Фикс: полноэкранный просмотр фото — fallback на transportTag когда preview не содержит CDN тег. Логирование загрузки в rosettadev1. Глобальный ImageBitmapCache в viewer. Emoji-safe обрезка в reply.

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

@@ -1351,6 +1351,25 @@ fun MessageBubble(
 }
 
 private val GROUP_INVITE_REGEX = Regex("^#group:[A-Za-z0-9+/=:]+$")
+
+/**
+ * Truncate text safely without breaking :emoji_xxx: codes.
+ * If the truncation point falls inside an emoji code, move it to before that code.
+ */
+private fun truncateEmojiSafe(text: String, maxLen: Int): String {
+    if (text.length <= maxLen) return text
+    var cutAt = maxLen
+    // Check if we're inside an :emoji_xxx: tag
+    val lastColon = text.lastIndexOf(':', cutAt - 1)
+    if (lastColon >= 0) {
+        val sub = text.substring(lastColon)
+        // If there's an opening :emoji_ but no closing : within our range, we're mid-tag
+        if (sub.startsWith(":emoji_") && !sub.substring(1).contains(':')) {
+            cutAt = lastColon
+        }
+    }
+    return text.substring(0, cutAt).trimEnd() + "..."
+}
 private const val GROUP_ACTION_JOINED = "\$a=Group joined"
 private const val GROUP_ACTION_CREATED = "\$a=Group created"
 
@@ -2274,7 +2293,7 @@ fun ReplyBubble(
                         // Текст сообщения
                         if (replyData.text.isNotEmpty()) {
                                 AppleEmojiText(
-                                        text = replyData.text,
+                                        text = truncateEmojiSafe(replyData.text, 100),
                                         color = replyTextColor,
                                         fontSize = 14.sp,
                                         maxLines = 2,

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

@@ -122,7 +122,9 @@ data class ViewableImage(
     val width: Int = 0,
     val height: Int = 0,
     val caption: String = "",
-    val chachaKeyPlainHex: String = ""
+    val chachaKeyPlainHex: String = "",
+    val transportTag: String = "",
+    val transportServer: String = ""
 )
 
 /**
@@ -237,6 +239,7 @@ fun ImageViewerScreen(
 
     fun getCachedBitmap(attachmentId: String): Bitmap? =
         synchronized(imageBitmapCache) { imageBitmapCache[attachmentId] }
+            ?: ImageBitmapCache.get("img_$attachmentId")
 
     fun cacheBitmap(attachmentId: String, bitmap: Bitmap) {
         synchronized(imageBitmapCache) { imageBitmapCache[attachmentId] = bitmap }
@@ -974,73 +977,135 @@ private fun ZoomableImage(
  * 2) из локального encrypted attachment файла
  * 3) с transport (с последующим сохранением в локальный файл)
  */
+private fun viewerLog(context: Context, msg: String) {
+    val ts = java.text.SimpleDateFormat("HH:mm:ss.SSS", java.util.Locale.getDefault()).format(java.util.Date())
+    val line = "$ts [ViewerImage] $msg"
+    android.util.Log.d("ViewerImage", msg)
+    try {
+        val dir = java.io.File(context.filesDir, "crash_reports")
+        if (!dir.exists()) dir.mkdirs()
+        val f = java.io.File(dir, "rosettadev1.txt")
+        f.appendText("$line\n")
+    } catch (_: Exception) {}
+}
+
 private suspend fun loadBitmapForViewerImage(
     context: Context,
     image: ViewableImage,
     privateKey: String
 ): Bitmap? {
-    return try {
+    val idShort = if (image.attachmentId.length <= 8) image.attachmentId else "${image.attachmentId.take(8)}..."
-        // 0. Проверяем in-memory кэш (ReplyBubble / основной чат уже загрузили)
+    viewerLog(context, "=== LOAD START: id=$idShort ===")
-        val cached = ImageBitmapCache.get("img_${image.attachmentId}")
+    viewerLog(context, "  blob.len=${image.blob.length}, preview.len=${image.preview.length}")
-        if (cached != null) return cached
+    viewerLog(context, "  chachaKey.len=${image.chachaKey.length}, chachaKeyPlainHex.len=${image.chachaKeyPlainHex.length}")
+    viewerLog(context, "  senderPK=${image.senderPublicKey.take(12)}..., privateKey.len=${privateKey.length}")
+    viewerLog(context, "  width=${image.width}, height=${image.height}")
 
