scrape links on page from developer console, calls separated by 1000ms

RunInConsole.js

var hrefs = 
    Array.from(document.querySelectorAll("a"))
        .map(link=>link.href)
        .sort()
        .filter((el,i,arr)=>!arr.slice(i+1).includes(el))
        .filter(href=>href.match(/ads\/\d/))
        .filter((_,i,arr)=>i ? (console.log(arr.length),true):true)
        .filter(href=>(console.log(href),true)).slice(0);
window.array = [];
hrefs.forEach((href,i)=>
    setTimeout(()=> 
        Promise.all(
            ([href])
                .map(async (url,i)=>await fetch(url)))
        .then(resolves=>resolves.map(async res=>await res.text()))
        .then(lines=>Promise.all(lines))
        .then(lines=>(
            console.log("done"),
            window.array=window.array.concat(
                lines
                    .map(line=>line.match(/Kansallisuus<\/div><div class="xs-50">([a-zA-ZäöåÄÖÅ]+)/))
                    .filter(e=>e)
                    .map(e=>e[1])
            ))
        ),
        i*1000
    )
)