1  export function shouldShowNavigationItem(
 2      visibilityPreferencesKey: string | null,
 3      isEditing: boolean,
 4      data: Record<string, boolean> | null,
 5      itemVisibilityPreferenceKey: string,
 6  ): boolean {
 7      // If there are no visibility preferences,
 8      // the item should always be shown.
 9      if (!visibilityPreferencesKey) {
10          return true;
11      }
12  
13      // If the visibility preference of an item
14      // is in an editing state, it should be shown.
15      if (isEditing) {
16          return true;
17      }
18  
19      // Show the item if the visibility preference is to show it.
20      if (data && data[itemVisibilityPreferenceKey]) {
21          return true;
22      }
23  
24      return false;
25  }