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416 lines
10 KiB
416 lines
10 KiB
<template>
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<view class="kk-printer">
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<view class="kk-printer-btn" @tap="handlePrintTap">
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{{isPrinting?printingText:defaultText}}
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</view>
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<view class="kk-shadow" :class="isShowSearch?'show':''" @tap="handleSearchClose">
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<view class="kk-modal" @tap.stop="doNothing">
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<view class="kk-search-device">
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<view class="kk-filter-wrap">
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<view class="filter-title">根据SRRI过滤设备</view>
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<slider @change="handleSRRIChange" max='-20' min='-100' value="-95" show-value/>
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</view>
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<view class="kk-filter-wrap">
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<view class="filter-title">根据蓝牙名过滤</view>
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<input type="text" placeholder-class="kk-placeholder-class" placeholder="请输入蓝牙名字或设备ID搜索" v-model="filterName" />
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</view>
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<view class="kk-btn-wrap">
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<view class="kk-btn-item confirm-btn" @tap="searchBtnTap" v-if="!isSearching">
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搜索设备
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</view>
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<view class="kk-btn-item confirm-btn" v-else>
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搜索中...
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</view>
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<view class="kk-btn-item" @tap="stopSearchBtnTap">
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停止搜索
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</view>
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</view>
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<view class="kk-devices-wrap">
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<view class="empty-wrap" v-if="filterDeviceList.length <= 0">
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<view class="empty-icon"></view>
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<view class="empty-text">~ 无可搜索到的设备 ~</view>
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</view>
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<view class="" v-else>
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<view class="kk-devices-item" v-for="(item,index) in filterDeviceList" :key="index" @tap="handleConnectDevice(item)">
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<view class="name">
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<text>设备名称：</text>
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<text>{{item.name?item.name:'未命名'}}</text>
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</view>
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<view class="rssi">
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<text>信号强度：</text>
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<text>({{Math.max(0, item.RSSI + 100)}}%)</text>
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</view>
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<view class="deviceid">
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<text>设备ID：</text>
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<text>{{item.deviceId}}</text>
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</view>
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<view class="advmac" v-if="item.advMac">
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<text>advMac：</text>
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<text>{{item.advMac}}</text>
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</view>
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</view>
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</view>
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</view>
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</view>
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</view>
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</view>
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</view>
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</template>
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<script>
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import * as gbk from '@/components/kk-printer/utils/printUtil-GBK.js';
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import * as blesdk from './utils/bluetoolth';
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import * as util from './utils/util.js';
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export default {
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data(){
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return{
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//是否正在打印
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isPrinting:false,
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//是否正在搜索设备
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isSearching:false,
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//是否显示蓝牙列表
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isShowSearch:false,
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//按蓝牙名过滤
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filterName:'',
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//按信号过滤
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filterRSSI:-95,
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//设备列表
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devicesList:[],
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//连接的设备ID
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deviceId:'',
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//根据设备ID获取的服务
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services:'',
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//获取特征值时返回的三要素
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serviceId: '',
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writeId: '',
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readId: ''
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}
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},
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props:{
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//按钮默认文字
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defaultText:{
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type:String,
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default:'打印'
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},
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//按钮打印中的文字
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printingText:{
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type:String,
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default:'打印中...'
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},
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bufferData:{
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type:String,
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require:true
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}
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},
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computed:{
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mapFilterRSSI(){
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return (0 - this.filterRSSI)
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},
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filterDeviceList(){
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let devices = this.devicesList;
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let name = this.filterName;
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let rssi = this.filterRSSI;
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console.log(devices,name,rssi)
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//按RSSI过滤
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let filterDevices1 = devices.filter((item)=>{
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return item.RSSI > rssi
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})
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console.log(filterDevices1)
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// 按名字过滤
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let filterDevices2
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if(name!=''){
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filterDevices2 = filterDevices1.filter((item)=>{
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return (item.name.indexOf(name) >= 0 || item.deviceId.indexOf(name) >= 0)
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})
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}else{
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filterDevices2 = filterDevices1
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}
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// 根据广播数据提取MAC地址
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for (let i = 0; i < filterDevices2.length;i++) {
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if (filterDevices2[i].hasOwnProperty('advertisData')){
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if (filterDevices2[i].advertisData.byteLength == 8) {
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filterDevices2[i].advMac = util.buf2hex(filterDevices2[i].advertisData.slice(2, 7));
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}
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}
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}
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return filterDevices2
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}
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},
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mounted() {
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},
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beforeDestroy(){
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this.stopSearchBtnTap();
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},
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methods:{
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doNothing(){
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return;
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},
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//点击打印按钮
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handlePrintTap(){
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console.log(11)
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//打开蓝牙适配器
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blesdk.openBlue().then((res)=>{
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console.log(99,res)
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//获取已连接设备
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blesdk.getConnectedBluetoothDevices().then((res)=>{
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//若没有已连接设备，弹框搜索设备
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console.log(66,res,this.deviceId,this.serviceId,this.writeId,this.bufferData,this.onPrintSuccess)
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if(res.devices.length == 0){
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this.isShowSearch = true
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}else{
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let datalen=20;
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if (plus.os.name != 'Android')
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{
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datalen=180;
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}
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this.isPrinting = true;
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this.$emit('onPrint');
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this.$nextTick(()=>{
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console.log(1,this.bufferData)
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if(this.bufferData!=''){
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let buffer = gbk.strToGBKByte(this.bufferData)
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console.log(2,buffer)
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let opt = {
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deviceId: this.deviceId,
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serviceId: this.serviceId,
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characteristicId: this.writeId,
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value:buffer,
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lasterSuccess: this.onPrintSuccess,
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onceLength:datalen
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}
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console.log(3,opt)
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blesdk.sendDataToDevice(opt);
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this.isPrinting = false;
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}
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})
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}
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}).catch((err)=>{
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console.log(88,err)
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blesdk.catchToast(err);
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})
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}).catch((err)=>{
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console.log(77,err)
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blesdk.catchToast(err);
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})
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},
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onGetDevice(res){
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this.devicesList = res;
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},
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handleSearchClose(){
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this.isShowSearch = false
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},
