Blur avatars of unapproved conversations

ts/util/shouldBlurAvatar.ts

@@ -0,0 +1,28 @@
+// Copyright 2021 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import { ConversationType } from '../state/ducks/conversations';
+
+export const shouldBlurAvatar = ({
+  acceptedMessageRequest,
+  avatarPath,
+  isMe,
+  sharedGroupNames = [],
+  unblurredAvatarPath,
+}: Readonly<
+  Pick<
+    ConversationType,
+    | 'acceptedMessageRequest'
+    | 'avatarPath'
+    | 'isMe'
+    | 'sharedGroupNames'
+    | 'unblurredAvatarPath'
+  >
+>): boolean =>
+  Boolean(
+    !isMe &&
+      !acceptedMessageRequest &&
+      !sharedGroupNames.length &&
+      avatarPath &&
+      avatarPath !== unblurredAvatarPath
+  );