refactor(serial): 将串口配置常量重命名为大写格式

- 将 portName 常量重命名为 PORT_NAME
- 将 baudRate 常量重命名为 BAUD_RATE
- 更新代码中对这些常量的引用以使用新的命名约定
- 保持串口通信功能完全不变

app/src/main/AndroidManifest.xml

@@ -43,7 +43,7 @@
             android:name=".activity.ShelfActivity"
             android:screenOrientation="portrait"
             tools:ignore="DiscouragedApi,LockedOrientationActivity" />
-        <activity android:name="com.shuwei.intelligent.shelves.activity.SettingActivity" />
+<!--        <activity android:name="com.shuwei.intelligent.shelves.activity.SettingActivity" />-->
         <activity android:name="com.shuwei.intelligent.shelves.activity.LogActivity" />
 
         <receiver

app/src/main/java/com/shuwei/intelligent/shelves/activity/HomeActivity.kt

@@ -3,10 +3,11 @@ package com.shuwei.intelligent.shelves.activity
 import android.annotation.SuppressLint
 import android.content.Intent
 import android.graphics.Color
+import android.os.Build
 import android.os.Bundle
 import android.os.Handler
 import android.os.Looper
-import android.util.SparseIntArray
+import androidx.activity.addCallback
 import androidx.activity.viewModels
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.lifecycleScope
@@ -28,7 +29,6 @@ import com.shuwei.intelligent.shelves.net.Loading
 import com.shuwei.intelligent.shelves.net.NetViewModel
 import com.shuwei.intelligent.shelves.net.RespData
 import com.shuwei.intelligent.shelves.net.UiState
-import com.shuwei.intelligent.shelves.serial.ProtocolConstants.ACTIVE_CMD
 import com.shuwei.intelligent.shelves.serial.ProtocolConstants.C_TEMP_CMD
 import com.shuwei.intelligent.shelves.serial.ProtocolConstants.FOOTER
 import com.shuwei.intelligent.shelves.serial.ProtocolConstants.HEADER
@@ -37,38 +37,30 @@ import com.shuwei.intelligent.shelves.serial.ProtocolConstants.RIGHT_SHELF_OPEN_
 import com.shuwei.intelligent.shelves.serial.ProtocolConstants.START_TEMP_CTRL_CMD
 import com.shuwei.intelligent.shelves.serial.SerialFrameParser
 import com.shuwei.intelligent.shelves.serial.SerialPortManager
+import com.shuwei.intelligent.shelves.serial.SerialProtocolHandler
+import com.shuwei.intelligent.shelves.utils.GridLayoutTool
 import com.shuwei.intelligent.shelves.utils.IntervalExecutor
-import com.shuwei.intelligent.shelves.utils.binaryToHex
 import com.shuwei.intelligent.shelves.utils.ext.copyTextToClipboard
 import com.shuwei.intelligent.shelves.utils.ext.gone
 import com.shuwei.intelligent.shelves.utils.ext.toJsonString
 import com.shuwei.intelligent.shelves.utils.ext.toast
 import com.shuwei.intelligent.shelves.utils.ext.visible
-import com.shuwei.intelligent.shelves.utils.hexToBinary
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.launch
+import kotlinx.coroutines.runBlocking
 import org.greenrobot.eventbus.EventBus
 import org.greenrobot.eventbus.Subscribe
 import org.greenrobot.eventbus.ThreadMode
-import java.text.SimpleDateFormat
-import java.util.Date
-import java.util.Locale
-import java.util.TimeZone
 
 class HomeActivity : BaseActivity() {
 
-    companion object {
-        private const val TAG = "HomeActivity"
-        private const val LOG_PREFIX = "receiveSerialPortData:收到"
-        private const val MM_DD_EEEE__HH_MM_SS = "MM月dd日 EEEE  HH:mm:ss"
-    }
+    companion object {}
+
+    override val enableRightStatusMenu: Boolean = true
 
     // 货架列表数据
     private val list: MutableList<ShelfModel> = mutableListOf()
 
-    // 各传感器重量数据，key 为货架编号
-    private val weightArray = SparseIntArray()
-
     // 当前选中货架下标
     private var shelfIndex = 0
 
@@ -78,13 +70,52 @@ class HomeActivity : BaseActivity() {
     // 当前湿度
     private var showHumidity = "0"
 
-    // 是否在点击货架时发送开锁指令；有门锁的部署点（如1楼餐厅）为 true，无门锁的部署点（如401室）为 false
-    private var isNeedOpenLock = true
+    // 仅特定 deviceId 的部署点需要发送开锁指令
+    private fun isNeedOpenLock() = App.deviceId == "4787e213-90ab-3e32-88e0-ac271a937751"
+
+    private var deviceName = ""
 
     private lateinit var binding: ActivityHomeBinding
 
     private val viewModel: NetViewModel by viewModels()
 
+    // 串口协议解析器，通过回调通知本 Activity
+    private val serialProtocolHandler =
+        SerialProtocolHandler(object : SerialProtocolHandler.Callback {
+            override fun onSendCmd(cmd: String) = sendCmd(cmd)
+
+            override fun onWeightUpdated(shelfNo: Int, weight: Int) {
+                if (shelfNo in 1..list.size) {
+                    list.firstOrNull { it.deviceNo == shelfNo }?.let { model ->
+                        model.weight = weight.toDouble()
+                        val pos = list.indexOf(model)
+                        shelfAdapter.notifyItemChanged(pos)
+                        log("getWeightInfo: deviceNo=${model.deviceNo},realWeight=$weight")
+                        EventBus.getDefault().post(SendWeightEvent(model.deviceNo, weight))
+                    }
+                }
+            }
+
+            override fun onTempReport(logMsg: String) {
+                updateLeftStatus(deviceName)
+                log(logMsg)
+//            if (tipDialog == null) {
+//                tipDialog = CommonDialog(this@HomeActivity).apply {
+//                    dialogTitle = "温馨提示"
+//                    confirmBlock = { logMsg.copyTextToClipboard(this@HomeActivity) }
+//                }
+//            }
+//            if (tipDialog?.isShowing == false) {
+//                tipDialog?.dialogContent = logMsg
+//                tipDialog?.show()
+//            }
+            }
+
+            override fun onLog(message: String) = log(message)
+        })
+
+    private val serialFrameParser = SerialFrameParser()
+
     @SuppressLint("NotifyDataSetChanged")
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -92,10 +123,12 @@ class HomeActivity : BaseActivity() {
         EventBus.getDefault().register(this)
         setBackground()
         setContentView(binding.root)
+        onBackPressedDispatcher.addCallback(this) {
 
+        }
         updateLeftStatus("")
-
         initRecyclerView()
+
         // 串口初始化，独立协程，不阻塞网络状态监听
         lifecycleScope.launch {
             val openState = SerialPortManager.open()
@@ -105,14 +138,19 @@ class HomeActivity : BaseActivity() {
                     // 切换到主线程协程处理串口数据
                     lifecycleScope.launch {
                         runCatching { receiveSerialPortData(data) }
-                            .onFailure { it.printStackTrace() }
+                            .onFailure {
+                                it.printStackTrace()
+                                log("串口数据处理异常: ${it.message}")
+                                toast("串口数据处理异常，请检查设备连接")
+                            }
                     }
                 }
             }
         }
+
         // 网络状态监听，独立协程，与串口初始化并行执行
         lifecycleScope.launch {
-            repeatOnLifecycle(Lifecycle.State.CREATED) {
+            repeatOnLifecycle(Lifecycle.State.STARTED) {
                 launch {
                     viewModel.getAccessTokenUiState.collect { state ->
                         when (state) {
@@ -133,8 +171,31 @@ class HomeActivity : BaseActivity() {
                         }
                     }
                 }
+                launch {
+                    viewModel.updateOverdueStateUiState.collect { state ->
+                        if (state is UiState.Success<*>) {
+                            val respData = state.data as? RespData<*>
+                            if (respData == null) {
+                                log("updateOverdueState: 数据类型错误，期望 RespData")
+                                return@collect
+                            }
+                            val shelfResult = respData.data as? ShelfResult
+                            if (shelfResult == null) {
+                                log("updateOverdueState: 数据类型错误，期望 ShelfResult")
+                                return@collect
+                            }
+                            val items = shelfResult.containerGoodsList
+                            if (items.isNullOrEmpty()) {
+                                log("updateOverdueState: 货架列表为空")
+                                return@collect
+                            }
+                            applyOverdueState(items)
+                        }
+                    }
+                }
             }
         }
+
         binding.root.postDelayed({
             sendCmd(START_TEMP_CTRL_CMD)
             sendCmd(C_TEMP_CMD)
@@ -146,6 +207,13 @@ class HomeActivity : BaseActivity() {
         viewModel.getShelfList(deviceId = App.deviceId)
     }
 
+    private val defDeviceList = listOf(
+        //原410货柜
+        "7a991439-3a12-3ef7-809b-c0258b839473",
+        //原1楼餐厅货柜
+        "4787e213-90ab-3e32-88e0-ac271a937751"
+    )
+
     private fun getTokenSuccess(data: RespData<*>) {
         log("getTokenSuccess: $data")
         data.data?.let {
@@ -162,27 +230,24 @@ class HomeActivity : BaseActivity() {
     private fun updateUI(data: RespData<*>) {
         binding.include?.root?.gone()
         window?.decorView?.postDelayed({ Loading.dismiss() }, 500)
-        if (data.data !is ShelfResult) {
+        val shelfResult = data.data as? ShelfResult
+        if (shelfResult == null) {
+            log("updateUI: 数据类型错误，期望 ShelfResult，实际类型：${data.data?.javaClass?.simpleName}")
             loadEmptyView()
             return
         }
-        deviceName = data.data.deviceName
+        deviceName = shelfResult.deviceName
+        updateLeftStatus(deviceName)
 
-        updateLeftStatus("$deviceName")
-
-        App.canteenId = data.data.placeId
-        val tempList = data.data.containerGoodsList
+        App.canteenId = shelfResult.placeId
+        var tempList = shelfResult.containerGoodsList
         if (tempList.isNullOrEmpty()) {
             loadEmptyView()
             return
         }
         list.clear()
-        val subList01 = tempList.subList(0, tempList.size / 2)
-        val subList02 = tempList.subList(tempList.size / 2, tempList.size)
-        repeat(tempList.size / 2) { index ->
-            list.add(subList01[index].also { it.deviceId = App.deviceId })
-            list.add(subList02[index].also { it.deviceId = App.deviceId })
-        }
+        tempList = GridLayoutTool.initListSort(tempList)
+        list.addAll(tempList)
         shelfAdapter.notifyDataSetChanged()
     }
 
@@ -192,135 +257,13 @@ class HomeActivity : BaseActivity() {
         loadEmptyView()
     }
 
