zx_flk_app/common/bluetooth/ZXCar.js

const common = require('../common.js');

const FMBMS = require('./FMBMS.js');
var bluetooth = require('@/common/bluetooth.js');

const readServiceID = '0000FEE7-0000-1000-8000-00805F9B34FB';
const readID = '000036F6-0000-1000-8000-00805F9B34FB';
const writeServiceID = '0000FEE7-0000-1000-8000-00805F9B34FB';
const writeID = '000036F5-0000-1000-8000-00805F9B34FB';
const MTU = 115;
const app = getApp();
let subIndex = -1
let commands = []; // 升级包指令数组，每个指令是一个 ArrayBuffer
let currentCommandIndex = 1;
var totalLength = 0 //总包长度
var joinPack = []//接收到的数据包
var readRepeatTime = 0 //读到完整数据包的时间戳

function acceptDevice(device) {
	return device.btid ? true : false;
}

function isSingleBt() {
	console.log('是单蓝牙');
	return true;
}

function haveBms() {
	console.log('是单蓝牙并且带bms');
	return true;
}

function isDevice(device, data) {
	// console.log(device,data,'device111');
	const advertisData = new Uint8Array(data.advertisData);
	// console.log(advertisData,'判断返回第几个字段是正常模式还是升级模式');
	//打印返回广播 判断返回字段是正常模式还是升级模式
	// console.log(advertisData.slice(4, 10).toString(),'device2222');
	const mac = device.btid
		.split('')
		.map((p, i) => parseInt(p + device.btid[i + 1], 16))
		.filter((p, i) => i % 2 == 0);

	// if ( advertisData.slice(4, 10).toString() == "095A5832") {
	//     return true;
	// }
		//判断是否是智寻的蓝牙
	const result = data.name.startsWith("ZX");
	// if (data.name === "865416038002201") {
	// if (data.name === "ZX2503150000000") {
	if (result) {
		return true
	}

	return false;
}

//连接蓝牙后 发送登录指令
function alterConnect(device, deviceId) {
	readRepeatTime=0
	// console.log(device,app.globalData.connectionState[deviceId],'deviceliuwei');
	//登录 crc[0x1F,0x0F,0x5A,0x58,0x32,0x32,0x30,0x32,0x32,0x32,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x08,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x67,0xAC,0x53,0xE7,0x08,0x00]
	//登录 [[0x22,0x22,0x01,0x1F,0x0F,0x5A,0x58,0x32,0x32,0x30,0x32,0x32,0x32,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x08,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x67,0xAC,0x53,0xE7,0x08,0x00,crc_data,0xAA,0xAA]]
	//时间戳 0x67AC53E7 0x65,0xB3,0xED,0x6F 16:00:05
	//切换正常，工厂下发指令 [[0x22,0x22,0x54,0x01,0x01,0x12,0xAA,0xAA]]
	//OTA 升级指令 [[0x22,0x22,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,n,0xCB,0xAA,0xAA]]

	// const data = [0x1F, 0x0F, ,0x5A,0x58, 0x35, 0x32, 0x30, 0x32, 0x32, 0x32, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30,
	console.log("校检---》")
	let data=[ 0x1F, 0x0F]
	const device_name=app.globalData.connectionState[deviceId].deviceName
	const device_sn=stringToHexArray(device_name)
	data.push(...device_sn)
	data.push(0x08, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x67, 0xAC, 0x53, 0xE7, 0x08, 0x00)
	// const data=[ 0x1F, 0x0F,0x38, 0x36, 0x35, 0x34, 0x31, 0x36, 0x30, 0x33, 0x38, 0x30, 0x30, 0x32, 0x32, 0x30, 0x31,0x08, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x67, 0xAC, 0x53, 0xE7, 0x08, 0x00]
	// console.log(data,'datatest');
	console.log(crc8IEEE8023(data).toString(16).toUpperCase(),'crc---------');
	const crc_data = parseInt(crc8IEEE8023(data).toString(16).toUpperCase(),16) 
	data.push(crc_data,0xAA,0xAA)
	data.unshift(0x22,0x22,0x01)
	
	return [data]
	// return [[0x22,0x22,0x02,0x01,0x02,0x1B,0xAA,0xAA]]
}

function crc8IEEE8023(data) {
    const poly = 0x07; // IEEE 802.3 polynomial x^8 + x^2 + x + 1
    let crc = 0x00;