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handleSRRIChange(e){
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this.filterRSSI = e.detail.value
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},
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//开始搜索设备
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searchBtnTap(){
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blesdk.startBluetoothDevicesDiscovery();
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this.isSearching = true;
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blesdk.onfindBlueDevices(this.onGetDevice)
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},
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//停止搜索设备
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stopSearchBtnTap(){
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blesdk.stopBlueDevicesDiscovery();
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this.isSearching = false;
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},
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//点击连接设备
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handleConnectDevice(device){
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let deviceId = device.deviceId;
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let name = device.name;
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this.deviceId = deviceId;
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console.log('deviceId',this.deviceId)
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// uni.setStorageSync('k_curDeviceID',deviceId);
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// uni.setStorageSync('k_curDeviceName',name);
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uni.onBLEConnectionStateChange((res)=>{
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console.log('连接',res)
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if(res.connected){
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plus.nativeUI.toast('设备'+ res.deviceId + '已连接',{
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verticalAlign:'center'
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})
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}else{
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plus.nativeUI.toast('设备'+ res.deviceId + '已断开连接',{
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verticalAlign:'center'
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})
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}
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})
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blesdk.createBLEConnection(deviceId, this.onConnectSuccess, this.onConnectFail);
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},
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onConnectSuccess(res){
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this.stopSearchBtnTap()
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blesdk.getBLEDeviceServices(this.deviceId, this.onGetServicesSuccess, this.onGetServicesFail);
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},
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onConnectFail(err){
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console.log('链接失败',err)
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},
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onGetServicesSuccess(res){
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console.log('获取服务',res)
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this.services = res.serviceId;
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blesdk.getDeviceCharacteristics(this.deviceId, this.services, this.onGetCharacterSuccess, this.onGetCharacterFail);
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},
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onGetServicesFail(err){
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console.log('获取服务失败')
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},
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onGetCharacterSuccess(res){
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console.log('获取特征值成功',res)
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this.serviceId = res.serviceId;
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this.writeId = res.writeId;
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this.readId = res.readId;
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this.isShowSearch = false;
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},
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onGetCharacterFail(err){
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console.log('特征值获取失败')
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},
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onPrintSuccess(){
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this.isPrinting = false;
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console.log('打印成功')
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this.$emit('onPrintSuccess')
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},
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onPrintFail(){
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console.log('打印失败')
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this.isPrinting = false;
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}
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}
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}
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</script>
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<style lang="scss" scoped>
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.kk-printer{
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width:100%;
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height:100%;
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&-btn{
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width:100%;
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height:100%;
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text-align: center;
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line-height: 50px;
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}
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.kk-shadow{
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display: none;
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&.show{
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display: block;
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width:100vw;
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height:100vh;
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background: rgba(0,0,0,0.4);
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position: fixed;
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top: 0;
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left: 0;
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display: flex;
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justify-content: center;
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align-items: center;
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.kk-modal{
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width:680upx;
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height: 80%;
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padding:24upx;
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box-sizing: border-box;
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overflow-y: auto;
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border-radius: 20upx;
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background: #ffffff;
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display: flex;
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justify-content: center;
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align-items: center;
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.kk-search-device{
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width:100%;
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height: 100%;
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.kk-filter-wrap{
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width:100%;
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height: 160upx;
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display: flex;
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flex-direction: column;
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justify-content: flex-start;
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align-items: flex-start;
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.filter-title{
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line-height: 70upx;
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font-size: 30upx;
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color: #999999;
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}
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&>slider{
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width:90%;
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height: 90upx;
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}
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&>input{
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padding:0 20upx;
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box-sizing: border-box;
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border-radius: 10upx;
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height: 90upx;
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width:100%;
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border: 1upx solid #ebebeb;
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}
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}
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.kk-btn-wrap{
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width:100%;
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height: 140upx;
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display: flex;
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justify-content: space-between;
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align-items: center;
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&>view{
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flex:1 1 auto;
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height: 100upx;
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line-height: 100upx;
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border-radius: 16upx;
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text-align: center;
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color:#ffffff;
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&.confirm-btn{
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background: #007AFF;
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margin-right:30upx;
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}
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&:nth-last-child(1){
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background: #DD524D;
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}
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}
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}
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.kk-devices-wrap{
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height: calc(100% - 460upx);
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overflow-y:auto;
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padding:10upx 20upx;
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box-sizing: border-box;
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border: 1upx solid #ebebeb;
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box-sizing: border-box;
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border-radius: 20upx;
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.empty-wrap{
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width:100%;
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height: 100%;
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display: flex;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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.empty-icon{
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width:268upx;
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height: 240upx;
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background: url('./empty-icon.png') no-repeat;
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background-size:100% 100%;
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margin-bottom: 26upx;
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}
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.empty-text{
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width: 100%;
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line-height: 50upx;
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font-size: 30upx;
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text-align: center;
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color: #999999;
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}
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}
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.kk-devices-item{
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width:100%;
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border-bottom: 1upx solid #ebebeb;
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padding:10upx 0;
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box-sizing: border-box;
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&:nth-last-child(1){
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border-bottom: none;
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}
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&>view{
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width:100%;
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font-size: 30upx;
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}
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}
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}
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}
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}
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}
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}
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}
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.kk-placeholder-class{
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font-size: 30upx;
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color:#999999;
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}
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</style>
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