59 lines
1.6 KiB
JavaScript
59 lines
1.6 KiB
JavaScript
import { useState, useEffect } from 'react'
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import Router from 'next/router'
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import Link from 'next/link'
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import { useUser } from '../lib/hooks'
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export default function LoginPage() {
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const [user, { mutate }] = useUser()
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const [errorMsg, setErrorMsg] = useState('')
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async function onSubmit(e) {
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e.preventDefault()
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const body = {
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username: e.currentTarget.username.value,
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password: e.currentTarget.password.value,
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}
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const res = await fetch('/api/login', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify(body),
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})
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if (res.status === 200) {
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const userObj = await res.json()
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// set user to useSWR state
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mutate(userObj)
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} else {
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setErrorMsg('Incorrect username or password. Try better!')
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}
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}
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useEffect(() => {
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// redirect to home if user is authenticated
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if (user) Router.push('/')
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}, [user])
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return (
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<>
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<h1>Login to Example</h1>
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{errorMsg && <p className="error">{errorMsg}</p>}
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<div className="form-container">
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<form onSubmit={onSubmit}>
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<label>
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<span>Username</span>
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<input type="text" name="username" required />
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</label>
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<label>
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<span>Password</span>
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<input type="password" name="password" required />
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</label>
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<div className="submit">
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<button type="submit">Login</button>
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<Link href="/signup">I don't have an account</Link>
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</div>
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</form>
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</div>
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</>
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)
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}
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