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use std::{future::Future, pin::Pin};
use async_trait::async_trait;
use bytes::BufMut;
use ruma_api::{OutgoingRequest, SendAccessToken};
use ruma_identifiers::UserId;
use crate::{add_user_id_to_query, ResponseError, ResponseResult};
#[cfg(feature = "hyper")]
mod hyper;
#[cfg(feature = "isahc")]
mod isahc;
#[cfg(feature = "reqwest")]
mod reqwest;
#[cfg(feature = "hyper")]
pub use self::hyper::Hyper;
#[cfg(feature = "hyper-native-tls")]
pub use self::hyper::HyperNativeTls;
#[cfg(feature = "hyper-rustls")]
pub use self::hyper::HyperRustls;
#[cfg(feature = "isahc")]
pub use self::isahc::Isahc;
#[cfg(feature = "reqwest")]
pub use self::reqwest::Reqwest;
#[async_trait]
pub trait HttpClient: Sync {
type RequestBody: Default + BufMut + Send;
type ResponseBody: AsRef<[u8]>;
type Error: Send + Unpin;
async fn send_http_request(
&self,
req: http::Request<Self::RequestBody>,
) -> Result<http::Response<Self::ResponseBody>, Self::Error>;
}
pub trait DefaultConstructibleHttpClient: HttpClient {
fn default() -> Self;
}
pub trait HttpClientExt: HttpClient {
fn send_matrix_request<'a, R: OutgoingRequest + 'a>(
&'a self,
homeserver_url: &str,
access_token: SendAccessToken<'_>,
request: R,
) -> Pin<Box<dyn Future<Output = ResponseResult<Self, R>> + 'a>> {
self.send_customized_matrix_request(homeserver_url, access_token, request, |_| Ok(()))
}
fn send_customized_matrix_request<'a, R, F>(
&'a self,
homeserver_url: &str,
access_token: SendAccessToken<'_>,
request: R,
customize: F,
) -> Pin<Box<dyn Future<Output = ResponseResult<Self, R>> + 'a>>
where
R: OutgoingRequest + 'a,
F: FnOnce(&mut http::Request<Self::RequestBody>) -> Result<(), ResponseError<Self, R>> + 'a,
{
Box::pin(crate::send_customized_request(
self,
homeserver_url,
access_token,
request,
customize,
))
}
fn send_matrix_request_as<'a, R: OutgoingRequest + 'a>(
&'a self,
homeserver_url: &str,
access_token: SendAccessToken<'_>,
user_id: &'a UserId,
request: R,
) -> Pin<Box<dyn Future<Output = ResponseResult<Self, R>> + 'a>> {
self.send_customized_matrix_request(
homeserver_url,
access_token,
request,
add_user_id_to_query::<Self, R>(user_id),
)
}
}
#[async_trait]
impl<T: HttpClient> HttpClientExt for T {}
#[doc(hidden)]
#[derive(Debug)]
pub struct Dummy;
#[async_trait]
impl HttpClient for Dummy {
type RequestBody = Vec<u8>;
type ResponseBody = Vec<u8>;
type Error = ();
async fn send_http_request(
&self,
_req: http::Request<Self::RequestBody>,
) -> Result<http::Response<Self::ResponseBody>, Self::Error> {
unimplemented!("this client only exists to allow doctests to compile")
}
}
impl DefaultConstructibleHttpClient for Dummy {
fn default() -> Self {
Dummy
}
}