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de59c48f C |
1 | import { Injectable } from '@angular/core'; |
2 | import { Response } from '@angular/http'; | |
3 | import { Observable } from 'rxjs/Observable'; | |
4 | ||
5 | export interface ResultList { | |
6 | data: any[]; | |
7 | total: number; | |
8 | } | |
9 | ||
10 | @Injectable() | |
11 | export class RestExtractor { | |
12 | ||
13 | constructor () { ; } | |
14 | ||
15 | extractDataBool(res: Response) { | |
16 | return true; | |
17 | } | |
18 | ||
19 | extractDataList(res: Response) { | |
20 | const body = res.json(); | |
21 | ||
22 | const ret: ResultList = { | |
23 | data: body.data, | |
24 | total: body.total | |
25 | }; | |
26 | ||
27 | return ret; | |
28 | } | |
29 | ||
30 | extractDataGet(res: Response) { | |
31 | return res.json(); | |
32 | } | |
33 | ||
34 | handleError(res: Response) { | |
35 | let text = 'Server error: '; | |
36 | text += res.text(); | |
bf68dd75 C |
37 | let json = ''; |
38 | ||
39 | try { | |
40 | json = res.json(); | |
41 | } catch (err) { ; } | |
de59c48f C |
42 | |
43 | const error = { | |
44 | json, | |
45 | text | |
46 | }; | |
47 | ||
bf68dd75 C |
48 | console.error(error); |
49 | ||
de59c48f C |
50 | return Observable.throw(error); |
51 | } | |
52 | } |