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Code Issues Releases Activity

Add fragmentation support

This commit is contained in:
Martin 2023-09-10 17:09:00 -04:00
parent 83dbb49697
commit 999d465c79
1 changed files with 139 additions and 10 deletions
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149
data/js/controls.js vendored
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@ -60,6 +60,8 @@ const UPDATE_SEPARATOR = 119;
const UI_TIME = 20;
const UPDATE_TIME = 120;
const UI_FRAGMENT = 21;
const UP = 0;
const DOWN = 1;
const LEFT = 2;
@ -77,6 +79,8 @@ const C_ALIZARIN = 6;
const C_DARK = 7;
const C_NONE = 255;
var controlAssemblyArray = new Object();
var FragmentAssemblyTimer = new Object();
var graphData = new Array();
var hasAccel = false;
var sliderContinuous = false;
@ -210,17 +214,20 @@ function handleVisibilityChange() {
}
function start() {
let location = window.location.hostname;
let port = window.location.port;
// let location = "192.168.10.229";
// let port = "";
document.addEventListener("visibilitychange", handleVisibilityChange, false);
if (
window.location.port != "" ||
window.location.port != 80 ||
window.location.port != 443
port != "" ||
port != 80 ||
port != 443
) {
websock = new WebSocket(
"ws://" + window.location.hostname + ":" + window.location.port + "/ws"
);
websock = new WebSocket( "ws://" + location + "/ws" );
} else {
websock = new WebSocket("ws://" + window.location.hostname + "/ws");
websock = new WebSocket("ws://" + location + "/ws");
}
// is the timer running?
@ -244,30 +251,36 @@ function start() {
};
websock.onclose = function (evt) {
// console.log("Close evt: '" + evt + "'");
// console.log("Close reason: '" + evt.reason + "'");
// console.log("Close code: '" + evt.code + "'");
console.log("websock close");
conStatusError();
};
websock.onerror = function (evt) {
console.log("websock Error");
console.log(evt);
// console.log("Error evt: '" + evt + "'");
// console.log("Error data: '" + evt.data + "'");
restart();
};
var handleEvent = function (evt) {
console.log(evt);
// console.log("handleEvent:Data evt: '" + evt + "'");
// console.log("handleEvent:Data data: '" + evt.data + "'");
try {
var data = JSON.parse(evt.data);
}
catch (Event) {
console.error(Event);
// start the update over again
// console.info("start the update over again");
websock.send("uiok:" + 0);
return;
}
var e = document.body;
var center = "";
// console.info("data.type: '" + data.type + "'");
switch (data.type) {
case UI_INITIAL_GUI:
@ -279,7 +292,9 @@ function start() {
if (data.sliderContinuous) {
sliderContinuous = data.sliderContinuous;
}
// console.info("UI_INITIAL_GUI:data record: '" + data + "'");
data.controls.forEach(element => {
// console.info("element: '" + JSON.stringify(element) + "'");
var fauxEvent = {
data: JSON.stringify(element),
};
@ -295,7 +310,9 @@ function start() {
break;
case UI_EXTEND_GUI:
// console.info("UI_EXTEND_GUI data record: '" + data + "'");
data.controls.forEach(element => {
// console.info("UI_EXTEND_GUI:element: '" + JSON.stringify(element) + "'");
var fauxEvent = {
data: JSON.stringify(element),
};
@ -601,6 +618,88 @@ function start() {
websock.send("time:" + rv + ":" + data.id);
break;
case UI_FRAGMENT:
let FragmentLen = data.length;
let FragementOffset = data.offset;
let NextFragmentOffset = FragementOffset + FragmentLen;
let Total = data.total;
let Arrived = (FragmentLen + FragementOffset);
let FragmentFinal = Total === Arrived;
// console.info("UI_FRAGMENT:FragmentLen '" + FragmentLen + "'");
// console.info("UI_FRAGMENT:FragementOffset '" + FragementOffset + "'");
// console.info("UI_FRAGMENT:NextFragmentOffset '" + NextFragmentOffset + "'");
// console.info("UI_FRAGMENT:Total '" + Total + "'");
// console.info("UI_FRAGMENT:Arrived '" + Arrived + "'");
// console.info("UI_FRAGMENT:FragmentFinal '" + FragmentFinal + "'");
if (!data.hasOwnProperty('control'))
{
console.error("UI_FRAGMENT:Missing control record, skipping control");
break;
}
let control = data.control;
StopFragmentAssemblyTimer(data.control.id);
// is this the first fragment?
