Fix sending wrong type for incomplete command messages (#6236)

* Fix wrong message type for commands in getMessageType()

Co-Authored-By: Claude <noreply@anthropic.com>

* Fix KDoc

---------

Co-authored-by: Claude <noreply@anthropic.com>

Author: VelikovPetar

stream-chat-android-client/src/main/java/io/getstream/chat/android/client/utils/internal/MessageUtils.kt

@@ -20,17 +20,14 @@ import io.getstream.chat.android.client.extensions.internal.hasPendingAttachment
 import io.getstream.chat.android.core.internal.InternalStreamChatApi
 import io.getstream.chat.android.models.Message
 import io.getstream.chat.android.models.MessageType
-import java.util.regex.Pattern
-
-private val COMMAND_PATTERN = Pattern.compile("^/[a-z]*$")
 
 /**
  * Updates the type of the [Message] based on its content.
  *
- * If the message contains a command or has attachments to upload, the type will be [MessageType.EPHEMERAL].
+ * If the message has attachments to upload, the type will be [MessageType.EPHEMERAL] (local-only - after the
+ * attachments are uploaded, the type is changed to [MessageType.REGULAR]).
  * If the message is a system message, the type will be [MessageType.SYSTEM].
- * Otherwise, the type will be [MessageType.REGULAR], as we cannot send messages which are not regular, ephemeral, or
- * system.
+ * Otherwise, the type will be [MessageType.REGULAR], as we cannot send messages which are not regular or system.
  *
  * @param message The message to update.
  */
@@ -39,7 +36,7 @@ public fun getMessageType(message: Message): String {
     val hasAttachments = message.attachments.isNotEmpty()
     val hasAttachmentsToUpload = message.hasPendingAttachments()
 
-    return if (COMMAND_PATTERN.matcher(message.text).find() || (hasAttachments && hasAttachmentsToUpload)) {
+    return if (hasAttachments && hasAttachmentsToUpload) {
         MessageType.EPHEMERAL
     } else if (message.type == MessageType.SYSTEM) {
         MessageType.SYSTEM

stream-chat-android-state/src/test/java/io/getstream/chat/android/client/utils/internal/MessageUtilsTest.kt

@@ -24,13 +24,6 @@ import org.junit.jupiter.api.Test
 
 internal class MessageUtilsTest {
 
-    @Test
-    fun testCommandMessage() {
-        val message = Message(text = "/command")
-        val updatedMessageType = getMessageType(message)
-        updatedMessageType `should be equal to` MessageType.EPHEMERAL
-    }
-
     @Test
     fun testMessageWithAttachmentsInUploadStateIdle() {
         val message = Message(