Replace status bar item application update with different tray icon based on status of the update (#5769)

* Remove the auto-update status bar item for not being needed anymore

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Make adding of new tray icons easier by complying to Open Closed Principle

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Start showing different tray icon when checking for updates

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Include placeholder icon for checking for updates

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Simplify code

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Add first keyframe for downloading spinner

Signed-off-by: Sebastian Malton <sebastian@malton.name>

Co-authored-by: Sebastian Malton <sebastian@malton.name>

src/main/application-update/tray-icons/checking-for-updates-tray-icon.injectable.ts

@@ -0,0 +1,34 @@
+/**
+ * Copyright (c) OpenLens Authors. All rights reserved.
+ * Licensed under MIT License. See LICENSE in root directory for more information.
+ */
+import { getInjectable } from "@ogre-tools/injectable";
+import { computed } from "mobx";
+import getTrayIconPathInjectable from "../../tray/menu-icon/get-tray-icon-path.injectable";
+import { trayIconInjectionToken } from "../../tray/menu-icon/tray-icon-injection-token";
+import updatesAreBeingDiscoveredInjectable from "../../../common/application-update/updates-are-being-discovered/updates-are-being-discovered.injectable";
+import updateIsBeingDownloadedInjectable from "../../../common/application-update/update-is-being-downloaded/update-is-being-downloaded.injectable";
+
+const checkingForUpdatesTrayIconInjectable = getInjectable({
+  id: "checking-for-updates-tray-icon",
+
+  instantiate: (di) => {
+    const getTrayIconPath = di.inject(getTrayIconPathInjectable);
+    const updatesAreBeingDiscovered = di.inject(updatesAreBeingDiscoveredInjectable);
+    const updateIsBeingDownloaded = di.inject(updateIsBeingDownloadedInjectable);
+
+    return {
+      iconPath: getTrayIconPath("checking-for-updates"),
+      priority: 1,
+      shouldBeShown: computed(
+        () =>
+          updatesAreBeingDiscovered.value.get() ||
+          updateIsBeingDownloaded.value.get(),
+      ),
+    };
+  },
+
+  injectionToken: trayIconInjectionToken,
+});
+
+export default checkingForUpdatesTrayIconInjectable;