    for (let i = 0; i < data.length; i++) {
        crc ^= data[i];
        for (let j = 0; j < 8; j++) {
            if (crc & 0x80) {
                crc = ((crc << 1) ^ poly) & 0xFF;
            } else {
                crc = (crc << 1) & 0xFF;
            }
        }
    }
    return crc;
}

function stringToHexArray(str) {
  const result = [];
  for (let i = 0; i < str.length; i++) {
    const charCode = str.charCodeAt(i); // 获取字符的 ASCII 码值
	const hexValue=`0x${charCode.toString(16).toUpperCase()}`
	const hexDataValue=parseInt(hexValue,16)
    result.push(hexDataValue);
  }
  return result;
}




//收到硬件方向软件方发送的数据
function readData(device, value, data) {
	console.log('***********************test');
	var test = new Uint8Array(value);
	const bmsData=Array.from(test);
	console.log(bmsData,'bmsData-------------');
	const normalArray =packBmsData(bmsData) 
	
	if(normalArray){
		console.log(normalArray[2],'normalArray---------------');
		switch(normalArray[2]){
			case 0x60:
			//登陆指令
			loginCmd(device.mac_id,normalArray)
			break;
			
			case 0x61||0x62||0x65||0x7F:
			//开机指令 关机  寻车 //设置灵敏度回复
			trunCarCommand(device.mac_id,normalArray)
			break;
			
			case 0x66:
			//升级指令
			checkSendNextCommand(device.mac_id,normalArray)
			break;
			
			case 0x7C:
			//接近解锁指令 
			nearCarCmd(device.mac_id,normalArray)
			break;
			
			case 0x7E:
			//获取车辆接近解锁 是否配对 灵敏度信息
			getNearCarCmdInfo(device.mac_id,normalArray)
			break;
			
		}
	}
		
	// console.log(normalArray,currentCommandIndex-1,commands[currentCommandIndex],commands[currentCommandIndex-1], 'value**************************');
	// if((normalArray[0]==0x00) && (normalArray[1]==0x01) && normalArray.length==2){
	// 	switch (normalArray[1]) {
	// 		case 0x01:
	// 			uni.showModal({
	// 				title: '提示',
	// 				confirmText: '开始升级',
	// 				content: '登陆成功，当前处于升级模式是否开始升级',
	// 				success: function(res) {
	// 					if (res.confirm) {
	// 						currentCommandIndex=0
	// 						otaUpgrade().then(()=>{
	// 							//登陆成功  且当前为升级模式可以发送升级文件
	// 							sendNextCommand(device.mac_id)
	// 						})
	// 					} else {}
	// 				}
	// 			});
	// 			return [1,1,2,3]
	// 			break;
	// 	}
	// }else if(normalArray[0]==0x00&&normalArray.length==1){
	// 	// common.simpleToast('开机成功', 2000)
	// 	return '操作成功'
	// }else{
	// 	switch(normalArray[3]){
	// 		case 0x00:
	// 		sendNextCommand(device.mac_id)
	// 		break;
			
			
	// 		case 0x01:
	// 		uni.hideLoading();
	// 		console.log(normalArray,commands.length,currentCommandIndex-1,commands[currentCommandIndex-3],commands[currentCommandIndex-2],commands[currentCommandIndex-1], 'value**************************');
	// 		common.simpleToast('升级文件回复失败', 2000)
	// 		// test() 升级文件回复失败
	// 		break;
	// 	}
	// }
	


	
	
		


	return data;
}

function loginCmd(mac_id,data){
	const len=data.length-4
	if(data[len-1]==0x00 && data[len]==0x01){
		uni.showModal({
			title: '提示',
			confirmText: '开始升级',
			content: '登陆成功，当前处于升级模式是否开始升级',
			success: function(res) {
				if (res.confirm) {
					currentCommandIndex=0
					otaUpgrade().then(()=>{
						//登陆成功  且当前为升级模式可以发送升级文件
						sendNextCommand(device.mac_id)
					})
				} else {}
			}
		});
	}else if(data[4]==0x00 && data[4]==0x00){
		// uni.hideLoading();
		//正常模式
		console.log('登陆成功');
		if('lockType' in app.globalData.nearLockInfo ){
			if(app.globalData.nearLockInfo.lockType==0){
				console.log('获取接近解锁指令为关闭');
				
