WebViewTest/Resources/index.html

<!doctype html>
<html lang="en">
    <head>
        <meta charset="UTF-8">
            <meta name="viewport"
                content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
                <title>Document</title>
    </head>
    <body>
        
        <h1>Loaded</h1>
        
        <div id="test"></div>
        
        <script type="text/javascript" src="zone.js"></script>
        <script type="text/javascript">
            const el = document.getElementById('test');
            
            (function() {
             if ( typeof Object.id == "undefined" ) {
             var id = 0;
             
             Object.id = function(o) {
             if ( typeof o.__uniqueid == "undefined" ) {
             Object.defineProperty(o, "__uniqueid", {
                                   value: ++id,
                                   enumerable: false,
                                   // This could go either way, depending on your
                                   // interpretation of what an "id" is
                                   writable: false
                                   });
             }
             
             return o.__uniqueid;
             };
             }
             })();
            
            window.setSignals = function (signals) {
                el.innerText = JSON.stringify(signals);
                
                var xhr = new XMLHttpRequest();
                
                xhr.onload = function() {
                    var body = 'response' in xhr ? xhr.response : xhr.responseText
                };
                
                xhr.onerror = xhr.ontimeout = function() {
                    alert('Network request failed')
                };
                
                xhr.open('GET', 'https://sd10.softwerk.se/develop/api/', true);
                
                xhr.send(null);
            };
        </script>
    </body>
</html>