flow.kt

        val myFlow = flow {
            emit(fileListRepository.getFileList(path, limit, offsetValue, refresh))
        }.retry(RETRY_LIMIT) { throwable ->
            throwable is IOException
        }.catch { throwable ->
            errorMessage.postValue(throwable.message)
            isLoading.postValue(null)
        }.onEach() {
            hasNext = it.hasNext
            pathListSnapshot.addAll(it.fileList)

            pathList.postValue(pathListSnapshot)
            errorMessage.postValue(null)
            isLoading.postValue(null)
        }

        isLoading.postValue(myFlow)
        myFlow.launchIn(coroutineScope)