get android app round icon id

gistfile1.txt

            val appContext = context.createPackageContext(packageName, 0)
            val res = appContext.resources
//            val cookie = res.assets.findCookieForPath(appContext.applicationInfo.sourceDir)
            val apkCount = appContext.applicationInfo.splitSourceDirs.count() + 1
            (0..apkCount).forEach { cookie ->
                res.assets.openXmlResourceParser(cookie, "AndroidManifest.xml").use {
                    var eventType: Int
                    while (true) {
                        eventType = it.nextToken()
                        if (eventType == XmlPullParser.START_TAG && it.name == "application") {
                            for (i in 0 until it.attributeCount) {
                                if (it.getAttributeName(i) == "roundIcon") {
                                    return ResourcesCompat.getDrawable(
                                        res,
                                        Integer.parseInt(it.getAttributeValue(i).substring(1)),
                                        null
                                    )
                                }
                            }
                        }
                        if (eventType == XmlPullParser.END_DOCUMENT) break
                    }
                }
            }

gistfile2.txt

            val ai = context.packageManager.getApplicationInfo(packageName, 0)
            return ResourcesCompat.getDrawable(
                context.packageManager.getResourcesForApplication(ai),
                ai.roundIconRes,
                null
            )