TelegramBotAPI-examples/HelloBot/src/main/kotlin/HelloBot.kt

54 lines
2.5 KiB
Kotlin
Raw Normal View History

2020-06-02 15:22:09 +00:00
import com.github.insanusmokrassar.TelegramBotAPI.extensions.api.chat.get.getChat
import com.github.insanusmokrassar.TelegramBotAPI.extensions.api.send.sendTextMessage
import com.github.insanusmokrassar.TelegramBotAPI.extensions.api.telegramBot
import com.github.insanusmokrassar.TelegramBotAPI.extensions.utils.formatting.linkMarkdownV2
import com.github.insanusmokrassar.TelegramBotAPI.extensions.utils.formatting.textMentionMarkdownV2
import com.github.insanusmokrassar.TelegramBotAPI.extensions.utils.safely
import com.github.insanusmokrassar.TelegramBotAPI.extensions.utils.updates.retrieving.startGettingFlowsUpdatesByLongPolling
import com.github.insanusmokrassar.TelegramBotAPI.types.ParseMode.MarkdownV2
import com.github.insanusmokrassar.TelegramBotAPI.types.User
import com.github.insanusmokrassar.TelegramBotAPI.types.chat.abstracts.*
import com.github.insanusmokrassar.TelegramBotAPI.utils.extensions.escapeMarkdownV2Common
import kotlinx.coroutines.*
import kotlinx.coroutines.flow.launchIn
import kotlinx.coroutines.flow.onEach
2020-06-02 15:48:07 +00:00
/**
* The main purpose of this bot is just to answer "Oh, hi, " and add user mention here
*/
2020-06-02 15:22:09 +00:00
suspend fun main(vararg args: String) {
val botToken = args.first()
val bot = telegramBot(botToken)
val scope = CoroutineScope(Dispatchers.Default)
bot.startGettingFlowsUpdatesByLongPolling(scope = scope) {
messageFlow.onEach {
safely {
val chat = it.data.chat
val message = "Oh, hi, " + when (chat) {
is PrivateChat -> "${chat.firstName} ${chat.lastName}".textMentionMarkdownV2(chat.id)
is User -> "${chat.firstName} ${chat.lastName}".textMentionMarkdownV2(chat.id)
is SupergroupChat -> (chat.username ?.username ?: bot.getChat(chat).inviteLink) ?.let {
chat.title.linkMarkdownV2(it)
} ?: chat.title
is GroupChat -> bot.getChat(chat).inviteLink ?.let {
chat.title.linkMarkdownV2(it)
} ?: chat.title
else -> "Unknown :(".escapeMarkdownV2Common()
}
bot.sendTextMessage(chat, message, MarkdownV2)
}
}.launchIn(scope)
channelPostFlow.onEach {
safely {
val chat = it.data.chat
val message = "Hi everybody in this channel \"${(chat as ChannelChat).title}\""
bot.sendTextMessage(chat, message, MarkdownV2)
}
}.launchIn(scope)
2020-06-02 15:22:09 +00:00
}
scope.coroutineContext[Job]!!.join()
}