tgbotapi/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/utils/StorageFile.kt

95 lines
2.6 KiB
Kotlin

package dev.inmo.tgbotapi.utils
import com.benasher44.uuid.uuid4
import dev.inmo.micro_utils.common.MPPFile
import dev.inmo.micro_utils.common.filename
import io.ktor.utils.io.*
import io.ktor.utils.io.core.ByteReadPacket
import io.ktor.utils.io.core.Input
import kotlinx.serialization.Serializable
/**
* Information about file for [StorageFile]
*
* @param contentType Raw type like "application/json"
* @param fileName This filename will be used in telegram system as name of file
*/
@Serializable
@Deprecated("Will be removed soon")
data class StorageFileInfo(
val fileName: String
) {
/**
* This methods is required for random generation of name for keeping warranties about unique file name
*/
fun generateCustomName() = "${uuid4()}.${fileName.fileExtension}"
}
/**
* Contains info about file, which potentially can be sent to telegram system.
*
* @param fileName Filename
* @param inputSource Lambda which able to allocate [Input] for uploading/manipulating data
*
* @see StorageFileInfo
* @see asStorageFile
*/
data class StorageFile(
val fileName: String,
private val inputSource: () -> Input
) {
val input: Input
get() = inputSource()
@Deprecated("This field will be removed soon. Use fileName instead of StorageFileInfo")
val storageFileInfo: StorageFileInfo
get() = StorageFileInfo(fileName)
/**
* This methods is required for random generation of name for keeping warranties about unique file name
*/
fun generateCustomName() = "${uuid4()}.${fileName.fileExtension}"
@Deprecated("This constructor will be removed soon. Use constructor with fileName instead of StorageFileInfo")
constructor(
storageFileInfo: StorageFileInfo,
inputSource: () -> Input
) : this(
storageFileInfo.fileName,
inputSource
)
}
@Suppress("NOTHING_TO_INLINE")
inline fun StorageFile(
fileName: String,
bytes: ByteArray
) = StorageFile(
fileName
) {
ByteReadPacket(bytes)
}
@Suppress("NOTHING_TO_INLINE")
suspend inline fun StorageFile(
fileName: String,
byteReadChannel: ByteReadChannel
) = StorageFile(
fileName,
inputSource = byteReadChannel.asInput().let { { it } }
)
@Suppress("NOTHING_TO_INLINE", "unused")
inline fun ByteArray.asStorageFile(
fileName: String
) = StorageFile(fileName, this)
@Suppress("NOTHING_TO_INLINE", "unused")
suspend inline fun ByteReadChannel.asStorageFile(
fileName: String
) = StorageFile(fileName, this)
@Suppress("NOTHING_TO_INLINE", "unused")
suspend inline fun ByteReadChannelAllocator.asStorageFile(
fileName: String
) = this.invoke().asStorageFile(fileName)