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website/components/Authentication/Authentication.tsx

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import { useMemo, useState } from 'react'
import { useRouter } from 'next/router'
import Link from 'next/link'
import useTranslation from 'next-translate/useTranslation'
import { useTheme } from 'next-themes'
import { Type } from '@sinclair/typebox'
import type { ErrorObject } from 'ajv'
import type { HandleForm } from 'react-component-form'
import axios from 'axios'
import { SocialMediaButton } from '../design/SocialMediaButton'
import { Main } from '../design/Main'
import { Input } from '../design/Input'
import { Button } from '../design/Button'
import { FormState } from '../design/FormState'
import { useFormState } from '../../hooks/useFormState'
import { AuthenticationForm } from './'
import { userSchema } from '../../models/User'
import { ajv } from '../../utils/ajv'
import { api } from 'utils/api'
import {
Tokens,
Authentication as AuthenticationClass
} from '../../utils/authentication'
import { getErrorTranslationKey } from './getErrorTranslationKey'
interface Errors {
[key: string]: ErrorObject<string, any> | null | undefined
}
const findError = (
field: string
): ((value: ErrorObject, index: number, object: ErrorObject[]) => boolean) => {
return (validationError) => validationError.instancePath === field
}
export interface AuthenticationProps {
mode: 'signup' | 'signin'
}
export const Authentication: React.FC<AuthenticationProps> = (props) => {
const { mode } = props
const router = useRouter()
const { lang, t } = useTranslation()
const { theme } = useTheme()
const [formState, setFormState] = useFormState()
const [messageTranslationKey, setMessageTranslationKey] = useState<
string | undefined
>(undefined)
const [errors, setErrors] = useState<Errors>({
name: null,
email: null,
password: null
})
const validateSchema = useMemo(() => {
return Type.Object({
...(mode === 'signup' && { name: userSchema.name }),
email: userSchema.email,
password: userSchema.password
})
}, [mode])
const validate = useMemo(() => {
return ajv.compile(validateSchema)
}, [validateSchema])
const getErrorTranslation = (error?: ErrorObject | null): string | null => {
if (error != null) {
return t(getErrorTranslationKey(error)).replace(
'{expected}',
error?.params?.limit
)
}
return null
}
const handleSubmit: HandleForm = async (formData, formElement) => {
const isValid = validate(formData)
if (!isValid) {
setFormState('error')
const nameError = validate?.errors?.find(findError('/name'))
const emailError = validate?.errors?.find(findError('/email'))
const passwordError = validate?.errors?.find(findError('/password'))
setErrors({
name: nameError,
email: emailError,
password: passwordError
})
} else {
setErrors({})
setFormState('loading')
if (mode === 'signup') {
try {
await api.post(
`/users/signup?redirectURI=${window.location.origin}/authentication/signin`,
{ ...formData, language: lang, theme }
)
formElement.reset()
setFormState('success')
setMessageTranslationKey('authentication:success-signup')
} catch (error) {
setFormState('error')
if (axios.isAxiosError(error) && error.response?.status === 400) {
setMessageTranslationKey('authentication:alreadyUsed')
} else {
setMessageTranslationKey('errors:server-error')
}
}
} else {
try {
const { data } = await api.post<Tokens>('/users/signin', formData)
const authentication = new AuthenticationClass(data)
authentication.signin()
await router.push('/application')
} catch (error) {
setFormState('error')
if (axios.isAxiosError(error) && error.response?.status === 400) {
setMessageTranslationKey('authentication:wrong-credentials')
} else {
setMessageTranslationKey('errors:server-error')
}
}
}
}
}
return (
<Main>
<section className='flex flex-col sm:items-center sm:w-full'>
<div className='flex flex-col items-center justify-center space-y-6 sm:w-4/6 sm:flex-row sm:space-x-6 sm:space-y-0'>
<SocialMediaButton socialMedia='Google' />
<SocialMediaButton socialMedia='GitHub' />
<SocialMediaButton socialMedia='Discord' />
</div>
</section>
<section className='text-center text-lg font-paragraph pt-8'>
{t('authentication:or')}
</section>
<AuthenticationForm onSubmit={handleSubmit}>
{mode === 'signup' && (
<Input
type='text'
placeholder={t('authentication:name')}
name='name'
label={t('authentication:name')}
error={getErrorTranslation(errors.name)}
/>
)}
<Input
type='email'
placeholder='Email'
name='email'
label='Email'
error={getErrorTranslation(errors.email)}
/>
<Input
type='password'
placeholder={t('authentication:password')}
name='password'
label={t('authentication:password')}
showForgotPassword={mode === 'signin'}
error={getErrorTranslation(errors.password)}
/>
<Button data-cy='submit' className='w-full mt-6' type='submit'>
{t('authentication:submit')}
</Button>
<p className='mt-3 font-headline text-sm text-green-800 dark:text-green-400 hover:underline'>
<Link
href={
mode === 'signup'
? '/authentication/signin'
: '/authentication/signup'
}
>
<a>
{mode === 'signup'
? t('authentication:already-have-an-account')
: t('authentication:dont-have-an-account')}
</a>
</Link>
</p>
</AuthenticationForm>
<FormState
id='message'
state={formState}
message={
messageTranslationKey != null ? t(messageTranslationKey) : null
}
/>
</Main>
)
}