Added capability for clicking on extension icon to trigger video download

Added an option to allow left-clicking on extension icon to allow the current tab URL to be sent to MeTube.
This new behaviour is available by opting in via a checkbox from the extension's options page.

src/background.js

@@ -54,13 +54,25 @@ chrome.contextMenus.onClicked.addListener(function(item, tab) {
 });
 
 chrome.action.onClicked.addListener(function(tab) {
-    chrome.storage.sync.get(['metube'], function(data) {
+    chrome.storage.sync.get(['metube', 'sendOnClick'], function(data) {
         if (data === undefined || !data.hasOwnProperty('metube') || data.metube === "") {
             openTab(chrome.runtime.getURL('options.html'), tab);
             return
         }
-
-        openTab(data.metube, tab);
+        chrome.tabs.query({
+            active: true,
+            lastFocusedWindow: true
+        }, function(tabs) {
+            // use this tab to get the youtube video URL
+            let videoUrl = tabs[0].url;
+            if (data.sendOnClick) {
+                sendVideoUrlToMetubeAndSwitchTab(videoUrl, data.metube, tab);
+            }
+            else {
+                console.log("Going to Metube URL...");
+                openTab(data.metube, tab);
+            }
+        });
     });
 });
 

src/options.html

@@ -32,6 +32,8 @@
     <form id="form">
       <h3>Settings</h3>
       <label for="metube">Url of MeTube</label><input type="url" placeholder="http://0.0.0.0:8081/" name="metube" id="metube">
+      <br>
+      <label for="send-on-click">Enable left-click on extension icon to send current page URL to Metube</label><input type="checkbox" name="send-on-click" id="send-on-click">
       <h3>Additional sites</h3>
       <p>Youtube-dl support <a href="https://github.com/ytdl-org/youtube-dl/blob/master/docs/supportedsites.md" target="_blank">many another sites</a> except youtube. You can add mask url's of this sites in textfield bellow but it can affect performance and we have not tested them support</p>
       <p><textarea name="additional" id="additional" placeholder="https://vimeo.com/*

src/options.js

@@ -7,7 +7,9 @@ async function saveOptions() {
 
     let sites = document.getElementById("additional").value;
 
-    chrome.storage.sync.set({ "metube": url, "sites": sites }, function () {
+    let sendOnClick = document.getElementById("send-on-click").checked;
+
+    chrome.storage.sync.set({ "metube": url, "sites": sites, "sendOnClick": sendOnClick}, function () {
         document.getElementById("saved").classList.remove('hidden');
 
         setTimeout(function () {
@@ -18,7 +20,7 @@ async function saveOptions() {
     sites = splitLines(sites);
 
     // todo: fix it
-    // also need make function for check string 
+    // also need make function for check string
     // https://developer.chrome.com/docs/extensions/mv3/match_patterns/
     if(sites.length <= 1){
         return;
@@ -39,15 +41,18 @@ async function saveOptions() {
 }
 
 async function restoreOptions() {
-    chrome.storage.sync.get(['metube', 'sites'], function (data) {
+    chrome.storage.sync.get(['metube', 'sites', 'sendOnClick'], function (data) {
         if (data.metube != undefined) {
-            document.getElementById("metube").value = data.metube;    
+            document.getElementById("metube").value = data.metube;
         }
 
         if (data.sites != undefined) {
-            document.getElementById("additional").value = data.sites;    
+            document.getElementById("additional").value = data.sites;
+        }
+        // document.getElementById("send-on-click").checked = true;
+        if (data.sendOnClick) {
+            document.getElementById("send-on-click").checked = true;
         }
-        
     });
 }