diamond.http.remote source code

1 /**
2 * Copyright © DiamondMVC 2019
3 * License: MIT (https://github.com/DiamondMVC/Diamond/blob/master/LICENSE)
4 * Author: Jacob Jensen (bausshf)
5 */
6 module diamond.http.remote;
7 
8 import vibe.d : HTTPClientRequest, HTTPClientResponse, requestHTTP, HTTPMethod;
9 
10 import diamond.http.method;
11 
12 /**
13 * Creates a remote request.
14 * Params:
15 *   url =       The url of the resource.
16 *   method =    The http method of the request.
17 *   responser = Handler for managing the response of the resource.
18 *   requester = Handler for setting up custom request configurations.
19 */
20 void remoteRequest
21 (
22   string url,
23   HttpMethod method,
24   scope void delegate(scope HTTPClientResponse) responder = null,
25   scope void delegate(scope HTTPClientRequest) requester = null,
26 )
27 {
28   return requestHTTP
29   (
30     url,
31     (scope request)
32     {
33       request.method = cast(HTTPMethod)method;
34 
35       if (requester !is null)
36       {
37         requester(request);
38       }
39     },
40     (scope response)
41     {
42       if (responder !is null)
43       {
44         responder(response);
45       }
46     }
47   );
48 }
49 
50 /**
51 * Creates a remote json request.
52 * Params:
53 *   url =       The url of the resource.
54 *   method =    The http method of the request.
55 *   responser = Handler for managing the json response.
56 *   requester = Handler for setting up custom request configurations.
57 */
58 void remoteJson(T, CTORARGS...)
59 (
60   string url,
61   HttpMethod method,
62   scope void delegate(T) responder,
63   scope void delegate(scope HTTPClientRequest) requester,
64   CTORARGS args
65 )
66 {
67   return fetchRemote
68   (
69     url, method,
70     (scope response)
71     {
72       import vibe.data.json;
73 
74       static if (is(T == struct))
75       {
76         T value;
77 
78         value.deserializeJson(json);
79 
80         responder(value);
81       }
82       else static if (is(T == class))
83       {
84         auto value = new T(args);
85 
86         value.deserializeJson(json);
87 
88         responder(value);
89       }
90       else
91       {
92         static assert(0);
93       }
94     },
95     requester
96   );
97 }