list

pages/connectedDevice/connectedDevice.js

@@ -53,7 +53,7 @@ Page({
 											})
 											setTimeout(() => {
 												wx.navigateBack({
-													delta: 1
+													delta: 2
 												})
 											}, 1500);
 										});

pages/searchDevice/searchDevice.js

@@ -164,37 +164,45 @@ Page({
 			this.setData({
 				devicesList: res
 			});
+			this.selectDevice();
 		});
+	},
+
+	selectDevice() {
 		setTimeout(() => {
-			this.setData({
-				getDeviceSetting: false,
-				initText: "设备搜索完成"
-			});
-			app.globalData.ppScale.plugin.Blue.stopBluetoothDevicesDiscovery();
-			app.globalData.ppScale.device.list = this.data.devicesList;
-			if(this.data.devicesList.length === 1) {
-				app.globalData.ppScale.device.connection = this.data.devicesList[0];
-				wx.navigateTo({
-					url: "/pages/connectedDevice/connectedDevice"
-				})
+			if(this.data.devicesList && this.data.devicesList.length) {
+				this.setData({
+					getDeviceSetting: false,
+					initText: "设备搜索完成"
+				});
+				app.globalData.ppScale.plugin.Blue.stopBluetoothDevicesDiscovery();
+				app.globalData.ppScale.device.list = this.data.devicesList;
+				if(this.data.devicesList.length === 1) {
+					app.globalData.ppScale.device.connection = this.data.devicesList[0];
+					wx.navigateTo({
+						url: "/pages/connectedDevice/connectedDevice"
+					})
+				} else {
+					let itemLists = this.data.devicesList.map(item => item.name);
+					wx.showActionSheet({
+						itemList: itemLists,
+						alertText: "请选择你要使用的设备",
+						success: (res) => {
+							app.globalData.ppScale.device.connection = this.data.devicesList[res.tapIndex];
+							wx.navigateTo({
+								url: "/pages/connectedDevice/connectedDevice"
+							})
+						},
+						fail: () => {
+							wx.navigateBack({
+								delta: 1
+							})
+						}
+					})
+				}
 			} else {
-				let itemLists = this.data.devicesList.map(item => item.name);
-				wx.showActionSheet({
-					itemList: itemLists,
-					alertText: "请选择你要使用的设备",
-					success: (res) => {
-						app.globalData.ppScale.device.connection = this.data.devicesList[res.tapIndex];
-						wx.navigateTo({
-							url: "/pages/connectedDevice/connectedDevice"
-						})
-					},
-					fail: () => {
-						wx.navigateBack({
-							delta: 1
-						})
-					}
-				})
+				this.selectDevice();
 			}
-		}, 3000)
+		}, 3000);
 	}
 })