import gbk from '@/components/kk-printer/utils/printUtil-GBK.js';
import * as blesdk from './utils/bluetoolth';
import util from './utils/util.js';

var bufferData = []
var deviceType = 'ios'
export default {
	
		onPrint() {
			let that = this
			that.yNum = 10
			let strCmd = blesdk.CreatCPCLPage(440, 1000, 1, 0);
			
			strCmd += blesdk.addCPCLSETMAG(2, 2)
			strCmd += blesdk.addCPCLLocation(2);
			strCmd += blesdk.addCPCLSETBOLD('400');
			// strCmd += blesdk.addCPCLText('0', that.yNum, '24', '2', 0, getApp().globalData.printData[0].order_id)
			strCmd += blesdk.addCPCLText('0', that.yNum, '24', '2', 0, "#0112 外卖单")
			
			strCmd += blesdk.addCPCLLocation(0);
			strCmd += blesdk.addCPCLSETBOLD('0')
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum+=60, '24', '0', 0, '七里香快餐明珠精品馆')
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 30, '24', '0', 0, "预计时间：2026-02-01 13:14:00")
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 30, '24', '0', 0, "*********")
			
			strCmd += blesdk.addCPCLSETMAG(2, 2)
			strCmd += blesdk.addCPCLText('0', that.yNum += 30, '24', '1', 0, '王 先生')
				
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 50, '24', '0', 0, '联系电话: *******0775')
			
			strCmd += blesdk.addCPCLSETMAG(2, 2)
			strCmd += blesdk.addCPCLText('0', that.yNum += 50, '24', '0', 0, '地址:河北东川建设集团有限公司（河北省沧州市运河区）******')
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 50, '24', '0', 0, '为保护隐私，顾客电话及地址已隐藏，')
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 30, '24', '0', 0, '您可登陆商家端或骑手端查看')
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 30, '24', '0', 0, '*******************************************')
			
			strCmd += blesdk.addCPCLSETMAG(2, 2)
			strCmd += blesdk.addCPCLText('0', that.yNum += 30, '24', '0', 0, '1、红烧黛玉')
			
			strCmd += blesdk.addCPCLSETMAG(2, 2)
			strCmd += blesdk.addCPCLText('0', that.yNum += 50, '24', '0', 0, 'X1      16元')
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 50, '24', '0', 0, '*******************************************')
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 30, '24', '0', 0, '配送费: 1元')
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 30, '24', '0', 0, '合计金额: 17元')
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 30, '24', '0', 0, '*******************************************')
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 30, '24', '0', 0, '商品取到后，如有任何商品问题，请')
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 30, '24', '0', 0, '联系商家或平台，客服将为您服务客')
			
			strCmd += blesdk.addCPCLSETMAG(1, 1)
			strCmd += blesdk.addCPCLText('0', that.yNum += 30, '24', '0', 0, '服电话13521030702，谢谢您的惠顾')
			
			
			strCmd += blesdk.addCPCLPrint();
			bufferData.push(strCmd);
			this.handlePrintTap()
		},
		//点击打印按钮
		handlePrintTap() {
			let that = this
			uni.showLoading({
				mask: true,
				title: '打印中...'
			});
			uni.getSystemInfo({
				success(res) {
					console.log('设备类型',res.osName)
					deviceType = res.osName
				},fail(err){
					console.log('getSystemInfo失败')
				}
			})
			// 初始化蓝牙模块
			uni.openBluetoothAdapter({ //111
				mode: 'central',
				success: (res2) => {
					console.log('openBluetoothAdapter成功')
					that.jiantingshebei()
				},
				fail: (res) => {
					console.log('openBluetoothAdapter失败')
					if (res.errCode == '10001') {
						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-1')
						that.isShowSearch = true
					}
					setTimeout(res => {
						uni.hideLoading();
					}, 2000)
				}
			})
		},
		
