Function normalizeFeedV2Edge

packages/shared/src/graphql/feed.ts:158–201

(
  edge: Connection<FeedV2Item>['edges'][number],
)

});

const normalizeFeedV2Edge = (
  edge: Connection<FeedV2Item>['edges'][number],
): Connection<FeedApiItem>['edges'][number] | null => {
  const { node } = edge;

  if (isFeedV2PostItem(node)) {
    if (!node.post) {
      throw new Error('feedV2 post item is missing post');
    }

    const feedMeta = node.feedMeta ?? node.post.feedMeta ?? null;

    return {
      ...edge,
      node: {
        itemType: 'post',
        feedMeta,
        post: {
          ...node.post,
          ...(feedMeta ? { feedMeta } : {}),
        },
      },
    };
  }

  if (isFeedV2HighlightsItem(node)) {
    if (!node.highlights?.length) {
      return null;
    }

    return {
      ...edge,
      node: {
        itemType: 'highlight',
        feedMeta: node.feedMeta ?? null,
        highlights: node.highlights,
      },
    };
  }

  warnUnsupportedFeedItem(getGraphqlTypename(node) ?? 'unknown');

  return null;
};

export const normalizeFeedPage = (
  data: FeedData | FeedItemData | FeedV2Data,