package space.luminic.budgerapp.services

import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.reactor.awaitSingleOrNull
import kotlinx.coroutines.withContext
import org.springframework.http.codec.multipart.FilePart
import org.springframework.stereotype.Service
import space.luminic.budgerapp.configs.StorageConfig
import java.nio.file.Files
import java.nio.file.Paths
import java.util.*

@Service
class StaticService(private val storageConfig: StorageConfig) {

    suspend fun saveFile(spaceId: String, wishListItemId: String, filePart: FilePart): String {

        val folder = Paths.get(storageConfig.rootLocation.toString(), spaceId, "wishlists", wishListItemId)
        withContext(Dispatchers.IO) {
            Files.createDirectories(folder)
        }
        val filename = UUID.randomUUID().toString().split("-")[0] + "." + filePart.filename().split(".").last()
        val filePath =
            folder.resolve(filename)
        filePart.transferTo(filePath).awaitSingleOrNull()
        return filePath.toString()
    }

}