auth context
This commit is contained in:
Tyrel Souza
parent
9149538440
commit
884a4dbea5
@ -1 +1 @@
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||||
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34
usereducer-starting-project/package-lock.json
generated
34
usereducer-starting-project/package-lock.json
generated
@ -4222,6 +4222,17 @@
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"url": "https://github.com/sponsors/sindresorhus"
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}
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},
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"node_modules/ansi-escapes/node_modules/type-fest": {
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"version": "0.21.3",
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"resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.21.3.tgz",
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"integrity": "sha512-t0rzBq87m3fVcduHDUFhKmyyX+9eo6WQjZvf51Ea/M0Q7+T374Jp1aUiyUl0GKxp8M/OETVHSDvmkyPgvX+X2w==",
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"engines": {
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||||
"node": ">=10"
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},
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"funding": {
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"url": "https://github.com/sponsors/sindresorhus"
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}
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},
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||||
"node_modules/ansi-html": {
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"version": "0.0.7",
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"resolved": "https://registry.npmjs.org/ansi-html/-/ansi-html-0.0.7.tgz",
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@ -19209,9 +19220,11 @@
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}
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"node_modules/type-fest": {
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"version": "0.21.3",
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"resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.21.3.tgz",
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"version": "0.13.1",
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"resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.13.1.tgz",
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"integrity": "sha512-34R7HTnG0XIJcBSn5XhDd7nNFPRcXYRZrBB2O2jdKqYODldSzBAqzsWoZYYvduky73toYS/ESqxPvkDf/F0XMg==",
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"optional": true,
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"peer": true,
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"engines": {
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"node": ">=10"
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},
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@ -24599,6 +24612,13 @@
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"integrity": "sha512-gKXj5ALrKWQLsYG9jlTRmR/xKluxHV+Z9QEwNIgCfM1/uwPMCuzVVnh5mwTd+OuBZcwSIMbqssNWRm1lE51QaQ==",
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"requires": {
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"type-fest": "^0.21.3"
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},
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"dependencies": {
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"type-fest": {
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"version": "0.21.3",
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"resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.21.3.tgz",
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"ansi-html": {
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@ -36309,9 +36329,11 @@
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"integrity": "sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g=="
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},
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"type-fest": {
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"version": "0.21.3",
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"resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.21.3.tgz",
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"integrity": "sha512-t0rzBq87m3fVcduHDUFhKmyyX+9eo6WQjZvf51Ea/M0Q7+T374Jp1aUiyUl0GKxp8M/OETVHSDvmkyPgvX+X2w=="
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"version": "0.13.1",
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"resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.13.1.tgz",
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"optional": true,
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"peer": true
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},
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"type-is": {
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"version": "1.6.18",
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@ -1,41 +1,22 @@
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import React, { useState, useEffect } from 'react';
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import React, {useContext} from "react"
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import Login from './components/Login/Login';
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import Home from './components/Home/Home';
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import MainHeader from './components/MainHeader/MainHeader';
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import Login from "./components/Login/Login"
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import Home from "./components/Home/Home"
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import MainHeader from "./components/MainHeader/MainHeader"
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import AuthContext from "./store/auth-context"
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function App() {
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const [isLoggedIn, setIsLoggedIn] = useState(false);
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const ctx = useContext(AuthContext)
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useEffect(() => {
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const storedUserLoggedInInformation = localStorage.getItem('isLoggedIn');
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if (storedUserLoggedInInformation === '1') {
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setIsLoggedIn(true);
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}
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}, []);
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const loginHandler = (email, password) => {
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// We should of course check email and password
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// But it's just a dummy/ demo anyways
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localStorage.setItem('isLoggedIn', '1');
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setIsLoggedIn(true);
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};
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const logoutHandler = () => {
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localStorage.removeItem('isLoggedIn');
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setIsLoggedIn(false);
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};
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return (
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<React.Fragment>
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<MainHeader isAuthenticated={isLoggedIn} onLogout={logoutHandler} />
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<main>
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{!isLoggedIn && <Login onLogin={loginHandler} />}
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{isLoggedIn && <Home onLogout={logoutHandler} />}
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</main>
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</React.Fragment>
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);
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return (
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<>
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<MainHeader />
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<main>
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{!ctx.isLoggedIn && <Login />}
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{ctx.isLoggedIn && <Home />}
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</main>
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</>
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)
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}
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export default App;
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export default App
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@ -1,12 +1,17 @@
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import React from 'react';
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import React, {useContext} from 'react';
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import Card from '../UI/Card/Card';
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import Button from '../UI/Button/Button';
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import classes from './Home.module.css';
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import AuthContext from '../../store/auth-context';
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const Home = (props) => {
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const authCtx = useContext(AuthContext)
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return (
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<Card className={classes.home}>
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<h1>Welcome back!</h1>
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<Button onClick={authCtx.onLogout}>Logout</Button>
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</Card>
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);
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};
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@ -1,8 +1,9 @@
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import React, { useState, useEffect, useReducer } from "react"
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import React, { useState, useEffect, useReducer, useContext } from "react"
