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WIP Loader #578

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WIP Loader #578

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64 changes: 63 additions & 1 deletion src/layout/index.tsx
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Original file line number Diff line number Diff line change
@@ -1,7 +1,9 @@
import * as React from 'react'
import Head from 'next/head'
import { useRouter } from 'next/router'
import styled from 'styled-components'
import { transparentize } from 'polished'
import loaderImg from '~/public/defillama-press-kit/nft/PNG/defillama_211230_brand_logo_defillama-nft-icon.png'
import ThemeProvider, { GlobalStyle, ThemedBackground } from '~/Theme'
import SEO from '~/components/SEO'
import Nav from '~/components/Nav'
Expand Down Expand Up @@ -35,6 +37,44 @@ const PageWrapper = styled.div`
}
`

const LoaderBody = styled.div`
margin: 0 auto;
margin-top: 35vh;
width: fit-content;
`

const LoaderText = styled.div`
margin-top: 8px;
font-size: 20px;
font-weight: 500;
text-align: center;
padding-left: 8px;
`

const Loader = styled.img`
width: 120px;
height: 120px;
-webkit-animation: spin 3s linear infinite;
-moz-animation: spin 3s linear infinite;
animation: spin 3s linear infinite;
@-moz-keyframes spin {
100% {
-moz-transform: rotate(360deg);
}
}
@-webkit-keyframes spin {
100% {
-webkit-transform: rotate(360deg);
}
}
@keyframes spin {
100% {
-webkit-transform: rotate(360deg);
transform: rotate(360deg);
}
}
`

interface ILayoutProps {
title: string
children: React.ReactNode
Expand All @@ -50,6 +90,21 @@ interface IBackground {
const Background = styled(ThemedBackground)<IBackground>``

export default function Layout({ title, children, defaultSEO = false, backgroundColor, ...props }: ILayoutProps) {
const router = useRouter()
const [pageLoading, setPageLoading] = React.useState<boolean>(false)
React.useEffect(() => {
const handleStart = () => {
setPageLoading(true)
}
const handleComplete = () => {
setPageLoading(false)
}

router.events.on('routeChangeStart', handleStart)
router.events.on('routeChangeComplete', handleComplete)
router.events.on('routeChangeError', handleComplete)
}, [router])

return (
<>
<Head>
Expand All @@ -63,7 +118,14 @@ export default function Layout({ title, children, defaultSEO = false, background
<Nav />
<PageWrapper>
<Background backgroundColor={backgroundColor || transparentize(0.8, '#445ed0')} />
<Center {...props}>{children}</Center>
{pageLoading ? (
<LoaderBody>
<Loader src={loaderImg.src} />
<LoaderText>Loading...</LoaderText>
</LoaderBody>
) : (
<Center {...props}>{children}</Center>
)}
</PageWrapper>
</ThemeProvider>
</>
Expand Down