iOS scriptable action to open a website in app

scriptable-open-in-app.js

// Variables used by Scriptable.
// These must be at the very top of the file. Do not edit.
// icon-color: blue; icon-glyph: link; share-sheet-inputs: url;
const url = args.urls[0]
var scheme = "";
var host = "";
var path = "";

var pos = 0;
var schemePos = url.indexOf(':');
if (schemePos != -1)
{
    pos = schemePos;
    scheme = url.substring(0, schemePos);
}

if (url.startsWith("://", pos))
{
    pos += 3;
}
else if (url.startsWith("//", pos) || url.startsWith("\\\\", pos))
{
    pos += 2;
}

for (var i = pos; i < url.length; i++)
{
    if (url[i] == '/' || url[i] == '\\')
    {
        host = url.substring(pos, i);
        pos = i + 1;
        break;
    }
}

path = url.substring(pos);

var hostParts = host.split('.').reverse();
var name = "";

if (hostParts.length == 1)
{
    name = hostParts[0];
}
else
{
    name = hostParts[1];
}

var launchUrl = name + "://" + host + "/" + path
Safari.open(launchUrl)