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import Card from "../UI/Card/Card"
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import classes from "./Login.module.css"
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import Button from "../UI/Button/Button"
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import AuthContext from "../../store/auth-context"
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const emailReducer = (state, action) => {
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if (action.type === "USER_INPUT") {
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@ -26,6 +27,7 @@ const passwordReducer = (state, action) => {
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const Login = (props) => {
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const [formIsValid, setFormIsValid] = useState(false)
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const authCtx = useContext(AuthContext)
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const [emailState, dispatchEmail] = useReducer(emailReducer, {
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value: "",
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@ -73,7 +75,7 @@ const Login = (props) => {
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const submitHandler = (event) => {
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event.preventDefault()
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props.onLogin(emailState.value, passwordState.value)
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authCtx.onLogin(emailState.value, passwordState.value)
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}
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return (
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@ -7,7 +7,7 @@ const MainHeader = (props) => {
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return (
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<header className={classes['main-header']}>
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<h1>A Typical Page</h1>
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<Navigation isLoggedIn={props.isAuthenticated} onLogout={props.onLogout} />
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<Navigation onLogout={props.onLogout} />
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</header>
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);
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};
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@ -1,29 +1,31 @@
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import React from 'react';
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import React, { useContext } from "react"
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import AuthContext from "../../store/auth-context"
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import classes from './Navigation.module.css';
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import classes from "./Navigation.module.css"
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const Navigation = (props) => {
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return (
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<nav className={classes.nav}>
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<ul>
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{props.isLoggedIn && (
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<li>
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<a href="/">Users</a>
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</li>
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)}
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{props.isLoggedIn && (
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<li>
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<a href="/">Admin</a>
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</li>
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)}
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{props.isLoggedIn && (
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<li>
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<button onClick={props.onLogout}>Logout</button>
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</li>
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)}
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</ul>
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</nav>
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);
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};
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const Navigation = () => {
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const ctx = useContext(AuthContext)
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return (
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<nav className={classes.nav}>
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<ul>
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{ctx.isLoggedIn && (
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<li>
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<a href="/">Users</a>
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</li>
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)}
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{ctx.isLoggedIn && (
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<li>
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<a href="/">Admin</a>
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</li>
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)}
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{ctx.isLoggedIn && (
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<li>
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<button onClick={ctx.onLogout}>Logout</button>
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</li>
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)}
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</ul>
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</nav>
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)
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}
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export default Navigation;
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export default Navigation
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@ -1,8 +1,13 @@
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import React from 'react';
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import ReactDOM from 'react-dom/client';
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import React from "react"
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import ReactDOM from "react-dom/client"
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import './index.css';
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import App from './App';
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import "./index.css"
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import App from "./App"
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import { AuthContextProvider } from "./store/auth-context"
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const root = ReactDOM.createRoot(document.getElementById('root'));
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root.render(<App />);
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const root = ReactDOM.createRoot(document.getElementById("root"))
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root.render(
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<AuthContextProvider>
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<App />
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</AuthContextProvider>
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)
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42
usereducer-starting-project/src/store/auth-context.js
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42
usereducer-starting-project/src/store/auth-context.js
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import React, { useState, useEffect } from "react"
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const AuthContext = React.createContext({
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isLoggedIn: false,
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onLogout: () => {},
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onLogin: (email, password) => {},
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})
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export const AuthContextProvider = (props) => {
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const [isLoggedIn, setIsLoggedIn] = useState(false)
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useEffect(() => {
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const storedUserLoggedInInformation = localStorage.getItem("isLoggedIn")
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if (storedUserLoggedInInformation === "1") {
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setIsLoggedIn(true)
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}
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}, [])
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const logoutHandler = () => {
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localStorage.removeItem("isLoggedIn")
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setIsLoggedIn(false)
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}
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const loginHandler = () => {
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localStorage.setItem("isLoggedIn", "1")
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setIsLoggedIn(true)
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}
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return (
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<AuthContext.Provider
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value={{
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isLoggedIn: isLoggedIn,
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onLogin: loginHandler,
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onLogout: logoutHandler,
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}}
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>
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{props.children}
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</AuthContext.Provider>
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)
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}
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export default AuthContext
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