fixes in forward from public chat info

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/ForwardInfo.kt

@@ -5,38 +5,59 @@ import dev.inmo.tgbotapi.types.*
 import dev.inmo.tgbotapi.types.chat.*
 import dev.inmo.tgbotapi.types.chat.User
 
-sealed class ForwardInfo {
+sealed interface ForwardInfo {
     abstract val dateOfOriginal: TelegramDate
 }
 
 data class AnonymousForwardInfo(
     override val dateOfOriginal: TelegramDate,
     val senderName: String
-) : ForwardInfo()
+) : ForwardInfo
 
 data class UserForwardInfo(
     override val dateOfOriginal: TelegramDate,
     override val from: User
-) : ForwardInfo(), FromUser
+) : ForwardInfo, FromUser
 
-sealed class ForwardFromPublicChatInfo : ForwardInfo() {
+sealed interface ForwardFromPublicChatInfo : ForwardInfo {
-    abstract val chat: PublicChat
+    val chat: PublicChat
+
+    /**
+     * Represent forward info for the message sent by [channelChat] into some group
+     */
+    data class SentByChannel(
+        override val dateOfOriginal: TelegramDate,
+        val channelChat: ChannelChat,
+        val signature: String? = null
+    ) : ForwardFromPublicChatInfo {
+        override val chat: PublicChat
+            get() = channelChat
+    }
+
+    /**
+     * Represent forward info for the message sent by [channelChat] into that channel
+     */
+    data class FromChannel(
+        override val dateOfOriginal: TelegramDate,
+        val messageId: MessageIdentifier,
+        val channelChat: ChannelChat,
+        val signature: String? = null
+    ) : ForwardFromPublicChatInfo {
+        override val chat: PublicChat
+            get() = channelChat
+    }
+
+    data class FromSupergroup(
+        override val dateOfOriginal: TelegramDate,
+        val group: SupergroupChat
+    ) : ForwardFromPublicChatInfo {
+        override val chat: PublicChat
+            get() = group
+    }
 }
 
-data class ForwardFromChannelInfo(
+@Deprecated("Replaced", ReplaceWith("ForwardFromPublicChatInfo.FromChannel", "dev.inmo.tgbotapi.types.message.FromChannel"))
-    override val dateOfOriginal: TelegramDate,
+typealias ForwardFromChannelInfo = ForwardFromPublicChatInfo.FromChannel
-    val messageId: MessageIdentifier,
-    val channelChat: ChannelChat,
-    val signature: String? = null
-) : ForwardFromPublicChatInfo() {
-    override val chat: PublicChat
-        get() = channelChat
-}
 
-data class ForwardFromSupergroupInfo(
+@Deprecated("Replaced", ReplaceWith("ForwardFromPublicChatInfo.FromSupergroup", "dev.inmo.tgbotapi.types.message.ForwardFromPublicChatInfo"))
-    override val dateOfOriginal: TelegramDate,
+typealias ForwardFromSupergroupInfo = ForwardFromPublicChatInfo.FromSupergroup
-    val group: SupergroupChat
-) : ForwardFromPublicChatInfo() {
-    override val chat: PublicChat
-        get() = group
-}

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/RawMessage.kt

@@ -162,13 +162,21 @@ internal data class RawMessage(
                 forward_date,
                 forward_sender_name
             )
-            forward_from_chat is ChannelChat -> ForwardFromChannelInfo(
+            forward_from_chat is ChannelChat -> if (forward_from_message_id == null) {
-                forward_date,
+                ForwardFromPublicChatInfo.SentByChannel(
-                forward_from_message_id ?: error("Channel forwarded message must contain message id, but was not"),
+                    forward_date,
-                forward_from_chat,
+                    forward_from_chat,
-                forward_signature
+                    forward_signature
-            )
+                )
-            forward_from_chat is SupergroupChat -> ForwardFromSupergroupInfo(
+            } else {
+                ForwardFromPublicChatInfo.FromChannel(
+                    forward_date,
+                    forward_from_message_id,
+                    forward_from_chat,
+                    forward_signature
+                )
+            }
+            forward_from_chat is SupergroupChat -> ForwardFromPublicChatInfo.FromSupergroup(
                 forward_date,
                 forward_from_chat
             )

tgbotapi.utils/src/commonMain/kotlin/dev/inmo/tgbotapi/extensions/utils/ClassCastsNew.kt

