52. v2

async function yt(ytid, format) {
    const validFormat = ["128kbps", "192kbps", "256kbps", "320kbps", "360p", "480p", "720p", "1080p"]
    if (!validFormat.includes(format)) throw Error(`invalid format. pick one: ${validFormat.join(", ")}`)

    const headers = {
        origin: "https://clickapi.net"
    }
    async function hit(path, method, body) {
        try {
            const baseUrl = 'https://api.cdnframe.com'
            const config = { method, headers, body: JSON.stringify(body) }
            const r = await fetch(baseUrl + path, config)
            if (!r.ok) throw Error(`${r.status} ${r.statusText}\n${await r.text() || `(body kosong)`}`)
            const j = await r.json()
            return j
        } catch (e) {
            throw Error(`hit gagal. ${path}. ${e.message}`)
        }
    }
    function handleFormat(format, info) {
        const kind = /kbps/.test(format) ? 'audio' : 'video'
        const aOrv = info.formats[kind]
        aOrv.sort((a, b) => b.quality - a.quality)
        let result = aOrv.find(v => v.quality === parseInt(format))
        if (!result) {
            result = aOrv[0]
            console.log(`format ${format} tidak tersedia. auto fallback ke best available format ${result.quality} ${/kbps/.test(format) ? 'kbps' : 'p'}`)
        }
        return result
    }

    // get auth
    const auth = await hit('/api/v5/auth', 'post')
    headers.authorization = 'Bearer ' + auth.token
    const info = await hit('/api/v5/info/' + ytid, 'get')
    const { token } = handleFormat(format, info)
    const { jobId } = await hit('/api/v5/convert', 'post', { token })
    let json, hitCount = 0
    const MAX_ATTEMPT = 40
    do {
        json = await hit('/api/v5/status/' + jobId, 'get')
        hitCount++
        if (json.downloadUrl !== null) {
            return json
        } else if (json.status == "failed") {
            throw Error(`gagal memproses video\n${JSON.stringify(json, null, 2)}`)
        }
        console.log(`progress : ${json.step || `unknown step`} ${json.step_progress || 0}%`)
        await new Promise(re => setTimeout(re, 3000))
    } while (hitCount < MAX_ATTEMPT)
    throw Error(`mencapai max attempt hit`)

}
yt("13ARO0HDZsQ", "128kbps")
    .then(console.log)
    .catch(e => console.log(e.message))