-    /**
-     * 终端id
-     */
-    private var terminalId: String = ""
-
-    /**
-     * 固件版本
-     */
-    private var terminalVersion: String = ""
-
-    private val serialFrameParser = SerialFrameParser()
-
     private fun receiveSerialPortData(srcData: String) {
         log("receiveSerialPortData: $srcData")
         // 重置无数据计时，并关闭已显示的超时提示弹窗
         lastDataReceivedTime = System.currentTimeMillis()
         noDataWarningDialog?.takeIf { it.isShowing }?.dismiss()
         val frame = serialFrameParser.parse(srcData) ?: return
-        handleReceivedData(frame)
-    }
-
-    private fun handleReceivedData(data: String) {
-        if (data.isEmpty()) {
-            return
-        }
-
-        val cmd = data.substring(HEADER.length, HEADER.length + 4)
-        val cmdFlag = cmd.substring(0, 2)
-        when (cmd) {
-            "0001" -> {
-                //终端发起激活指令，拿到固定数据体（终端ID-15字节、固件版本-5字节、命令次数-1字节）
-                val reqBody =
-                    data.substring(HEADER.length + cmd.length, data.length - FOOTER.length)
-                if (reqBody.length == 44) {
-                    terminalId = reqBody.substring(2, 32)
-                    terminalVersion = reqBody.substring(32, 42)
-                    log("${LOG_PREFIX}[激活]${cmdFlag}指令:${data}，终端id:${terminalId},固件版本:${terminalVersion}，发送激活命令:$ACTIVE_CMD")
-                    sendCmd(ACTIVE_CMD)
-                }
-            }
-
-            "0101", "8101" -> {
-                //心跳0102${p1}${p2}${version}
-                //心跳81（终端发起，当终端发送此命令时需要服务端存储串口屏显示信息）
-                val respCmd = "${HEADER}01020506${terminalVersion}$FOOTER"
-                log("${LOG_PREFIX}[心跳]${cmdFlag}指令:${data}，发送应答指令:${respCmd}")
-                sendCmd(respCmd)
-                heartBeat(data)
-            }
-
-            "0202" -> {
-                //开关锁反馈020200${deviceId}${version}
-                val respCmd = "${HEADER}020200${terminalId}${terminalVersion}$FOOTER"
-                log("${LOG_PREFIX}[开锁]${cmdFlag}指令:${data}，发送应答指令:${respCmd}")
-                sendCmd(respCmd)
-            }
-
-            "0302" -> {
-                //获取设备状态
-                log("${LOG_PREFIX}[获取设备状态]${cmdFlag}指令:${data}")
-                getDeviceInfo(data)
-            }
-
-            "0501" -> {
-                //卡号上发
-                val respCmd = "${HEADER}050203$FOOTER"
-                log("${LOG_PREFIX}[卡号上发]${cmdFlag}指令:${data}，发送应答指令:${respCmd}")
-                sendCmd(respCmd)
-            }
-
-            "0B01" -> {
-                //操作记录上传
-                val respCmd = "${HEADER}0B0203$FOOTER"
-                log("${LOG_PREFIX}[操作记录上传]${cmdFlag}指令:${data}，发送应答指令:${respCmd}")
-                sendCmd(respCmd)
-            }
-
-            "0C01" -> {
-                //对时
-                val nowMs = System.currentTimeMillis()
-                val timeLong = nowMs / 1000 + TimeZone.getDefault().getOffset(nowMs) / 1000
-                val timeStr = "0000000" + String.format("%X", timeLong)
-                val time =
-                    timeStr.substring(timeStr.length - 8).chunked(2).reversed().joinToString("")
-                val respCmd = "${HEADER}0B02${time}$FOOTER"
-                log("${LOG_PREFIX}[对时]${cmdFlag}指令:${data}，发送应答指令:${respCmd}")
-                sendCmd(respCmd)
-            }
-
-            "0E01" -> {
-                //终端位置上报
-                val respCmd = "${HEADER}0E0200$FOOTER"
-                log("${LOG_PREFIX}[终端位置上报]${cmdFlag}指令:${data}，发送应答指令:${respCmd}")
-                sendCmd(respCmd)
-            }
-
-            "1001" -> {
-                //温控信息上报
-                val respCmd = "${HEADER}100200$FOOTER"
-                val logMsg =
-                    "${LOG_PREFIX}[温控信息上报]${cmdFlag}指令:${data}，发送应答指令:${respCmd}"
-                log(logMsg)
-                sendCmd(respCmd)
-                updateLeftStatus("$deviceName")
-
-                if (tipDialog == null) {
-                    tipDialog = CommonDialog(this).apply {
-                        dialogTitle = "温馨提示"
-                        confirmBlock = {
-                            logMsg.copyTextToClipboard(this@HomeActivity)
-                        }
-                    }
-                }
-                if (tipDialog?.isShowing == false) {
-                    tipDialog?.dialogContent = logMsg
-                    tipDialog?.show()
-                }
-            }
-
-            "1002" -> {
-                log("${LOG_PREFIX}[温控信息应答]1002数据：${data}")
-            }
-
-            "0F02" -> {
-                log("${LOG_PREFIX}[温控信息应答]0F02数据：${data}")
-            }
-
-            else -> {}
-        }
+        serialProtocolHandler.handle(frame)
     }
 
     private var tipDialog: CommonDialog? = null
@@ -337,12 +280,16 @@ class HomeActivity : BaseActivity() {
      */
     private val noDataWatchdogTask = object : Runnable {
         override fun run() {
+            // 生命周期检查，防止 Activity 销毁后继续执行
+            if (isFinishing || isDestroyed) return
+
             val elapsed = System.currentTimeMillis() - lastDataReceivedTime
             if (elapsed >= 5 * 60 * 1000L) {
                 if (noDataWarningDialog == null) {
                     noDataWarningDialog = CommonDialog(this@HomeActivity).apply {
                         dialogTitle = "设备提示"
-                        dialogContent = "长时间未收到数据，若无法开门或秤重量不更新情况，请考虑断电重启设备"
+                        dialogContent =
+                            "长时间未收到数据，若无法开门或秤重量不更新情况，请考虑断电重启设备"
                     }
                 }
                 if (noDataWarningDialog?.isShowing == false) {
@@ -353,119 +300,24 @@ class HomeActivity : BaseActivity() {
         }
     }
 
-    private fun heartBeat(data: String) {
-        runCatching {
-            if (data.length < 200) {
-                return
-            }
-            val weightStartIndex = 14
-            val weightEndIndex = weightStartIndex + 12 * 8
-            getWeightInfo(
-                start = weightStartIndex,
-                end = weightEndIndex,
-                data = data
-            )
-            val temperatureStartIndex = 158
-            val temperatureEndIndex = temperatureStartIndex + 2
-
-            getFixDataBody(data, temperatureEndIndex)
-        }.onFailure {
-            it.printStackTrace()
-        }
-    }
-
-    private var deviceName = ""
-
-    private fun getWeightInfo(start: Int, end: Int, data: String) {
-        var index = 1
-        var count = start
-        while (count < end) {
-            val weightInfo = data.substring(count, count + 8)
-            var weightHex = ""
-            weightInfo.run {
-                weightHex =
-                    substring(6, 8) + substring(4, 6) + substring(2, 4) + substring(0, 2)
-            }
-            var realWeight = 0
-            var firstByteBinary = hexToBinary(weightHex.substring(0, 2))
-            if (firstByteBinary.startsWith("0")) {
-                //正数
-                realWeight = weightHex.toInt()
-            } else {
-                //负数
-                firstByteBinary = "0${firstByteBinary.substring(1)}"
-                val firstByteHex = binaryToHex(firstByteBinary)
-                weightHex = firstByteHex + weightHex.substring(2)
-                realWeight = -1 * weightHex.toInt()
-            }
-            weightArray.put(index, realWeight)
-
-            if (index in 1..10 && list.size == 10) {
-                list.firstOrNull { it.deviceNo == index }?.let {
-                    it.weight = realWeight.toDouble()
-                    val pos = list.indexOf(it)
-                    shelfAdapter.notifyItemChanged(pos)
-                    log("getWeightInfo: deviceNo=${it.deviceNo},realWeight=${realWeight}")
-                    EventBus.getDefault().post(SendWeightEvent(it.deviceNo, realWeight))
-                }
-            }
-
-            count += 8
-            index++
-        }
-    }
-
-    private fun getDeviceInfo(data: String) {
-        log("getDeviceInfo: data=$data")
-        val weightStartIndex = HEADER.length + 14
-        val temperatureStartIndex = weightStartIndex + 12 * 8
-        val temperatureEndIndex = temperatureStartIndex + 2
-        val temperatureHex = try {
-            data.substring(temperatureStartIndex, temperatureEndIndex)
-        } catch (e: Exception) {
-            e.printStackTrace()
-            return
-        }
-        updateLeftStatus("$deviceName")
-
-        getWeightInfo(
-            start = weightStartIndex,
-            end = temperatureStartIndex,
-            data = data
-        )
-
-        getFixDataBody(data, temperatureEndIndex)
-    }
-
     /**
-     * 从心跳帧或设备状态帧中补充解析 terminalId / terminalVersion。
-     * 激活指令（0001）是获取这两个字段的首选来源；
-     * 若激活指令尚未到来，则通过此方法从心跳/设备状态帧中兜底解析。
-     *
-     * @param data 完整协议帧字符串
-     * @param temperatureEndIndex 温度字段结束位置（固定数据体紧随其后）
+     * 用户超时无操作时关灯
      */
-    private fun getFixDataBody(data: String, temperatureEndIndex: Int) {
-        try {
-            // 已通过激活指令成功解析过，无需重复解析
-            if (terminalId.isNotBlank() && terminalVersion.isNotBlank()) {
-                return
-            }
-            val fixDataBodyStartIndex = temperatureEndIndex + 1
-            val fixDataBody = data.substring(fixDataBodyStartIndex, data.length - FOOTER.length)
-            // 固定数据体长度：terminalId 30字节 + terminalVersion 10字节 + 其他2字节 = 42字节
-            if (fixDataBody.length == 42) {
-                terminalId = fixDataBody.substring(0, 30)
-                terminalVersion = fixDataBody.substring(30, 40)
-                log("receiveSerialPortData:从设备状态获取数据，终端id:${terminalId},固件版本:${terminalVersion}")
-            }
-        } catch (e: Exception) {
-            e.printStackTrace()
-        }
+    override fun onUserInactive() {
+        switchLight(false)
     }
 
