Added thumbnails to saved tabs

css/style.css

@@ -191,6 +191,8 @@
 
 				background-color: #c2c2c2 !important;
 				background-image: url("chrome-extension://__MSG_@@extension_id__/images/tab_thumbnail.png");
+				background-size: cover !important;
+				background-position-x: center !important;
 
 				display: inline-grid !important;
 				grid-template-rows: 1fr auto !important;

js/aside-script.js

@@ -123,7 +123,7 @@ function AddCollection(collection)
 	for (var i = 0; i < collection.links.length; i++)
 	{
 		rawTabs +=
-			"<div title='" + collection.titles[i] + "'>" +
+			"<div title='" + collection.titles[i] + "'" + ((collection.thumbnails[i]) ? " style='background-image: url(" + collection.thumbnails[i] + ")'" : "") + ">" +
 			"<span value='" + collection.links[i] + "'></span>" +
 			"<div>" +
 			"<div" + ((collection.icons[i] == 0 || collection.icons[i] == null) ? "" : " style='background-image: url(\"" + collection.icons[i] + "\")'") + "></div>" +
@@ -204,6 +204,7 @@ function RestoreTabs(collectionData, removeCollection = true)
 	chrome.runtime.sendMessage(
 		{
 			command: "restoreTabs",
+			removeCollection: removeCollection,
 			collectionIndex: Array.prototype.slice.call(collectionData.parentElement.children).indexOf(collectionData) - 1
 		},
 		function ()

js/background.js

@@ -179,8 +179,8 @@ function SaveCollection()
 			tabsCount: tabs.length,
 			titles: tabs.map(tab => tab.title ?? ""),
 			links: tabs.map(tab => tab.url ?? ""),
-			icons: tabs.map(tab => tab.favIconUrl ?? "")//,
-			//tumbnails: tabs.map(tab => chrome.tabs.captureVisibleTab)
+			icons: tabs.map(tab => tab.favIconUrl ?? ""),
+			thumbnails: tabs.map(tab => thumbnails.find(i => i.tabId == tab.id)?.url ?? "")
 		};
 
 		var rawData;
@@ -282,4 +282,41 @@ function RemoveTab(collectionIndex, tabIndex)
 	localStorage.setItem("sets", JSON.stringify(collections));
 
 	UpdateTheme();
-}
+}
+
+var thumbnails = [];
+
+function AppendThumbnail(tabId, cahngeInfo, tab)
+{
+	if (!tab.active || !tab.url.startsWith("http"))
+		return;
+
+	chrome.tabs.captureVisibleTab(
+		{
+			format: "jpeg",
+			quality: 1
+		},
+		function (dataUrl)
+		{
+			if(!dataUrl)
+			{
+				console.log("Failed to retrieve thumbnail");
+				return;
+			}
+
+			console.log("Thumbnail retrieved");
+			var item = thumbnails.find(i => i.tabId == tabId);
+			if (item)
+				item.url = dataUrl;
+			else
+				thumbnails.unshift(
+					{
+						tabId: tabId,
+						url: dataUrl
+					}
+				);
+		}
+	);
+}
+
+chrome.tabs.onUpdated.addListener(AppendThumbnail);

manifest.json

@@ -8,7 +8,7 @@
 	[
 		"tabs",
 		"unlimitedStorage",
-		"activeTab"
+		"<all_urls>"
 	],
 	
 	"icons":