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import * as express from 'express'
import 'express-validator'
import 'multer'
import * as validator from 'validator'
import { CONSTRAINTS_FIELDS } from '../../initializers/constants'
import { VideoChannelModel } from '../../models/video/video-channel'
import { exists } from './misc'
const VIDEO_CHANNELS_CONSTRAINTS_FIELDS = CONSTRAINTS_FIELDS.VIDEO_CHANNELS
function isVideoChannelDescriptionValid (value: string) {
return value === null || validator.isLength(value, VIDEO_CHANNELS_CONSTRAINTS_FIELDS.DESCRIPTION)
}
function isVideoChannelNameValid (value: string) {
return exists(value) && validator.isLength(value, VIDEO_CHANNELS_CONSTRAINTS_FIELDS.NAME)
}
function isVideoChannelSupportValid (value: string) {
return value === null || (exists(value) && validator.isLength(value, VIDEO_CHANNELS_CONSTRAINTS_FIELDS.SUPPORT))
}
async function doesLocalVideoChannelNameExist (name: string, res: express.Response) {
const videoChannel = await VideoChannelModel.loadLocalByNameAndPopulateAccount(name)
return processVideoChannelExist(videoChannel, res)
}
async function doesVideoChannelIdExist (id: number | string, res: express.Response) {
let videoChannel: VideoChannelModel
if (validator.isInt('' + id)) {
videoChannel = await VideoChannelModel.loadAndPopulateAccount(+id)
} else { // UUID
videoChannel = await VideoChannelModel.loadByUUIDAndPopulateAccount('' + id)
}
return processVideoChannelExist(videoChannel, res)
}
async function doesVideoChannelNameWithHostExist (nameWithDomain: string, res: express.Response) {
const videoChannel = await VideoChannelModel.loadByNameWithHostAndPopulateAccount(nameWithDomain)
return processVideoChannelExist(videoChannel, res)
}
// ---------------------------------------------------------------------------
export {
doesVideoChannelNameWithHostExist,
doesLocalVideoChannelNameExist,
isVideoChannelDescriptionValid,
isVideoChannelNameValid,
isVideoChannelSupportValid,
doesVideoChannelIdExist
}
function processVideoChannelExist (videoChannel: VideoChannelModel, res: express.Response) {
if (!videoChannel) {
res.status(404)
.json({ error: 'Video channel not found' })
.end()
return false
}
res.locals.videoChannel = videoChannel
return true
}
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