     override fun onDestroy() {
-        SerialPortManager.close()
+        // 清理 Handler 所有回调，防止内存泄漏
+        handler.removeCallbacksAndMessages(null)
+
+        // 关闭并释放 Dialog 引用，防止内存泄漏
+        tipDialog?.dismiss()
+        tipDialog = null
+        noDataWarningDialog?.dismiss()
+        noDataWarningDialog = null
+
+        runBlocking { SerialPortManager.close() }
         saveTaskJob?.cancel()
         overdueTaskJob?.cancel()
         EventBus.getDefault().unregister(this)
@@ -486,7 +338,7 @@ class HomeActivity : BaseActivity() {
     private fun onShelfItemClicked(position: Int) {
         shelfIndex = position
         lifecycleScope.launch {
-            if (isNeedOpenLock) {
+            if (isNeedOpenLock()) {
                 val openCmd = if (list[position].deviceNo in 1..5)
                     LEFT_SHELF_OPEN_CMD
                 else
@@ -504,9 +356,13 @@ class HomeActivity : BaseActivity() {
     /**
      * 处理 ShelfActivity 返回结果：更新本地列表数据并同步到服务端
      */
-    @Suppress("DEPRECATION")
     private fun onShelfActivityResult(position: Int, intent: Intent) {
-        val model = intent.getSerializableExtra(ShelfActivity.SHELF_MODEL) as ShelfModel
+        @Suppress("DEPRECATION")
+        val model = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            intent.getSerializableExtra(ShelfActivity.SHELF_MODEL, ShelfModel::class.java)
+        } else {
+            intent.getSerializableExtra(ShelfActivity.SHELF_MODEL) as? ShelfModel
+        } ?: return
         list[position].apply {
             goodsId = model.goodsId
             goodsName = model.goodsName
@@ -516,30 +372,15 @@ class HomeActivity : BaseActivity() {
             }
         }
         shelfAdapter.notifyItemChanged(position)
-
-        try {
-            val submitList = list.sortedBy { it.deviceNo }
-            val body = ShelfBody().also { body ->
-                body.deviceId = App.deviceId ?: ""
-                body.canteenId = App.canteenId
-                body.temperature = showTemperatureC
-                body.humidity = showHumidity
-                body.goodsList = submitList
-            }
-            log("performSync: body:${body.toJsonString()}")
-            viewModel.saveShelfGoodsList(body)
-        } catch (e: Exception) {
-            e.printStackTrace()
-        }
+        syncShelfGoodsToServer()
     }
 
     private fun initRecyclerView() {
-        binding.rvShelf.run {
-            layoutManager =
-                GridLayoutManager(this@HomeActivity, 2, GridLayoutManager.VERTICAL, false)
-            adapter = shelfAdapter
-
-            itemAnimator.let {
+        val layoutManager = GridLayoutTool.getLayoutManager(this@HomeActivity) ?: return
+        binding.rvShelf.let {
+            it.layoutManager = layoutManager
+            it.adapter = shelfAdapter
+            it.itemAnimator.let {
                 if (it is DefaultItemAnimator) {
                     it.supportsChangeAnimations = false
                 }
@@ -547,32 +388,17 @@ class HomeActivity : BaseActivity() {
         }
     }
 
-    private val dateTimeFormatter by lazy { SimpleDateFormat(MM_DD_EEEE__HH_MM_SS, Locale.CHINA) }
-
-    private fun updateDateTime() {
-        val dateTime = dateTimeFormatter.format(Date())
-        updateRightStatus(dateTime)
-    }
-
     private val handler = Handler(Looper.getMainLooper())
-    private val updateTask = object : Runnable {
-        override fun run() {
-            updateDateTime()
-            handler.postDelayed(this, 1000)
-        }
-    }
 
     override fun onResume() {
         super.onResume()
         hideStatusBar()
-        handler.post(updateTask)
         // 启动无数据看门狗（每30秒检查一次）
         handler.postDelayed(noDataWatchdogTask, 30 * 1000L)
     }
 
     override fun onPause() {
         super.onPause()
-        handler.removeCallbacks(updateTask)
         // 停止无数据看门狗
         handler.removeCallbacks(noDataWatchdogTask)
     }
@@ -581,7 +407,6 @@ class HomeActivity : BaseActivity() {
     private fun loadEmptyView() {
         list.clear()
         shelfAdapter.notifyDataSetChanged()
-
         binding.include?.let {
             it.root.visible()
             it.root.setOnClickListener {
@@ -593,7 +418,7 @@ class HomeActivity : BaseActivity() {
     }
 
     @Subscribe(threadMode = ThreadMode.MAIN)
-    public fun clearEmptyShelf(event: ClearShelfEvent) {
+    fun clearEmptyShelf(event: ClearShelfEvent) {
         val item = list.firstOrNull { it.deviceNo == event.shelfNo }
         item?.apply {
             goodsId = ""
@@ -607,61 +432,67 @@ class HomeActivity : BaseActivity() {
     }
 
     private val taskExecutor by lazy { IntervalExecutor() }
-    private var saveTaskJob: Job?=null
+    private var saveTaskJob: Job? = null
 
     /**
      * 保存定时任务
      */
     private fun saveGoodsTask() {
-        saveTaskJob = taskExecutor.startIntervalTaskWithInitialDelay(1 * 60 * 1000L, 5 * 60 * 1000L) {
-            saveShelfGoodsList()
-        }
+        saveTaskJob =
+            taskExecutor.startIntervalTaskWithInitialDelay(1 * 60 * 1000L, 5 * 60 * 1000L) {
+                syncShelfGoodsToServer()
+            }
     }
 
-    private var overdueTaskJob: Job?=null
+    private var overdueTaskJob: Job? = null
 
     /**
      * 过期时间定时任务
      */
     private fun overdueTask() {
-        overdueTaskJob = taskExecutor.startIntervalTaskWithInitialDelay(5 * 1000L, 5 * 60* 1000L) {
+        overdueTaskJob = taskExecutor.startIntervalTaskWithInitialDelay(5 * 1000L, 5 * 60 * 1000L) {
             updateOverdueState()
         }
     }
 
     private fun updateOverdueState() {
-        viewModel.updateOverdueState { state, items ->
-            if (items.isNullOrEmpty()) return@updateOverdueState
-            if (items.size != list.size) return@updateOverdueState
-            list.forEachIndexed { index, model ->
-                //接口过期状态变化后更新状态
-                if (items[index].overdue != model.overdue) {
-                    model.overdue = items[index].overdue
-                    shelfAdapter.notifyItemChanged(index)
-                    log("更新编号为${model.deviceNo}物品:${model.goodsName}的过期状态:${model.overdue}")
-                }
+        viewModel.updateOverdueState()
+    }
+
+    /**
+     * 将接口返回的过期状态应用到本地列表，仅在状态变化时刷新对应 item
+     */
+    private fun applyOverdueState(items: List<ShelfModel>) {
+        if (items.size != list.size) return
+        list.forEachIndexed { index, model ->
+            // 接口过期状态变化后更新状态
+            if (items[index].overdue != model.overdue) {
+                model.overdue = items[index].overdue
+                shelfAdapter.notifyItemChanged(index)
+                log("更新编号为${model.deviceNo}物品:${model.goodsName}的过期状态:${model.overdue}")
             }
         }
     }
 
-    private fun saveShelfGoodsList() {
-        log("performSync: list:${list.toJsonString()}")
-        val submitList = list.sortedBy { it.deviceNo }
+    /**
+     * 构建 ShelfBody 并提交到服务端（被定时任务与 ShelfActivity 返回共用）
+     */
+    private fun syncShelfGoodsToServer() {
+        log("performSync显示list:${list.toJsonString()}")
+        val submitList = GridLayoutTool.submitListSort(list)
         submitList.forEach {
             if (it.goodsId.isNullOrBlank()) {
                 it.weight = it.weightBak
             }
         }
         val body = ShelfBody().also {
-            it.deviceId = App.deviceId
+            it.deviceId = App.deviceId ?: ""
             it.canteenId = App.canteenId
             it.temperature = showTemperatureC
             it.humidity = showHumidity
             it.goodsList = submitList
         }
-        log("performSync: body:${body.toJsonString()}")
+        log("performSync提交body:${body.toJsonString()}")
         viewModel.saveShelfGoodsList(body)
     }
-
-
-}
+}

app/src/main/java/com/shuwei/intelligent/shelves/activity/LogActivity.kt

@@ -1,28 +1,53 @@
 package com.shuwei.intelligent.shelves.activity
 
+import android.graphics.Color
 import android.os.Bundle
+import android.view.Gravity
+import android.widget.TextView
+import androidx.core.widget.addTextChangedListener
+import androidx.lifecycle.lifecycleScope
 import androidx.recyclerview.widget.LinearLayoutManager
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
 import com.shuwei.intelligent.shelves.adapter.LogAdapter
 import com.shuwei.intelligent.shelves.base.BaseActivity
 import com.shuwei.intelligent.shelves.databinding.ActivityLogListBinding
 import com.shuwei.intelligent.shelves.dialog.CommonDialog
 import com.shuwei.intelligent.shelves.utils.ext.copyTextToClipboard
+import com.shuwei.intelligent.shelves.utils.ext.dp
 import com.shuwei.intelligent.shelves.utils.ext.gone
 import com.shuwei.intelligent.shelves.utils.ext.startActivity
 import com.shuwei.intelligent.shelves.utils.ext.toast
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants
 import com.shuwei.intelligent.shelves.utils.ext.visible
+import java.text.SimpleDateFormat
+import java.util.Date
+import java.util.Locale
 
 class LogActivity : BaseActivity() {
 
     companion object {
         const val IS_LOG_DIR = "isLogDir"
         const val LOG_DATE = "logDate"
+        const val YYYY_MM_DD__EEEE_HH_MM_SS = "yyyy年MM月dd日 EEEE***HH:mm:ss"
+    }
+
+    /**
+     * 覆写时钟回调：左侧状态栏显示年月日星期，右侧状态栏显示时分秒
+     */
+    override fun onClockTick() {
+        val sdf = SimpleDateFormat(YYYY_MM_DD__EEEE_HH_MM_SS, Locale.CHINA)
+        val arr = sdf.format(Date()).split("***")
+        updateLeftStatus(arr[0])
+        updateRightStatus(arr[1])
     }
 
     private lateinit var binding:ActivityLogListBinding
     private var isLogDir = false
     private var logDate = ""
     private val logList = mutableListOf<String>()
+    private val originalLogList = mutableListOf<String>() // 原始日志备份
     private val logAdapter by lazy {
         LogAdapter(logList).apply {
             setOnItemClickListener { _, _, position ->
@@ -62,24 +87,20 @@ class LogActivity : BaseActivity() {
             logAdapter.notifyDataSetChanged()
         }
 
