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import express from 'express'
import { body } from 'express-validator'
import { isValidCreateTranscodingType } from '@server/helpers/custom-validators/video-transcoding'
import { CONFIG } from '@server/initializers/config'
import { VideoJobInfoModel } from '@server/models/video/video-job-info'
import { HttpStatusCode } from '@shared/models'
import { logger } from '../../../helpers/logger'
import { areValidationErrors, doesVideoExist, isValidVideoIdParam } from '../shared'
const createTranscodingValidator = [
isValidVideoIdParam('videoId'),
body('transcodingType')
.custom(isValidCreateTranscodingType),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking createTranscodingValidator parameters', { parameters: req.body })
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res, 'all')) return
const video = res.locals.videoAll
if (video.remote) {
return res.fail({
status: HttpStatusCode.BAD_REQUEST_400,
message: 'Cannot run transcoding job on a remote video'
})
}
if (CONFIG.TRANSCODING.ENABLED !== true) {
return res.fail({
status: HttpStatusCode.BAD_REQUEST_400,
message: 'Cannot run transcoding job because transcoding is disabled on this instance'
})
}
// Prefer using job info table instead of video state because before 4.0 failed transcoded video were stuck in "TO_TRANSCODE" state
const info = await VideoJobInfoModel.load(video.id)
if (info && info.pendingTranscode > 0) {
return res.fail({
status: HttpStatusCode.CONFLICT_409,
message: 'This video is already being transcoded'
})
}
return next()
}
]
// ---------------------------------------------------------------------------
export {
createTranscodingValidator
}
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