import { NextResponse } from 'next/server'; function customScriptName(req) { const scriptName = process.env.TRACKER_SCRIPT_NAME; if (scriptName) { const url = req.nextUrl.clone(); const { pathname } = url; const names = scriptName.split(',').map(name => name.trim() + '.js'); if (names.find(name => pathname.endsWith(name))) { url.pathname = '/umami.js'; return NextResponse.rewrite(url); } } } function forceSSL(req, res) { if (process.env.FORCE_SSL && req.nextUrl.protocol === 'http:') { res.headers.set('Strict-Transport-Security', 'max-age=31536000; includeSubDomains'); } return res; } export function middleware(req) { const fns = [customScriptName]; for (const fn of fns) { const res = fn(req); if (res) { return res; } } return forceSSL(req, NextResponse.next()); }