-        if (isLogDir) {
-            logList.addAll(fileLogger.getLogFiles())
-        } else {
-            logList.addAll(fileLogger.readLogsByName(logDate))
-        }
-
         binding.rvLogList.let {
             it.layoutManager = LinearLayoutManager(this)
             it.adapter = logAdapter
         }
+
+        setupSearch()
+        setupJumpButton()
+
         binding.btnFind.run {
             if (isLogDir) gone() else visible()
         }
         binding.btnFind.setOnClickListener {
-            if (isLogDir) {
-                return@setOnClickListener
-            }
-            val list = logList.filter { it.contains("${HomeActivity.HEADER}1001") }
+            if (isLogDir) return@setOnClickListener
+            val list = logList.filter { it.contains("${ProtocolConstants.HEADER}${ProtocolConstants.CMD_TEMP_REPORT}") }
             if (list.isEmpty()) {
                 toast("未找到到1001指令")
                 return@setOnClickListener
@@ -88,6 +109,95 @@ class LogActivity : BaseActivity() {
             logList.addAll(list)
             logAdapter.notifyDataSetChanged()
         }
+
+        // 后台加载日志数据
+        lifecycleScope.launch {
+            binding.progressBar.visible()
+            val data = withContext(Dispatchers.IO) {
+                if (isLogDir) fileLogger.getLogFiles()
+                else fileLogger.readLogsByName(logDate)
+            }
+            logList.addAll(data)
+            originalLogList.addAll(data)
+            logAdapter.notifyDataSetChanged()
+            binding.progressBar.gone()
+            setupTimeNavigation()
+        }
+    }
+
+    // 搜索功能
+    private fun setupSearch() {
+        binding.etSearch.addTextChangedListener(afterTextChanged = { s ->
+            val keyword = s?.toString() ?: ""
+            logList.clear()
+            logList.addAll(if (keyword.isEmpty()) originalLogList else originalLogList.filter { it.contains(keyword, ignoreCase = true) })
+            logAdapter.notifyDataSetChanged()
+        })
+    }
+
+    // 快速跳转功能
+    private fun setupJumpButton() {
+        var isAtTop = true
+        binding.fabJump.setOnClickListener {
+            if (isAtTop) {
+                binding.rvLogList.scrollToPosition(logList.size - 1)
+            } else {
+                binding.rvLogList.scrollToPosition(0)
+            }
+            isAtTop = !isAtTop
+        }
+    }
+
+    // 时间导航功能
+    private fun setupTimeNavigation() {
+        if (isLogDir) {
+            binding.hsvTimeNav.gone()
+            return
+        }
+
+        val timeMap = mutableMapOf<String, Int>()
+        val dateFormat = SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault())
+
+        originalLogList.forEachIndexed { index, log ->
+            val timeStr = log.substringAfter("[").substringBefore("]")
+            try {
+                val date = dateFormat.parse(timeStr)
+                date?.let {
+                    val hourKey = SimpleDateFormat("HH:00", Locale.getDefault()).format(it)
+                    if (!timeMap.containsKey(hourKey)) {
+                        timeMap[hourKey] = index
+                    }
+                }
+            } catch (e: Exception) {
+                // 忽略解析失败的日志
+            }
+        }
+
+        if (timeMap.isEmpty()) {
+            binding.hsvTimeNav.gone()
+            return
+        }
+
+        timeMap.toSortedMap().forEach { (hour, position) ->
+            val btn = TextView(this).apply {
+                text = hour
+                textSize = 14f
+                setTextColor(Color.BLACK)
+                setPadding(12.dp, 8.dp, 12.dp, 8.dp)
+                gravity = Gravity.CENTER
+                setBackgroundColor(Color.parseColor("#E0E0E0"))
+                setOnClickListener {
+                    binding.rvLogList.scrollToPosition(position)
+                }
+            }
+            val params = android.widget.LinearLayout.LayoutParams(
+                android.widget.LinearLayout.LayoutParams.WRAP_CONTENT,
+                android.widget.LinearLayout.LayoutParams.MATCH_PARENT
+            ).apply {
+                marginEnd = 8.dp
+            }
+            binding.llTimeNav.addView(btn, params)
+        }
     }
 
 }

app/src/main/java/com/shuwei/intelligent/shelves/activity/ShelfActivity.kt

@@ -3,8 +3,6 @@ package com.shuwei.intelligent.shelves.activity
 import android.annotation.SuppressLint
 import android.content.Intent
 import android.os.Bundle
-import android.os.Handler
-import android.os.Looper
 import android.util.Log
 import android.widget.LinearLayout
 import androidx.activity.viewModels
@@ -18,7 +16,7 @@ import com.chad.library.adapter4.util.setOnDebouncedItemClick
 import com.scwang.smart.refresh.layout.constant.RefreshState
 import com.shuwei.intelligent.shelves.App
 import com.shuwei.intelligent.shelves.R
-import com.shuwei.intelligent.shelves.activity.HomeActivity.Companion.DEVICE_INFO_CMD
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants
 import com.shuwei.intelligent.shelves.adapter.SearchAdapter
 import com.shuwei.intelligent.shelves.base.BaseActivity
 import com.shuwei.intelligent.shelves.databinding.ActivityShelfBinding
@@ -148,7 +146,7 @@ class ShelfActivity : BaseActivity() {
             //binding.tvFoodWeight.text = "0克"
             EventBus.getDefault().post(ClearShelfEvent(shelfModel!!.deviceNo, tempWeight))
         }
-        sendCmd(DEVICE_INFO_CMD)
+        sendCmd(ProtocolConstants.DEVICE_INFO_CMD)
         lifecycleScope.launch {
             repeatOnLifecycle(Lifecycle.State.STARTED) {
                 viewModel.getGoodsListUiState.collect { state ->
@@ -305,31 +303,23 @@ class ShelfActivity : BaseActivity() {
         }
     }
 
-    private fun updateDateTime() {
+    /**
+     * 覆写时钟回调：左侧状态栏显示年月日星期，右侧状态栏显示时分秒
+     */
+    override fun onClockTick() {
         val sdf = SimpleDateFormat(YYYY_MM_DD__EEEE_HH_MM_SS, Locale.CHINA)
-        val dateTime = sdf.format(Date())
-        val arr = dateTime.split("***")
+        val arr = sdf.format(Date()).split("***")
         updateLeftStatus(arr[0])
         updateRightStatus(arr[1])
     }
 
-    private val handler = Handler(Looper.getMainLooper())
-    private val updateTask = object : Runnable {
-        override fun run() {
-            updateDateTime()
-            handler.postDelayed(this, 1000)
-        }
-    }
-
     override fun onResume() {
         super.onResume()
         hideStatusBar()
-        handler.post(updateTask)
     }
 
     override fun onPause() {
         super.onPause()
-        handler.removeCallbacks(updateTask)
     }
 
     @SuppressLint("NotifyDataSetChanged")
@@ -371,20 +361,20 @@ class ShelfActivity : BaseActivity() {
             val shelfNo = shelfModel?.deviceNo ?: 0
             val hex = shelfNo.toString(16).padStart(2, '0').uppercase()
             Log.d(TAG, "onCreate: hex=$hex")
-            val zeroClearingCmd = "${HomeActivity.HEADER}0401${hex}${HomeActivity.FOOTER}"
+            val zeroClearingCmd = "${ProtocolConstants.HEADER}0401${hex}${ProtocolConstants.FOOTER}"
             log("编号${shelfNo}货架执行清零指令：${zeroClearingCmd}")
             sendCmd(zeroClearingCmd)
-            sendCmd(
-                if (shelfNo in 1..5) HomeActivity.LEFT_SHELF_OPEN_CMD else HomeActivity.RIGHT_SHELF_OPEN_CMD
-            )
+//            sendCmd(
+//                if (shelfNo in 1..5) ProtocolConstants.LEFT_SHELF_OPEN_CMD else ProtocolConstants.RIGHT_SHELF_OPEN_CMD
+//            )
             //清零
             realWeight = 0
 //                binding.tvFoodWeight.text = "${realWeight}克"
 
-            sendCmd(DEVICE_INFO_CMD)
+            sendCmd(ProtocolConstants.DEVICE_INFO_CMD)
             startTime = System.currentTimeMillis()
             Loading.show(this@ShelfActivity)
-//            window.decorView.postDelayed({ Loading.dismiss() }, 5000)
+            window.decorView.postDelayed({ Loading.dismiss() }, 10000)
         }
         KeyboardUtil.hideKeyboard(window.decorView)
     }

app/src/main/java/com/shuwei/intelligent/shelves/base/BaseActivity.kt

@@ -5,26 +5,34 @@ import android.os.Bundle
 import android.os.Handler
 import android.os.Looper
 import android.util.Log
+import android.view.LayoutInflater
 import android.view.View
+import android.widget.PopupWindow
 import androidx.activity.result.ActivityResultLauncher
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.content.ContextCompat
 import androidx.lifecycle.lifecycleScope
-import com.shuwei.intelligent.shelves.activity.HomeActivity
-import com.shuwei.intelligent.shelves.activity.HomeActivity.Companion.LIGHT_CLOSE
-import com.shuwei.intelligent.shelves.activity.HomeActivity.Companion.LIGHT_OPEN
+import com.shuwei.intelligent.shelves.activity.LogActivity
 import com.shuwei.intelligent.shelves.R
 import com.shuwei.intelligent.shelves.databinding.ActivityBaseBinding
+import com.shuwei.intelligent.shelves.databinding.PopupRightStatusMenuBinding
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.LIGHT_CLOSE
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.LIGHT_OPEN
 import com.shuwei.intelligent.shelves.serial.SerialPortManager
 import com.shuwei.intelligent.shelves.utils.FileLogger
 import com.shuwei.intelligent.shelves.utils.ext.clickWithDebounce
+import com.shuwei.intelligent.shelves.utils.ext.dp
+import com.shuwei.intelligent.shelves.utils.ext.startActivity
 import kotlinx.coroutines.launch
 
 import androidx.core.view.WindowCompat
 import androidx.core.view.WindowInsetsCompat
 import androidx.core.view.WindowInsetsControllerCompat
 import com.shuwei.intelligent.shelves.utils.ext.setOnDoubleClickListener
+import java.text.SimpleDateFormat
+import java.util.Date
+import java.util.Locale
 
 @Suppress("DEPRECATION")
 open class BaseActivity : AppCompatActivity() {
@@ -57,38 +65,28 @@ open class BaseActivity : AppCompatActivity() {
                 }
             }
 
-//        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
-//            window.setDecorFitsSystemWindows(false)
-//            window.insetsController?.apply {
-//                hide(WindowInsets.Type.statusBars()) // 隐藏状态栏
-//                systemBarsBehavior =
-//                    WindowInsetsController.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE // 滑动时临时显示
-//            }
-//        }
-
         lightSwitchClick()
 
         binding.tvLeftStatus.setOnDoubleClickListener {
-            finish()
+            //finish()
+            val intent = Intent(Intent.ACTION_MAIN).apply {
+                addCategory(Intent.CATEGORY_HOME)
+                flags = Intent.FLAG_ACTIVITY_NEW_TASK
+            }
+            startActivity(intent)
+
         }
         binding.tvRightStatus.setOnDoubleClickListener {
-            EnvSwitchDialog(this).show()
+            if (enableRightStatusMenu) showRightStatusPopup(binding.tvRightStatus)
         }
     }
 
