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

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/**
 * Created by ketan on 19/11/16.
 */

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

@Injectable()
export class  TreeDataTableService {

    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);
    }



}