PSI browser extension V3 new modified

main.js

var ports = {};
var listeners = {
};


var contextMenuID = '4353455656';
var currentPort;
chrome.contextMenus.create({
    title: 'Share window,tab or desktop',
    id: contextMenuID
}, function () {
    chrome.contextMenus.onClicked.addListener(captureDesktop);
    chrome.action.onClicked.addListener(captureDesktop);
});


function captureDesktop(portId) {
    currentPort = portId;
    chrome.tabs.query({ active: true }, function (t) {
        chrome.desktopCapture.chooseDesktopMedia(["screen"], t[0], onApproved);
    });
}


function onApproved(desktopId) {
    if (!desktopId) {
        return;
    }
    if (listeners.hasOwnProperty("postDesktopId"))
        listeners["postDesktopId"](desktopId);
}



chrome.runtime.onConnectExternal.addListener(function (port) {
    var portId_ = port.portId_;
    ports[portId_] = port;
    port.onDisconnect.addListener(function () {
        delete ports[portId_];
    });
    port.onMessage.addListener(function (message, sender) {
        captureDesktop();
        listeners["postDesktopId"] = function (a) {
            ports[port.portId_].postMessage({ desktopId: a });
        };
    });



});

manifest.json

{
   "background": {
      "service_worker": "main.js"
   },
   "description": "Video/Audio screen sharing extension for InnovativeExams.com",
   "externally_connectable": {
      "matches": [ "*://localhost:*/*", "*://*.innexam.com/*", "*://*.xamhub.com/*", "*://*.exambooth.com/*", "*://*.examslocal.com/*" ]
   },
   "icons": {
      "128": "img/icon-128.png"
   },
   "manifest_version": 3,
   "name": "ExamsLocal modified",
   "permissions": [ "tabs", "desktopCapture", "contextMenus" ],
   "version": "2.0",
   "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAhw7L48HJnEKX34vO/5rTOeJaga8al5aGP9624rvMGYrQ6vbUjPO+dsONrcw6yIT+nGznSQixDiKyq90inPpO/hu1+TyqvIKcXCuul1hv3G85l4RSzm04KaJUY2gjUx0HbN8WpTZAts2bTLfJ7XQj0sYbME53LHHUHStHXv88/K8jrmcDFvJtk6flpTYyWPckLY1uSxxP3H/JAVPsllXKqOqTfhFB5IG9Q75hcYO3qCH0Ke9XPm729t1UK8RwE7AuZTdt1/OLFTW0cdn84KBC7i3gWcfFe3R9vuGV2G6s/qTasoFF661iW6J284QljjYiYWTOV7DHGpS85u245SazlQIDAQAB",
   "web_accessible_resources": [{
     "resources":[ "img/icon-64.png", "img/icon-16.png", "img/video.png" ],
     "matches": [ "*://localhost:*/*", "*://*.innexam.com/*", "*://*.xamhub.com/*", "*://*.exambooth.com/*", "*://*.examslocal.com/*" ]
  }]
}

dir tree

│   ├── img
│   │   ├── icon-128.png
│   │   ├── icon-16.png
│   │   ├── icon-64.png
│   │   ├── icon-72.png
│   │   └── video.png
│   ├── main.js
│   └── manifest.json