1 /*
2  * Copyright (c) 2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 //! Uses an Asynchronous HTTP client to send a `POST` request with multipart body.
17 
18 use ylong_http_client::async_impl::{Client, Downloader, MultiPart, Part, Uploader};
19 use ylong_http_client::{Method, Request};
20 
21 #[tokio::main]
22 async fn main() {
23     // Customizes your HTTP client.
24     let client = Client::builder().build().unwrap();
25 
26     // Customize your `Multipart` messages.
27     let multipart = MultiPart::new()
28         .part(Part::new().name("name").body("xiaoming")) // Adds your parts.
29         .part(Part::new().name("password").body("123456789"))
30         .part(
31             Part::new()
32                 .name("123")
33                 .length(Some(10))
34                 .stream("HelloWorld".as_bytes()),
35         );
36 
37     // Uses `Uploader` to upload the `Multipart` with progress message displayed on console.
38     let uploader = Uploader::builder().multipart(multipart).console().build();
39 
40     // Customizes your HTTP request.
41     let request = Request::builder()
42         .method(Method::POST)
43         .url("http://www.example.com")
44         .multipart(uploader) // Sets the multipart body.
45         .unwrap();
46 
47     // Sends your HTTP request through the client.
48     let response = client.request(request).await.unwrap();
49 
50     // Uses `Downloader` to download the response body and display message on console.
51     let _ = Downloader::console(response).download().await;
52 }
53