MediaGroupMessage is CommonMessage

src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/message/CommonMediaGroupMessage.kt

@@ -13,5 +13,8 @@ data class CommonMediaGroupMessage(
     override val chat: Chat,
     override val date: DateTime,
     override val mediaGroupId: MediaGroupIdentifier,
-    override val content: MediaGroupContent
+    override val content: MediaGroupContent,
+    override val editDate: DateTime?,
+    override val forwarded: ForwardedMessage?,
+    override val replyTo: Message?
 ) : Message, MediaGroupMessage, FromUserMessage

src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/message/MediaGroupMessage.kt

@@ -13,5 +13,8 @@ data class MediaGroupMessage(
     override val chat: Chat,
     override val date: DateTime,
     override val mediaGroupId: MediaGroupIdentifier,
-    override val content: MediaGroupContent
+    override val content: MediaGroupContent,
+    override val editDate: DateTime?,
+    override val forwarded: ForwardedMessage?,
+    override val replyTo: Message?
 ) : Message, MediaGroupMessage

src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/message/RawMessage.kt

@@ -219,7 +219,10 @@ data class RawMessage(
                             is PhotoContent -> content
                             is VideoContent -> content
                             else -> throw IllegalStateException("Unsupported content for media group")
-                        }
+                        },
+                        edit_date ?.asDate,
+                        forwarded,
+                        reply_to_message ?.asMessage
                     )
                     else -> CommonMediaGroupMessage(
                         messageId,
@@ -231,7 +234,10 @@ data class RawMessage(
                             is PhotoContent -> content
                             is VideoContent -> content
                             else -> throw IllegalStateException("Unsupported content for media group")
-                        }
+                        },
+                        edit_date ?.asDate,
+                        forwarded,
+                        reply_to_message ?.asMessage
                     )
                 }
             } ?: when (chat) {

src/main/kotlin/com/github/insanusmokrassar/TelegramBotAPI/types/message/abstracts/MediaGroupMessage.kt

@@ -3,7 +3,6 @@ package com.github.insanusmokrassar.TelegramBotAPI.types.message.abstracts
 import com.github.insanusmokrassar.TelegramBotAPI.types.MediaGroupIdentifier
 import com.github.insanusmokrassar.TelegramBotAPI.types.message.content.abstracts.MediaGroupContent
 
-interface MediaGroupMessage : Message {
+interface MediaGroupMessage : CommonMessage<MediaGroupContent> {
     val mediaGroupId: MediaGroupIdentifier
-    val content: MediaGroupContent
 }