feat: Enhance reply functionality with public and private key support for attachment decryption

app/src/main/java/com/rosetta/messenger/ui/chats/ChatViewModel.kt

@@ -851,7 +851,9 @@ class ChatViewModel(application: Application) : AndroidViewModel(application) {
                 messageId = "",
                 senderName = opponentTitle.ifEmpty { opponentUsername.ifEmpty { "User" } },
                 text = replyText,
-                isFromMe = false  // Мы не знаем кто автор из fallback формата
+                isFromMe = false,  // Мы не знаем кто автор из fallback формата
+                senderPublicKey = opponentKey ?: "",
+                recipientPrivateKey = myPrivateKey ?: ""
             ),
             mainText
         )
@@ -1005,7 +1007,9 @@ class ChatViewModel(application: Application) : AndroidViewModel(application) {
                             senderName = if (isReplyFromMe) "You" else opponentTitle.ifEmpty { opponentUsername.ifEmpty { "User" } },
                             text = replyText,
                             isFromMe = isReplyFromMe,
-                            attachments = originalAttachments
+                            attachments = originalAttachments,
+                            senderPublicKey = if (isReplyFromMe) myPublicKey ?: "" else opponentKey ?: "",
+                            recipientPrivateKey = myPrivateKey ?: ""
                         )
                         return result
                     } else {
@@ -1171,7 +1175,9 @@ class ChatViewModel(application: Application) : AndroidViewModel(application) {
                 text = firstReply.text,
                 isFromMe = firstReply.isOutgoing,
                 isForwarded = isForward,
-                attachments = replyAttachments
+                attachments = replyAttachments,
+                senderPublicKey = if (firstReply.isOutgoing) myPublicKey ?: "" else opponentKey ?: "",
+                recipientPrivateKey = myPrivateKey ?: ""
             )
         } else null
         

app/src/main/java/com/rosetta/messenger/ui/chats/components/ChatDetailComponents.kt

@@ -39,13 +39,19 @@ import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import androidx.compose.ui.window.Popup
 import androidx.compose.ui.window.PopupProperties
+import android.graphics.BitmapFactory
+import android.util.Base64
+import android.util.Log
+import com.rosetta.messenger.crypto.MessageCrypto
 import com.rosetta.messenger.network.AttachmentType
 import com.rosetta.messenger.network.MessageAttachment
+import com.rosetta.messenger.network.TransportManager
 import com.rosetta.messenger.repository.AvatarRepository
 import com.rosetta.messenger.ui.components.AppleEmojiText
 import com.rosetta.messenger.ui.onboarding.PrimaryBlue
 import com.rosetta.messenger.ui.chats.models.*
 import com.rosetta.messenger.ui.chats.utils.*
+import com.rosetta.messenger.utils.AttachmentFileManager
 import com.vanniktech.blurhash.BlurHash
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.delay
@@ -598,6 +604,7 @@ fun ReplyBubble(
     isDarkTheme: Boolean,
     onClick: () -> Unit = {}
 ) {
+    val context = androidx.compose.ui.platform.LocalContext.current
     val backgroundColor = if (isOutgoing) {
         Color.Black.copy(alpha = 0.15f)
     } else {
@@ -616,24 +623,56 @@ fun ReplyBubble(
     val imageAttachment = replyData.attachments.firstOrNull { it.type == AttachmentType.IMAGE }
     val hasImage = imageAttachment != null
     
-    // Декодируем blurhash для превью
-    var previewBitmap by remember { mutableStateOf<Bitmap?>(null) }
+    // Загружаем полноценную картинку вместо blur preview
+    var imageBitmap by remember { mutableStateOf<Bitmap?>(null) }
     
-    LaunchedEffect(imageAttachment?.preview) {
-        if (imageAttachment != null && imageAttachment.preview.isNotEmpty()) {
+    LaunchedEffect(imageAttachment?.id) {
+        if (imageAttachment != null) {
             withContext(Dispatchers.IO) {
                 try {
-                    // Получаем blurhash из preview (может быть в формате "tag::blurhash")
-                    val blurhash = if (imageAttachment.preview.contains("::")) {
-                        imageAttachment.preview.split("::").lastOrNull() ?: ""
+                    // Пробуем сначала из blob
+                    if (imageAttachment.blob.isNotEmpty()) {
+                        val decoded = try {
+                            val cleanBase64 = if (imageAttachment.blob.contains(",")) {
+                                imageAttachment.blob.substringAfter(",")
                             } else {
-                        imageAttachment.preview
+                                imageAttachment.blob
                             }
-                    if (blurhash.isNotEmpty() && !blurhash.startsWith("http")) {
-                        previewBitmap = BlurHash.decode(blurhash, 40, 40)
+                            val decodedBytes = Base64.decode(cleanBase64, Base64.DEFAULT)
+                            BitmapFactory.decodeByteArray(decodedBytes, 0, decodedBytes.size)
+                        } catch (e: Exception) {
+                            null
+                        }
+                        if (decoded != null) {
+                            imageBitmap = decoded
+                            return@withContext
+                        }
+                    }
+                    
+                    // Если blob нет - загружаем из локального файла
+                    val localBlob = AttachmentFileManager.readAttachment(
+                        context,
+                        imageAttachment.id,
+                        replyData.senderPublicKey,
+                        replyData.recipientPrivateKey
+                    )
+                    
+                    if (localBlob != null) {
+                        val decoded = try {
+                            val cleanBase64 = if (localBlob.contains(",")) {
+                                localBlob.substringAfter(",")
+                            } else {
+                                localBlob
+                            }
+                            val decodedBytes = Base64.decode(cleanBase64, Base64.DEFAULT)
+                            BitmapFactory.decodeByteArray(decodedBytes, 0, decodedBytes.size)
+                        } catch (e: Exception) {
+                            null
+                        }
+                        imageBitmap = decoded
                     }
                 } catch (e: Exception) {
-                    // Ignore blurhash decode errors
+                    Log.e("ReplyBubble", "Failed to load image: ${e.message}")
                 }
             }
         }
@@ -696,9 +735,9 @@ fun ReplyBubble(
                         .clip(RoundedCornerShape(4.dp))
                         .background(Color.Gray.copy(alpha = 0.3f))
                 ) {
-                    if (previewBitmap != null) {
+                    if (imageBitmap != null) {
                         Image(
-                            bitmap = previewBitmap!!.asImageBitmap(),
+                            bitmap = imageBitmap!!.asImageBitmap(),
                             contentDescription = "Photo preview",
                             modifier = Modifier.fillMaxSize(),
                             contentScale = ContentScale.Crop

app/src/main/java/com/rosetta/messenger/ui/chats/models/ChatDetailModels.kt

@@ -23,7 +23,9 @@ data class ReplyData(
     val text: String,
     val isFromMe: Boolean,
     val isForwarded: Boolean = false,
-    val attachments: List<MessageAttachment> = emptyList()  // 🖼️ Для превью фото в reply
+    val attachments: List<MessageAttachment> = emptyList(),  // 🖼️ Для превью фото в reply
+    val senderPublicKey: String = "",  // Для расшифровки attachments в reply
+    val recipientPrivateKey: String = ""  // Для расшифровки attachments в reply
 )
 
 /** Legacy message model (for compatibility) */