if(0 === FragementOffset)
{
// console.info("Found first fragment");
controlAssemblyArray[control.id] = data;
// console.info("Value: " + controlAssemblyArray[control.id].control.value);
controlAssemblyArray[control.id].offset = NextFragmentOffset;
StartFragmentAssemblyTimer(control.id);
let TotalRequest = JSON.stringify({ 'id' : control.id, 'offset' : NextFragmentOffset });
websock.send("uifragmentok:" + 0 + ": " + TotalRequest + ":");
// console.info("asked for fragment 2");
break;
}
// not first fragment. are we assembling this control?
if("undefined" === typeof controlAssemblyArray[control.id])
{
// it looks like we missed the first fragment. Start the control over
console.error("Missing first fragment for control: " + control.id);
StartFragmentAssemblyTimer(control.id);
let TotalRequest = JSON.stringify({ 'id' : control.id, 'offset' : 0 });
websock.send("uifragmentok:" + 0 + ": " + TotalRequest + ":");
// console.info("asked for fragment 1");
break;
}
// is this the expected next fragment
if(FragementOffset !== controlAssemblyArray[control.id].offset)
{
console.error("Wrong next fragment. Expected: " + controlAssemblyArray[control.id].offset + " Got: " + FragementOffset);
StartFragmentAssemblyTimer(control.id);
let TotalRequest = JSON.stringify({ 'id' : control.id, 'offset' : controlAssemblyArray[control.id].length + controlAssemblyArray[control.id].offset });
websock.send("uifragmentok:" + 0 + ": " + TotalRequest + ":");
// console.info("asked for the expected fragment");
break;
}
// console.info("Add to existing fragment");
controlAssemblyArray[control.id].control.value += control.value;
controlAssemblyArray[control.id].offset = NextFragmentOffset;
// console.info("Value: " + controlAssemblyArray[control.id].control.value);
if(true === FragmentFinal)
{
var fauxEvent = {
data: JSON.stringify(controlAssemblyArray[control.id].control),
};
handleEvent(fauxEvent);
controlAssemblyArray[control.id] = null;
// console.info("Found last fragment");
}
else
{
// console.info("Ask for next fragment.");
StartFragmentAssemblyTimer(control.id);
let TotalRequest = JSON.stringify({ 'id' : control.id, 'offset' : NextFragmentOffset});
websock.send("uifragmentok:" + 0 + ": " + TotalRequest + ":");
}
break;
default:
console.error("Unknown type or event");
break;
@ -650,6 +749,36 @@ function start() {
websock.onmessage = handleEvent;
}
function StartFragmentAssemblyTimer(Id)
{
StopFragmentAssemblyTimer(Id);
FragmentAssemblyTimer[Id] = setInterval(function(_Id)
{
// does the fragment assembly still exist?
if("undefined" !== typeof controlAssemblyArray[_Id])
{
if(null !== controlAssemblyArray[_Id])
{
// we have a valid control that is being assembled
// ask for the next part
let TotalRequest = JSON.stringify({ 'id' : controlAssemblyArray[_Id].control.id, 'offset' : controlAssemblyArray[_Id].offset});
websock.send("uifragmentok:" + 0 + ": " + TotalRequest + ":");
}
}
}, 1000, Id);
}
function StopFragmentAssemblyTimer(Id)
{
if("undefined" !== typeof FragmentAssemblyTimer[Id])
{
if(FragmentAssemblyTimer[Id])
{
clearInterval(FragmentAssemblyTimer[Id]);
}
}
}
function sliderchange(number) {
var val = $("#sl" + number).val();
websock.send("slvalue:" + val + ":" + number);