ng-metamagic-extensions/src/bootstrap/scrollview/scrollview.service.ts

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/**
 * Created by dattaram on 30/5/17.
 */

import {Injectable} from "@angular/core";
import {Http, Headers, RequestOptions} from "@angular/http";

@Injectable()
export class  ScrollViewService {

  parentRef : any;
  responseData : any;

  constructor(private _http : Http){
  }

  fetchData(parentRef : any, serviceUrl : string, methodType: string){
    this.parentRef = parentRef;
    let requestJson = {};
    let headers = new Headers({ 'Content-Type': 'application/json;charset=UTF-8'  });
    let options = new RequestOptions({headers : headers,method : methodType});
    if(methodType == "post"){
      this._http.post(serviceUrl,requestJson,options).subscribe(
        response=>{
          this.responseData = response.json();
        },
        error=>{
        },
        ()=>{
          this.setData();
        }
      );
    }else if(methodType == "get"){
      this._http.get(serviceUrl,options).subscribe(
        response=>{
          this.responseData = response.json();
        },
        error=>{
        },
        ()=>{
          this.setData();
        }
      );
    }
  }

  setData (){
    this.parentRef.setData(this.responseData);
  }


  fetchLazyData(parentRef : any, serviceUrl : string, methodType: string){
    this.parentRef = parentRef;
    let requestJson = {};
    let headers = new Headers({ 'Content-Type': 'application/json;charset=UTF-8'  });
    let options = new RequestOptions({headers : headers,method : methodType});
    if(methodType == "post"){
      this._http.post(serviceUrl,requestJson,options).subscribe(
        response=>{
          this.responseData = response.json();
        },
        error=>{
        },
        ()=>{
          this.setLazyData();
        }
      );
    }else if(methodType == "get"){
      this._http.get(serviceUrl,options).subscribe(
        response=>{
          this.responseData = response.json();
        },
        error=>{
        },
        ()=>{
          this.setLazyData();
        }
      );
    }
  }

  setLazyData (){
    this.parentRef.setLazyData(this.responseData);
  }

}