1// Copyright (c) 2023 Huawei Device Co., Ltd.
2// Licensed under the Apache License, Version 2.0 (the "License");
3// you may not use this file except in compliance with the License.
4// You may obtain a copy of the License at
5//
6//     http://www.apache.org/licenses/LICENSE-2.0
7//
8// Unless required by applicable law or agreed to in writing, software
9// distributed under the License is distributed on an "AS IS" BASIS,
10// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11// See the License for the specific language governing permissions and
12// limitations under the License.
13
14//! This is a simple asynchronous HTTP client example using the
15//! ylong_http_client crate. It demonstrates creating a client, making a
16//! request, and reading the response asynchronously.
17
18use ylong_http_client::async_impl::{Body, Client, Downloader, Request};
19use ylong_http_client::HttpClientError;
20
21fn main() -> Result<(), HttpClientError> {
22    let handle = ylong_runtime::spawn(async move {
23        client_send().await.unwrap();
24    });
25
26    let _ = ylong_runtime::block_on(handle);
27    Ok(())
28}
29
30async fn client_send() -> Result<(), HttpClientError> {
31    // Creates a `async_impl::Client`
32    let client = Client::new();
33
34    // Creates a `Request`.
35    let request = Request::builder()
36        .url("https://www.example.com")
37        .body(Body::empty())?;
38
39    // Sends request and receives a `Response`.
40    let response = client.request(request).await?;
41
42    // Reads the body of `Response` by using `BodyReader`.
43    let _ = Downloader::console(response).download().await;
44    Ok(())
45}
46