-    fun hideStatusBar() {
-////        enableEdgeToEdge()
-////        val uiOptions = (View.SYSTEM_UI_FLAG_FULLSCREEN // 隐藏状态栏
-////                or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) // 隐藏导航栏（可选）
-////        window.decorView.systemUiVisibility = View.SYSTEM_UI_FLAG_FULLSCREEN
-//
-//        ImmersionBar.with(this)
-//            .hideBar(BarHide.FLAG_HIDE_STATUS_BAR)
-//            .init()
-    }
+    /** 是否允许右侧状态栏双击弹出菜单，默认关闭，仅 HomeActivity 开启 */
+    protected open val enableRightStatusMenu: Boolean = false
+
+    fun hideStatusBar() {}
 
     fun statusBarDarkFont() {
-        //window.decorView.systemUiVisibility = if (enable) View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR else 0
         val color = ContextCompat.getColor(this, R.color.white)
         binding.tvLeftStatus.setTextColor(color)
         binding.tvRightStatus.setTextColor(color)
@@ -107,7 +105,7 @@ open class BaseActivity : AppCompatActivity() {
     }
 
     fun updateLeftStatus(data: String) {
-        binding.tvLeftStatus.text = data
+        binding.tvLeftStatus.text = data.ifBlank { "                  " }
     }
 
     fun updateRightStatus(data: String) {
@@ -118,11 +116,35 @@ open class BaseActivity : AppCompatActivity() {
     private val TIME_OUT: Long = (5 * 60 * 1000).toLong()
     private val mHandler by lazy { Handler(Looper.getMainLooper()) }
     private val mTimeoutRunnable = Runnable {
-        if (this is HomeActivity) {
-            this.switchLight(false)
+        // 用户长时间无操作时回调，子类可覆写实现具体逻辑（如关灯）
+        onUserInactive()
+    }
+
+    // ---- 右侧状态栏时钟 ----
+    // 默认时间格式：月日星期 时:分:秒
+    private val CLOCK_FORMAT = "MM月dd日 EEEE  HH:mm:ss"
+    private val clockFormatter by lazy { SimpleDateFormat(CLOCK_FORMAT, Locale.CHINA) }
+
+    /**
+     * 每秒时钟回调，默认将当前时间显示在右侧状态栏。
+     * 子类可覆写以自定义格式或同时更新左侧状态栏。
+     */
+    open fun onClockTick() {
+        updateRightStatus(clockFormatter.format(Date()))
+    }
+
+    private val clockTask = object : Runnable {
+        override fun run() {
+            onClockTick()
+            mHandler.postDelayed(this, 1000)
         }
     }
 
+    /**
+     * 用户超时无操作时回调，默认空实现，子类按需覆写
+     */
+    open fun onUserInactive() {}
+
     override fun onUserInteraction() {
         super.onUserInteraction()
         //开灯
@@ -139,14 +161,18 @@ open class BaseActivity : AppCompatActivity() {
 
     override fun onResume() {
         super.onResume()
-        // 启动定时器
+        // 启动超时定时器
         mHandler.postDelayed(mTimeoutRunnable, TIME_OUT)
+        // 启动右侧状态栏时钟
+        mHandler.post(clockTask)
     }
 
     override fun onPause() {
         super.onPause()
-        // 取消定时器
+        // 取消超时定时器
         mHandler.removeCallbacks(mTimeoutRunnable)
+        // 停止右侧状态栏时钟
+        mHandler.removeCallbacks(clockTask)
     }
 
     fun switchLight(isOpen: Boolean) {
@@ -164,15 +190,27 @@ open class BaseActivity : AppCompatActivity() {
             val tag = binding.tvLeftStatus.tag?.toString()?.toBoolean() ?: true
             switchLight(tag.not())
         }
-        binding.tvRightStatus.clickWithDebounce {
-//            if (this is HomeActivity) {
-//                startActivity<LogActivity> {
-//                    putExtra(LogActivity.IS_LOG_DIR, true)
-//                }
-//                return@clickWithDebounce
-//            }
-//            startActivity<SettingActivity> { }
+    }
+
+    private fun showRightStatusPopup(anchor: View) {
+        val menuBinding = PopupRightStatusMenuBinding.inflate(LayoutInflater.from(this))
+        val popup = PopupWindow(
+            menuBinding.root,
+            120.dp,
+            101.dp,
+            true
+        )
+        menuBinding.tvEnvSwitch.setOnClickListener {
+            popup.dismiss()
+            EnvSwitchDialog(this).show()
         }
+        menuBinding.tvLog.setOnClickListener {
+            popup.dismiss()
+            startActivity<LogActivity> {
+                putExtra(LogActivity.IS_LOG_DIR, true)
+            }
+        }
+        popup.showAsDropDown(anchor)
     }
 
 

app/src/main/java/com/shuwei/intelligent/shelves/net/NetViewModel.kt

@@ -4,33 +4,17 @@ import android.util.Log
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.shuwei.intelligent.shelves.App
-import com.shuwei.intelligent.shelves.GlobalData
 import com.shuwei.intelligent.shelves.model.ShelfBody
-import com.shuwei.intelligent.shelves.model.ShelfModel
-import com.shuwei.intelligent.shelves.net.HttpManager.Companion.instance
 import com.shuwei.intelligent.shelves.utils.ext.toJsonString
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.launch
-import retrofit2.Retrofit
-import retrofit2.converter.gson.GsonConverterFactory
 
 class NetViewModel : ViewModel() {
 
-//    val apiService: ApiService = HttpManager.instance.apiService
-//    val apiService: ApiService = Retrofit.Builder()
-//        .baseUrl(UrlConfig.BASE_URL)
-//        .client(HttpManager.instance.client)
-//        .addConverterFactory(GsonConverterFactory.create())
-//        .build()
-//        .create(ApiService::class.java)
-
     private val _getShelfListUiState = MutableStateFlow<UiState>(UiState.Initial)
     val getShelfListUiState: StateFlow<UiState> = _getShelfListUiState
 
-//    private val _saveShelfGoodsListUiState = MutableStateFlow<UiState>(UiState.Initial)
-//    val saveShelfGoodsListUiState: StateFlow<UiState> = _saveShelfGoodsListUiState
-
     private val _getGoodsListUiState = MutableStateFlow<UiState>(UiState.Initial)
     val getGoodsListUiState: StateFlow<UiState> = _getGoodsListUiState
 
@@ -43,6 +27,8 @@ class NetViewModel : ViewModel() {
     private val _getDeviceConfigUiState = MutableStateFlow<UiState>(UiState.Initial)
     val getDeviceConfigUiState: StateFlow<UiState> = _getDeviceConfigUiState
 
+    private val _updateOverdueStateUiState = MutableStateFlow<UiState>(UiState.Initial)
+    val updateOverdueStateUiState: StateFlow<UiState> = _updateOverdueStateUiState
 
     fun getDeviceToken(deviceId: String) {
         viewModelScope.launch {
@@ -62,17 +48,16 @@ class NetViewModel : ViewModel() {
 
     fun getDeviceConfig(deviceId: String, deviceToken: String) {
         viewModelScope.launch {
-            _getDeviceTokenUiState.value = UiState.Loading
+            _getDeviceConfigUiState.value = UiState.Loading
             runCatching {
-                val response =
-                    apiService.getDeviceInfo(equipmentCode = deviceId)
+                val response = apiService.getDeviceInfo(equipmentCode = deviceId)
                 if (response.isSuccess()) {
-                    _getDeviceTokenUiState.value = UiState.Success(response)
+                    _getDeviceConfigUiState.value = UiState.Success(response)
                 } else {
-                    _getDeviceTokenUiState.value = UiState.Error(response.msg ?: "请求失败")
+                    _getDeviceConfigUiState.value = UiState.Error(response.msg ?: "请求失败")
                 }
             }.onFailure {
-                _getDeviceTokenUiState.value = UiState.Error(it.message ?: "请求异常")
+                _getDeviceConfigUiState.value = UiState.Error(it.message ?: "请求异常")
             }
         }
     }
@@ -109,37 +94,21 @@ class NetViewModel : ViewModel() {
         }
     }
 
-    fun updateOverdueState(block:(Boolean, List<ShelfModel>?)-> Unit) {
+    fun updateOverdueState() {
         viewModelScope.launch {
             runCatching {
                 val response = apiService.getShelfList(deviceId = App.deviceId)
                 if (response.isSuccess()) {
-                    block(true, response.data?.containerGoodsList)
+                    _updateOverdueStateUiState.value = UiState.Success(response)
                 } else {
-                    block(false, emptyList())
+                    _updateOverdueStateUiState.value = UiState.Error(response.msg ?: "请求失败")
                 }
             }.onFailure {
-                block(false, null)
+                _updateOverdueStateUiState.value = UiState.Error(it.message ?: "请求异常")
             }
         }
     }
 
-//    fun saveShelfGoodsList(body: ShelfBody) {
-//        viewModelScope.launch {
-//            _saveShelfGoodsListUiState.value = UiState.Loading
-//            runCatching {
-//                val response = apiService.saveShelfGoodsList(body)
-//                if (response.success) {
-//                    _saveShelfGoodsListUiState.value = UiState.Success(response)
-//                } else {
-//                    _saveShelfGoodsListUiState.value = UiState.Error(response.message ?: "请求失败")
-//                }
-//            }.onFailure {
-//                _saveShelfGoodsListUiState.value = UiState.Error(it.message ?: "请求异常")
-//            }
-//        }
-//    }
-
     fun getGoodsList(
         canteenId: String = "",
         goodsName: String = "",
@@ -176,7 +145,5 @@ class NetViewModel : ViewModel() {
                 Log.d("NetViewModel", "saveShelfGoodsList异常：${it.message}")
             }
         }
-
     }
-
 }

app/src/main/java/com/shuwei/intelligent/shelves/serial/ProtocolConstants.kt

@@ -1,8 +1,10 @@
 package com.shuwei.intelligent.shelves.serial
 
+import com.shuwei.intelligent.shelves.App
+
 /**
  * 串口通信协议常量定义
- * 统一管理所有协议头、协议尾及各类指令
+ * 统一管理所有协议头、协议尾、各类指令及帧解析偏移量
  */
 object ProtocolConstants {
 
@@ -12,9 +14,99 @@ object ProtocolConstants {
     /** 协议尾 */
     const val FOOTER = "FFFF"
 
