snippet.js

actions : {
    login: function(id) {
      this.store.find('profile', { orderBy: 'profileId', equalTo: id }).then(profile => {
        profile = profile.get('firstObject');
        this.get('session').set('currentProfile', profile);
        
        return this.store.find('conversation', { orderBy: 'me', equalTo: profile.get('id') }).then(conversations => {
          let other = conversations.get('firstObject.other');
          this.transitionTo('conversation', other.get('profileId'));
        });
      });
    },
  }