-        // 1. Если blob уже есть в сообщении
+    return try {
+        // 0. In-memory кэш
+        val cached = ImageBitmapCache.get("img_${image.attachmentId}")
+        if (cached != null) {
+            viewerLog(context, "  [0] HIT ImageBitmapCache → OK (${cached.width}x${cached.height})")
+            return cached
+        }
+        viewerLog(context, "  [0] MISS ImageBitmapCache")
+
+        // 1. Blob в сообщении
         if (image.blob.isNotEmpty()) {
-            base64ToBitmapSafe(image.blob)?.let { return it }
+            viewerLog(context, "  [1] blob present (${image.blob.length} chars), decoding...")
+            val bmp = base64ToBitmapSafe(image.blob)
+            if (bmp != null) {
+                viewerLog(context, "  [1] blob decode → OK (${bmp.width}x${bmp.height})")
+                return bmp
+            }
+            viewerLog(context, "  [1] blob decode → FAILED")
+        } else {
+            viewerLog(context, "  [1] blob empty, skip")
         }
 
-        // 2. Пробуем прочитать из локального encrypted cache
+        // 2. Локальный encrypted cache
+        viewerLog(context, "  [2] readAttachment(id=$idShort, sender=${image.senderPublicKey.take(12)}...)")
         val localBlob =
             AttachmentFileManager.readAttachment(context, image.attachmentId, image.senderPublicKey, privateKey)
         if (localBlob != null) {
-            base64ToBitmapSafe(localBlob)?.let { return it }
+            viewerLog(context, "  [2] local file found (${localBlob.length} chars), decoding...")
+            val bmp = base64ToBitmapSafe(localBlob)
+            if (bmp != null) {
+                viewerLog(context, "  [2] local decode → OK (${bmp.width}x${bmp.height})")
+                return bmp
+            }
+            viewerLog(context, "  [2] local decode → FAILED")
+        } else {
+            viewerLog(context, "  [2] local file NOT found")
         }
 
-        // 3. Скачиваем и расшифровываем с transport
+        // 2.5. Ждём bitmap из кеша
-        val downloadTag = getDownloadTag(image.preview)
+        viewerLog(context, "  [2.5] awaitCached 3s...")
-        if (downloadTag.isEmpty()) return null
+        val awaitedFromCache = ImageBitmapCache.awaitCached("img_${image.attachmentId}", 3000)
+        if (awaitedFromCache != null) {
+            viewerLog(context, "  [2.5] await → OK (${awaitedFromCache.width}x${awaitedFromCache.height})")
+            return awaitedFromCache
+        }
+        viewerLog(context, "  [2.5] await → timeout, not found")
+
+        // 3. CDN download
+        var downloadTag = getDownloadTag(image.preview)
+        if (downloadTag.isEmpty() && image.transportTag.isNotEmpty()) {
+            downloadTag = image.transportTag
+        }
+        viewerLog(context, "  [3] downloadTag='${downloadTag.take(16)}...', transportTag='${image.transportTag.take(16)}...', preview='${image.preview.take(30)}...'")
+        if (downloadTag.isEmpty()) {
+            viewerLog(context, "  [3] downloadTag EMPTY → FAIL")
+            return null
+        }
 