+    // ----------------------------------------------------------------
+    // 指令码（cmd 字段，4字符）
+    // ----------------------------------------------------------------
+
+    /** 终端激活指令 */
+    const val CMD_ACTIVATE = "0001"
+
+    /** 心跳指令（服务端发起） */
+    const val CMD_HEARTBEAT = "0101"
+
+    /** 心跳指令（终端发起） */
+    const val CMD_HEARTBEAT_TERMINAL = "8101"
+
+    /** 开关锁反馈 */
+    const val CMD_LOCK_FEEDBACK = "0202"
+
+    /** 获取设备状态 */
+    const val CMD_DEVICE_STATUS = "0302"
+
+    /** 卡号上发 */
+    const val CMD_CARD_UPLOAD = "0501"
+
+    /** 操作记录上传 */
+    const val CMD_OPERATION_RECORD = "0B01"
+
+    /** 对时 */
+    const val CMD_TIME_SYNC = "0C01"
+
+    /** 终端位置上报 */
+    const val CMD_POSITION_REPORT = "0E01"
+
+    /** 温控信息上报 */
+    const val CMD_TEMP_REPORT = "1001"
+
+    /** 温控信息应答 */
+    const val CMD_TEMP_RESPONSE = "1002"
+
+    /** 温控应答（备用） */
+    const val CMD_TEMP_RESPONSE_ALT = "0F02"
+
+    // ----------------------------------------------------------------
+    // 帧数据偏移 / 尺寸常量
+    // ----------------------------------------------------------------
+
+    /** 心跳帧中重量数据起始偏移（相对帧起始） */
+    const val HEARTBEAT_WEIGHT_OFFSET = 14
+
+    /** 设备状态帧中重量数据起始偏移（含协议头长度） */
+    const val DEVICE_STATUS_WEIGHT_OFFSET = HEADER.length + 14
+
+    /** 货架数量（每侧5格，共10格，协议中12组） */
+    fun shelfSensorCount(): Int {
+        return if (device2Columns.contains(App.deviceId)) 12
+        else if (device3Columns.contains(App.deviceId)) 24
+        else 0
+    }
+
+    /** 每组重量数据字节数（十六进制字符数） */
+    const val BYTES_PER_WEIGHT = 8
+
+    /** 温度字段字符长度 */
+    const val TEMPERATURE_FIELD_LEN = 2
+
+    /** 心跳帧最小有效长度 */
+    fun heartbeatMinLength(): Int {
+        return if (device2Columns.contains(App.deviceId)) 200
+        else if (device3Columns.contains(App.deviceId)) 296
+        else 0
+    }
+
+    /** 心跳帧中温度字段起始偏移（经协议分析得出，前面含重量+其他传感器数据） */
+    fun heartbeatTemperatureStart(): Int {
+        return if (device2Columns.contains(App.deviceId)) 158
+        else if (device3Columns.contains(App.deviceId)) 158+96
+        else 0
+    }
+
+    /** 激活请求体有效长度 */
+    const val ACTIVATE_BODY_LENGTH = 44
+
+    /** 固定数据体有效长度（terminalId 30 + terminalVersion 10 + 其他 2） */
+    const val FIX_BODY_LENGTH = 42
+
+    // ----------------------------------------------------------------
+    // 完整指令
+    // ----------------------------------------------------------------
+
     /** 激活指令（1楼餐厅） */
-    const val ACTIVE_CMD =
-        "${HEADER}000281C5D70A7D428B44A57454F5DACA241938938B4B9CBD73673E9C8E7FC0C4992D${FOOTER}"
+//    const val ACTIVE_CMD =
+//        "${HEADER}000281C5D70A7D428B44A57454F5DACA241938938B4B9CBD73673E9C8E7FC0C4992D${FOOTER}"
+
+//    410激活码
+//        const val ACTIVE_CMD = "${HEADER}000281C5D70A7D42894EA17650F5D0BB516838E7863C9ABD766C38958AFF0F3C062D${FOOTER}"
 
     /** 左货架开锁指令 */
     const val LEFT_SHELF_OPEN_CMD =
@@ -36,7 +128,7 @@ object ProtocolConstants {
     /** 摄氏温度单位指令 */
     const val C_TEMP_CMD = "${HEADER}0F01390001${FOOTER}"
 
-    /** 开灯指令（继电器1关） */
+    /** 关灯指令（继电器1关） */
     const val LIGHT_CLOSE = "${HEADER}020102020102020000000000000000000000000000${FOOTER}"
 
     /** 开灯指令（继电器1开） */
@@ -44,4 +136,45 @@ object ProtocolConstants {
 
     /** 温控指令 */
     const val TEMPERATURE_CTRL = "${HEADER}0F01040000${FOOTER}"
+
+    /**
+     * 设备2列，10格
+     */
+    val device2Columns = listOf(
+        //原410货柜
+        "7a991439-3a12-3ef7-809b-c0258b839473",
+        //原1楼餐厅货柜
+        "4787e213-90ab-3e32-88e0-ac271a937751"
+    )
+
+    /**
+     * 设备3列，15格，左侧1列竖向编号1、2、3、4、5，右侧2列5行编号为6-7、8-9、10-11、12-13、14-15
+     */
+    val device3ColumnsOrder = listOf(1, 6, 7, 2, 8, 9, 3, 10, 11, 4, 12, 13, 5, 14, 15)
+    /**
+     * 设备2列，10格，左侧1列竖向编号1、2、3、4、5，右侧1列6,7,8,9,10
+     */
+    val device2ColumnsOrder = listOf(1, 6, 2, 7, 3, 8, 4, 9, 5, 10)
+
+    /**
+     * 设备3列，15格，左侧1列竖向编号1、2、3、4、5，右侧2列5行编号为6-7、8-9、10-11、12-13、14-15
+     */
+    val device3Columns = listOf(
+        //新设备1
+        "d369f9b0-1c5b-3066-ba72-988e1449cecc",
+        //新设备2
+        "505ce1b1-facc-3eb2-855a-3dadda5ba358"
+    )
+
+    /** 激活指令map，key为设备号，value为激活码 */
+    val ACTIVE_MAP = mutableMapOf(
+        //原410货柜
+        "7a991439-3a12-3ef7-809b-c0258b839473" to "${HEADER}000281C5D70A7D42894EA17650F5D0BB516838E7863C9ABD766C38958AFF0F3C062D${FOOTER}",
+        //原1楼餐厅货柜
+        "4787e213-90ab-3e32-88e0-ac271a937751" to "${HEADER}000281C5D70A7D428B44A57454F5DACA241938938B4B9CBD73673E9C8E7FC0C4992D${FOOTER}",
+        //新设备1，临时使用1楼餐厅激活码
+        "d369f9b0-1c5b-3066-ba72-988e1449cecc" to "${HEADER}000281C5D70A7D428B44A57454F5DACA241938938B4B9CBD73673E9C8E7FC0C4992D${FOOTER}",
+        //新设备2，临时使用1楼餐厅激活码
+        "505ce1b1-facc-3eb2-855a-3dadda5ba358" to "${HEADER}000281C5D70A7D428B44A57454F5DACA241938938B4B9CBD73673E9C8E7FC0C4992D${FOOTER}",
+    )
 }

app/src/main/java/com/shuwei/intelligent/shelves/serial/SerialPortManager.kt

@@ -13,8 +13,9 @@ import java.nio.charset.Charset
 import java.util.Locale
 
 object SerialPortManager {
-    private const val portName: String = "/dev/ttyS1"
-    private const val baudRate: Int = 115200
+
+    private const val PORT_NAME: String = "/dev/ttyS1"
+    private const val BAUD_RATE: Int = 115200
     private var serialPort: AndroidSerialPort? = null
 
     //    private var serialPort: SerialPort? = null
@@ -25,8 +26,8 @@ object SerialPortManager {
         return try {
             serialPort = SerialPortFactory.create().apply {
                 open(
-                    portName = portName,
-                    baudRate = baudRate,
+                    portName = PORT_NAME,
+                    baudRate = BAUD_RATE,
                     dataBits = 8,
                     stopBits = 1,
                     parity = SerialPort.PARITY_NONE
@@ -69,7 +70,7 @@ object SerialPortManager {
     }
 
     // 关闭串口
-    fun close() {
+    suspend fun close() {
         scope.cancel()
         serialPort?.close()
     }

