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Check if user is already authenticated, change sign in form message #61

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3bc1bf4
Check if user is already authenticated, change form message
Raghuboi Jan 6, 2022
9814450
run prettier
Raghuboi Jan 6, 2022
5f989dc
Merge branch 'UWCodeForce:main' into main
Raghuboi Jan 17, 2022
6051424
create UserContext
Raghuboi Jan 17, 2022
7155a4e
add context functionality to sign in page
Raghuboi Jan 18, 2022
0f53734
update code to prettier standards
Raghuboi Jan 18, 2022
7bd8180
Merge branch 'UWCodeForce:main' into main
Raghuboi May 19, 2022
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19 changes: 11 additions & 8 deletions web/pages/_app.js
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Original file line number Diff line number Diff line change
@@ -1,17 +1,20 @@
import { useState } from 'react';
import '../styles/globals.css';
import '../styles/utilities.css';
import { ChakraProvider } from '@chakra-ui/react';
import Footer from '../components/Footer';
import NavBar from '../components/Navbar';
import { UserContext } from '../utils/UserContext';

function MyApp({ Component, pageProps }) {
export default function MyApp({ Component, pageProps }) {
const [user, setUser] = useState(null);
return (
<ChakraProvider>
<NavBar />
<Component {...pageProps} />
<Footer />
</ChakraProvider>
<UserContext.Provider value={{ user, setUser }}>
<ChakraProvider>
<NavBar />
<Component {...pageProps} />
<Footer />
</ChakraProvider>
</UserContext.Provider>
);
}

export default MyApp;
198 changes: 109 additions & 89 deletions web/pages/signin.js
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
import React, { useState } from 'react';
import React, { useState, useEffect, useContext } from 'react';
import { useRouter } from 'next/router';
import { Formik, Form } from 'formik';
import * as Yup from 'yup';
Expand All @@ -14,6 +14,7 @@ import {
Link,
Box,
} from '@chakra-ui/react';
import { UserContext } from '../utils/UserContext';

const initialValues = {
email: '',
Expand All @@ -26,10 +27,17 @@ const validationSchema = Yup.object().shape({
password: Yup.string().required('Required'),
});

export default function SignIn() {
export default function SignIn({ serverSideUser }) {
const Router = useRouter();
const [response, setResponse] = useState();
const { user, setUser } = useContext(UserContext);

// checks if there exists an already logged-in user
useEffect(() => {
if (serverSideUser) setUser(serverSideUser);
}, [serverSideUser]);

// on-click handler
async function onSignIn(values) {
const body = {
email: values.email,
Expand All @@ -43,10 +51,9 @@ export default function SignIn() {
body: JSON.stringify(body),
});

res = await res.json();
if (res.message == 'Login Success!') {
if (res.status === 200) {
setTimeout(() => {
Router.push('/profile');
Router.reload();
}, 1000);
}
setResponse(res);
Expand All @@ -63,92 +70,105 @@ export default function SignIn() {
spacing="1rem"
color="black"
>
<Heading>Sign In</Heading>

{response && response.message && (
<Alert
status="success"
rounded="1.5rem"
p="0.75rem 1rem"
justify="center"
align="center"
width="fit-content"
maxWidth="100%"
>
<AlertIcon />
<AlertDescription>{response.message}</AlertDescription>
</Alert>
)}

{response && response.error && (
<Alert
status="error"
rounded="1rem"
justify="center"
align="center"
width="fit-content"
>
<AlertIcon />
<AlertDescription>{response.error}</AlertDescription>
</Alert>
)}

<Formik
initialValues={initialValues}
validationSchema={validationSchema}
onSubmit={async (values, actions) => {
await onSignIn(values);
actions.setSubmitting(false);
}}
>
{({ errors, touched, isSubmitting, isValid }) => (
<Form>
<VStack justify="center" align="flex-start" spacing="0.5rem">
<CustomInputField
name="email"
label="Email"
error={errors.email}
touched={touched.email}
bg="white"
/>
<CustomInputField
name="password"
type="password"
label="Password"
error={errors.password}
touched={touched.password}
bg="white"
/>
<Box w="100%" align="center">
<Button
disabled={!isValid}
isLoading={isSubmitting}
mt="0.5rem"
colorScheme="red"
type="submit"
>
Sign In
</Button>
</Box>
</VStack>
</Form>
)}
</Formik>

<Flex justify="space-between" width="100%" direction="row">
<p>
<Link
style={{ textDecoration: 'inherit' }}
onClick={() => Router.push('/signup')}
{(user && (
<>
<Heading>Signed in as {user.email}</Heading>
<Button colorScheme="red">Sign Out</Button>
</>
)) || (
<>
<Heading>Sign In</Heading>
{response && response.message && (
<Alert
status="success"
rounded="1.5rem"
p="0.75rem 1rem"
justify="center"
align="center"
width="fit-content"
maxWidth="100%"
>
<AlertIcon />
<AlertDescription>{response.message}</AlertDescription>
</Alert>
)}
{response && response.error && (
<Alert
status="error"
rounded="1rem"
justify="center"
align="center"
width="fit-content"
>
<AlertIcon />
<AlertDescription>{response.error}</AlertDescription>
</Alert>
)}
<Formik
initialValues={initialValues}
validationSchema={validationSchema}
onSubmit={async (values, actions) => {
await onSignIn(values);
actions.setSubmitting(false);
}}
>
Sign Up
</Link>
</p>
<p>
<Link style={{ textDecoration: 'inherit' }}>Forgot Password</Link>
</p>
</Flex>
{({ errors, touched, isSubmitting, isValid }) => (
<Form>
<VStack justify="center" align="flex-start" spacing="0.5rem">
<CustomInputField
name="email"
label="Email"
error={errors.email}
touched={touched.email}
bg="white"
/>
<CustomInputField
name="password"
type="password"
label="Password"
error={errors.password}
touched={touched.password}
bg="white"
/>
<Box w="100%" align="center">
<Button
disabled={!isValid}
isLoading={isSubmitting}
mt="0.5rem"
colorScheme="red"
type="submit"
>
Sign In
</Button>
</Box>
</VStack>
</Form>
)}
</Formik>
<Flex justify="space-between" width="100%" direction="row">
<p>
<Link
style={{ textDecoration: 'inherit' }}
onClick={() => Router.push('/signup')}
>
Sign Up
</Link>
</p>
<p>
<Link style={{ textDecoration: 'inherit' }}>Forgot Password</Link>
</p>
</Flex>
</>
)}
</VStack>
</Flex>
);
}

export function getServerSideProps({ req }) {
const user = req.user;
if (!user) return { props: { user: null } };
delete user.password;
delete user.createTime;
return { props: { serverSideUser: user } };
}
3 changes: 3 additions & 0 deletions web/utils/UserContext.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
import { createContext } from 'react';

export const UserContext = createContext(null);