DS.BuildURLMixin#urlForFindRecord()

Builds a URL for a store.findRecord(type, id) call.

Example:

import DS from 'ember-data';

export default DS.JSONAPIAdapter.extend({
  urlForFindRecord(id, modelName, snapshot) {
    let baseUrl = this.buildURL();
    return `${baseUrl}/users/${snapshot.adapterOptions.user_id}/playlists/${id}`;
  }
});