11

components/kk-printer/index.vue

@@ -120,7 +120,7 @@
 				let that = this
 				uni.showLoading({
 					mask: true,
-					title: '加载中...'
+					title: '打印中...'
 				});
 				uni.getSystemInfo({
 					success(res) {
@@ -133,13 +133,26 @@
 					success: (res2) => {
 						that.sousuo()
 					},
-					fail: (res) => {
+					fail: (res) => {
-						that.tui.toast('初始化失败', res)
+						console.log('初始化失败', res)
-						this.isShowSearch = true
+						if(res.errCode == '10001'){
-						uni.hideLoading();
+							console.log('蓝牙未打开', res)
+							// that.tui.toast('请打开蓝牙后，再进行连接')
+							uni.showToast({
+								duration: 2000,
+								title: "请打开蓝牙后，再进行连接",
+								icon: 'none',
+								mask:true
+							})
+						}else{
+							that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入')
+							that.isShowSearch = true
+						}
+						setTimeout(res=>{
+							uni.hideLoading();
+						},2000)
 					}
 				})
-
 			},
 			// 开始搜索附近的蓝牙外围设备
 			sousuo() {
@@ -148,18 +161,20 @@
 					success(res3) {
 						that.jiantingshebei()
 					},
-					fail(err) {
+					fail(err) {
-						that.tui.toast('获取设备失败', err)
+						that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入')
 						wx.closeBLEConnection({
 							deviceId: uni.getStorageSync('deviceId'),
 							success(res) {
-
+								console.log(res)
 							}
 						})
 						uni.removeStorageSync('deviceId');
 						that.isShowSearch = true
-						that.sousuo()
+						that.sousuo()
-						uni.hideLoading();
+						setTimeout(res=>{
+							uni.hideLoading();
+						},2000)
 					}
 				})
 			},
@@ -179,7 +194,7 @@
 					that.lianejieshebei(uni.getStorageSync('deviceId'))
 				} else {
 					uni.hideLoading();
-					this.isShowSearch = true
+					that.isShowSearch = true
 					// 监听扫描到新设备事件
 					wx.onBluetoothDeviceFound((res4) => { //333
 						res4.devices.forEach((device) => {
@@ -193,7 +208,11 @@
 
 			},
 			lianejieshebei(deviceId) {
-				let that = this;
+				let that = this;
+				uni.showLoading({
+					mask: true,
+					title: '加载中...'
+				});
 				// 连接设备
 				wx.createBLEConnection({ //555
 					deviceId: deviceId, // 搜索到设备的 deviceId
@@ -201,8 +220,8 @@
 						that.isShowSearch = false
 						that.huoqufuwu(deviceId)
 					},
-					fail: (res) => {
+					fail: (res) => {
-						that.tui.toast('连接设备失败', res)
+						that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入')
 						if (uni.getStorageSync('deviceId')) {
 							that.huoqufuwu(uni.getStorageSync('deviceId'))
 						} else {
@@ -216,8 +235,9 @@
 							that.sousuo()
 							that.isShowSearch = true
 						}
-
+						setTimeout(res=>{
-						uni.hideLoading();
+							uni.hideLoading();
+						},2000)
 					}
 				})
 			},
@@ -227,12 +247,10 @@
 				wx.getBLEDeviceServices({ //666
 					deviceId: deviceId, // 搜索到设备的 deviceId
 					success: (res5) => {
-						
 						that.duxietezhengzhi(deviceId, res5)
 					},
 					fail: (res) => {
-						
+						that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入')
-						that.tui.toast('获取服务失败', res)
 						wx.closeBLEConnection({
 							deviceId: uni.getStorageSync('deviceId'),
 							success(res1) {
@@ -240,7 +258,9 @@
 							}
 						})
 						that.isShowSearch = true
-						uni.hideLoading();
+						setTimeout(res=>{
+							uni.hideLoading();
+						},2000)
 					}
 				})
 			},
@@ -251,10 +271,11 @@
 					deviceId: deviceId, // 搜索到设备的 deviceId
 					serviceId: res5.services[0].uuid, // 上一步中找到的某个服务
 					success: (res6) => {
-						
+						console.log('characteristics',res6.characteristics)
 						for (let i = 0; i < res6.characteristics.length; i++) {
-							let item = res6.characteristics[i]
+							let item = res6.characteristics[i]
-							if (item.properties.write) { // 该特征值可写
+							that.startNoticeBle(deviceId,res5.services[0].uuid,res6.characteristics[2].uuid)
+							if (item.properties.write) { // 该特征值可写
 								