			}else{
				uni.hideLoading();
				console.log('获取接近解锁指令为成功');
			}
		}else{
			const getNearUnlockSetCmd=getNearUnlockSet()
			console.log(getNearUnlockSetCmd,'getNearUnlockSetCmd');
			writeData(mac_id,getNearUnlockSetCmd)
		}
	}
}
function checkSendNextCommand(mac_id,data){
	const len=data.length-4
	if(data[len]==0x00){
		sendNextCommand(device.mac_id)
	}else if(data[len]==0x01){
		uni.hideLoading();
		// console.log(normalArray,commands.length,currentCommandIndex-1,commands[currentCommandIndex-3],commands[currentCommandIndex-2],commands[currentCommandIndex-1], 'value**************************');
		common.simpleToast('升级文件回复失败')
	}
}
function trunCarCommand(mac_id,data){
	uni.hideLoading();
	const len=data.length-4
	if(data[len]==0x00){
		common.simpleToast('操作成功')
	}else if(data[len]==0x01){
		common.simpleToast('操作失败')
	}
}
function nearCarCmd(mac_id,data){
	uni.hideLoading();
	const len=data.length-4
	if(data[len]==0x00){
		common.simpleToast('操作成功')
	}else if(data[len]==0x01){
		common.simpleToast('操作失败')
	}
}




//处理蓝牙三段回复 综合成一个数组
function packBmsData(value) {
  if (value.length!=0) {
	  console.log(endTime - readRepeatTime);
    if (endTime - readRepeatTime > 8000) {//超过8秒，说明数据有问题，数据清空
      readRepeatTime = endTime
      joinPack = []
    }
	// console.log((value[0] == 0x22) && (value[1]== 0x22),joinPack,'000000');
    if((value[0] == 0x22) && (value[1]== 0x22)){//当开始符为标志符 代表接收包开始
      var endTime = new Date().getTime()
		  totalLength = value[3]//包长度
		  joinPack=value
      // console.log(joinPack,value,'111111');
    }else if(joinPack.length!=0 && (joinPack[0] == 0x22) && (joinPack[1]== 0x22)){
		const len=joinPack.length-1
		const diffJoinLength =joinPack.length-4
		readRepeatTime = endTime
		// console.log(totalLength,diffJoinLength,value,'2222222');
		if(totalLength > diffJoinLength){//内容长度符合为完整包
			joinPack.push(...value)
			return joinPack
		}else if(totalLength <= diffJoinLength){
			joinPack = []
		}
	}
    else{
		readRepeatTime = endTime
		joinPack = []
		return joinPack
    }
  }
}

function mergeUint8Array(arr1, arr2) {
    let len1 = arr1 ? arr1.length : 0;
    let len2 = arr2.length;
    let arr = new Uint8Array(len1 + len2);

    for (let i = 0; i < len1; i++) {
        arr[i] = arr1[i];
    }

    for (let i = 0; i < len2; i++) {
        arr[len1 + i] = arr2[i];
    }

    return arr;
}

//发送指令封装
function sendCommand(cmd, data = []) {
	readRepeatTime=0
	let cmdData = [0x22, 0x22]
	// cmdData.push(cmd)
	//协议号 cmd
	//包长度 data.length
	const dataLen=parseInt(data.length.toString(16).toUpperCase(), 16)
	//信息内容 cmd
	//crc校验
	const pData=[dataLen,...data]
	const crcData='0x'+crc8IEEE8023(pData).toString(16).toUpperCase()
	cmdData.push(cmd,dataLen,...data,crcData,0xAA, 0xAA)
	// console.log(cmdData,'cmdDatacmdData');
	return cmdData
}


function turnOnCar(device, deviceId) {
	return [sendCommand(0x02,[0x02])];
}

function turnOffCar(device, deviceId) {
	return [sendCommand(0x03,[0x03])];
}
function findCarCmd(device, deviceId) {
	return [sendCommand(0x06,[0x06])];
}
function openCarSeat(device, deviceId) {
	return [sendCommand(0x07,[0x07])];
}
function openCarTrunk(device, deviceId) {
	return [sendCommand(0x08,[0x08])];
}
function getCarPressure(device, deviceId) {
	return [sendCommand(0x4A,[0x4A])];
}
function nearUnlock(device, deviceId) {
	return [sendCommand(0x4B,[0x02])];
}
function nearCloseUnlock(device, deviceId) {
	return [sendCommand(0x4B,[0x00])];
}
function getSensitivity(device, deviceId) {
	return [sendCommand(0x4F,[0x4F])];
}
function setSensitivity(device, deviceId,type) {
	return [sendCommand(0x4E,['0x4'+type])];
}
function setNearUnlock(device, deviceId,type) {
	return [sendCommand(0x4D,[0x4D])];
}
function getNearUnlockSet(device, deviceId,type) {
	return [sendCommand(0x4D,[0x4D])];
}

