87 lines
3.1 KiB
Kotlin
87 lines
3.1 KiB
Kotlin
package com.github.insanusmokrassar.TelegramBotAPI.requests.send.media
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import com.github.insanusmokrassar.TelegramBotAPI.requests.abstracts.MultipartFile
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import com.github.insanusmokrassar.TelegramBotAPI.requests.abstracts.Request
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import com.github.insanusmokrassar.TelegramBotAPI.requests.send.abstracts.SendMessageRequest
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import com.github.insanusmokrassar.TelegramBotAPI.requests.send.media.base.*
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import com.github.insanusmokrassar.TelegramBotAPI.types.*
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import com.github.insanusmokrassar.TelegramBotAPI.types.InputMedia.*
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import com.github.insanusmokrassar.TelegramBotAPI.types.message.abstracts.Message
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import com.github.insanusmokrassar.TelegramBotAPI.types.message.abstracts.TelegramBotAPIMessageDeserializeOnlySerializer
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import com.github.insanusmokrassar.TelegramBotAPI.utils.toJsonWithoutNulls
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import kotlinx.serialization.*
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import kotlinx.serialization.internal.ArrayListSerializer
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import kotlinx.serialization.json.jsonArray
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val membersCountInMediaGroup: IntRange = 2 .. 10
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fun SendMediaGroup(
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chatId: ChatIdentifier,
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media: List<MediaGroupMemberInputMedia>,
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disableNotification: Boolean = false,
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replyToMessageId: MessageIdentifier? = null
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): Request<List<Message>> {
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if (media.size !in membersCountInMediaGroup) {
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throw IllegalArgumentException("Count of members for media group must be in $membersCountInMediaGroup range")
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}
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val files: List<MultipartFile> = media.flatMap {
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listOfNotNull(
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it.file as? MultipartFile,
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if (it is ThumbedInputMedia) {
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it.thumb as? MultipartFile
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} else {
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null
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}
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)
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}
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val data = SendMediaGroupData(
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chatId,
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media,
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disableNotification,
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replyToMessageId
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)
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return if (files.isEmpty()) {
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data
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} else {
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MultipartRequestImpl(
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data,
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SendMediaGroupFiles(files)
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)
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}
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}
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private val messagesListSerializer = ArrayListSerializer(TelegramBotAPIMessageDeserializeOnlySerializer)
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@Serializable
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data class SendMediaGroupData internal constructor(
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@SerialName(chatIdField)
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override val chatId: ChatIdentifier,
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val media: List<MediaGroupMemberInputMedia> = emptyList(),
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@SerialName(disableNotificationField)
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override val disableNotification: Boolean = false,
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@SerialName(replyToMessageIdField)
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override val replyToMessageId: MessageIdentifier? = null
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) : DataRequest<List<Message>>, SendMessageRequest<List<Message>> {
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@SerialName(mediaField)
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private val convertedMedia: String
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get() = jsonArray {
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media.forEach {
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+it.toJsonWithoutNulls(MediaGroupMemberInputMediaSerializer)
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}
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}.toString()
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override fun method(): String = "sendMediaGroup"
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override val requestSerializer: SerializationStrategy<*>
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get() = serializer()
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override val resultDeserializer: DeserializationStrategy<List<Message>>
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get() = messagesListSerializer
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}
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data class SendMediaGroupFiles internal constructor(
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val files: List<MultipartFile>
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) : Files by (files.map { it.fileId to it }.toMap())
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