CQ_JD
/
read_opc


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">

	<head>
		<meta charset="UTF-8">
		<meta http-equiv="X-UA-Compatible" content="IE=edge">
		<meta name="viewport" content="width=device-width, initial-scale=1.0">
		<title>Document</title>
		<style>
			html {
				height: 100%
			}

			body {
				height: 100%;
				margin: 0
			}
		</style>
	</head>

	<body>
		<div id="main" style="width:100%;height:85%;margin:auto"></div>

		<script src="./echarts.min.js"></script>
		<script type="text/javascript" src="../luckysheet/dist/plugins/js/uni-webview-js0.0.3_index.js"></script>
		<script src="../jquery.min.js"></script>

		<script>
			function GetQueryString(name) {
				var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i");
				var r = window.location.search.substr(1).match(reg); //获取url中"?"符后的字符串并正则匹配
				var context = "";
				if (r != null)
					context = decodeURIComponent(r[2]);
				reg = null;
				r = null;
				return context == null || context == "" || context == "undefined" ? "" : context;
			}

			function nowDate() {
				var date = new Date();
				var sign2 = ":";
				var year = date.getFullYear() // 年
				var month = date.getMonth() + 1; // 月
				var day = date.getDate(); // 日
				var hour = date.getHours(); // 时
				var minutes = date.getMinutes(); // 分
				var seconds = date.getSeconds() //秒
				var weekArr = ['星期一', '星期二', '星期三', '星期四', '星期五', '星期六', '星期天'];
				var week = weekArr[date.getDay()];
				// 给一位数的数据前面加 “0”
				if (month >= 1 && month <= 9) {
					month = "0" + month;
				}
				if (day >= 0 && day <= 9) {
					day = "0" + day;
				}
				if (hour >= 0 && hour <= 9) {
					hour = "0" + hour;
				}
				if (minutes >= 0 && minutes <= 9) {
					minutes = "0" + minutes;
				}
				if (seconds >= 0 && seconds <= 9) {
					seconds = "0" + seconds;
				}
				return year + "-" + month + "-" + day + " " + hour + sign2 + minutes + sign2 + seconds;
			}
		</script>

		<script>
			var option = {
				title: {
					text: '',
					textStyle: {
						color: '#666666',
						fontWeight: 'normal',
						fontSize: '14'
					}
				},
				legend: {
					type: 'scroll',
					orient: 'vertical',
					left: 'left',
					top: 20
				},
				tooltip: {
					trigger: 'item',
					confine: true,
					extraCssText: 'white-space: normal; word-break: break-all;',
				},
				series: []
			};
		</script>

		<script>
			document.addEventListener('UniAppJSBridgeReady', function() {
				uni.getEnv(function(res) {
					const id = GetQueryString('id')
					const startTime = GetQueryString('startTime')
					const endTime = nowDate()
					const token = window.localStorage.getItem('C_TOKEN')
					var echartsData
					let chartParams = {
						id: id
					}
					$.ajax({
						url: "",
						type: 'GET',
						beforeSend: function(xhr) {
							// this.url =
							// 	`http://192.168.0.41:8081/chart/getChartById?id=${id}&startTime=${startTime}&endTime=${endTime}`
							this.url = window.location.origin +
								`/chart/getChartById?id=${id}&startTime=${startTime}&endTime=${endTime}`
							xhr.setRequestHeader("Authorization", "Bearer " +
								token);
							xhr.setRequestHeader("token", token);
						},
						success: function(res) {
							if (res.code === 200) {
								option.title.text = res.data.chartName

								echartsData = res.data.chartItemList

								getServerData(echartsData)

								getEmit(res)
							}
						}
					})

					function initEcharts() {
						var chart = echarts.init(document.getElementById('main'));
						chart.setOption(option)
					}

					function getServerData(echartsData) {
						const chartData = echartsData[0]
						chartData.valueTimeList = chartData.valueTimeList.map(item => {
							return item.substring(0, 19)
						})

						const {
							valueList,
							valueTimeList
						} = chartData
						let data = valueTimeList.map((item, i) => {
							return {
								name: item,
								value: valueList[i]
							}
						})

						option.series = [{
							type: 'pie',
							radius: '55%',
							label: {
								show: false
							},
							data: data,
							center: ['70%', '50%']
						}]

						var chart = echarts.init(document.getElementById('main'));

						initEcharts()
					}

					function getEmit(res) {
						const {
							bucketType,
							bucketValue
						} = res.data
						var time = null
						switch (bucketType) {
							case 0:
								time = 86400000 * bucketValue

								break;
							case 1:
								time = 3600000 * bucketValue

								break;
							case 2:
								time = 60000 * bucketValue

								break;
							case 3:
								time = 1000 * bucketValue

								break;
						}
						var lineTime = setInterval(() => {
							const currentTime = nowDate();
							var lastTime = localStorage.getItem(id + 'sTime');
							localStorage.setItem(id + 'sTime', currentTime)
							$.ajax({
								url: "",
								type: 'GET',
								beforeSend: function(xhr) {
									// this.url =
									// 	`http://192.168.0.41:8081/chart/getChartById?id=${id}&startTime=${lastTime}&endTime=${currentTime}`
									this.url = window.location.origin +
										"/chart/getChartById?id=" + id + "&startTime=" +
										lastTime + "&endTime=" + currentTime
									xhr.setRequestHeader("Authorization", "Bearer " +
										token);
									xhr.setRequestHeader("token", token);
								},
								success: function(res) {
									if (res.code === 200) {
										let chartItemList = res.data.chartItemList;
										chartItemList.forEach((item, index) => {
											if (item.itemId === echartsData[
													index].itemId) {
												if (item.valueList.length !== 0) {
													//执行将新数据添加进去，旧数据去除一个
													echartsData[index].valueList =
														echartsData[index].valueList
														.concat(item.valueList)
													echartsData[
															index]
														.valueList.splice(0, item
															.valueList.length)
													echartsData[index]
														.valueTimeList = echartsData[
															index]
														.valueTimeList.concat(item
															.valueTimeList)
													echartsData[
															index]
														.valueTimeList.splice(0,
															item
															.valueTimeList.length)
												}
											}
										})
										getServerData(echartsData)
									}
								}
							})
						}, time)
					}
				})
			})
		</script>
	</body>

</html>