diff --git a/app/src/main/java/com/shuwei/dish/match/ui/InitActivity.kt b/app/src/main/java/com/shuwei/dish/match/ui/InitActivity.kt
index 187661b..5b77cb3 100644
--- a/app/src/main/java/com/shuwei/dish/match/ui/InitActivity.kt
+++ b/app/src/main/java/com/shuwei/dish/match/ui/InitActivity.kt
@@ -33,6 +33,7 @@ class InitActivity : BaseActivity() {
     }
 
     private lateinit var binding: ActivityInitBinding
+    private var hasNavigated = false // 防止 onResume 多次触发重复路由
     private var startTime = 0L // 倒计时开始时间
     private var lastNetworkCheckTime = 0L // 上次检测网络的时间
     private val countdownHandler = Handler(Looper.getMainLooper())
@@ -92,6 +93,8 @@ class InitActivity : BaseActivity() {
 
 
     private fun startNextPage(withDelay: Boolean = false) {
+        if (hasNavigated) return
+        hasNavigated = true
         lifecycleScope.launch {
             if (withDelay) delay(2000)
             // 子设备：直接进入小屏专属页面，不走原有大屏业务流程
diff --git a/app/src/main/java/com/shuwei/dish/match/ui/PrepareFoodActivity.kt b/app/src/main/java/com/shuwei/dish/match/ui/PrepareFoodActivity.kt
index 6562272..f6a737d 100644
--- a/app/src/main/java/com/shuwei/dish/match/ui/PrepareFoodActivity.kt
+++ b/app/src/main/java/com/shuwei/dish/match/ui/PrepareFoodActivity.kt
@@ -31,6 +31,7 @@ import com.shuwei.dish.match.utils.SpTool
 import com.shuwei.dish.match.utils.WeightUtil
 import com.shuwei.dish.match.utils.ext.addOnActionSearchListener
 import com.shuwei.dish.match.utils.ext.clickWithDebounce
+import com.shuwei.dish.match.utils.ext.dp
 import com.shuwei.dish.match.utils.ext.gone
 import com.shuwei.dish.match.utils.ext.startActivity
 import com.shuwei.dish.match.utils.ext.toJsonString
@@ -417,18 +418,11 @@ class PrepareFoodActivity : BaseActivity() {
         return SwipeMenuItem(this).apply {
             setImage(R.drawable.ic_trash_white)
             setBackground(R.drawable.bg_swipe_delete)
-            width = dp2px(160)
+            width = 160.dp
             height = ViewGroup.LayoutParams.MATCH_PARENT
         }
     }
 
-    /**
-     * dp 转 px
-     */
-    private fun dp2px(dp: Int): Int {
-        return (dp * resources.displayMetrics.density + 0.5f).toInt()
-    }
-
     override fun onResume() {
         super.onResume()
         pageVisible = true
@@ -615,6 +609,8 @@ class PrepareFoodActivity : BaseActivity() {
         startActivity(intent) {
             foodId = it?.getStringExtra(FoodSearchActivity.FOOD_ID)
             val name = it?.getStringExtra(FoodSearchActivity.FOOD_NAME)
+            Log.d(TAG, "jumpSearch: foodId=$foodId, name=$name")
+            if (name.isNullOrBlank()) return@startActivity
             binding.etInputDish.run {
                 setText(name)
                 tag = name
diff --git a/app/src/main/java/com/shuwei/dish/match/ui/SamplingModeActivity.kt b/app/src/main/java/com/shuwei/dish/match/ui/SamplingModeActivity.kt
index dd18ded..4832ed3 100644
--- a/app/src/main/java/com/shuwei/dish/match/ui/SamplingModeActivity.kt
+++ b/app/src/main/java/com/shuwei/dish/match/ui/SamplingModeActivity.kt
@@ -165,22 +165,19 @@ class SamplingModeActivity : BaseActivity() {
     private val dishAdapter by lazy {
         FoodListAdapter(list = list, mode = FoodListAdapter.DisplayMode.SAMPLING_MODE).apply {
             isStateViewEnable = true
-            onItemClick = { position ->
-                judgeDeviceConfig {
-                    onItemClick(position)
-                }
+            onItemClick = onItemClick@{ position ->
+                // 在点击时立即捕获 item，避免协程挂起期间 list 刷新导致越界
+                val item = list.getOrNull(position) ?: return@onItemClick
+                judgeDeviceConfig { onItemClick(item) }
             }
         }
     }
 
-    private fun onItemClick(position: Int) {
-        val item = list[position]
+    private fun onItemClick(item: FoodRecord) {
         if (item.isCooking) {
-            //烹饪中，跳到称熟重页面
+            // 烹饪中，跳到称熟重页面
             startActivity<SubmitFoodActivity> {
-                putExtra(
-                    SubmitFoodActivity.FOOD_ITEM, item as Serializable
-                )
+                putExtra(SubmitFoodActivity.FOOD_ITEM, item as Serializable)
             }
             return
         }
@@ -221,7 +218,9 @@ class SamplingModeActivity : BaseActivity() {
             }
             // item 点击事件
             setOnItemClickListener { _, position ->
-                judgeDeviceConfig { onItemClick(position) }
+                // 在点击时立即捕获 item，避免协程挂起期间 list 刷新导致越界
+                val item = list.getOrNull(position) ?: return@setOnItemClickListener
+                judgeDeviceConfig { onItemClick(item) }
             }
             adapter = dishAdapter
         }
diff --git a/app/src/main/java/com/shuwei/dish/match/ui/fragment/DishListFragment.kt b/app/src/main/java/com/shuwei/dish/match/ui/fragment/DishListFragment.kt
index fa89c14..cd64674 100644
--- a/app/src/main/java/com/shuwei/dish/match/ui/fragment/DishListFragment.kt
+++ b/app/src/main/java/com/shuwei/dish/match/ui/fragment/DishListFragment.kt
@@ -23,6 +23,7 @@ import com.shuwei.dish.match.net.UiState
 import com.shuwei.dish.match.ui.CookingModeActivity
 import com.shuwei.dish.match.ui.PrepareFoodActivity
 import com.shuwei.dish.match.ui.SubmitFoodActivity
+import com.shuwei.dish.match.utils.ext.dp
 import com.shuwei.dish.match.utils.ext.startActivity
 import com.shuwei.dish.match.utils.ext.toast
 import com.yanzhenjie.recyclerview.SwipeMenuItem
@@ -140,15 +141,11 @@ class DishListFragment : BaseFragment<FragmentDishListBinding>() {
         return SwipeMenuItem(context).apply {
             setImage(R.drawable.ic_trash_white)
             setBackground(R.drawable.bg_swipe_delete)
-            width = dp2px(context, 160)
+            width = 160.dp
             height = ViewGroup.LayoutParams.MATCH_PARENT
         }
     }
 
-    private fun dp2px(context: Context, dp: Int): Int {
-        return (dp * context.resources.displayMetrics.density + 0.5f).toInt()
-    }
-
     /**
      * 用 combine 同时监听网络结果与本地数据，网络成功时统一合并渲染
      * pageNo > 1（加载更多）时 cookFoodListState 不参与合并，直接追加网络数据