public data class Page<Key : Any, Value : Any> constructor(
    /**
     * Loaded data
     */
    val data: List<Value>,
    
    val prevKey: Key ?,
    
    val nextKey: Key ?,
    
    @IntRange(from = COUNT_UNDEFINED.toLong()) 
    val itemsBefore: Int = COUNT_UNDEFINED,
    
    @IntRange(from = COUNT_UNDEFINED.toLong()) 
    val itemsAfter: Int = COUNT_UNDEFINED
) : LoadResult<Key, Value>(), Iterable<Value> { .. }

// MemeRepositoryImpl.kt
override suspend fun getSearchMemes(keyword: String): MemeWithPagination {
   val totalMemeCount = memeDataSource.getSearchMemes(
       keyword = keyword,
       page = 1,
       size = ITEMS_PER_PAGE
   ).pagination.total

    return MemeWithPagination(
        totalMemeCount = totalMemeCount,
        memes = createPager { page ->
           memeDataSource.getSearchMemes(
                keyword = keyword,
                page = page,
                size = ITEMS_PER_PAGE,
           ).memeList.map { it.toMeme() }
        }.flow
    )
}