fix of #645

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

@@ -1,6 +1,7 @@
 package dev.inmo.tgbotapi.types.message.content
 
 import dev.inmo.tgbotapi.abstracts.SpoilerableData
+import dev.inmo.tgbotapi.abstracts.TextedInput
 import dev.inmo.tgbotapi.utils.internal.ClassCastsIncluded
 import dev.inmo.tgbotapi.requests.abstracts.Request
 import dev.inmo.tgbotapi.types.ChatIdentifier
@@ -51,6 +52,18 @@ sealed interface MessageContent: ResendableContent {
 
                 additionalBuilder()
             }
+
+            polymorphic(TextedContent::class) {
+                subclass(TextContent::class)
+                subclass(VoiceContent::class)
+                subclass(MediaGroupContent::class)
+                subclass(AudioContent::class)
+                subclass(DocumentContent::class)
+                subclass(VideoContent::class)
+                subclass(PhotoContent::class)
+                subclass(AnimationContent::class)
+            }
+
             polymorphic(MediaCollectionContent::class) {
                 subclass(PhotoContent::class)
 
@@ -115,6 +128,11 @@ sealed interface MediaCollectionContent<T: TelegramMediaFile>: MessageContent, M
     val mediaCollection: List<T>
 }
 
+/**
+ * All the subtypes of this content will have [text] and [textSources] fields
+ */
+sealed interface TextedContent : MessageContent, TextedInput
+
 sealed interface MediaContent: MessageContent {
     val media: TelegramMediaFile
     fun asTelegramMedia(): TelegramMedia

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

@@ -22,7 +22,7 @@ sealed interface DocumentMediaGroupPartContent : MediaGroupPartContent {
     override fun toMediaGroupMemberTelegramMedia(): DocumentMediaGroupMemberTelegramMedia
 }
 
-sealed interface TextedMediaContent : MediaContent, TextedInput
+sealed interface TextedMediaContent : TextedContent, MediaContent
 
 sealed interface MediaGroupCollectionContent<T : MediaGroupPartContent> : TextedMediaContent {
     @Serializable

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

@@ -15,7 +15,7 @@ import kotlinx.serialization.Serializable
 data class TextContent(
     override val text: String,
     override val textSources: TextSourcesList = emptyList(),
-) : MessageContent, TextedInput {
+) : TextedContent {
     override fun createResend(
         chatId: ChatIdentifier,
         messageThreadId: MessageThreadId?,

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

@@ -2,6 +2,8 @@ package dev.inmo.tgbotapi.types.message.content
 
 import dev.inmo.tgbotapi.types.message.abstracts.CommonMessage
 
+typealias TextedMessage = CommonMessage<TextedContent>
+
 typealias InvoiceMessage = CommonMessage<InvoiceContent>
 typealias VenueMessage = CommonMessage<VenueContent>
 typealias GameMessage = CommonMessage<GameContent>