examTeamApp/pageTwo/devices/G02.vue

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<template>
<view class="weightPages">
<view class="content ">
<view class="status overflow">{{textLink}}</view>
<view class="text">{{text}}</view>
<view class="image">
<image src="/pageTwo/static/HC.png" class="image3"></image>
</view>
<view class="tips">
<text>{{$t("tips.msgTitle")}}:</text>
<text>1,{{$t("linkBluetooth.onDeviceMeasureTips")}}</text>
<text>2,{{$t("linkBluetooth.openDeviceeMeasureTips")}}</text>
<text>3,{{$t("linkBluetooth.openDeviceeMeasureTips2")}}</text>
</view>
</view>
<!-- 手动记录 -->
<view class="wrapper" v-if="isHeight">
<view class="bg"></view>
<view class="Blue">
<view class="h4">{{$t("linkBluetooth.measureResultTips")}}</view>
<view class="Blue-box">
{{$t('linkBluetooth.nowHeight')}}<text>{{height}}{{unit}}</text>
</view>
<view class="Blue-box">
{{$t('linkBluetooth.lastWeight')}}
<input v-model="weight" type="digit" :placeholder="$t('tips.verifyWeight')" />kg
</view>
<view class="Blue-btn Blue-close" @click="handleHeight">{{$t("linkBluetooth.remeasure")}}</view>
<view class="Blue-btn" @click="handleGetMeasure">{{$t("linkBluetooth.SaveResult")}}</view>
</view>
</view>
</view>
</template>
<script>
import {
mapState
} from "vuex";
let myTime;
export default {
data() {
return {
text: "",
weight: "",
height: "",
height2: "",
deviceId: "",
macAddr: "",
write: "",
notify: "",
unit: "cm",
Unload: false,
isHeight: false,
isConnection: 0,
isdevice: false,
textLink: ""
}
},
computed: {
...mapState(["user", "isConnected", "isBluetoothTyle"]),
userInfo() {
return this.user
}
},
onUnload: function() {
let that = this
if (!that.Unload) {
clearTimeout(myTime)
that.closeBLEConnection()
that.closeBluetoothAdapter()
console.log("页面返回onUnload")
}
},
onLoad(options) {
let that = this
that.weight = that.userInfo.weight
that.deviceId = options.deviceId
that.createBLEConnection()
that.onBLEConnectionStateChange()
uni.onBluetoothAdapterStateChange(function(res) {
that.$store.commit("changeBluetooth", res.available);
})
},
watch: {
isConnected: function() {
let that = this
if (!that.isConnected) {
let text = that.$t("linkBluetooth.deviceDisconnection")
that.$tools.showModal(text)
}
},
isBluetoothTyle: function() {
let that = this
if (!that.isBluetoothTyle) {
let text = that.$t("linkBluetooth.offBluetooth")
that.$tools.showModal(text)
}
},
},
methods: {
// 连接蓝牙
createBLEConnection() {
let that = this;
uni.createBLEConnection({
deviceId: that.deviceId,
success: res => {
that.textLink = that.$t("linkBluetooth.linkBluetooth")
setTimeout(function() {
that.getBLEDeviceServices()
}, 1000)
},
fail: res => {
that.textLink = that.$t("linkBluetooth.linkBluetoothFail")
console.log("设备连接失败,请重新连接", res, that.deviceId);
}
});
},
/**
* 获取设备的UUID
*/
getBLEDeviceServices() {
let serviceList = [];
let that = this;
uni.getBLEDeviceServices({
deviceId: that.deviceId,
success: res => {
console.log("获取设备的UUID成功", res, that.deviceId)
serviceList = res.services;
for (let i = 0; i < serviceList.length; i++) {
let service = serviceList[i];
if (service.uuid.indexOf("FFF0") != -1) {
that.serviceId = service.uuid;
that.getBLEDeviceCharacteristics();
console.log("设备的FFE0的serviceId " + that.serviceId);
break;
}
}
},
fail: res => {
that.textLink = that.$t("linkBluetooth.linkBluetoothFail")
console.log('获取设备的UUID失败:', res)
}
});
},
/**
* 获取指定服务的特征值
*/
getBLEDeviceCharacteristics() {
let that = this;
uni.getBLEDeviceCharacteristics({
deviceId: that.deviceId,
serviceId: that.serviceId,
success: res => {
// * 读read: true, //,写write: true, //,通知notify: true
for (let i = 0; i < res.characteristics.length; i++) {
let item = res.characteristics[i];
if (item.uuid.indexOf('0000FFF1') != -1) {
that.notify = item.uuid
} else if (item.uuid.indexOf('0000FFF2') != -1) {
that.write = item.uuid
}
}
