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middleware.ts
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middleware.ts
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import { NextRequest, NextResponse } from 'next/server';
export const config = {
matcher: [
/*
* Match all paths except for:
* 1. /api routes
* 2. /_next (Next.js internals)
* 3. /fonts (inside /public)
* 4. /examples (inside /public)
* 5. all root files inside /public (e.g. /favicon.ico)
* 6. meta
*/
'/((?!api|_next|daos|icons|images|meta|wallets|robots.txt|[\\w-]+\\.\\w+).*)',
],
};
const getDAOName = (host: string) => host.split('.')[0];
const devUrl = 'dapp.karmahq.xyz';
const DAO_CUSTOM_DOMAIN: Record<string, string | string[]> = {
[devUrl]: 'moonriver',
'daostewards.xyz': 'gitcoin',
'delegate.gitcoin.co': 'gitcoin',
'delegate.starknet.io': 'starknet',
'delegate.ssv.network': 'ssvnetwork',
'delegate.connext.network': 'everclear',
'delegate.everclear.org': 'everclear',
'cow.karmahq.xyz': 'cowswap',
'delegate.moonbeam.network': ['moonriver', 'moonbase'],
};
//
export default function middleware(req: NextRequest) {
const url = req.nextUrl;
const hostname = req.headers.get('host') || 'www.karmahq.xyz';
const currentPathname = url.pathname;
const rootUrl = hostname.replaceAll(/(www\.)|(:.+)/gi, '');
let dao = DAO_CUSTOM_DOMAIN[rootUrl] || getDAOName(hostname);
const usePathname = Array.isArray(dao);
if (
rootUrl === 'delegate.moonbeam.network' &&
!Object.values(DAO_CUSTOM_DOMAIN)
.flat()
.includes(url.pathname.split('/')[1])
) {
url.pathname = `/_sites/moonbeam${currentPathname}`;
return NextResponse.rewrite(url);
}
if (
!(
usePathname &&
Object.values(DAO_CUSTOM_DOMAIN)
.flat()
.includes(url.pathname.split('/')[1])
)
) {
if (rootUrl === devUrl && !Array.isArray(dao)) {
const daoName = url.searchParams.get('dao');
dao = daoName ? getDAOName(daoName) : DAO_CUSTOM_DOMAIN[devUrl];
}
url.pathname = `/_sites/${dao}${currentPathname}`;
}
return NextResponse.rewrite(url);
}