62 lines
1.5 KiB
TypeScript
62 lines
1.5 KiB
TypeScript
import { Injectable } from '@angular/core';
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import { Observable } from 'rxjs/Rx';
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import 'rxjs/add/operator/map'
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import { Http, Response, Headers } from '@angular/http';
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import { LineData } from './line-data';
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import { GraphData } from './graph-data';
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import { LabelData } from './label-data';
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@Injectable()
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export class DataService {
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private baseUrl: string = '/webapi/data';
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constructor(private http : Http){}
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get(): Observable<GraphData> {
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console.log('Getting data');
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let lineChartData$ =
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//<LineData>( {data: [65, 59, 80, 81, 56, 55, 40], label: 'Series A'} );
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this.http
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.get((`${this.baseUrl}`)
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, {headers: this.getHeaders()})
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.map(mapData);
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console.log(lineChartData$);
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return lineChartData$;
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}
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private getHeaders(){
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let headers = new Headers();
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headers.append('Accept', 'application/json');
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return headers;
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}
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}
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function mapData(response:Response): GraphData {
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console.log('Mapping data', GraphData);
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let nums = response.json().map(toData);
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let times = response.json().map(timeToData)
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console.log(nums);
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let line:LineData = <LineData>({data: nums, label: "Series A"});
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let label:LabelData = <LabelData>({data: times});
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console.log(line);
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let graph:GraphData = <GraphData>({lines:line,labels:label});
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return graph;
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}
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function toData(r:any){
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let num = r.TOE1;
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console.log('Parsed Data:', num);
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return num;
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}
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function timeToData(r:any){
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let times = r.time.substring(11,18);
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console.log('Parsed Time:', times);
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return times;
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}
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