add reactions info bot

ReactionsInfoBot/src/main/kotlin/ReactionsInfoBot.kt

@@ -0,0 +1,54 @@
+import dev.inmo.kslog.common.KSLog
+import dev.inmo.kslog.common.LogLevel
+import dev.inmo.kslog.common.defaultMessageFormatter
+import dev.inmo.kslog.common.filter.filtered
+import dev.inmo.kslog.common.setDefaultKSLog
+import dev.inmo.tgbotapi.bot.ktor.telegramBot
+import dev.inmo.tgbotapi.extensions.api.bot.getMe
+import dev.inmo.tgbotapi.extensions.api.chat.get.getChat
+import dev.inmo.tgbotapi.extensions.api.send.reply
+import dev.inmo.tgbotapi.extensions.behaviour_builder.buildBehaviourWithLongPolling
+import dev.inmo.tgbotapi.extensions.behaviour_builder.triggers_handling.onChatMessageReactionUpdatedByUser
+import dev.inmo.tgbotapi.types.reactions.Reaction
+import dev.inmo.tgbotapi.utils.DefaultKTgBotAPIKSLog
+import dev.inmo.tgbotapi.utils.customEmoji
+import dev.inmo.tgbotapi.utils.regular
+
+/**
+ * This bot will send info about user reactions in his PM with reply to message user reacted to
+ */
+suspend fun main(vararg args: String) {
+    val botToken = args.first()
+    val isDebug = args.getOrNull(1) == "debug"
+
+    if (isDebug) {
+        setDefaultKSLog(
+            KSLog { level: LogLevel, tag: String?, message: Any, throwable: Throwable? ->
+                println(defaultMessageFormatter(level, tag, message, throwable))
+            }
+        )
+    }
+
+    val bot = telegramBot(botToken)
+
+    bot.buildBehaviourWithLongPolling {
+        onChatMessageReactionUpdatedByUser {
+            val result = reply(
+                it.chat.id,
+                it.messageId,
+                replyInChat = it.reactedUser.id
+            ) {
+                regular("Current reactions for message in reply:\n")
+                it.new.forEach {
+                    when (it) {
+                        is Reaction.CustomEmoji -> regular("• ") + customEmoji(it.customEmojiId) + regular("(customEmojiId: ${it.customEmojiId})")
+                        is Reaction.Emoji -> regular("• ${it.emoji}")
+                        is Reaction.Unknown -> regular("• Unknown emoji ($it)")
+                    }
+                    regular("\n")
+                }
+            }
+            println(result)
+        }
+    }.join()
+}