-        val idShort =
-            if (image.attachmentId.length <= 8) image.attachmentId else "${image.attachmentId.take(8)}..."
-        val tagShort = if (downloadTag.length <= 8) downloadTag else "${downloadTag.take(8)}..."
         val server = TransportManager.getTransportServer() ?: "unset"
-        AttachmentDownloadDebugLogger.log(
+        viewerLog(context, "  [3] CDN download: server=$server")
-            "Viewer download start: id=$idShort, tag=$tagShort, server=$server"
-        )
 
         val encryptedContent = TransportManager.downloadFile(image.attachmentId, downloadTag)
-        AttachmentDownloadDebugLogger.log(
+        viewerLog(context, "  [3] CDN response: ${encryptedContent.length} bytes")
-            "Viewer CDN download OK: id=$idShort, bytes=${encryptedContent.length}"
+        if (encryptedContent.isEmpty()) {
-        )
+            viewerLog(context, "  [3] CDN response EMPTY → FAIL")
-        val decrypted =
+            return null
+        }
+
+        // Decrypt
+        val decrypted: String? =
             if (image.chachaKeyPlainHex.isNotEmpty()) {
-                // Desktop/iOS parity: используем готовый plainKeyAndNonce
+                viewerLog(context, "  [3] decrypt via chachaKeyPlainHex (${image.chachaKeyPlainHex.length} hex chars)")
                 val plainKey = image.chachaKeyPlainHex.chunked(2).map { it.toInt(16).toByte() }.toByteArray()
-                AttachmentDownloadDebugLogger.log(
-                    "Viewer using chacha_key_plain: id=$idShort, keySize=${plainKey.size}"
-                )
                 MessageCrypto.decryptAttachmentBlobWithPlainKey(encryptedContent, plainKey)
                     ?: MessageCrypto.decryptReplyBlob(encryptedContent, plainKey).takeIf { it.isNotEmpty() }
-                    ?: return null
             } else if (image.chachaKey.startsWith("group:")) {
-                val groupPassword =
+                viewerLog(context, "  [3] decrypt via group key")
-                    CryptoManager.decryptWithPassword(
+                val groupPassword = CryptoManager.decryptWithPassword(
-                        image.chachaKey.removePrefix("group:"),
+                    image.chachaKey.removePrefix("group:"), privateKey
-                        privateKey
-                    ) ?: return null
-                CryptoManager.decryptWithPassword(encryptedContent, groupPassword) ?: return null
-            } else {
-                val decryptedKeyAndNonce = MessageCrypto.decryptKeyFromSender(image.chachaKey, privateKey)
-                AttachmentDownloadDebugLogger.log(
-                    "Viewer key decrypt OK: id=$idShort, keySize=${decryptedKeyAndNonce.size}"
                 )
+                if (groupPassword != null) CryptoManager.decryptWithPassword(encryptedContent, groupPassword) else null
+            } else if (image.chachaKey.isNotEmpty()) {
+                viewerLog(context, "  [3] decrypt via chachaKey (${image.chachaKey.length} chars)")
+                val decryptedKeyAndNonce = MessageCrypto.decryptKeyFromSender(image.chachaKey, privateKey)
+                viewerLog(context, "  [3] decryptKeyFromSender → keySize=${decryptedKeyAndNonce.size}")
                 MessageCrypto.decryptAttachmentBlobWithPlainKey(encryptedContent, decryptedKeyAndNonce)
-                    ?: return null
+            } else {
+                viewerLog(context, "  [3] NO chachaKey available → FAIL")
+                null
             }
 
-        val decodedBitmap = base64ToBitmapSafe(decrypted) ?: return null
+        if (decrypted == null) {
+            viewerLog(context, "  [3] decrypt → NULL → FAIL")
+            return null
+        }
+        viewerLog(context, "  [3] decrypted OK (${decrypted.length} chars)")
 
