uu

pages/print/bluetoothPrinter.vue

@@ -7,7 +7,7 @@
 						<u-row custom-style="gap: 10rpx;">
 							<u-button @click="discoveryPrinter">搜索周边设备</u-button>
 							<u-button @click="stopDiscoveryPrinter">停止搜索</u-button>
-							<u-button @click="writeBLECharacteristicValue" type="primary" disabled="!(deviceId && !serviceId && characteristicId)">打印</u-button>
+							<u-button @click="writeBLECharacteristicValue" type="primary" :disabled="!(deviceId && serviceId && characteristicId)">打印</u-button>
 						</u-row>
 					</view>
 					<view class="">
@@ -15,7 +15,7 @@
 						<u-steps activeColor="#969799" :current="curTab" direction="column" dot="true">
 							<u-steps-item v-for="(item, index) in conInfos" @click="changeTab(index)">
 								<template v-slot:title>
-									<view class="clr-sub pl-20">{{item.title}}</view>
+									<view :class="`${index == curTab ? 'clr-prm' : 'clr-sub'} pl-20`">{{item.title}}</view>
 								</template>
 								<template v-slot:desc>
 									<view class="mt-10 pl-20">{{item.desc}}</view>
@@ -119,11 +119,11 @@ export default {
 			canvas_height: 240,
 			curTab: 0,
 			devices: [],
-			deviceId: '',
+			deviceId: 'dda',
 			serverList: [],
-			serviceId: '',
+			serviceId: 'dda',
 			characteristics: [],
-			characteristicId: ''
+			characteristicId: 'dd'
 		}
 	},
 	mounted () {
@@ -161,7 +161,11 @@ export default {
 						// ArrayBuffer转16进度字符串示例
 						uni.onBluetoothDeviceFound(devices => {
 							console.log("========devices=====", devices)
-							_this.devices.push(devices.devices[0])
+							let curDvs = devices?.devices?.[0] || {}
+							// 过滤重复的
+							if(curDvs.deviceId && _this.devices.map(t=> t.deviceId).indexOf(curDvs.deviceId) == -1) {
+								_this.devices.push(curDvs)
+							}
 						})
 					}
 				}