import type { Router, Request, Response, NextFunction } from 'express'

// See here for description: https://modules.prosody.im/mod_muc_http_defaults.html
interface RoomDefaults {
  name: string
  description: string
  // language: string
  // persistent: boolean
  public: boolean
  // members_only: boolean
  // allow_member_invites: boolean
  // public_jids: boolean
  subject: string
  // changesubject: boolean
  // // historylength: number
  // moderated: boolean
  // archiving: boolean
  // affiliations: RoomAffiliation[]
}

async function initApiRouter (options: RegisterServerOptions): Promise<Router> {
  const { peertubeHelpers, getRouter } = options
  const router = getRouter()
  const logger = peertubeHelpers.logger

  router.get('/room', async (req: Request, res: Response, next: NextFunction) => {
    try {
      const jid: string = req.query.jid as string || ''
      logger.info(`Requesting room information for room '${jid}'.`)

      const video = await peertubeHelpers.videos.loadByIdOrUUID(jid)
      if (!video) {
        throw new Error('Video not found')
      }
      // FIXME: check settings (chat enabled for this video)

      // TODO: check if room is legit and fill informations
      const roomDefaults: RoomDefaults = {
        name: video.name,
        description: '',
        public: false,
        subject: video.name
      }
      res.json(roomDefaults)
    } catch (error) {
      next(error)
    }
  })

  return router
}

export {
  initApiRouter
}