152 lines
4.4 KiB
JavaScript
152 lines
4.4 KiB
JavaScript
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import vue from '@/main.js'
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// import Moment from "moment/moment";
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// import {transformToUTCTime} from './TimeZone.js'
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//默认Schema 延时15s ,时间粒度 1s
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const defaultSchema = {
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"doc": {
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"measurements": {
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"granularity": 1,
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"ingestion_delay": 15
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}
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}
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}
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let schemaDict=null;
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function getSchemaFromLocal(schemaType) {
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let schemaData=null
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// if(schemaDict?.[schemaType]){
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// schemaData=schemaDict
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// }else{
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schemaData = localStorage.getItem('TSGSchema')
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// }
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if (!schemaData) {
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return null;
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}
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const storeData = JSON.parse(schemaData)[schemaType];
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// 如果根据key没有找到数据,直接返回空
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if (!storeData) {
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return null;
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}
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const parsedData = storeData;
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const currentTimestamp = new Date().getTime();
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// 将当前的时间戳和保存在storage中的timestamp进行比较
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// 如果时间差小于等于过期时间说明没有过期,直接返回数据
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// 否则,说明数据已经过期,将storage中的key清除
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if (currentTimestamp - parsedData.timestamp <= parsedData.expire) {
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return parsedData.value ? JSON.parse(parsedData.value) : parsedData.value
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} else {
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setDashboardSchema(schemaType,'')
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}
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return null;
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}
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/**
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* 向localStorage中添加字段
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* @param {*} schemaType 保存数据的key
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* @param {*} value 保存的数据
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* @param {*} expire 过期时间,默认为1分钟
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*/
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function setDashboardSchema(schemaType, value, expire = 60000) {
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let schemaData = localStorage.getItem('TSGSchema');
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if (!schemaData) {
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localStorage.setItem('TSGSchema', '{}')
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}
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let TSGSchema = JSON.parse(localStorage.getItem('TSGSchema'))
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TSGSchema[schemaType] = {
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value: value,
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expire: expire,
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timestamp: new Date().getTime()
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}
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const stringfiedData = JSON.stringify(TSGSchema);
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localStorage.setItem('TSGSchema', stringfiedData);
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schemaDict=TSGSchema;
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}
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// 获取过期时间毫秒数
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function getExpireTime(data){
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let expireDate=data.expireDate
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if(!expireDate){
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return 24 * 60 * 60 * 1000
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}
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let expireTime=new Date().getTime()-expireDate
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return expireTime
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}
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function getSchemaFromRemote(schemaType) {
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return vue.$get(`/interface/gateway/api/galaxy/v1/metadata/schema/${schemaType}`).then(res => {
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if (res.status === 200) {
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let expireTime=getExpireTime(res.data)
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setDashboardSchema(schemaType, JSON.stringify(res.data), expireTime)
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return res.data
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}
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return defaultSchema
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}).catch(err => {
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console.error(err)
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return defaultSchema
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})
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}
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// async 延时时间
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// 转换时间 start end schmaType 相对时间 绝对时间
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// 时间粒度
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//获取Schema数据,存在于local 直接取,不存在 直接请求,存本地
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async function getSchemaInfo(schemaType = '') {
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var schemaInfo = getSchemaFromLocal(schemaType)
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if (!schemaInfo) {
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schemaInfo = await getSchemaFromRemote(schemaType)
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}
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return schemaInfo
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}
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/*
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* 这里对 时间的延时
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* 时间范围做处理
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* 默认 不做 UTC 转换处理
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*
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* granularity 单位必须是S 秒
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* */
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async function getTimeQueryParams({start, end, schemaType = '', granularity = 1, toUtc = false, delay = false}) {
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let schemaData = await getSchemaInfo(schemaType);
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const schema_ingestion_delay = schemaData?.doc?.measurements?.ingestion_delay || 0;
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const schema_granularity = schemaData?.doc?.measurements?.granularity || 1;
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//这里需要考虑 传入的是UTC 时间,Moment 可以正常处理吗
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var delayTime = delay ? schema_ingestion_delay : 0;
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// let startDate = Moment(start).subtract(delayTime, 'seconds')
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// let endDate = Moment(end).subtract(delayTime, 'seconds')
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let startDate = '1'
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let endDate = '2'
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var startStr = startDate.format('YYYY-MM-DD HH:mm:ss')
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var endStr = endDate.format('YYYY-MM-DD HH:mm:ss')
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//前端计算时间粒度,不能比Schema 支持的最小时间粒度 小
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var alignmentPeriod = schema_granularity > granularity ? schema_granularity : granularity
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//UTC 转换
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if (toUtc) {
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// startStr = transformToUTCTime(startStr)
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// endStr = transformToUTCTime(endStr)
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startStr = 'transformToUTCTime(startStr)'
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endStr = 'transformToUTCTime(endStr)'
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}
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return {
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start: startStr,
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end: endStr,
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granularity: 'PT'+schema_granularity+'S',
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alignmentPeriod: 'PT'+alignmentPeriod+'S',
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}
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}
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export default {
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getTimeQueryParams,
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getSchemaInfo
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}
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export {getSchemaFromLocal, getSchemaInfo, setDashboardSchema, getSchemaFromRemote, getTimeQueryParams};
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