@@ -3415,22 +3415,31 @@ inline fun ForwardInfo.forwardFromPublicChatInfoOrNull(): ForwardFromPublicChatI
 inline fun ForwardInfo.forwardFromPublicChatInfoOrThrow(): ForwardFromPublicChatInfo = this as ForwardFromPublicChatInfo
 
 @PreviewFeature
-inline fun <T> ForwardInfo.ifForwardFromChannelInfo(block: (ForwardFromChannelInfo) -> T) = forwardFromChannelInfoOrNull() ?.let(block)
+inline fun <T> ForwardInfo.ifForwardFromChannelInfo(block: (ForwardFromPublicChatInfo.FromChannel) -> T) = forwardFromChannelInfoOrNull() ?.let(block)
 
 @PreviewFeature
-inline fun ForwardInfo.forwardFromChannelInfoOrNull(): ForwardFromChannelInfo? = this as? ForwardFromChannelInfo
+inline fun ForwardInfo.forwardFromChannelInfoOrNull(): ForwardFromPublicChatInfo.FromChannel? = this as? ForwardFromPublicChatInfo.FromChannel
 
 @PreviewFeature
-inline fun ForwardInfo.forwardFromChannelInfoOrThrow(): ForwardFromChannelInfo = this as ForwardFromChannelInfo
+inline fun ForwardInfo.forwardFromChannelInfoOrThrow(): ForwardFromPublicChatInfo.FromChannel = this as ForwardFromPublicChatInfo.FromChannel
 
 @PreviewFeature
-inline fun <T> ForwardInfo.ifForwardFromSupergroupInfo(block: (ForwardFromSupergroupInfo) -> T) = forwardFromSupergroupInfoOrNull() ?.let(block)
+inline fun <T> ForwardInfo.ifForwardSentByChannelInfo(block: (ForwardFromPublicChatInfo.SentByChannel) -> T) = forwardSentByChannelInfoOrNull() ?.let(block)
 
 @PreviewFeature
-inline fun ForwardInfo.forwardFromSupergroupInfoOrNull(): ForwardFromSupergroupInfo? = this as? ForwardFromSupergroupInfo
+inline fun ForwardInfo.forwardSentByChannelInfoOrNull(): ForwardFromPublicChatInfo.SentByChannel? = this as? ForwardFromPublicChatInfo.SentByChannel
 
 @PreviewFeature
-inline fun ForwardInfo.forwardFromSupergroupInfoOrThrow(): ForwardFromSupergroupInfo = this as ForwardFromSupergroupInfo
+inline fun ForwardInfo.forwardSentByChannelInfoOrThrow(): ForwardFromPublicChatInfo.SentByChannel = this as ForwardFromPublicChatInfo.SentByChannel
+
+@PreviewFeature
+inline fun <T> ForwardInfo.ifForwardFromSupergroupInfo(block: (ForwardFromPublicChatInfo.FromSupergroup) -> T) = forwardFromSupergroupInfoOrNull() ?.let(block)
+
+@PreviewFeature
+inline fun ForwardInfo.forwardFromSupergroupInfoOrNull(): ForwardFromPublicChatInfo.FromSupergroup? = this as? ForwardFromPublicChatInfo.FromSupergroup
+
+@PreviewFeature
+inline fun ForwardInfo.forwardFromSupergroupInfoOrThrow(): ForwardFromPublicChatInfo.FromSupergroup = this as ForwardFromPublicChatInfo.FromSupergroup
 
 @PreviewFeature
 inline fun <T> MessageContent.ifTextedInput(block: (TextedInput) -> T) = textedInputOrNull() ?.let(block)