function timeSince(obj) {
	last = new Date(Number(obj));
	var seconds = Math.floor((new Date() - last) / 1000);
	interval = Math.floor(seconds / 3600);
	out = "";

	if (interval > 24) return "at " + last.toUTCString().substr(4);
	if (interval > 1) out = interval + " hours ";

	interval = Math.floor(seconds / 60);

	if (seconds < 120) out = seconds + " seconds "
	else if (interval > 1 && interval < 120) out = out + interval + " minutes ";

	return out + "ago";
}

function styleStatus(msg, device) {
	device_status = $("#" + device + "-indicator");
	device_ip = $("#" + device + "-ip");
	device_network = $("#" + device + "-network");
	device_name = $("#" + device + "-name");
	device_id = $("#" + device + "-id");

	device_status.css("color", msg.status == 1 ? "green" : (msg.status == 2 ? "yellow" : (msg.status == 0 ? "red" : "grey")));
	device_status.prop("title", msg.status == 1 ? "Online and in VPN mode" : (msg.status == 2 ? "Online and in local mode" : (msg.status == 0 ? "Offline" : "No information available")));

	if (msg.hasOwnProperty("ip")) {
		device_ip.text(msg.ip + (msg.status == 1 ? "" :" (" + timeSince(msg.time) + ")"));
	};

	if (msg.hasOwnProperty("network")) {
		device_network.text(msg.network.intip + " (" + msg.network.name + ")");	
	};

	if (msg.hasOwnProperty("reboot")) {
		device_id.css("font-style", msg.reboot == 1 ? "italic" : "normal")
	};

	if (msg.hasOwnProperty("update")) {
		device_id.css("font-weight", msg.update == 1 ? "bold" : "normal")
	};

	if (msg.hasOwnProperty("name")) {
		device_name.text(msg.name);
	};
};

function updateStatus(device_id) {
	$.getJSON( "/devices/" + device_id + "/ping/", function(json) { styleStatus(json, device_id); });
};

function askdelete(device_id) {
	if (confirm("Are you sure you want to delete this device?")) window.location.href = "/devices/" + device_id + "/delete";
};

function askdeletewifi(wifi_id) {
	if (confirm("Are you sure you want to delete this WiFi?")) window.location.href = "/wifi/" + wifi_id + "/delete";
};

function askreboot(device_id) {
	if (confirm("Are you sure you want to reboot this device?")) window.location.href = "/devices/" + device_id + "/reboot";
};

function downloadnotice() {
	alert("Your file is being prepared. This will take a minute, please be patient and do not leave this page. The download will start automatically.");
};

function showdevices() {
	$("#devicespart").show();
	$("#wifipart").hide();
	$("#userpart").hide();

	$("#linkdevices").css("font-weight", "bold");
	$("#linkwifi").css("font-weight", "normal");
	$("#linkusers").css("font-weight", "normal");
};

function showwifi() {
	$("#devicespart").hide();
	$("#wifipart").show();
	$("#userpart").hide();

        $("#linkdevices").css("font-weight", "normal");
        $("#linkwifi").css("font-weight", "bold");
        $("#linkusers").css("font-weight", "normal");
};

function showusers() {
	$("#devicespart").hide();
	$("#wifipart").hide();
	$("#userpart").show();

        $("#linkdevices").css("font-weight", "normal");
        $("#linkwifi").css("font-weight", "normal");
        $("#linkusers").css("font-weight", "bold");
};

showdevices();

$("div[id$='-indicator']").each(function() {
	device_id = this.id.split("-")[0];
	updateStatus(device_id);
	setInterval(updateStatus, 10000, device_id);
});