Prevent multiple clicks of navigation icon on contacts screen

app/src/main/kotlin/com/tutpro/baresip/ContactsScreen.kt

@@ -38,8 +38,11 @@ import androidx.compose.material3.Text
 import androidx.compose.material3.TopAppBar
 import androidx.compose.material3.TopAppBarDefaults
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableIntStateOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
@@ -77,6 +80,7 @@ fun NavGraphBuilder.contactsScreenRoute(
 private fun ContactsScreen(navController: NavController, viewModel: ViewModel) {
 
     val ctx = LocalContext.current
+    var navigationClicks by remember { mutableIntStateOf(0) }
 
     Scaffold(
         modifier = Modifier.fillMaxSize().imePadding(),
@@ -103,7 +107,13 @@ private fun ContactsScreen(navController: NavController, viewModel: ViewModel) {
                         titleContentColor = MaterialTheme.colorScheme.onPrimary,
                     ),
                     navigationIcon = {
-                        IconButton(onClick = { navController.popBackStack() }) {
+                        IconButton(
+                            onClick = {
+                                navigationClicks++
+                                if (navigationClicks == 1)
+                                    navController.popBackStack()
+                            }
+                        ) {
                             Icon(
                                 imageVector = Icons.AutoMirrored.Filled.ArrowBack,
                                 contentDescription = "Back",