Group chats now have a description

CHANGELOG.md

@@ -20,6 +20,7 @@ Changes according to [July 29, 2019 Telegram Bot API update](https://core.telegr
 * `SpecialRightsChatMember` was added for administrators and restricted members rights union, chat members abstractions
 was replaced into `abstracts` package and available permissions was updated
 * `RestrictChatMember` request now accept `permissions` object instead of separated permissions
+* All `GroupChat` instances have description
 
 ## 0.16.0 Bot API 4.3
 

src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/chat/GroupChatImpl.kt

@@ -8,6 +8,7 @@ import com.github.insanusmokrassar.TelegramBotAPI.types.message.RawMessage
 data class GroupChatImpl(
     override val id: ChatId,
     override val title: String? = null,
+    override val description: String? = null,
     override val inviteLink: String? = null,
     override val chatPhoto: ChatPhoto? = null,
     override val pinnedMessage: RawMessage? = null,

src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/chat/RawChat.kt

@@ -29,6 +29,7 @@ data class RawChat(
             "group" -> GroupChatImpl(
                 id,
                 title,
+                description,
                 invite_link,
                 chatPhoto,
                 pinned_message,

src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/chat/SupergroupChat.kt

@@ -16,4 +16,4 @@ data class SupergroupChat(
     val stickerSetName: String? = null,
     val canSetStickerSet: Boolean = false,
     override val permissions: ChatPermissions? = null
-) : GroupChat, UsernameChat, DescriptionChat
+) : GroupChat, UsernameChat

src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/chat/abstracts/GroupChat.kt

@@ -2,6 +2,6 @@ package com.github.insanusmokrassar.TelegramBotAPI.types.chat.abstracts
 
 import com.github.insanusmokrassar.TelegramBotAPI.types.chat.ChatPermissions
 
-interface GroupChat : PublicChat {
+interface GroupChat : PublicChat, DescriptionChat {
     val permissions: ChatPermissions?
 }