var ws;

function logging(log) {
	console.log(log);
}
function connectSocketServer(port, callback) {
    var support = "MozWebSocket" in window ? 'MozWebSocket' : ("WebSocket" in window ? 'WebSocket' : null);
//    logging("connectSocketServer-support:" + support)
    if (support == null) {
//    	//たっちなうコンポーネントによる打刻
//    	var object = document.getElementById("Reader");
//    	if (object == null) {
//	    	window.alert('object == null');
//	    	var newObject = document.createElement("object");
//	    	newObject.setAttribute("id", "Reader");
//	    	newObject.setAttribute("classid", "CLSID:78360229-738D-4E15-BFAC-D448543C6BC1");
//	    	newObject.setAttribute("codebase", "https://www.hayato.info/touchnowcomponent.cab#version=1,0,0,3");
//	    	document.body.appendChild(newObject);
//    	}
//        return;
    } else {
    	//WebSocketによる打刻
    	disconnectWebSocket();
	
	    ws = new window[support]('ws://127.0.0.1:' + port + '/');
	
	    ws.onmessage = function (evt) {
	    	logging(evt.data);
	        var uid = JSON.parse(evt.data).tagid;
	        onSocketReceiveUID(uid);
	    };
	
	    ws.onopen = function () {
	    	logging("onopen");
            onSocketConnect(true);
	    };
	
	    ws.onclose = function () {
	    	logging("onclose");
        	onSocketConnect(false);
	    }
    }
}

function disconnectWebSocket() {
	logging("disconnectWebSocket")

    if (ws) {
        ws.close();
    }
}

function send(message){
    ws.send(message);
}

function connectSocket(port) {
	logging("connectSocket:" + port)
	connectSocketServer(port);
}