 								uni.setStorageSync('deviceId', deviceId);
 								uni.setStorageSync('serviceId', res5.services[0].uuid);
@@ -265,7 +286,7 @@
 						}
 					},
 					fail: (res) => {
-						that.tui.toast('读写特征值失败', res)
+						that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入')
 						wx.closeBLEConnection({
 							deviceId: uni.getStorageSync('deviceId'),
 							success(res) {
@@ -273,9 +294,55 @@
 							}
 						})
 						that.isShowSearch = true
-						uni.hideLoading();
+						setTimeout(res=>{
+							uni.hideLoading();
+						},2000)
 					}
 				})
+			},
+			// 开启蓝牙数据监听
+			startNoticeBle(deviceId,serviceId,characteristicId) {
+				let _this = this
+				uni.notifyBLECharacteristicValueChange({
+					state: true, // 启用 notify 功能
+					deviceId: deviceId,
+					serviceId: serviceId,
+					characteristicId: characteristicId,
+					success(res) {
+						console.log("监听成功===", res.errMsg, 'deviceId===', deviceId)
+						_this.GetDataFromBle();
+					},
+					fail: function(err) {
+						console.log('开启监听失败', err)
+					}
+				})
+			},
+			// 设备返回的数据接收
+			GetDataFromBle() {
+				var _this = this;
+				uni.onBLECharacteristicValueChange((res) => {
+					// 此时可以拿到蓝牙设备返回来的数据是一个ArrayBuffer类型数据，所以需要通过一个方法转换成字符串
+					console.log('返回的十六进制', _this.ab2hex(res.value))
+					_this.bleData = _this.ab2hex(res.value)
+					uni.hideLoading()
+					uni.closeBLEConnection({
+						deviceId: uni.getStorageSync('deviceId'),
+						success(res) {
+							console.log('断开')
+						},
+						fail(err) {
+						}
+					})
+				})
+			},
+			ab2hex(buffer) {
+				const hexArr = Array.prototype.map.call(
+					new Uint8Array(buffer),
+					function(bit) {
+						return ('00' + bit.toString(16)).slice(-2)
+					}
+				)
+				return hexArr.join('')
 			},
 			xierushuju() {
 				let that = this;
@@ -312,12 +379,10 @@
 					serviceId: uni.getStorageSync('serviceId'),
 					characteristicId: uni.getStorageSync('characteristicId'),
 					value: buffer,
-					success(res) {
+					success(res) {
-						
 						
 					},
 					fail(res) {
-						
 						wx.closeBLEConnection({
 							deviceId: uni.getStorageSync('deviceId'),
 							success(res) {
@@ -325,14 +390,14 @@
 							}
 						})
 						if (uni.getStorageSync('deviceId')) {
-							
 							that.xierushuju()
 						} else {
 							that.jiantingshebei()
-						}
+						}
+						uni.hideLoading();
 					}
 				})
-				uni.hideLoading();
+				
 			},
 			handleSearchClose() {
 				this.isShowSearch = false

components/kk-printer/utils/bluetoolth.js

@@ -197,15 +197,10 @@ export function getDeviceCharacteristics(deviceId, services, success, fail) {
  * @param {function} onChange 监听蓝牙设备传递数据回调函数
  */
 export function onGetBLECharacteristicValueChange(options, onChange = function() {}) {
-	
-	
-	
-	
 	uniAsyncPromise('notifyBLECharacteristicValueChange', {
 		state: true,
 		...options,
 	}).then((res) => {
-		
 		uni.onBLECharacteristicValueChange(onChange);
 	});
 }
@@ -410,10 +405,12 @@ function Hex2Str(num) {
  * 8像素=1mm
  * printNum: 打印张数，默认为1
  * rotation：页面整体旋转 1-90度 2-180度 3-270度 其他-不旋转
+ * back: 页面回退 back单位像素 退纸1mm，给back 8
  */
-export function CreatCPCLPage(width, height, printNum, rotation, offset = 0) {
+export function CreatCPCLPage(width, height, printNum, rotation, back, offset = 0) {
 	var strCmd = '! ' + offset + ' 200 200 ' + height + ' ' + printNum + '\n';
-	strCmd += "PAGE-WIDTH " + width + '\n';
+	strCmd += "PAGE-WIDTH " + width + '\n';
+	strCmd += "BF "+ back + "\n";
 	if (rotation == 1)
 		strCmd += "ZPROTATE90\n";
 	else if (rotation == 2)

components/phone-verify/phone-verify.vue

@@ -48,7 +48,6 @@
 					this.choose = true
 					this.setTime()
 				}else if(reg(e,k) && this.isChoose == true){
-					console.log('通过了')
 					// 调用API
 				}
 			},