import {Accessor} from "./Accessor";


export interface HitsOptions{
  scrollTo:string|boolean
}

export class HitsAccessor extends Accessor {

  constructor(public options:HitsOptions){
    super()
  }

  setResults(results){
    super.setResults(results)
    this.scrollIfNeeded()
  }

  scrollIfNeeded(){
    if(this.searchkit.hasHitsChanged()){
      if(this.options.scrollTo){
  			document.querySelector(this.getScrollSelector()).scrollTop = 0;
      }
    }
  }

  getScrollSelector(){
    return (this.options.scrollTo == true) ?
      "body" :
      this.options.scrollTo.toString();
  }
}