refactoring

Resolve #7779

packages/backend/src/misc/is-blocker-user-related.ts

@@ -0,0 +1,15 @@
+export function isBlockerUserRelated(note: any, blockerUserIds: Set<string>): boolean {
+	if (blockerUserIds.has(note.userId)) {
+		return true;
+	}
+
+	if (note.reply != null && blockerUserIds.has(note.reply.userId)) {
+		return true;
+	}
+
+	if (note.renote != null && blockerUserIds.has(note.renote.userId)) {
+		return true;
+	}
+
+	return false;
+}