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import React, { Component } from 'react';
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 withStyles from '@material-ui/core/styles/withStyles';
const styles = theme => ({
root: {
width: 'auto',
display: 'block', // Fix IE11 issue.
marginLeft: theme.spacing.unit * 3,
marginRight: theme.spacing.unit * 3,
[theme.breakpoints.up(400 + theme.spacing.unit * 3 * 2)]: {
width: 400,
marginLeft: 'auto',
marginRight: 'auto',
},
},
paper: {
marginTop: theme.spacing.unit * 8,
display: 'flex',
flexDirection: 'column',
alignItems: 'center',
padding: `${theme.spacing.unit * 3}px`,
},
logo: {
margin: `${theme.spacing.unit * 2}px 0 ${theme.spacing.unit}px`
},
buttons: {
width: '100%',
display: 'flex',
flexDirection: 'row'
},
button: {
flex: '1 1 0',
margin: `${theme.spacing.unit * 3}px ${theme.spacing.unit}px 0`
},
});
class LoginPage extends Component {
constructor(props) {
super(props);
this.state = {
filled: false,
loading: false,
failed: false,
email: "",
password: ""
};
this.handleChange = this.handleChange.bind(this);
this.handleRegister = this.handleRegister.bind(this);
this.handleLogin = this.handleLogin.bind(this);
}
handleChange(event) {
this.setState({
[event.target.id]: event.target.value
});
}
handleRegister() {
// TODO implement registration
}
handleLogin(event) {
event.preventDefault();
const { email, password } = this.state;
fetch("/api/session", {
method: "POST",
body: new URLSearchParams(`email=${email}&password=${password}`)
}).then(response => {
if (response.ok) {
this.props.history.push('/'); // TODO avoid calling sessions twice
} else {
this.setState({
failed: true,
password: ""
});
}
});
}
render() {
const { classes } = this.props;
const { failed, email, password } = this.state;
return (
<main className={classes.root}>
<Paper className={classes.paper}>
<img className={classes.logo} src="/logo.svg" alt="Traccar" />
<form onSubmit={this.handleLogin}>
<FormControl margin="normal" required fullWidth error={failed}>
<InputLabel htmlFor="email">Email</InputLabel>
<Input
id="email"
value={email}
autoComplete="email"
autoFocus
onChange={this.handleChange} />
{ failed && <FormHelperText>Invalid username or password</FormHelperText> }
</FormControl>
<FormControl margin="normal" required fullWidth>
<InputLabel htmlFor="password">Password</InputLabel>
<Input
id="password"
type="password"
value={password}
autoComplete="current-password"
onChange={this.handleChange} />
</FormControl>
<div className={classes.buttons}>
<Button
type="button"
variant="raised"
disabled
className={classes.button}
onClick={this.handleRegister}>
Register
</Button>
<Button
type="submit"
variant="raised"
color="primary"
disabled={!email || !password}
className={classes.button}>
Login
</Button>
</div>
</form>
</Paper>
</main>
);
}
}
export default withStyles(styles)(LoginPage);
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