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import * as express from 'express'
import { VideoChannelCreate, VideoChannelUpdate } from '../../../../shared'
import { retryTransactionWrapper } from '../../../helpers/database-utils'
import { logger } from '../../../helpers/logger'
import { getFormattedObjects, resetSequelizeInstance } from '../../../helpers/utils'
import { sequelizeTypescript } from '../../../initializers'
import { setAsyncActorKeys } from '../../../lib/activitypub'
import { sendUpdateActor } from '../../../lib/activitypub/send'
import { createVideoChannel } from '../../../lib/video-channel'
import {
asyncMiddleware, authenticate, listVideoAccountChannelsValidator, paginationValidator, setDefaultSort, setDefaultPagination,
videoChannelsAddValidator, videoChannelsGetValidator, videoChannelsRemoveValidator, videoChannelsSortValidator,
videoChannelsUpdateValidator
} from '../../../middlewares'
import { AccountModel } from '../../../models/account/account'
import { VideoChannelModel } from '../../../models/video/video-channel'
const videoChannelRouter = express.Router()
videoChannelRouter.get('/channels',
paginationValidator,
videoChannelsSortValidator,
setDefaultSort,
setDefaultPagination,
asyncMiddleware(listVideoChannels)
)
videoChannelRouter.get('/accounts/:accountId/channels',
asyncMiddleware(listVideoAccountChannelsValidator),
asyncMiddleware(listVideoAccountChannels)
)
videoChannelRouter.post('/channels',
authenticate,
videoChannelsAddValidator,
asyncMiddleware(addVideoChannelRetryWrapper)
)
videoChannelRouter.put('/channels/:id',
authenticate,
asyncMiddleware(videoChannelsUpdateValidator),
updateVideoChannelRetryWrapper
)
videoChannelRouter.delete('/channels/:id',
authenticate,
asyncMiddleware(videoChannelsRemoveValidator),
asyncMiddleware(removeVideoChannelRetryWrapper)
)
videoChannelRouter.get('/channels/:id',
asyncMiddleware(videoChannelsGetValidator),
asyncMiddleware(getVideoChannel)
)
// ---------------------------------------------------------------------------
export {
videoChannelRouter
}
// ---------------------------------------------------------------------------
async function listVideoChannels (req: express.Request, res: express.Response, next: express.NextFunction) {
const resultList = await VideoChannelModel.listForApi(req.query.start, req.query.count, req.query.sort)
return res.json(getFormattedObjects(resultList.data, resultList.total))
}
async function listVideoAccountChannels (req: express.Request, res: express.Response, next: express.NextFunction) {
const resultList = await VideoChannelModel.listByAccount(res.locals.account.id)
return res.json(getFormattedObjects(resultList.data, resultList.total))
}
// Wrapper to video channel add that retry the async function if there is a database error
// We need this because we run the transaction in SERIALIZABLE isolation that can fail
async function addVideoChannelRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
const options = {
arguments: [ req, res ],
errorMessage: 'Cannot insert the video video channel with many retries.'
}
const videoChannel = await retryTransactionWrapper(addVideoChannel, options)
return res.json({
videoChannel: {
id: videoChannel.id
}
}).end()
}
async function addVideoChannel (req: express.Request, res: express.Response) {
const videoChannelInfo: VideoChannelCreate = req.body
const account: AccountModel = res.locals.oauth.token.User.Account
const videoChannelCreated: VideoChannelModel = await sequelizeTypescript.transaction(async t => {
return createVideoChannel(videoChannelInfo, account, t)
})
setAsyncActorKeys(videoChannelCreated.Actor)
.catch(err => logger.error('Cannot set async actor keys for account %s.', videoChannelCreated.Actor.uuid, err))
logger.info('Video channel with uuid %s created.', videoChannelCreated.Actor.uuid)
return videoChannelCreated
}
async function updateVideoChannelRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
const options = {
arguments: [ req, res ],
errorMessage: 'Cannot update the video with many retries.'
}
await retryTransactionWrapper(updateVideoChannel, options)
return res.type('json').status(204).end()
}
async function updateVideoChannel (req: express.Request, res: express.Response) {
const videoChannelInstance = res.locals.videoChannel as VideoChannelModel
const videoChannelFieldsSave = videoChannelInstance.toJSON()
const videoChannelInfoToUpdate = req.body as VideoChannelUpdate
try {
await sequelizeTypescript.transaction(async t => {
const sequelizeOptions = {
transaction: t
}
if (videoChannelInfoToUpdate.name !== undefined) videoChannelInstance.set('name', videoChannelInfoToUpdate.name)
if (videoChannelInfoToUpdate.description !== undefined) videoChannelInstance.set('description', videoChannelInfoToUpdate.description)
if (videoChannelInfoToUpdate.support !== undefined) videoChannelInstance.set('support', videoChannelInfoToUpdate.support)
const videoChannelInstanceUpdated = await videoChannelInstance.save(sequelizeOptions)
await sendUpdateActor(videoChannelInstanceUpdated, t)
})
logger.info('Video channel with name %s and uuid %s updated.', videoChannelInstance.name, videoChannelInstance.Actor.uuid)
} catch (err) {
logger.debug('Cannot update the video channel.', err)
// Force fields we want to update
// If the transaction is retried, sequelize will think the object has not changed
// So it will skip the SQL request, even if the last one was ROLLBACKed!
resetSequelizeInstance(videoChannelInstance, videoChannelFieldsSave)
throw err
}
}
async function removeVideoChannelRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) {
const options = {
arguments: [ req, res ],
errorMessage: 'Cannot remove the video channel with many retries.'
}
await retryTransactionWrapper(removeVideoChannel, options)
return res.type('json').status(204).end()
}
async function removeVideoChannel (req: express.Request, res: express.Response) {
const videoChannelInstance: VideoChannelModel = res.locals.videoChannel
return sequelizeTypescript.transaction(async t => {
await videoChannelInstance.destroy({ transaction: t })
logger.info('Video channel with name %s and uuid %s deleted.', videoChannelInstance.name, videoChannelInstance.Actor.uuid)
})
}
async function getVideoChannel (req: express.Request, res: express.Response, next: express.NextFunction) {
const videoChannelWithVideos = await VideoChannelModel.loadAndPopulateAccountAndVideos(res.locals.videoChannel.id)
return res.json(videoChannelWithVideos.toFormattedJSON())
}
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