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/**
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* @class EventResult 事件结果统计
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*/
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const BaseMod = require('./base')
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const Platform = require('./platform')
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const Channel = require('./channel')
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const Version = require('./version')
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const EventLog = require('./eventLog')
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const {
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DateTime
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} = require('../lib')
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module.exports = class EventResult extends BaseMod {
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constructor() {
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super()
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this.tableName = 'event-result'
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this.platforms = []
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this.channels = []
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this.versions = []
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}
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/**
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* 事件数据统计
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* @param {String} type 统计类型 hour：实时统计 day：按天统计，week：按周统计 month：按月统计
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* @param {Date|Time} date 指定日期或时间戳
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* @param {Boolean} reset 是否重置，为ture时会重置该批次数据
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*/
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async stat(type, date, reset) {
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const allowedType = ['day']
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if (!allowedType.includes(type)) {
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return {
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code: 1002,
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msg: 'This type is not allowed'
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}
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}
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this.fillType = type
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const dateTime = new DateTime()
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const dateDimension = dateTime.getTimeDimensionByType(type, -1, date)
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this.startTime = dateDimension.startTime
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this.endTime = dateDimension.endTime
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if (this.debug) {
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console.log('dimension time', this.startTime + '--' + this.endTime)
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}
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// 查看当前时间段日志是否已存在,防止重复生成
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if (!reset) {
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const checkRes = await this.getCollection(this.tableName).where({
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start_time: this.startTime,
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end_time: this.endTime
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}).get()
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if (checkRes.data.length > 0) {
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console.log('event log have existed')
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return {
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code: 1003,
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msg: 'This log have existed'
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}
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}
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} else {
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const delRes = await this.delete(this.tableName, {
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start_time: this.startTime,
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end_time: this.endTime
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})
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console.log('delete old data result:', JSON.stringify(delRes))
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}
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// 数据获取
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this.eventLog = new EventLog()
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const statRes = await this.aggregate(this.eventLog.tableName, {
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project: {
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appid: 1,
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version: 1,
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platform: 1,
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channel: 1,
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event_key: 1,
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device_id: 1,
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create_time: 1
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},
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match: {
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create_time: {
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$gte: this.startTime,
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$lte: this.endTime
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}
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},
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group: {
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_id: {
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appid: '$appid',
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version: '$version',
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platform: '$platform',
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channel: '$channel',
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event_key: '$event_key'
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},
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event_count: {
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$sum: 1
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}
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},
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sort: {
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event_count: 1
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},
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getAll: true
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})
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let res = {
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code: 0,
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msg: 'success'
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}
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if (this.debug) {
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console.log('statRes', JSON.stringify(statRes))
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}
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if (statRes.data.length > 0) {
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this.fillData = []
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for (const i in statRes.data) {
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await this.fill(statRes.data[i])
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}
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if (this.fillData.length > 0) {
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res = await this.batchInsert(this.tableName, this.fillData)
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}
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}
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return res
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}
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/**
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* 事件统计数据填充
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* @param {Object} data 数据集合
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*/
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async fill(data) {
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// 平台信息
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let platformInfo = null
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if (this.platforms && this.platforms[data._id.platform]) {
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//暂存下数据，减少读库
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platformInfo = this.platforms[data._id.platform]
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} else {
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const platform = new Platform()
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platformInfo = await platform.getPlatformAndCreate(data._id.platform, null)
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if (!platformInfo || platformInfo.length === 0) {
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platformInfo._id = ''
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}
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this.platforms[data._id.platform] = platformInfo
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if (this.debug) {
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console.log('platformInfo', JSON.stringify(platformInfo))
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}
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}
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// 渠道信息
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let channelInfo = null
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const channelKey = data._id.appid + '_' + platformInfo._id + '_' + data._id.channel
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if (this.channels && this.channels[channelKey]) {
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channelInfo = this.channels[channelKey]
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} else {
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const channel = new Channel()
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channelInfo = await channel.getChannelAndCreate(data._id.appid, platformInfo._id, data._id.channel)
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if (!channelInfo || channelInfo.length === 0) {
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channelInfo._id = ''
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}
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this.channels[channelKey] = channelInfo
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if (this.debug) {
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console.log('channelInfo', JSON.stringify(channelInfo))
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}
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}
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// 版本信息
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let versionInfo = null
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const versionKey = data._id.appid + '_' + data._id.platform + '_' + data._id.version
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if (this.versions && this.versions[versionKey]) {
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versionInfo = this.versions[versionKey]
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} else {
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const version = new Version()
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versionInfo = await version.getVersionAndCreate(data._id.appid, data._id.platform, data._id.version)
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if (!versionInfo || versionInfo.length === 0) {
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versionInfo._id = ''
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}
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this.versions[versionKey] = versionInfo
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if (this.debug) {
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console.log('versionInfo', JSON.stringify(versionInfo))
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}
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}
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const matchCondition = data._id
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Object.assign(matchCondition, {
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create_time: {
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$gte: this.startTime,
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$lte: this.endTime
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}
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})
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if (this.debug) {
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console.log('matchCondition', JSON.stringify(matchCondition))
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}
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// 触发事件设备数统计
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const statEventDeviceRes = await this.aggregate(this.eventLog.tableName, {
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project: {
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appid: 1,
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version: 1,
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platform: 1,
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channel: 1,
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event_key: 1,
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device_id: 1,
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create_time: 1
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},
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match: matchCondition,
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group: [{
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_id: {
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device_id: '$device_id'
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}
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}, {
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_id: {},
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total_devices: {
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$sum: 1
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}
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}]
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})
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let eventDeviceCount = 0
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if (statEventDeviceRes.data.length > 0) {
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eventDeviceCount = statEventDeviceRes.data[0].total_devices
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}
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// 触发事件用户数统计
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const statEventUserRes = await this.aggregate(this.eventLog.tableName, {
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project: {
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appid: 1,
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version: 1,
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platform: 1,
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channel: 1,
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event_key: 1,
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uid: 1,
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create_time: 1
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},
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match: {
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...matchCondition,
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uid: {
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$ne: ''
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}
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},
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group: [{
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_id: {
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uid: '$uid'
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}
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}, {
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_id: {},
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total_users: {
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$sum: 1
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}
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}]
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})
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let eventUserCount = 0
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if (statEventUserRes.data.length > 0) {
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eventUserCount = statEventUserRes.data[0].total_users
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}
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const datetime = new DateTime()
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const insertParams = {
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appid: data._id.appid,
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platform_id: platformInfo._id,
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channel_id: channelInfo._id,
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version_id: versionInfo._id,
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event_key: data._id.event_key,
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event_count: data.event_count,
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device_count: eventDeviceCount,
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user_count: eventUserCount,
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dimension: this.fillType,
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stat_date: datetime.getDate('Ymd', this.startTime),
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start_time: this.startTime,
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end_time: this.endTime
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}
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this.fillData.push(insertParams)
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return insertParams
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}
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}
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