@amityco/ts-sdk/src/utils/postTypePredicate.ts

Amity Social Cloud Typescript SDK

export function isAmityImagePost(post: Amity.InternalPost): post is Amity.Post<'image'> {
  return !!(
    post.data &&
    typeof post.data !== 'string' &&
    'fileId' in post.data &&
    post.dataType === 'image'
  );
}

export function isAmityFilePost(post: Amity.InternalPost): post is Amity.Post<'file'> {
  return !!(
    post.data &&
    typeof post.data !== 'string' &&
    'fileId' in post.data &&
    post.dataType === 'file'
  );
}

export function isAmityVideoPost(post: Amity.InternalPost): post is Amity.Post<'video'> {
  return !!(
    post.data &&
    typeof post.data !== 'string' &&
    'videoFileId' in post.data &&
    'thumbnailFileId' in post.data &&
    post.dataType === 'video'
  );
}