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package com.yinuo.safetywatcher.watcher.port
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import android.os.Handler
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import android.os.Looper
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import com.common.commonlib.db.DBUtils
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import com.common.commonlib.db.entity.GasType
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import com.common.serialport.utils.HexUtils
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import com.yinuo.library.vlc.utils.LogUtils
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import com.yinuo.safetywatcher.watcher.port.cmd.GasPortStatus
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import com.yinuo.safetywatcher.watcher.port.cmd.ResponseHelper
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import com.yinuo.safetywatcher.watcher.port.cmd.getGasTypeByCode
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import kotlinx.coroutines.DelicateCoroutinesApi
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import kotlinx.coroutines.GlobalScope
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import kotlinx.coroutines.launch
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import kotlin.math.pow
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object ParseHelper {
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private val mPortRunnable = hashMapOf<Int, FlagRunnable>()
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private val mHandler = Handler(Looper.getMainLooper())
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fun parse(it: ByteArray) {
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if (it.isNotEmpty() && it.size >= GasUtils.FULL_MSG_SIZE) {
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// val checkSum = getCheckSum(it)
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// // 校验通过
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// if (checkSum == it[8]) {
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// val gasName = it[1]
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// val gasUnit = it[2]
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// val gasValue: Double = (it[4] * 256 + it[5]) / 100.00
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// setFlag(0, gasName, "/dev/tyyS0")
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//
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// // TODO
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// TxtOverlay.setShowTip("")
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// }
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LogUtils.v("receive msg, ${HexUtils.byteArrToHex(it)}")
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val gasIndex = it[0].toInt()
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val status = it[14].toInt()
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val gasType = getGasTypeByCode(it[19].toInt())
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when (status) {
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// 预热
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0 -> {
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updateGasTypeDb(gasType, GasPortStatus.PRE_HOT)
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setFlag(gasIndex, gasType)
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}
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// 正常
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1 -> {
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updateGasTypeDb(gasType, GasPortStatus.OK)
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setFlag(gasIndex, gasType)
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parseGasData(gasType, it)
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}
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// 故障
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2, 3, 7 -> {
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updateGasTypeDb(gasType, GasPortStatus.ERROR)
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setFlag(gasIndex, gasType)
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}
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else -> {
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LogUtils.v("unKnow status, do nothing")
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}
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}
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}
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}
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private fun parseGasData(gasType: String, it: ByteArray) {
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val unitHex: String = HexUtils.byteArrToHex(it, 3, 3 + 2)
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val unitToLong: Long = HexUtils.hexToLong(unitHex)
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// 10000000000000
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var unitBinaryString = java.lang.Long.toBinaryString(unitToLong)
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LogUtils.v("receive msg $gasType, unitBinaryString 1 = $unitBinaryString")
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if (unitBinaryString.length < 16) {
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val offset = 16 - unitBinaryString.length
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repeat(offset){
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unitBinaryString = "0" + unitBinaryString;
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}
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}
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LogUtils.v("receive msg, unitBinaryString 2 = $unitBinaryString")
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unitBinaryString = unitBinaryString.reversed()
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LogUtils.v("receive msg, unitBinaryString 3 = $unitBinaryString")
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//小数点
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val subSequence = unitBinaryString.subSequence(8, 12)
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val pointNum = ResponseHelper.getPointNum(subSequence)
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LogUtils.v("receive msg, 小数点 = $subSequence，$pointNum")
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// 单位
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val subSequence2 = unitBinaryString.subSequence(12, 16)
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val unit = ResponseHelper.getGasUnit(subSequence2)
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LogUtils.v("receive msg, 单位 = $subSequence2，$unit")
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val c17 = unitBinaryString[6].toString()
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val c18 = unitBinaryString[7].toString()
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// 气体浓度
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val valueHex: String = HexUtils.byteArrToHex(it, 5, 5 + 2)
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val valueHexLong: Long = HexUtils.hexToLong(valueHex)
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// 浓度
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val value =
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c18.plus(c17).plus(java.lang.Long.toBinaryString(valueHexLong)).toInt(2) / 10.0.pow(
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pointNum
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)
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LogUtils.v("receive msg, 浓度 = $c18，$c17, | $valueHex, $valueHexLong, | $value")
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// 量程
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val rangHex: String = HexUtils.byteArrToHex(it, 11, 11 + 2)
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val rangHexLong: Long = HexUtils.hexToLong(rangHex)
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LogUtils.v("receive msg, 量程 = $rangHex，$rangHexLong")
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}
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/**
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* 更新数据库
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*/
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@OptIn(DelicateCoroutinesApi::class)
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private fun updateGasTypeDb(gasName: String, status: Int) {
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GlobalScope.launch {
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val typeDao = DBUtils.gasTypeDao()
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val gasType = typeDao.getByName(gasName)
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typeDao.insert(gasType ?: GasType(gasName, status))
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}
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}
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/**
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* 启动离线检查
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*/
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private fun setFlag(index: Int, gasName: String) {
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var flagRunnable = mPortRunnable[index]
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if (flagRunnable != null) {
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mHandler.removeCallbacks(flagRunnable)
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}
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flagRunnable = FlagRunnable(gasName)
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mPortRunnable[index] = flagRunnable
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// 如果一段时间内没有收到消息，认为连接断开
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mHandler.postDelayed(flagRunnable, GasUtils.CHECK_TIME)
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}
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/**
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* 离线检查
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*/
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class FlagRunnable(
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private val gasName: String
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) : Runnable {
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override fun run() {
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updateGasTypeDb(gasName, GasPortStatus.OUTLINE)
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}
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}
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}
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xiaowusky
2 years ago