Created
August 13, 2019 05:17
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import React, {useCallback, useEffect, useState} from 'react'; | |
import styled from '@emotion/styled/macro'; | |
import * as yup from 'yup'; | |
import { FontSize } from '../constants/base'; | |
import MessageBox from './MessageBox'; | |
import { authenticate } from '../service/user'; | |
const Form = styled.form` | |
font-family: Noto Sans JP; | |
width: 25%; | |
`; | |
const Field = styled.input` | |
display: block; | |
width: 100%; | |
height: 40px; | |
font-size: ${FontSize.Regular}; | |
padding: 0 10px; | |
margin-bottom: 10px; | |
border: 1px solid #ccc; | |
border-radius: 5px; | |
box-sizing: border-box; | |
`; | |
const SignInButton = styled.button` | |
background: #333; | |
color: #fff; | |
font-size: ${FontSize.Regular}; | |
width: 100%; | |
height: 40px; | |
border-radius: 5px; | |
font-weight: bold; | |
`; | |
const SignInForm: React.FC = () => { | |
const [email, setEmail] = useState<string>(''); | |
const [password, setPassword] = useState<string>(''); | |
const [messages, setMessages] = useState<string[]|null>(null); | |
const [canSubmit, setCanSubmit] = useState<boolean>(false); | |
const [hasError, setHasError] = useState<boolean>(false); | |
const onChangeField = useCallback( | |
(event: React.ChangeEvent<HTMLInputElement>) => { | |
switch (event.target.name) { | |
case 'email': | |
setEmail(event.target.value); | |
break; | |
case 'password': | |
setPassword(event.target.value); | |
break; | |
} | |
}, | |
[], | |
); | |
const validate = async (values: {[key: string]: string}): Promise<void> => { | |
const signInScheme = yup.object().shape({ | |
email: yup | |
.string() | |
.email('Email must be a valid.') | |
.required('Email must not be a empty.'), | |
password: yup | |
.string() | |
.min(8, 'Password must be at least 8 characters.') | |
.matches(/^[A-Za-z0-9●!"#$%&'()*+,\-./:;<=>?@[\\\]^_`{|}~]+$/, 'Password must be a valid.') | |
.required('Password must not be a empty.') | |
}); | |
try { | |
await signInScheme.validate(values, { abortEarly: false }); | |
} catch (error) { | |
throw error; | |
} | |
}; | |
const onSubmit = useCallback( | |
async (event: React.FormEvent<HTMLFormElement>): Promise<void> => { | |
event.preventDefault(); | |
const formValues = { | |
email, | |
password, | |
}; | |
try { | |
await validate(formValues); | |
setCanSubmit(true); | |
setHasError(false); | |
} catch (error) { | |
setMessages(error.errors); | |
setCanSubmit(false); | |
setHasError(true); | |
} | |
if (canSubmit) { | |
setMessages(null); | |
try { | |
await authenticate(email, password); | |
setEmail(''); | |
setPassword(''); | |
setMessages(['Sign In Successfully.']); | |
setCanSubmit(false); | |
setHasError(false); | |
} catch (error) { | |
setMessages([error.message]); | |
setCanSubmit(false); | |
setHasError(true); | |
} | |
} | |
}, | |
[email, password, canSubmit], | |
); | |
return ( | |
<Form | |
onSubmit={onSubmit} | |
> | |
<Field | |
name='email' | |
placeholder='Email' | |
type='email' | |
value={email} | |
onChange={onChangeField} | |
/> | |
<Field | |
name='password' | |
placeholder='Password' | |
type='password' | |
value={password} | |
onChange={onChangeField} | |
/> | |
{messages && | |
<MessageBox | |
messages={messages} | |
status={hasError ? 'failure' : 'success'} | |
/>} | |
<SignInButton> | |
SIGN IN | |
</SignInButton> | |
</Form> | |
) | |
}; | |
export default SignInForm; |
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