fix(sync): instant input clearing, app switch auto-canvas reset, and bidirectional empty state synchronization

android/app/src/main/java/com/soniox/remotemic/MainActivity.kt

@@ -89,7 +89,7 @@ class MainActivity : AppCompatActivity() {
         setupUI()
         checkPermissions()
         
-        AppLogger.log("Main", "اپلیکیشن همگام‌سازی صوتی سانی‌اوکس راه‌اندازی شد (نسخه بهینه‌شده فوق‌سریع v5.7)")
+        AppLogger.log("Main", "اپلیکیشن همگام‌سازی صوتی سانی‌اوکس راه‌اندازی شد (نسخه بهینه‌شده فوق‌سریع v5.8)")
         
         // Initialize Collaborative WebSocket Client
         streamDictationClient = StreamDictationClient(
@@ -105,8 +105,8 @@ class MainActivity : AppCompatActivity() {
                 if (state.source != "android") {
                     val timeSinceLocalEdit = System.currentTimeMillis() - lastLocalUserEditTime
                     
-                    // If user is actively typing or recording right now on phone, do not override
-                    if ((timeSinceLocalEdit < 1000L && binding.etTranscript.hasFocus()) || isCurrentlyRecording) {
+                    // If user is actively typing right now on phone, do not override
+                    if ((timeSinceLocalEdit < 600L && binding.etTranscript.hasFocus()) || isCurrentlyRecording) {
                         return@StreamDictationClient
                     }
                     
@@ -115,12 +115,8 @@ class MainActivity : AppCompatActivity() {
                         return@StreamDictationClient
                     }
                     
-                    // Ghost empty sync protection for opaque apps
-                    if (state.text.isEmpty() && lastLocalText.isNotEmpty() && state.source == "mac") {
-                        if (state.app.isNotEmpty() && state.app != "Desktop" && state.app != "App") {
-                            binding.tvMacStatus.text = "متصل به ${state.app} 🖥️"
-                        }
-                        return@StreamDictationClient
+                    if (state.app.isNotEmpty() && state.app != "Desktop" && state.app != "App") {
+                        binding.tvMacStatus.text = "متصل به ${state.app} 🖥️"
                     }
                     
                     if (state.text != lastLocalText) {
@@ -128,21 +124,14 @@ class MainActivity : AppCompatActivity() {
                         lastLocalText = state.text
                         currentRevision = state.revision
                         
-                        val currentCursor = binding.etTranscript.selectionStart
                         binding.etTranscript.setText(state.text)
-                        
-                        val targetCursor = if (binding.etTranscript.hasFocus() && currentCursor >= 0) {
-                            currentCursor.coerceIn(0, state.text.length)
-                        } else {
-                            state.cursor.coerceIn(0, state.text.length)
-                        }
+                        val targetCursor = state.cursor.coerceIn(0, state.text.length)
                         binding.etTranscript.setSelection(targetCursor)
                         
-                        isApplyingRemoteUpdate = false
-                    }
+                        val wordCount = if (state.text.trim().isEmpty()) 0 else state.text.trim().split("\\s+".toRegex()).size
+                        binding.tvCharCount.text = "$wordCount کلمه"
                         
-                    if (state.app.isNotEmpty() && state.app != "Desktop" && state.app != "App") {
-                        binding.tvMacStatus.text = "متصل به ${state.app} 🖥️"
+                        isApplyingRemoteUpdate = false
                     }
                 }
             },
@@ -297,13 +286,18 @@ class MainActivity : AppCompatActivity() {
             isApplyingRemoteUpdate = true
             binding.etTranscript.setText("")
             lastLocalText = ""
+            binding.tvCharCount.text = "0 کلمه"
             lastLocalUserEditTime = System.currentTimeMillis()
             isApplyingRemoteUpdate = false
             
             pendingSyncRunnable?.let { debounceHandler.removeCallbacks(it) }
             pendingSyncRunnable = null
             
-            streamDictationClient?.sendPhoneEdit("", 0)
+            // Cleanly clear active box on Mac as well (Cmd+A -> Backspace)
+            streamDictationClient?.sendForceReplace("", 0)
+            lifecycleScope.launch {
+                sendDirectPaste("", 0)
+            }
             binding.tvInstruction.text = getString(R.string.hold_to_speak)
             binding.tvInstruction.setTextColor(ContextCompat.getColor(this, R.color.text_secondary))
         }

mac/src/FocusedInputSync.swift

@@ -173,12 +173,14 @@ public final class FocusedInputSync {
         let appChanged = (appName != lastObservedApp)
         if appChanged {
             lastObservedApp = appName
+            lastObservedText = ""
+            lastObservedCursor = 0
         }
         
         guard let elem = elemOpt else {
-            if appChanged && !lastObservedText.isEmpty {
+            if appChanged {
                 localRevision += 1
-                return MacInputState(app: appName, text: lastObservedText, cursor: lastObservedCursor, selection: 0, revision: localRevision)
+                return MacInputState(app: appName, text: "", cursor: 0, selection: 0, revision: localRevision)
             }
             return nil
         }
@@ -214,11 +216,6 @@ public final class FocusedInputSync {
             }
         }
         
-        // Ghost empty suppression for non-native containers
-        if text.isEmpty && !lastObservedText.isEmpty && !isTextRole {
-            return nil
-        }
-        
         var cursor = text.count
         var selLen = 0
         var rangeObj: CFTypeRef?