功能优化，增加心跳数据处理

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

@@ -71,13 +71,13 @@ class HomeActivity : BaseActivity() {
                         runCatching {
                             receiveSerialPortData(data)
                         }.onFailure {
-                                it.printStackTrace()
-                            }
+                            it.printStackTrace()
+                        }
                     }
                 }
                 SerialPortManager.send(ACTIVE_CMD)
 
-                SerialPortManager.send(DEVICE_INFO_CMD)
+                //SerialPortManager.send(DEVICE_INFO_CMD)
             }
         }
         TaskManager.startTask()
@@ -90,47 +90,86 @@ class HomeActivity : BaseActivity() {
         }
         val cmd = data.substring(HEADER.length, HEADER.length + 2)
         when (cmd) {
+            "01" -> {
+                //心跳-01
+                Log.d(TAG, "receiveSerialPortData:心跳01: $data")
+            }
+
+            "81" -> {
+                //心跳-81
+                Log.d(TAG, "receiveSerialPortData:心跳08: $data")
+                heartBeat(data)
+            }
+
             "03" -> {
                 //获取设备状态
-                val weightStartIndex = HEADER.length + 4 + 10
-                val temperatureStartIndex = weightStartIndex + 10 * 8
-                val temperatureHex = data.substring(temperatureStartIndex, 2)
-                val temperature = hexToDec(temperatureHex)
-                updateLeftStatus("1-1冷藏柜  $temperature°C / 87%")
-
-                var index = 1
-                var count = weightStartIndex
-                while (count < temperatureStartIndex) {
-                    val weightInfo = data.substring(count, count + 8)
-                    var weightHex = ""
-                    weightInfo.run {
-                        weightHex =
-                            substring(6, 8) + substring(4, 6) + substring(2, 4) + substring(0, 2)
-                    }
-                    var realWeight = 0
-                    if (weightHex.first() in '8'..'F') {
-                        //负数
-                        val weightHex2 = "0${weightHex.substring(1)}"
-                        realWeight = hexToDec(weightHex2)
-                    } else {
-                        //整数
-                        realWeight = hexToDec(weightHex)
-                    }
-                    weightArray.put(count, realWeight)
-                    count += 8
-                    index++
-                }
-
-                val intent = Intent(ShelfActivity.RECEIVER_DEVICE_INFO)
-                intent.putExtra(ShelfActivity.SHELF_WEIGHT, weightArray[clickIndex])
-                 intent.putExtra(ShelfActivity.RECEIVER_DEVICE_INFO, data)
-                sendBroadcast(intent)
+                getDeviceInfo(data)
             }
 
             else -> {}
         }
     }
 
+    private fun heartBeat(data: String) {
+        val weightStartIndex = 2
+        val weightEndIndex = weightStartIndex + 10 * 8
+        getWeightInfo(
+            start = weightStartIndex,
+            end = weightEndIndex,
+            data = data
+        )
+        val temperatureStartIndex = (1 + 10 * 4 + 20 + 1 + 1 + 1 + 1) * 2
+        val temperatureEndIndex = temperatureStartIndex + 2
+        val temperatureHex = data.substring(temperatureStartIndex, temperatureEndIndex)
+        val temperature = hexToDec(temperatureHex)
+        updateLeftStatus("1-1冷藏柜  $temperature°C / 87%")
+    }
+
+    private fun getWeightInfo(start: Int, end: Int, data: String) {
+        var index = 1
+        var count = start
+        while (count < end) {
+            val weightInfo = data.substring(count, count + 8)
+            var weightHex = ""
+            weightInfo.run {
+                weightHex =
+                    substring(6, 8) + substring(4, 6) + substring(2, 4) + substring(0, 2)
+            }
+            var realWeight = 0
+            if (weightHex.first() in '8'..'F') {
+                //负数
+                val weightHex2 = "0${weightHex.substring(1)}"
+                realWeight = hexToDec(weightHex2)
+            } else {
+                //整数
+                realWeight = hexToDec(weightHex)
+            }
+            weightArray.put(index, realWeight)
+            count += 8
+            index++
+        }
+    }
+
+    private fun getDeviceInfo(data: String) {
+        val weightStartIndex = HEADER.length + 4 + 10
+        val temperatureStartIndex = weightStartIndex + 10 * 8
+        val temperatureEndIndex = temperatureStartIndex + 2
+        val temperatureHex = data.substring(temperatureStartIndex, temperatureEndIndex)
+        val temperature = hexToDec(temperatureHex)
+        updateLeftStatus("1-1冷藏柜  $temperature°C / 87%")
+
+        getWeightInfo(
+            start = weightStartIndex,
+            end = temperatureStartIndex,
+            data = data
+        )
+
+        val intent = Intent(ShelfActivity.RECEIVER_DEVICE_INFO)
+        intent.putExtra(ShelfActivity.SHELF_WEIGHT, weightArray[clickIndex])
+        intent.putExtra(ShelfActivity.RECEIVER_DEVICE_INFO, data)
+        sendBroadcast(intent)
+    }
+
     private val weightArray by lazy { SparseIntArray() }
     private var clickIndex = 0