bug fix

app/src/main/java/com/example/smarthome/ui/MainScaffold.kt

@@ -654,9 +654,6 @@ fun FloatingBottomNav(
     onNavItemSelect: (Int) -> Unit = {},
     modifier: Modifier = Modifier
 ) {
-    // 监听语言变化以触发重组
-    val currentLang by LanguageManager.currentLanguage.collectAsState()
-    
     val navItems = listOf(
         R.drawable.ic_dashboard,
         R.drawable.ic_scene,
@@ -667,7 +664,6 @@ fun FloatingBottomNav(
     
     val itemWidth = 52.dp
     val itemSpacing = 4.dp
-    val totalItemWidth = itemWidth + itemSpacing
     
     // 是否正在拖动
     var isDragging by remember { mutableStateOf(false) }
@@ -709,9 +705,6 @@ fun FloatingBottomNav(
         label = "liquid_glass_offset"
     )
     
-    
-    val density = LocalDensity.current
-    
     // 菜单栏高度（胶囊形）
     val navBarHeight = 68.dp
     val navBarPadding = 10.dp
@@ -850,10 +843,6 @@ fun FloatingBottomNav(
 
 @Composable
 fun SideNavRail(selectedNavItem: Int = 0, onNavItemSelect: (Int) -> Unit = {}) {
-    val context = androidx.compose.ui.platform.LocalContext.current
-    val selectedBg by com.example.smarthome.data.BackgroundManager.selectedBackground.collectAsState()
-    val isDarkMode = com.example.smarthome.data.BackgroundManager.backgrounds.getOrNull(selectedBg)?.isDark ?: false
-    
     Column(
         modifier = Modifier
             .width(100.dp)
@@ -862,8 +851,6 @@ fun SideNavRail(selectedNavItem: Int = 0, onNavItemSelect: (Int) -> Unit = {}) {
         verticalArrangement = Arrangement.SpaceBetween
     ) {
         // 上半部分：导航项
-        // 监听语言变化以触发重组
-        val currentLang by LanguageManager.currentLanguage.collectAsState()
         
         Column(verticalArrangement = Arrangement.spacedBy(16.dp)) {
             Spacer(modifier = Modifier.height(48.dp))
@@ -1091,8 +1078,6 @@ fun UserAvatar(
     avatarUrl: String,
     onClick: () -> Unit
 ) {
-    val context = androidx.compose.ui.platform.LocalContext.current
-    
     Box(
         modifier = Modifier
             .size(40.dp)
@@ -2026,7 +2011,7 @@ fun ModeButtonsRow(onModeSelected: (Mode) -> Unit) {
 fun ModeButton(
     text: String,
     modifier: Modifier,
-    brush: Brush,
+    @Suppress("UNUSED_PARAMETER") brush: Brush,
     selected: Boolean,
     onClick: () -> Unit
 ) {
@@ -2058,14 +2043,6 @@ fun ModeButton(
         label = "elevation"
     )
     
-    val iconScale by androidx.compose.animation.core.animateFloatAsState(
-        targetValue = if (selected) 1.1f else 1f,
-        animationSpec = androidx.compose.animation.core.spring(
-            dampingRatio = androidx.compose.animation.core.Spring.DampingRatioMediumBouncy
-        ),
-        label = "icon_scale"
-    )
-    
     val view = LocalView.current
 
     LaunchedEffect(interaction) {