that.textLink = that.$t("linkBluetooth.linkBluetoothSuccess")
uni.notifyBLECharacteristicValueChange({
deviceId: that.deviceId,
serviceId: that.serviceId,
characteristicId: that.notify,
state: true,
})
uni.notifyBLECharacteristicValueChange({
deviceId: that.deviceId,
serviceId: that.serviceId,
characteristicId: that.write,
state: true,
})
that.notifyBLECharacteristicValue()
},
fail: res => {
console.log('获取特征值失败:', JSON.stringify(res))
}
})
},
// 接收蓝牙数据
notifyBLECharacteristicValue() {
let that = this;
uni.notifyBLECharacteristicValueChange({
state: true, // 启用 notify 功能
deviceId: that.deviceId,
serviceId: that.serviceId,
characteristicId: that.notify,
success(res) {
uni.onBLECharacteristicValueChange(function(res) {
let value = that.$tools.ab2hex(res.value, "");
let data = parseInt(value.substring(7, 10), 16)
let unit = parseInt(value.substring(10, 12))
let digit = parseInt(value.substring(12, 14))
if (digit == "1") {
data = data / 10
}
if (digit == "2") {
data = data / 100
}
if (unit == "0") {
that.unit = "cm"
}
if (unit == "1") {
that.unit = "inch"
}
if (unit == "2") {
that.unit = "ft"
}
if (Number(data) < 20) {
that.text = that.$t("linkBluetooth.errorOperation")
} else {
if (unit == "2") {
let data1 = data / 12
let data2 = Number(data1 - Math.floor(data1)) * 12
that.height2 = data
that.height = Math.floor(data1) + "'" + data2.toFixed(1)
} else {
that.height2 = data
that.height = data
}
that.text = that.$t("linkBluetooth.heightText") + that.height + that.unit
that.isHeight = true
}
console.log("G02", value, unit, data, that.height, that.height2)
})
},
fail(res) {
console.log("测量失败", res.value);
}
})
},
// 保存测量结果
handleGetMeasure() {
let that = this
let height = 0
if (!that.weight) {
that.$tools.msg(that.$t("tips.verifyWeight"))
return
}
if (that.unit == 'ft') {
height = Number(that.height2 * 2.54).toFixed(2)
} else {
height = that.height2
}
console.log("提交身高", height)
that.$model.getmeasurefunit({
adc: 0,
weight: that.weight,
height: height,
aud_id: that.userInfo.id
}).then(res => {
that.isHeight = false
if (res.code == 0) {
that.$store.dispatch("getResult", {
aud_id: uni.getStorageSync('userid')
})
that.$store.dispatch('getUserInfo', {
aud_id: uni.getStorageSync('userid')
})
that.$tools.msg(that.$t("tips.msgSuccess"))
} else {
that.$tools.msg(that.$t("tips.msgFail"))
}
that.Unload = true
uni.switchTab({
url: "/pages/home/home"
})
setTimeout(function() {
that.closeBLEConnection()
that.closeBluetoothAdapter()
}, 500)
})
},
handleHeight() {
let that = this
that.height = ""
that.text = ""
that.isHeight = false
// let j = Number(2 + 3).toString(16)
// let str = "5A0203" + j.substr(j.length - 2, 2)
// let buf = new Uint8Array(str.match(/[\da-f]{2}/gi).map(function(h) {
// return parseInt(h, 16)
// }))
// uni.writeBLECharacteristicValue({
// deviceId: that.deviceId,
// serviceId: that.serviceId,
// characteristicId: that.write,
// value: buf.buffer,
// success: res => {
// console.log('下发指令成功', res.errMsg)
// },
// fail: res => {
// console.log("下发指令失败", res);
// },
// })
},
// 监听蓝牙连接状态
onBLEConnectionStateChange() {
let that = this
uni.onBLEConnectionStateChange(function(res) {
console.log("监听蓝牙连接状态", res.connected)
that.$store.commit("changeConnected", res.connected);
})
},
/**
* 断开蓝牙模块
*/
closeBluetoothAdapter() {
let that = this;
uni.closeBluetoothAdapter({
success: res => {
console.log('蓝牙模块关闭成功');
}
})
},
/**
* 断开蓝牙连接
*/
closeBLEConnection() {
var that = this;
uni.closeBLEConnection({
deviceId: that.deviceId,
success: res => {
console.log('断开蓝牙连接成功');
that.$store.commit("changeConnected", false);
}
});
},
},
}
</script>
<style scoped lang="scss">
.image3 {
width: 200px !important;
height: 340px !important;
}
.status {
width: auto;
font-size: 16px;
height: 35px;
line-height: 35px;
text-align: center;
border-radius: 15px;
margin: 15px auto;
padding: 0 15px;
background-color: #ffdda6;
}
</style>