme.spacing(2)}px 0 ${theme.spacing(1)}px`
},
buttons: {
width: '100%',
display: 'flex',
flexDirection: 'row'
},
button: {
flex: '1 1 0',
margin: `${theme.spacing(3)}px ${theme.spacing(1)}px 0`
},
}));
const LoginPage = () => {
const [failed, setFailed] = useState(false);
const [email, setEmail] = useState('');
const [password, setPassword] = useState('');
const classes = useStyles();
const history = useHistory();
const handleEmailChange = (event) => {
setEmail(event.target.value);
}
const handlePasswordChange = (event) => {
setPassword(event.target.value);
}
const handleRegister = () => {
// TODO: Implement registration
}
const handleLogin = (event) => {
event.preventDefault();
fetch('/api/session', { method: 'POST', body: new URLSearchParams(`email=${email}&password=${password}`) }).then(response => {
if (response.ok) {
history.push('/'); // TODO: Avoid calling sessions twice
} else {
setFailed(true);
setPassword('');
}
});
}
return (
<main className={classes.root}>
<Paper className={classes.paper}>
<img className={classes.logo} src="/logo.svg" alt="Traccar" />
<form onSubmit={handleLogin}>
<FormControl margin="normal" required fullWidth error={failed}>
<InputLabel htmlFor="email">{t('userEmail')}</InputLabel>
<Input
id="email"
name="email"
value={email}
autoComplete="email"
autoFocus
onChange={handleEmailChange} />
{failed && <FormHelperText>Invalid username or password</FormHelperText>}
</FormControl>
<FormControl margin="normal" required fullWidth>
<InputLabel htmlFor="password">{t('userPassword')}</InputLabel>
<Input
id="password"
name="password"
type="password"
value={password}
autoComplete="current-password"
onChange={handlePasswordChange} />
</FormControl>
<div className={classes.buttons}>
<Button
type="button"
variant="contained"
disabled
className={classes.button}
onClick={handleRegister}>
{t('loginRegister')}
</Button>
<Button
type="submit"
variant="contained"
color="primary"
disabled={!email || !password}
className={classes.button}>
{t('loginLogin')}
</Button>
</div>
</form>
</Paper>
</main>
);
}
export default LoginPage;
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