function getNearCarCmdInfo(mac_id,data){
	const pData={
		lockType:data[4],//接近解锁配置
		level:data[5],//感应等级
		status:data[6]//配对状态
	}
	console.log(pData,data,pData.status,'pData');
	app.globalData.nearLockInfo=pData
	if(pData.lockType==0x02||pData.lockType==0x01){
		console.log('已开启配对');
		common.simpleToast('感应解锁已开启,前往设置灵敏度页面')
		uni.navigateTo({ url: '/pages/bluetoothUnlock/unlockset' })
		uni.hideLoading();
		if( pData.status == 0x01){
			common.simpleToast('配对成功')
			return 
		}else if(pData.status==0x00){
			common.simpleToast('未配对')
		}
	}else if(pData.lockType==0x00){
		console.log('未开启配对')
		const nearUnlockCmd=nearUnlock()
		console.log(nearUnlockCmd,'nearUnlockCmd');
		writeData(mac_id,nearUnlockCmd)
	}
		
}

function switchFactory(device, deviceId) {
	//切换正常，工厂模式指令
	//切换工厂模式 [[0x22,0x22,0x54,0x01,0x01,0x12,0xAA,0xAA]]
	//切换正常模式 [[0x22,0x22,0x54,0x01,0x00,0x15,0xAA,0xAA]]
	return [[0x22,0x22,0x54,0x01,0x01,0x12,0xAA,0xAA]]
	// return [sendCommand([0x54, 0x01, 0x01, 0x12])];
}
//升级按钮
function otaUpgrade(device){
	
	const data = readBinBinarayToCommand()
	data.then(result=>{commands=result})
	
	// console.log(data,'datatest111');
	return data
}
async function readBinBinarayToCommand() {
	let res =await uni.request({
	  url: 'https://opt.bms16.com/ota.BIN', // 文件的网络地址
	  method: 'GET',
	  responseType: 'arraybuffer', // 指定响应类型为 arraybuffer
	});
	const arrayBuffer=res[1].data
	const uint8Array = new Uint8Array(arrayBuffer); // 转换为 Uint8Array
	const test = splitArrayIntoChunks(uint8Array, 80); // 分割成长度为 80 的数组
	const data =makeArr(test)
	return data
}

function sendNextCommand(mac_id) {
	readRepeatTime=0
	// console.log(currentCommandIndex,commands.length,'开始发送指令');
	// console.log(commands[currentCommandIndex],'command');
    if (currentCommandIndex >= commands.length) {
		uni.hideLoading();
		common.simpleToast('所有指令发送完成', 2000)
        return;
    }
	const deviceId = Object.keys(app.globalData.connectionState).find((i) => app.globalData.connectionState[i].device.mac_id == mac_id);
    if (deviceId == undefined) {
		console.log('deviceId == undefined');
        return ;
    }
    const command = [commands[currentCommandIndex]];
	if(command.length==0){
		return
	}
	// // 将数据转换为ArrayBuffer类型
	var buffer;
	buffer = common.toArrayBuffer(command.shift());
	// console.log(command,'command');
    uni.writeBLECharacteristicValue({
        deviceId: deviceId, // 替换为实际的设备 ID
        serviceId: writeServiceID, // 替换为实际的服务 ID
        characteristicId: writeID, // 替换为可写入的特征值 ID
        value: buffer,
        success() {
            // console.log('指令发送成功，等待设备响应',currentCommandIndex,commands[currentCommandIndex]);
        },
        fail(err) {
            console.error('指令发送失败', err);
        }
    });
    currentCommandIndex++;
}

function splitArrayIntoChunks(array, chunkSize) {
	const newArr=array.slice(16383)
    const numChunks = Math.ceil(newArr.length / chunkSize);
	
    return Array.from({ length: numChunks }, (_, i) => {
        return newArr.slice(i * chunkSize, (i + 1) * chunkSize);
    });
}