app/src/main/java/com/shuwei/intelligent/shelves/serial/SerialProtocolHandler.kt

@@ -0,0 +1,247 @@
+package com.shuwei.intelligent.shelves.serial
+
+import com.shuwei.intelligent.shelves.App
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.ACTIVATE_BODY_LENGTH
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.ACTIVE_MAP
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.BYTES_PER_WEIGHT
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.CMD_ACTIVATE
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.CMD_CARD_UPLOAD
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.CMD_DEVICE_STATUS
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.CMD_HEARTBEAT
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.CMD_HEARTBEAT_TERMINAL
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.CMD_LOCK_FEEDBACK
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.CMD_OPERATION_RECORD
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.CMD_POSITION_REPORT
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.CMD_TEMP_REPORT
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.CMD_TEMP_RESPONSE
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.CMD_TEMP_RESPONSE_ALT
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.CMD_TIME_SYNC
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.DEVICE_STATUS_WEIGHT_OFFSET
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.FIX_BODY_LENGTH
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.FOOTER
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.HEADER
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.HEARTBEAT_WEIGHT_OFFSET
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants.TEMPERATURE_FIELD_LEN
+import com.shuwei.intelligent.shelves.utils.binaryToHex
+import com.shuwei.intelligent.shelves.utils.hexToBinary
+import java.util.TimeZone
+
+/**
+ * 串口协议解析处理器
+ *
+ * 负责将原始协议帧字符串解析为业务事件，通过 [Callback] 接口通知调用方。
+ * 设计为无状态（除 terminalId/terminalVersion 外），便于单元测试。
+ *
+ * @param callback 业务回调，由 Activity/ViewModel 实现
+ */
+class SerialProtocolHandler(private val callback: Callback) {
+
+    /** 终端 ID（15字节/30字符），由激活指令或心跳兜底填充 */
+    var terminalId: String = ""
+        private set
+
+    /** 固件版本（5字节/10字符），由激活指令或心跳兜底填充 */
+    var terminalVersion: String = ""
+        private set
+
+    /**
+     * 协议解析结果回调接口
+     */
+    interface Callback {
+        /** 需要向串口发送一条指令 */
+        fun onSendCmd(cmd: String)
+
+        /** 解析到一组重量数据：货架编号 → 重量（克） */
+        fun onWeightUpdated(shelfNo: Int, weight: Int)
+
+        /** 温控信息上报，附带完整帧日志用于显示/复制 */
+        fun onTempReport(logMsg: String)
+
+        /** 记录日志 */
+        fun onLog(message: String)
+    }
+
+    /**
+     * 处理一帧完整的协议数据
+     *
+     * @param data 经 SerialFrameParser 解析后的完整帧字符串
+     */
+    fun handle(data: String) {
+        if (data.isEmpty()) return
+
+        val cmd = data.substring(HEADER.length, HEADER.length + 4)
+        val cmdFlag = cmd.substring(0, 2)
+
+        when (cmd) {
+            CMD_ACTIVATE -> handleActivate(data, cmd, cmdFlag)
+            CMD_HEARTBEAT, CMD_HEARTBEAT_TERMINAL -> handleHeartbeat(data, cmd, cmdFlag)
+            CMD_LOCK_FEEDBACK -> handleLockFeedback(data, cmd, cmdFlag)
+            CMD_DEVICE_STATUS -> handleDeviceStatus(data, cmdFlag)
+            CMD_CARD_UPLOAD -> handleCardUpload(data, cmd, cmdFlag)
+            CMD_OPERATION_RECORD -> handleOperationRecord(data, cmd, cmdFlag)
+            CMD_TIME_SYNC -> handleTimeSync(data, cmd, cmdFlag)
+            CMD_POSITION_REPORT -> handlePositionReport(data, cmd, cmdFlag)
+            CMD_TEMP_REPORT -> handleTempReport(data, cmd, cmdFlag)
+            CMD_TEMP_RESPONSE -> callback.onLog("收到[温控信息应答]${CMD_TEMP_RESPONSE}数据：$data")
+            CMD_TEMP_RESPONSE_ALT -> callback.onLog("收到[温控信息应答]${CMD_TEMP_RESPONSE_ALT}数据：$data")
+            else -> {}
+        }
+    }
+
+    /** 处理终端激活指令 */
+    private fun handleActivate(data: String, cmd: String, cmdFlag: String) {
+        val reqBody = data.substring(HEADER.length + cmd.length, data.length - FOOTER.length)
+        if (reqBody.length == ACTIVATE_BODY_LENGTH) {
+            terminalId = reqBody.substring(2, 32)
+            terminalVersion = reqBody.substring(32, 42)
+            val activeCode = ACTIVE_MAP[App.deviceId]?:""
+            callback.onLog("收到[激活]${cmdFlag}指令:${data}，终端id:${terminalId},固件版本:${terminalVersion}，发送激活命令:$activeCode")
+            callback.onSendCmd(activeCode)
+        }
+    }
+
+    /** 处理心跳指令（0101 / 8101） */
+    private fun handleHeartbeat(data: String, cmd: String, cmdFlag: String) {
+        val respCmd = "${HEADER}01020506${terminalVersion}$FOOTER"
+        callback.onLog("收到[心跳]${cmdFlag}指令:${data}，发送应答指令:${respCmd}")
+        callback.onSendCmd(respCmd)
+        parseHeartbeatData(data)
+    }
+
+    /** 处理开关锁反馈 */
+    private fun handleLockFeedback(data: String, cmd: String, cmdFlag: String) {
+        val respCmd = "${HEADER}020200${terminalId}${terminalVersion}$FOOTER"
+        callback.onLog("收到[开锁]${cmdFlag}指令:${data}，发送应答指令:${respCmd}")
+        callback.onSendCmd(respCmd)
+    }
+
+    /** 处理获取设备状态（0302） */
+    private fun handleDeviceStatus(data: String, cmdFlag: String) {
+        callback.onLog("收到[获取设备状态]${cmdFlag}指令:${data}")
+        val weightStartIndex = DEVICE_STATUS_WEIGHT_OFFSET
+        val weightEndIndex = weightStartIndex + ProtocolConstants.shelfSensorCount() * BYTES_PER_WEIGHT
+        val temperatureEndIndex = weightEndIndex + TEMPERATURE_FIELD_LEN
+        try {
+            parseWeightData(start = weightStartIndex, end = weightEndIndex, data = data)
+            parseFixDataBody(data, temperatureEndIndex)
+        } catch (e: Exception) {
+            e.printStackTrace()
+        }
+    }
+
+    /** 处理卡号上发 */
+    private fun handleCardUpload(data: String, cmd: String, cmdFlag: String) {
+        val respCmd = "${HEADER}050203$FOOTER"
+        callback.onLog("收到[卡号上发]${cmdFlag}指令:${data}，发送应答指令:${respCmd}")
+        callback.onSendCmd(respCmd)
+    }
+
+    /** 处理操作记录上传 */
+    private fun handleOperationRecord(data: String, cmd: String, cmdFlag: String) {
+        val respCmd = "${HEADER}0B0203$FOOTER"
+        callback.onLog("收到[操作记录上传]${cmdFlag}指令:${data}，发送应答指令:${respCmd}")
+        callback.onSendCmd(respCmd)
+    }
+
+    /** 处理对时请求 */
+    private fun handleTimeSync(data: String, cmd: String, cmdFlag: String) {
+        val nowMs = System.currentTimeMillis()
+        val timeLong = nowMs / 1000 + TimeZone.getDefault().getOffset(nowMs) / 1000
+        val timeStr = "0000000" + String.format("%X", timeLong)
+        val time = timeStr.substring(timeStr.length - 8).chunked(2).reversed().joinToString("")
+        val respCmd = "${HEADER}0B02${time}$FOOTER"
+        callback.onLog("收到[对时]${cmdFlag}指令:${data}，发送应答指令:${respCmd}")
+        callback.onSendCmd(respCmd)
+    }
+
+    /** 处理终端位置上报 */
+    private fun handlePositionReport(data: String, cmd: String, cmdFlag: String) {
+        val respCmd = "${HEADER}0E0200$FOOTER"
+        callback.onLog("收到[终端位置上报]${cmdFlag}指令:${data}，发送应答指令:${respCmd}")
+        callback.onSendCmd(respCmd)
+    }
+
+    /** 处理温控信息上报 */
+    private fun handleTempReport(data: String, cmd: String, cmdFlag: String) {
+        val respCmd = "${HEADER}100200$FOOTER"
+        val logMsg = "收到[温控信息上报]${cmdFlag}指令:${data}，发送应答指令:${respCmd}"
+        callback.onLog(logMsg)
+        callback.onSendCmd(respCmd)
+        callback.onTempReport(logMsg)
+    }
+
+    /**
+     * 解析心跳帧中的重量与固定数据体
+     */
+    private fun parseHeartbeatData(data: String) {
+        runCatching {
+            if (data.length < ProtocolConstants.heartbeatMinLength()) return
+            val weightStartIndex = HEARTBEAT_WEIGHT_OFFSET
+            val weightEndIndex = weightStartIndex + ProtocolConstants.shelfSensorCount() * BYTES_PER_WEIGHT
+            parseWeightData(start = weightStartIndex, end = weightEndIndex, data = data)
+            val temperatureEndIndex = ProtocolConstants.heartbeatTemperatureStart() + TEMPERATURE_FIELD_LEN
+            parseFixDataBody(data, temperatureEndIndex)
+        }.onFailure { it.printStackTrace() }
+    }
+
+    /**
+     * 解析连续的重量数据段，每 [BYTES_PER_WEIGHT] 字符一组，依次对应货架 1..N
+     *
+     * @param start 数据段起始索引
+     * @param end   数据段结束索引（不含）
+     * @param data  完整帧字符串
+     */
+    fun parseWeightData(start: Int, end: Int, data: String) {
+        var index = 1
+        var count = start
+        while (count < end) {
+            val weightInfo = data.substring(count, count + BYTES_PER_WEIGHT)
+            // 小端字节序转换：将4字节按字节倒序拼接
+            var weightHex = weightInfo.run {
+                substring(6, 8) + substring(4, 6) + substring(2, 4) + substring(0, 2)
+            }
+            var firstByteBinary = hexToBinary(weightHex.substring(0, 2))
+            val realWeight = if (firstByteBinary.startsWith("0")) {
+                // 正数：使用 toLongOrNull(16) 转换，避免超出 Int 范围
+                weightHex.toLongOrNull(16)?.toInt() ?: 0
+            } else {
+                // 负数：清除符号位后计算绝对值，再取反
+                firstByteBinary = "0${firstByteBinary.substring(1)}"
+                val firstByteHex = binaryToHex(firstByteBinary)
+                weightHex = firstByteHex + weightHex.substring(2)
+                //-1 * (weightHex.toLongOrNull(16)?.toInt() ?: 0)
+                // 直接用 Long 解析，然后减去 2^32 得到有符号值
+                val unsigned = weightHex.toLongOrNull(16) ?: 0L
+                val signed = if (unsigned >= 0x80000000L) unsigned - 0x100000000L else unsigned
+                signed.toInt()
+            }
+            callback.onWeightUpdated(index, realWeight)
+            count += BYTES_PER_WEIGHT
+            index++
+        }
+    }
+
+    /**
+     * 从心跳帧或设备状态帧中补充解析 terminalId / terminalVersion。
+     * 激活指令（CMD_ACTIVATE）是获取这两个字段的首选来源；
+     * 若激活指令尚未到来，则通过此方法从心跳/设备状态帧中兜底解析。
+     *
+     * @param data               完整协议帧字符串
+     * @param temperatureEndIndex 温度字段结束位置（固定数据体紧随其后）
+     */
+    private fun parseFixDataBody(data: String, temperatureEndIndex: Int) {
+        try {
+            // 已通过激活指令成功解析过，无需重复解析
+            if (terminalId.isNotBlank() && terminalVersion.isNotBlank()) return
+            val fixDataBodyStartIndex = temperatureEndIndex + 1
+            val fixDataBody = data.substring(fixDataBodyStartIndex, data.length - FOOTER.length)
+            if (fixDataBody.length == FIX_BODY_LENGTH) {
+                terminalId = fixDataBody.substring(0, 30)
+                terminalVersion = fixDataBody.substring(30, 40)
+                callback.onLog("从设备状态获取数据，终端id:${terminalId},固件版本:${terminalVersion}")
+            }
+        } catch (e: Exception) {
+            e.printStackTrace()
+        }
+    }
+}

