server/controllers/api/videos/stats.ts

   1 import express from 'express'
   2 import { LocalVideoViewerModel } from '@server/models/view/local-video-viewer'
   3 import { VideoStatsOverallQuery, VideoStatsTimeserieMetric, VideoStatsTimeserieQuery } from '@shared/models'
   4 import {
   5   asyncMiddleware,
   6   authenticate,
   7   videoOverallStatsValidator,
   8   videoRetentionStatsValidator,
   9   videoTimeserieStatsValidator
  10 } from '../../../middlewares'
  11
  12 const statsRouter = express.Router()
  13
  14 statsRouter.get('/:videoId/stats/overall',
  15   authenticate,
  16   asyncMiddleware(videoOverallStatsValidator),
  17   asyncMiddleware(getOverallStats)
  18 )
  19
  20 statsRouter.get('/:videoId/stats/timeseries/:metric',
  21   authenticate,
  22   asyncMiddleware(videoTimeserieStatsValidator),
  23   asyncMiddleware(getTimeserieStats)
  24 )
  25
  26 statsRouter.get('/:videoId/stats/retention',
  27   authenticate,
  28   asyncMiddleware(videoRetentionStatsValidator),
  29   asyncMiddleware(getRetentionStats)
  30 )
  31
  32 // ---------------------------------------------------------------------------
  33
  34 export {
  35   statsRouter
  36 }
  37
  38 // ---------------------------------------------------------------------------
  39
  40 async function getOverallStats (req: express.Request, res: express.Response) {
  41   const video = res.locals.videoAll
  42   const query = req.query as VideoStatsOverallQuery
  43
  44   const stats = await LocalVideoViewerModel.getOverallStats({
  45     video,
  46     startDate: query.startDate,
  47     endDate: query.endDate
  48   })
  49
  50   return res.json(stats)
  51 }
  52
  53 async function getRetentionStats (req: express.Request, res: express.Response) {
  54   const video = res.locals.videoAll
  55
  56   const stats = await LocalVideoViewerModel.getRetentionStats(video)
  57
  58   return res.json(stats)
  59 }
  60
  61 async function getTimeserieStats (req: express.Request, res: express.Response) {
  62   const video = res.locals.videoAll
  63   const metric = req.params.metric as VideoStatsTimeserieMetric
  64
  65   const query = req.query as VideoStatsTimeserieQuery
  66
  67   const stats = await LocalVideoViewerModel.getTimeserieStats({
  68     video,
  69     metric,
  70     startDate: query.startDate ?? buildOneMonthAgo().toISOString(),
  71     endDate: query.endDate ?? new Date().toISOString()
  72   })
  73
  74   return res.json(stats)
  75 }
  76
  77 function buildOneMonthAgo () {
  78   const monthAgo = new Date()
  79   monthAgo.setHours(0, 0, 0, 0)
  80
  81   monthAgo.setDate(monthAgo.getDate() - 29)
  82
  83   return monthAgo
  84 }