// 处理分割后的数组
function makeArr(array) {
    const result = [];
	let endPackage;
    for (let i = 0; i < array.length; i ++) {
			endPackage = 0x00
		if((i + 1) >= array.length){
			//当前是最后一次循环
			endPackage = 0x01
		}
		// if(i==2) return
		//协议号 30 包长度未固定array.length+8 转16进制  固件类型0x00 升级包大小(总包大小) 125396字节-》0x00,0x01,0xE9,0xD4
		let startArray = []
		const packageLen=parseInt((array[i].length+8).toString(16).toUpperCase(), 16)
		
		// const totalPackageSize=[0x00,0x00,0x01,0xE9,0xD4]
		// const totalPackageSize=[0x00,0x00,0x01,0xeb,0xfc]
		const totalPackageSize=[0x00,0x00,0x01,0xAB,0xFC]
		startArray.push(packageLen,...totalPackageSize)
		 //软件包id
		const ids=splitNumber(i)  // 0x00,0x01
		startArray.push(...ids)
		 //是否为最后一个包
		startArray.push(endPackage)
		 //软件数据包
		const formattedChunk = array[i].map(byte => `0x${byte.toString(16).toUpperCase()}`); // 转换为 0xXX 格式 
		startArray.push(...formattedChunk)
		// if(i>95&& i<105){
		// 	console.log(startArray,'startArray-------');
		// }
		//crc检验
		const crcStr='0x'+crc8IEEE8023(startArray).toString(16).toUpperCase()
		const testCrc=parseInt(crcStr,16)
		
		startArray.push(crcStr)
		startArray.push(0xAA,0xAA)
		startArray.unshift(0x22,0x22,0x30)
        result.push(startArray);
    }
	// result.push([0x22,0x22,0x30,0x58,0x00,0x00,0x00,0xE9,0xD4,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x2C,0xAA,0xAA])
    return result;
}



function splitNumber(num) {
	let highByte = (num >> 8) & 0xFF; // 对于0-255的数字，结果总是0
	// 低字节
	let lowByte = num & 0xFF;
  
	// 将每个字节转换为两位的十六进制字符串，并添加'0x'前缀
	let highHex = highByte.toString(16).toUpperCase().padStart(2, '0'); // 确保是两位十六进制数
	let lowHex = lowByte.toString(16).toUpperCase().padStart(2, '0');  // 确保是两位十六进制数
  
	// 返回结果数组（这里实际上可以返回一个对象或字符串，根据需求调整）
	return ['0x' + highHex, '0x' + lowHex];
}

// 定义一个函数，用于向蓝牙设备写入数据
function writeData(mac_id, data, callback = () => {}, fail = () => {}) {
    const deviceId = Object.keys(app.globalData.connectionState).find((i) => app.globalData.connectionState[i].device.mac_id == mac_id);
    if (deviceId == undefined) {
        return ;
    }
	// 如果数据长度为0，则直接返回
	if (data.length == 0) {
        return;
    }
    // 将数据转换为ArrayBuffer类型
    var buffer;
    buffer = common.toArrayBuffer(data.shift());
    // 调用uni.writeBLECharacteristicValue方法，向蓝牙设备写入数据
    uni.writeBLECharacteristicValue({
        deviceId: deviceId,
        serviceId: writeServiceID,
        characteristicId: writeID,
        value: buffer,
        // 成功回调函数
        success(res) {
            // 如果数据长度为0，则调用回调函数
            if (data.length == 0) {
                callback(res);
            } else {
                // 否则，延时500毫秒后再次调用writeData函数
                setTimeout(() => {
                    writeData(device, deviceId, data, callback, fail);
                }, 500);
            }
        },
        // 失败回调函数
        fail(res) {
            console.log(res);
            // 调用失败回调函数
            fail(res);
        }
    });
}




module.exports = {
	readServiceID: readServiceID,
	readID: readID,
	writeServiceID: writeServiceID,
	writeID: writeID,
	MTU: MTU,
	acceptDevice: acceptDevice,
	isDevice: isDevice,
	alterConnect: alterConnect,
	readData: readData,
	turnOffCar: turnOffCar,
	isSingleBt: isSingleBt,
	haveBms: haveBms,
	switchFactory: switchFactory,
	otaUpgrade,
	findCarCmd,
	turnOffCar,
	turnOnCar,
	getCarPressure,
	nearUnlock,
	nearCloseUnlock,
	getSensitivity,
	setSensitivity,
	getNearUnlockSet,
	setNearUnlock,
	

};