if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res)) return
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res)) return
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res)) return
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res)) return