85 lines
1.9 KiB
React
85 lines
1.9 KiB
React
import React, { useContext, useRef } from 'react';
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import { Redirect } from 'react-router-dom';
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import { TokenContext } from '../utilities/token-provider';
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const LogIn = props => {
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//context
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const authTokens = useContext(TokenContext);
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//misplaced?
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if (authTokens.accessToken) {
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return <Redirect to='/' />;
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}
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//refs
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const emailRef = useRef();
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const passwordRef = useRef();
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return (
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<div className='page'>
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<h1 className='centered'>Login</h1>
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<form className='constricted' onSubmit={
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async evt => {
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//on submit
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evt.preventDefault();
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const [err, newTokens] = await handleSubmit(emailRef.current.value, passwordRef.current.value);
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if (err) {
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alert(err);
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}
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//save auth tokens and redirect
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if (newTokens) {
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authTokens.setAccessToken(newTokens.accessToken);
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authTokens.setRefreshToken(newTokens.refreshToken);
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props.history.push('/');
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}
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}
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}>
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<div>
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<label htmlFor="email">Email:</label>
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<input type="email" name="email" ref={emailRef} />
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</div>
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<div>
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<label htmlFor="password">Password:</label>
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<input type="password" name="password" ref={passwordRef} />
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</div>
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<button type='submit'>Login</button>
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</form>
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</div>
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);
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};
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//DOCS: returns two values: response and OK
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const handleSubmit = async (email, password) => {
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email = email.trim(); //TODO: validate email on login
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//send to the auth server
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const result = await fetch(`${process.env.AUTH_URI}/login`, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Access-Control-Allow-Origin': '*'
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},
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body: JSON.stringify({
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email,
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password,
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})
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});
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//handle errors
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if (!result.ok) {
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const err = `${result.status}: ${await result.text()}`;
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console.error(err);
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return [err, false];
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}
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//return the new auth tokens
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const newTokens = await result.json();
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return [null, newTokens];
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};
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export default LogIn; |