Cloudfront function to handle NextJS requests of multi-level with get param to the right files

Cloudfront-function-to-handle-NextJS-requests.js

function handler(event) {
    
    var request = event.request;
    var rawurl = request.uri;
    var url = rawurl.split('?')[0].split('.txt')[0];
    var param = request.querystring
    console.log('original ==> ' + rawurl)
    // console.log('parameter ==> ' + param)
    
    var uri ='';
    var location = url.split('/').slice(1);
    if (request.uri.endsWith('/')) location.pop();
    console.log("location ==> "+location);
    console.log("location length==> "+location.length);

    if(location.length === 1){
        uri = '/'+ location[0] 
        console.log("uri ==>"+uri);
    }else if(location.length === 2){
        uri = '/'+ location[0] +'/'+ location[1] 
        console.log("uri ==>"+uri);
    }
   (request.uri.endsWith('/'))? uri += '/index.html' : uri += '.html';
    request.uri = uri;
   if(rawurl.includes('_next') || rawurl.includes('svg/') || rawurl.includes('images/') || rawurl.includes('.svg')) {
        request.uri = rawurl;
   }

    // console.log(request)
    return request;
}