app/src/main/java/com/shuwei/intelligent/shelves/utils/GridLayoutTool.kt

@@ -0,0 +1,54 @@
+package com.shuwei.intelligent.shelves.utils
+
+import android.content.Context
+import androidx.recyclerview.widget.GridLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import com.shuwei.intelligent.shelves.App
+import com.shuwei.intelligent.shelves.model.ShelfModel
+import com.shuwei.intelligent.shelves.serial.ProtocolConstants
+
+object GridLayoutTool {
+
+    /**
+     * 设备2列，10格
+     */
+    private val device2Columns = ProtocolConstants.device2Columns
+
+    /**
+     * 设备3列，15格，左侧1列竖向编号1、2、3、4、5，右侧2列5行编号为6-7、8-9、10-11、12-13、14-15
+     */
+    private val device3Columns = ProtocolConstants.device3Columns
+
+    fun getLayoutManager(context: Context): RecyclerView.LayoutManager? {
+        return if (device2Columns.contains(App.deviceId)) {
+            GridLayoutManager(context, 2, GridLayoutManager.VERTICAL, false)
+        } else if (device3Columns.contains(App.deviceId)) {
+            GridLayoutManager(context, 3, GridLayoutManager.VERTICAL, false)
+        } else {
+            null
+        }
+    }
+
+    /**
+     * 初始化list显示顺序
+     */
+    fun initListSort(source: List<ShelfModel>): List<ShelfModel> {
+        val map = source.associateBy { it.deviceNo }
+        return if (device3Columns.contains(App.deviceId)) {
+            // 按全局定义的显示顺序取对应数据，找不到则跳过
+            ProtocolConstants.device3ColumnsOrder.mapNotNull { map[it] }
+        } else if (device2Columns.contains(App.deviceId)) {
+            ProtocolConstants.device2ColumnsOrder.mapNotNull { map[it] }
+        } else {
+            source
+        }
+    }
+
+    /**
+     * 提交接口list顺序
+     */
+    fun submitListSort(source: List<ShelfModel>): List<ShelfModel> {
+        return source.sortedBy { it.deviceNo }
+    }
+
+}

app/src/main/res/drawable/loading.xml

@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="240dp"
+    android:height="240dp"
+    android:viewportWidth="1024"
+    android:viewportHeight="1024">
+
+    <!-- 由小到大排列的圆点，构成旋转加载指示器 -->
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M876.864,782.592c3.264,0 6.272,-3.2 6.272,-6.656c0,-3.456 -3.008,-6.592 -6.272,-6.592c-3.264,0 -6.272,3.2 -6.272,6.592c0,3.456 3.008,6.656 6.272,6.656z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M736.32,935.936c2.304,2.432 5.568,3.84 8.768,3.84a12.16,12.16 0,0 0,8.832 -3.84a13.76,13.76 0,0 0,0 -18.56a12.224,12.224 0,0 0,-8.832 -3.84a12.16,12.16 0,0 0,-8.768 3.84a13.696,13.696 0,0 0,0 18.56z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M552.32,1018.24c3.456,3.648 8.32,5.76 13.184,5.76a18.368,18.368 0,0 0,13.184 -5.76a20.608,20.608 0,0 0,0 -27.968a18.368,18.368 0,0 0,-13.184 -5.824a18.368,18.368 0,0 0,-13.184 5.76a20.608,20.608 0,0 0,0 28.032z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M353.984,1012.48c4.608,4.8 11.072,7.68 17.6,7.68a24.448,24.448 0,0 0,17.536 -7.68a27.456,27.456 0,0 0,0 -37.248a24.448,24.448 0,0 0,-17.536 -7.68a24.448,24.448 0,0 0,-17.6 7.68a27.52,27.52 0,0 0,0 37.184z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M178.304,920.64c5.76,6.08 13.824,9.6 21.952,9.6a30.592,30.592 0,0 0,22.016 -9.6a34.368,34.368 0,0 0,0 -46.592a30.592,30.592 0,0 0,-22.016 -9.6a30.592,30.592 0,0 0,-21.952 9.6a34.368,34.368 0,0 0,0 46.592z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M57.152,761.28c6.912,7.36 16.64,11.648 26.368,11.648a36.736,36.736 0,0 0,26.432 -11.584a41.28,41.28 0,0 0,0 -55.936a36.736,36.736 0,0 0,-26.432 -11.584a36.8,36.8 0,0 0,-26.368 11.52a41.28,41.28 0,0 0,0 56z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M12.736,564.672a42.88,42.88 0,0 0,30.784 13.44a42.88,42.88 0,0 0,30.784 -13.44a48.128,48.128 0,0 0,0 -65.216a42.88,42.88 0,0 0,-30.72 -13.44a42.88,42.88 0,0 0,-30.848 13.44a48.128,48.128 0,0 0,0 65.216z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M52.544,369.28a48.96,48.96 0,0 0,35.2 15.36a48.96,48.96 0,0 0,35.2 -15.36a54.976,54.976 0,0 0,0 -74.56a48.96,48.96 0,0 0,-35.2 -15.424a48.96,48.96 0,0 0,-35.2 15.424a54.976,54.976 0,0 0,0 74.56z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M168.32,212.48c10.368,11.008 24.96,17.408 39.68,17.408c14.592,0 29.184,-6.4 39.552,-17.408a61.888,61.888 0,0 0,0 -83.84a55.104,55.104 0,0 0,-39.616 -17.408c-14.656,0 -29.248,6.4 -39.616,17.408a61.888,61.888 0,0 0,0 83.84z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M337.344,124.8c11.52,12.16 27.712,19.264 43.968,19.264c16.256,0 32.448,-7.04 43.968,-19.264a68.672,68.672 0,0 0,0 -93.184a61.248,61.248 0,0 0,-43.968 -19.264a61.248,61.248 0,0 0,-43.968 19.264a68.736,68.736 0,0 0,0 93.184z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M526.976,123.712c12.672,13.44 30.528,21.248 48.448,21.248s35.712,-7.808 48.384,-21.248a75.584,75.584 0,0 0,0 -102.464A67.392,67.392 0,0 0,575.36 0c-17.92,0 -35.776,7.808 -48.448,21.248a75.584,75.584 0,0 0,0 102.464z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M700.8,210.304c13.824,14.592 33.28,23.104 52.736,23.104c19.584,0 39.04,-8.512 52.8,-23.104a82.432,82.432 0,0 0,0 -111.744a73.472,73.472 0,0 0,-52.8 -23.168c-19.52,0 -38.912,8.512 -52.736,23.168a82.432,82.432 0,0 0,0 111.744z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M824.832,368.832c14.976,15.872 36.032,25.088 57.216,25.088c21.12,0 42.24,-9.216 57.152,-25.088a89.344,89.344 0,0 0,0 -121.088a79.616,79.616 0,0 0,-57.152 -25.088c-21.184,0 -42.24,9.216 -57.216,25.088a89.344,89.344 0,0 0,0 121.088z" />
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M875.264,572.864c16.128,17.088 38.784,27.008 61.632,27.008c22.784,0 45.44,-9.92 61.568,-27.008a96.256,96.256 0,0 0,0 -130.432a85.76,85.76 0,0 0,-61.568 -27.072c-22.848,0 -45.44,9.984 -61.632,27.072a96.192,96.192 0,0 0,0 130.432z" />
+
+</vector>

app/src/main/res/layout/activity_base.xml

@@ -23,7 +23,7 @@
             android:layout_gravity="start"
             android:textSize="24sp"
             android:fontFamily="sans-serif-medium"
-            tools:text="1-1冷藏柜  -2°C / 87%" />
+            android:text="            " />
 
         <TextView
             android:id="@+id/tv_right_status"

app/src/main/res/layout/activity_init.xml

@@ -73,9 +73,9 @@
             <!-- 加载动画 -->
             <ImageView
                 android:id="@+id/ivLoading"
-                android:layout_width="160dp"
-                android:layout_height="160dp"
-                android:src="@drawable/loading_spinner"
+                android:layout_width="120dp"
+                android:layout_height="120dp"
+                android:src="@drawable/loading"
                 android:contentDescription="加载中" />
 
             <!-- 倒计时文字 -->
@@ -85,7 +85,7 @@
                 android:layout_height="wrap_content"
                 android:text="60秒"
                 android:textSize="40sp"
-                android:textColor="@color/black"
+                android:textColor="@color/white"
                 android:textStyle="bold"
                 android:layout_marginTop="50dp" />
 
@@ -95,7 +95,7 @@
                 android:layout_height="wrap_content"
                 android:text="网络连接检测中，请稍后……"
                 android:textSize="22sp"
-                android:textColor="#555555"
+                android:textColor="@color/white"
                 android:layout_marginTop="20dp" />
 
         </LinearLayout>
@@ -123,7 +123,7 @@
                 android:layout_height="wrap_content"
                 android:text="网络连接失败"
                 android:textSize="36sp"
-                android:textColor="@color/black"
+                android:textColor="@color/white"
                 android:textStyle="bold"
                 android:layout_marginBottom="40dp" />
 

app/src/main/res/layout/activity_log_list.xml

@@ -1,6 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+<LinearLayout
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical">
@@ -39,8 +44,55 @@
             android:text="查找1001指令"/>
     </FrameLayout>
 
+    <EditText
+        android:id="@+id/etSearch"
+        android:layout_width="match_parent"
+        android:layout_height="40dp"
+        android:layout_marginHorizontal="12dp"
+        android:layout_marginTop="8dp"
+        android:background="@android:color/white"
+        android:hint="搜索日志..."
+        android:paddingHorizontal="12dp"
+        android:textSize="14sp"
+        android:singleLine="true"
+        tools:ignore="Autofill,TextFields" />
+
+    <HorizontalScrollView
+        android:id="@+id/hsvTimeNav"
+        android:layout_width="match_parent"
+        android:layout_height="40dp"
+        android:layout_marginTop="8dp"
+        android:scrollbars="none">
+
+        <LinearLayout
+            android:id="@+id/llTimeNav"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:orientation="horizontal"
+            android:paddingHorizontal="12dp" />
+    </HorizontalScrollView>
+
     <androidx.recyclerview.widget.RecyclerView
         android:id="@+id/rvLogList"
         android:layout_width="match_parent"
         android:layout_height="match_parent" />
-</LinearLayout>
+</LinearLayout>
+
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
+        android:id="@+id/fabJump"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom|end"
+        android:layout_margin="16dp"
+        android:src="@android:drawable/ic_menu_sort_by_size"
+        app:fabSize="normal"
+        tools:ignore="ContentDescription" />
+
+    <ProgressBar
+        android:id="@+id/progressBar"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:visibility="gone" />
+
+</FrameLayout>

app/src/main/res/layout/popup_right_status_menu.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="120dp"
+    android:layout_height="wrap_content"
+    android:background="@android:color/white"
+    android:elevation="8dp"
+    android:orientation="vertical">
+
+    <TextView
+        android:id="@+id/tv_env_switch"
+        android:layout_width="match_parent"
+        android:layout_height="50dp"
+        android:gravity="center"
+        android:text="切换环境"
+        android:textColor="#333333"
+        android:textSize="14sp" />
+
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="0.5dp"
+        android:background="#E0E0E0" />
+
+    <TextView
+        android:id="@+id/tv_log"
+        android:layout_width="match_parent"
+        android:layout_height="50dp"
+        android:gravity="center"
+        android:text="查看日志"
+        android:textColor="#333333"
+        android:textSize="14sp" />
+
+</LinearLayout>