		/**
		 * jiantingshebei方法，判断缓存中有没有deviceId等数据的时候，
		 * 有：	直接拿到缓存中的deviceId等，直接请求 uni.createBLEConnection 
		 * 没有：才会调用 uni.onBluetoothDeviceFound 搜索
		 */
		jiantingshebei() {
			let that = this;
			console.log('jiantingshebei设备',uni.getStorageSync('deviceId'))
			if (uni.getStorageSync('deviceId')) {
				// that.huoqufuwu(uni.getStorageSync('deviceId'))
				
				that.lianejieshebei(uni.getStorageSync('deviceId'))
			} else {
				uni.showToast({
					duration: 2000,
					title: "蓝牙连接失败，请去商家主页尝试重新连接",
					icon: 'none',
					mask: true
				})
				// uni.hideLoading();
				// that.isShowSearch = true
				// // 监听扫描到新设备事件
				// uni.onBluetoothDeviceFound((res4) => { //333
				// 	res4.devices.forEach((device) => {
				// 		if (!device.name && !device.localName) {
				// 			return
				// 		}
				// 		that.devicesList.push(device)
				// 	})
				// })
			}

		},
		lianejieshebei(deviceId) {
			let that = this;
			uni.showLoading({
				mask: true,
				title: '加载中...'
			});
			// let timerId = setTimeout(() => {
			// 	uni.closeBLEConnection({
			// 		deviceId: deviceId,
			// 		success(res2) {
				
			// 		},fail(err1){
						
			// 		}
			// 	})
			// 	uni.closeBluetoothAdapter({
			// 		success(res) {
						
			// 		},fail(err2){
						
			// 		}
			// 	})
			// 	uni.removeStorageSync('deviceId')
			// 	that.handlePrintTap()
			// 	that.isShowSearch = true
			// 	return
			// }, 5000);
			
			// 连接设备
			uni.createBLEConnection({ //555
				deviceId: deviceId, // 搜索到设备的 deviceId
				success: () => {
					console.log('createBLEConnection成功')
					// 连接成功就清除定时器
					// clearTimeout(timerId);
					// that.isShowSearch = false
					that.huoqufuwu(deviceId)
				},
				fail: (res) => {
					uni.showToast({
						duration: 2000,
						title: "蓝牙连接失败，请查看打印机状态或重新连接",
						icon: 'none',
						mask: true
					})
					// console.log('deviceId对吗？',deviceId)
					// console.log('createBLEConnection失败',res)
					// clearTimeout(timerId);
					// // if(res.errno == '1509007'){
					// 	that.huoqufuwu(deviceId)
					// // }
					// if(res.errno == '1509003'){
					// 	that.lianejieshebei(deviceId)
					// }
				}
			})
		},
		huoqufuwu(deviceId) {
			let that = this;
			//获取服务
			uni.getBLEDeviceServices({ //666
				deviceId: deviceId, // 搜索到设备的 deviceId
				success: (res5) => {
					console.log('getBLEDeviceServices成功')
					that.duxietezhengzhi(deviceId, res5)
				},
				fail: (res) => {
					
					uni.showToast({
						duration: 2000,
						title: "蓝牙连接失败，请查看打印机状态或重新连接",
						icon: 'none',
						mask: true
					})
					// console.log('getBLEDeviceServices失败')
					// that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入-4',res)
					
					// uni.closeBLEConnection({
					// 	deviceId: uni.getStorageSync('deviceId'),
					// 	success(res1) {

					// 	}
					// })
					// uni.removeStorageSync('deviceId')
					// that.sousuo()
					// that.isShowSearch = true
					// setTimeout(res => {
					// 	uni.hideLoading();
					// }, 2000)
				}
			})
		},
		duxietezhengzhi(deviceId, res5) {
			let that = this;
			//读写特征值
			uni.getBLEDeviceCharacteristics({ //777
				deviceId: deviceId, // 搜索到设备的 deviceId
				serviceId: res5.services[2].uuid, // 上一步中找到的某个服务
				success: (res6) => {
					console.log('getBLEDeviceCharacteristics成功',res6)
					for (let i = 0; i < res6.characteristics.length; i++) {
						let item = res6.characteristics[i]
						
