Add indicator where current player is for segments in popup

src/background.ts

@@ -14,6 +14,8 @@ const utils = new Utils({
     unregisterFirefoxContentScript
 });
 
+const popupPort: Record<string, chrome.runtime.Port> = {};
+
 // Used only on Firefox, which does not support non persistent background pages.
 const contentScriptRegistrations = {};
 
@@ -53,7 +55,7 @@ if (!Config.configSyncListeners.includes(onNavigationApiAvailableChange)) {
         Config.configSyncListeners.push(onNavigationApiAvailableChange);
 }
 
-chrome.runtime.onMessage.addListener(function (request, _, callback) {
+chrome.runtime.onMessage.addListener(function (request, sender, callback) {
     switch(request.message) {
         case "openConfig":
             chrome.tabs.create({url: chrome.runtime.getURL('options/options.html' + (request.hash ? '#' + request.hash : ''))});
@@ -100,9 +102,25 @@ chrome.runtime.onMessage.addListener(function (request, _, callback) {
             });
             return true;
         }
+        case "time":
+            if (sender.tab) {
+                popupPort[sender.tab.id].postMessage(request);
+            }
+            return false;
 	}
 });
 
+chrome.runtime.onConnect.addListener((port) => {
+    if (port.name === "popup") {
+        chrome.tabs.query({
+            active: true,
+            currentWindow: true
+        }, tabs => {
+            popupPort[tabs[0].id] = port;
+        });
+    }
+});
+
 //add help page on install
 chrome.runtime.onInstalled.addListener(function () {
     // This let's the config sync to run fully before checking.