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import React, { useState, useRef } from 'react';
import { useHistory } from 'react-router-dom';
import { makeStyles } from '@material-ui/core/styles';
import TextField from '@material-ui/core/TextField';
import Button from '@material-ui/core/Button';
import CheckCircleIcon from '@material-ui/icons/CheckCircle';
import InputAdornment from '@material-ui/core/InputAdornment';
import { post } from '../../requests';
import { useAuth } from '../../hooks/useAuth';
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
},
formTransfer: {
display: 'flex',
justifyContent: 'center'
},
transferButton: {
marginLeft: 10,
color: 'green',
cursor: 'pointer'
}
}));
const inputStyle = { WebkitBoxShadow: '0 0 0 1000px snow inset' };
const Registration: React.FC = () => {
const errorOutputs = {
usernameError: 'Username is required',
emailError: 'Invalid email address',
passwordError: 'Should be at least 6 characters'
};
const [errorPassword, setErrorPassword] = useState<boolean>(false);
const [errorEmail, setErrorEmail] = useState<boolean>(false);
const [errorUsername, setErrorUsername] = useState<boolean>(false);
const classes = useStyles();
const usernameRef = useRef<HTMLInputElement>();
const emailRef = useRef<HTMLInputElement>();
const passwordRef = useRef<HTMLInputElement>();
const { login } = useAuth();
const history = useHistory();
const handleSubmit = () => {
const username = usernameRef.current?.value?.toLowerCase();
const password = passwordRef.current?.value;
const email = emailRef.current?.value;
if (username && password) {
post('/users', { username, password, email })
.then(() => login(username, password))
.then(() => history.push(`/profile/${username}`));
}
};
const handleLogin = () => {
history.push('/login');
};
const handleLoginChange = (e: React.ChangeEvent<HTMLInputElement>) => {
setErrorUsername(e.currentTarget.value.length === 0);
};
const handleEmailChange = (e: React.ChangeEvent<HTMLInputElement>) => {
setErrorEmail(!/^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,}$/i.test(e.currentTarget.value));
};
const handlePasswordChange = (e: React.ChangeEvent<HTMLInputElement>) => {
setErrorPassword(e.currentTarget.value.length < 6);
};
return (
<>
<div className={classes.formHeader}>Sign Up</div>
<form className={classes.root} noValidate autoComplete="off">
<TextField
inputRef={usernameRef}
label="Username"
error={errorUsername}
helperText={errorUsername && errorOutputs.usernameError}
required
onChange={handleLoginChange}
inputProps={{ style: inputStyle }}
/>
<TextField
inputRef={emailRef}
label="Email"
error={errorEmail}
helperText={errorEmail && errorOutputs.emailError}
onChange={handleEmailChange}
InputProps={errorEmail ? {} : {
endAdornment: (
<InputAdornment position="end">
<CheckCircleIcon color="primary" />
</InputAdornment>
),
inputProps: {
style: inputStyle
}
}}
/>
<TextField
inputRef={passwordRef}
label="Password"
type="password"
required
error={errorPassword}
helperText={errorPassword && errorOutputs.passwordError}
onChange={handlePasswordChange}
InputProps={errorPassword ? {} : {
endAdornment: (
<InputAdornment position="end">
<CheckCircleIcon color="primary" />
</InputAdornment>
),
inputProps: {
style: inputStyle
}
}}
/>
<Button variant="contained" onClick={handleSubmit}>submit</Button>
</form>
<div className={classes.formTransfer}>
<div>Already have an account?</div>
<span
onClick={handleLogin}
className={classes.transferButton}
role="presentation"
>
Log in
</span>
</div>
</>
);
};
export default Registration;
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