						if (item.properties.write) { // 该特征值可写
							
							that.startNoticeBle(deviceId, res5.services[2].uuid, res6.characteristics[2].uuid)
							uni.setStorageSync('deviceId', deviceId);
							uni.setStorageSync('serviceId', res5.services[2].uuid);
							uni.setStorageSync('characteristicId', item.uuid);
							that.xierushuju()
							return;
						}
					}
				},
				fail: (res) => {
					uni.showToast({
						duration: 2000,
						title: "蓝牙连接失败，请查看打印机状态或重新连接",
						icon: 'none',
						mask: true
					})
					// console.log('getBLEDeviceCharacteristics失败')
					// that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入-5',res)
					
					// uni.closeBLEConnection({
					// 	deviceId: uni.getStorageSync('deviceId'),
					// 	success(res) {

					// 	}
					// })
					// uni.removeStorageSync('deviceId')
					// that.sousuo()
					// that.isShowSearch = true
					// setTimeout(res => {
					// 	uni.hideLoading();
					// }, 2000)
				}
			})
		},
		// 开启蓝牙数据监听
		startNoticeBle(deviceId, serviceId, characteristicId) {
			let that = 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)
					that.GetDataFromBle();
				},
				fail: function(err) {
					console.log("监听失败了")
				}
			})
		},
		// 设备返回的数据接收
		GetDataFromBle() {
			var that = this;
			console.log('哈希之前2222222222222222');
			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('哈希之前111111111111',res);
				var bleData = that.ab2hex(res.value)
				console.log('哈希了吗？',bleData)
				
				uni.hideLoading()
				setTimeout(res=>{
					uni.closeBLEConnection({
						deviceId: uni.getStorageSync('deviceId'),
						success(res) {},
						fail(err) {}
					})
					// that.getIsData("0")
					bufferData = []
				},1000)
				
			})
		},
		ab2hex(buffer) {
			return Array.from(new Uint8Array(buffer))
			    .map(byte => ('00' + byte.toString(16)).slice(-2))
			    .join('');
		},
		xierushuju() {
			let that = this;
			//写入数据
			
			console.log("22222222222222",bufferData)
			
			var dataStr = ''
			for (let m = 0; m < bufferData.length; m++) {
				dataStr += bufferData[m]
			}
			const maxChunk = deviceType == 'android' ? 20 : 180;
			const delay = deviceType == 'android' ? 20 : 180;
			
			let buffer = gbk.strToGBKByte(dataStr)
			
			for (let i = 0, j = 0, length = buffer.byteLength; i < length; i += maxChunk, j++) {
				let subPackage = buffer.slice(i, i + maxChunk <= length ? (i + maxChunk) : length);
				setTimeout(that._writeBLECharacteristicValue, j * delay, subPackage);
			}
			return;
		},
		_writeBLECharacteristicValue(buffer) {
			let that = this;
			uni.writeBLECharacteristicValue({ 
				deviceId: uni.getStorageSync('deviceId'),
				serviceId: uni.getStorageSync('serviceId'),
				characteristicId: uni.getStorageSync('characteristicId'),
				value: buffer,
				success(res) {
					console.log("66666666666")
				},
				fail(res) {
					console.log("777777777",res)
					uni.showToast({
						duration: 2000,
						title: "打印失败，请查看打印机状态或重新连接",
						icon: 'none',
						mask: true
					})
					uni.closeBLEConnection({
						deviceId: uni.getStorageSync('deviceId'),
						success(res) {
							
						}
					})
					// if (uni.getStorageSync('deviceId')) {
					// 	// that.xierushuju()
					// } else {
					// 	that.jiantingshebei()
					// }
					// uni.hideLoading();
				}
			})

		},
		handleSearchClose() {
			uni.closeBluetoothAdapter({
				success(res) {
					
				}
			})
			this.isShowSearch = false
		},
		getIsData(type){
			if(type == 0){
				// 删除数组中第一个元素
				getApp().globalData.printData.shift();
			}
			if(getApp().globalData.printData.length>0){
				this.onPrint()
			}
		}
}