Model Abstraction Interface

class Model {
	   constructor (store = {}, services = []) {
       this.services = services
       this._store = store
     }
	   asyncOperation (action, ...rest) {
      return this.services.map((service) => {
       if (service[action]) {
         return service[action](this._store, ...rest)
        }
      })
     }
	}