aboutsummaryrefslogtreecommitdiff
path: root/extension/lib/wallet/http.ts
blob: 3f7244e40dc79ef63ced509dd4b8b41d9cd0343e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
/*
 This file is part of TALER
 (C) 2016 GNUnet e.V.

 TALER is free software; you can redistribute it and/or modify it under the
 terms of the GNU General Public License as published by the Free Software
 Foundation; either version 3, or (at your option) any later version.

 TALER is distributed in the hope that it will be useful, but WITHOUT ANY
 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.  See the GNU General Public License for more details.

 You should have received a copy of the GNU General Public License along with
 TALER; see the file COPYING.  If not, If not, see <http://www.gnu.org/licenses/>
 */

/**
 * Helpers for doing XMLHttpRequest-s that are based on ES6 promises.
 * @module Http
 * @author Florian Dold
 */

"use strict";


export interface HttpResponse {
  status: number;
  responseText: string;
}


export class BrowserHttpLib {
  req(method: string,
      url: string|uri.URI,
      options?: any): Promise<HttpResponse> {
    let urlString: string;
    if (url instanceof URI) {
      urlString = url.href();
    } else if (typeof url === "string") {
      urlString = url;
    }

    return new Promise((resolve, reject) => {
      let myRequest = new XMLHttpRequest();
      myRequest.open(method, urlString);
      if (options && options.req) {
        myRequest.send(options.req);
      } else {
        myRequest.send();
      }
      myRequest.addEventListener("readystatechange", (e) => {
        if (myRequest.readyState == XMLHttpRequest.DONE) {
          let resp = {
            status: myRequest.status,
            responseText: myRequest.responseText
          };
          resolve(resp);
        }
      });
    });
  }


  get(url: string|uri.URI) {
    return this.req("get", url);
  }


  postJson(url: string|uri.URI, body) {
    return this.req("post", url, {req: JSON.stringify(body)});
  }


  postForm(url: string|uri.URI, form) {
    return this.req("post", url, {req: form});
  }
}


export class RequestException {
  constructor(detail) {

  }
}