videoPlayComplete_step5.js

const checkPointExists = async(event) => {
   try {
      const userId = event.source.userId
      const trackingId = event.videoPlayComplete.trackingId
      const data = await admin.firestore()
            .collection('collectPoint')
            .where('userId', '==', userId)
            .where('trackingId', '==', trackingId)
            .get()
      return !data.empty
  } catch (error) {
      console.error(error)
      return false
  }
}