PeerTube/server/lib/timeserie.ts

56 lines
1.6 KiB
TypeScript

import { logger } from '@server/helpers/logger'
import { VideoStatsTimeserieGroupInterval } from '@shared/models'
function buildGroupByAndBoundaries (startDateString: string, endDateString: string) {
const startDate = new Date(startDateString)
const endDate = new Date(endDateString)
const groupByMatrix: { [ id in VideoStatsTimeserieGroupInterval ]: string } = {
one_day: '1 day',
one_hour: '1 hour',
ten_minutes: '10 minutes',
one_minute: '1 minute'
}
const groupInterval = buildGroupInterval(startDate, endDate)
logger.debug('Found "%s" group interval.', groupInterval, { startDate, endDate })
// Remove parts of the date we don't need
if (groupInterval === 'one_day') {
startDate.setHours(0, 0, 0, 0)
} else if (groupInterval === 'one_hour') {
startDate.setMinutes(0, 0, 0)
} else {
startDate.setSeconds(0, 0)
}
return {
groupInterval,
sqlInterval: groupByMatrix[groupInterval],
startDate,
endDate
}
}
// ---------------------------------------------------------------------------
export {
buildGroupByAndBoundaries
}
// ---------------------------------------------------------------------------
function buildGroupInterval (startDate: Date, endDate: Date): VideoStatsTimeserieGroupInterval {
const aDay = 86400
const anHour = 3600
const aMinute = 60
const diffSeconds = (endDate.getTime() - startDate.getTime()) / 1000
if (diffSeconds >= 6 * aDay) return 'one_day'
if (diffSeconds >= 6 * anHour) return 'one_hour'
if (diffSeconds >= 60 * aMinute) return 'ten_minutes'
return 'one_minute'
}