Method removeMembers

app/models/CourseInstance.js:73–83

(userIDs, opts)

    }

    removeMembers (userIDs, opts) {
      const options = {
        url: _.result(this, 'url') + '/members',
        type: 'DELETE',
        data: { userIDs }
      }
      _.extend(options, opts)
      const jqxhr = this.fetch(options)
      if (Array.from(userIDs).includes(me.id)) { me.set('courseInstances', _.without(me.get('courseInstances'), this.id)) }
      return jqxhr
    }

    firstLevelURL () {
      return `/play/level/dungeons-of-kithgard?course=${this.get('courseID')}&course-instance=${this.id}`