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import React, { useState, useRef } from 'react';
import { makeStyles } from '@material-ui/core/styles';
import {
TextField,
Button,
FormControlLabel,
Switch
} from '@material-ui/core';
interface PropTypes {
logIn: (name: string, password: string, remember?: boolean) => Promise<boolean>;
}
const useStyles = makeStyles(theme => ({
root: {
'& > *': {
margin: theme.spacing(1),
width: theme.spacing(35)
},
display: 'flex',
flexDirection: 'column',
alignItems: 'center',
textAlign: 'center'
},
formHeader: {
textAlign: 'center',
fontSize: 25
}
}));
const SignInForm: React.FC<PropTypes> = ({ logIn }) => {
const [error, setError] = useState<boolean>(false);
const [remember, setRemember] = useState<boolean>(true);
const classes = useStyles();
const nameRef = useRef<HTMLInputElement>();
const passwordRef = useRef<HTMLInputElement>();
const handleCheck = () => {
setRemember(!remember);
};
const handleSubmit = async () => {
const name = nameRef.current?.value;
const password = passwordRef.current?.value;
if (name && password) {
logIn(name, password, remember).then(success => {
if (!success) setError(true);
});
}
};
return (
<>
<div className={classes.formHeader}>Sign In</div>
<form className={classes.root} noValidate autoComplete="off">
<TextField
inputRef={nameRef}
error={error}
label="Login"
/>
<TextField
inputRef={passwordRef}
error={error}
helperText={error && 'Invalid credentials'}
label="Password"
type="password"
/>
<FormControlLabel
control={<Switch color="primary" onClick={handleCheck} checked={remember} size="small" />}
label="Remember me"
/>
<Button variant="contained" onClick={handleSubmit}>submit</Button>
</form>
</>
);
};
export default SignInForm;
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