-        // Сохраняем локально для следующих открытий/свайпов
+        val decodedBitmap = base64ToBitmapSafe(decrypted)
+        if (decodedBitmap == null) {
+            viewerLog(context, "  [3] base64→bitmap → FAILED")
+            return null
+        }
+        viewerLog(context, "  [3] bitmap OK (${decodedBitmap.width}x${decodedBitmap.height})")
+
+        // Сохраняем локально
         AttachmentFileManager.saveAttachment(
             context = context,
             blob = decrypted,
@@ -1048,15 +1113,10 @@ private suspend fun loadBitmapForViewerImage(
             publicKey = image.senderPublicKey,
             privateKey = privateKey
         )
-        AttachmentDownloadDebugLogger.log("Viewer image ready: id=$idShort")
+        viewerLog(context, "  saved locally → DONE")
-
         decodedBitmap
     } catch (e: Exception) {
-        val idShort =
+        viewerLog(context, "  EXCEPTION: ${e.javaClass.simpleName}: ${e.message}")
-            if (image.attachmentId.length <= 8) image.attachmentId else "${image.attachmentId.take(8)}..."
-        AttachmentDownloadDebugLogger.log(
-            "Viewer image ERROR: id=$idShort, reason=${e.javaClass.simpleName}: ${e.message ?: "unknown"}"
-        )
         null
     }
 }
@@ -1149,7 +1209,9 @@ fun extractImagesFromMessages(
                         timestamp = message.timestamp,
                         width = attachment.width,
                         height = attachment.height,
-                        caption = message.text
+                        caption = message.text,
+                        transportTag = attachment.transportTag,
+                        transportServer = attachment.transportServer
                     )
                 }
 
@@ -1172,7 +1234,9 @@ fun extractImagesFromMessages(
                         width = attachment.width,
                         height = attachment.height,
                         caption = message.replyData.text,
-                        chachaKeyPlainHex = message.replyData.chachaKeyPlainHex
+                        chachaKeyPlainHex = message.replyData.chachaKeyPlainHex,
+                        transportTag = attachment.transportTag,
+                        transportServer = attachment.transportServer
                     )
                 } ?: emptyList()
 
@@ -1196,7 +1260,9 @@ fun extractImagesFromMessages(
                             width = attachment.width,
                             height = attachment.height,
                             caption = fwd.text,
-                            chachaKeyPlainHex = fwd.chachaKeyPlainHex
+                            chachaKeyPlainHex = fwd.chachaKeyPlainHex,
+                            transportTag = attachment.transportTag,
+                            transportServer = attachment.transportServer
                         )
                     }
             }

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

@@ -62,6 +62,19 @@ import kotlinx.coroutines.flow.distinctUntilChanged
 import kotlinx.coroutines.launch
 import java.util.Locale
 
+private fun truncateEmojiSafe(text: String, maxLen: Int): String {
+    if (text.length <= maxLen) return text
+    var cutAt = maxLen
+    val lastColon = text.lastIndexOf(':', cutAt - 1)
+    if (lastColon >= 0) {
+        val sub = text.substring(lastColon)
+        if (sub.startsWith(":emoji_") && !sub.substring(1).contains(':')) {
+            cutAt = lastColon
+        }
+    }
+    return text.substring(0, cutAt).trimEnd() + "..."
+}
+
 /**
  * Message input bar and related components
  * Extracted from ChatDetailScreen.kt for better organization
@@ -683,9 +696,7 @@ fun MessageInputBar(
                                             } else if (msg.text.isEmpty() && hasImageAttachment) {
                                                 "Photo"
                                             } else {
-                                                val codePoints = msg.text.codePoints().limit(40).toArray()
+                                                truncateEmojiSafe(msg.text, 80)
-                                                val shortText = String(codePoints, 0, codePoints.size)
-                                                if (shortText.length < msg.text.length) "$shortText..." else shortText
                                             }
                                         } else "${panelReplyMessages.size} messages",
                                         fontSize = 13.sp,