ruwuma/crates/ruma-api/tests/manual_endpoint_impl.rs
2021-05-03 15:50:27 +02:00

128 lines
3.6 KiB
Rust

//! PUT /_matrix/client/r0/directory/room/:room_alias
use std::convert::TryFrom;
use bytes::BufMut;
use http::{header::CONTENT_TYPE, method::Method};
use ruma_api::{
error::{FromHttpRequestError, FromHttpResponseError, IntoHttpError, ServerError, Void},
AuthScheme, EndpointError, IncomingRequest, IncomingResponse, Metadata, OutgoingRequest,
OutgoingResponse, SendAccessToken,
};
use ruma_identifiers::{RoomAliasId, RoomId};
use ruma_serde::Outgoing;
use serde::{Deserialize, Serialize};
/// A request to create a new room alias.
#[derive(Debug)]
pub struct Request {
pub room_id: RoomId, // body
pub room_alias: RoomAliasId, // path
}
impl Outgoing for Request {
type Incoming = Self;
}
const METADATA: Metadata = Metadata {
description: "Add an alias to a room.",
method: Method::PUT,
name: "create_alias",
path: "/_matrix/client/r0/directory/room/:room_alias",
rate_limited: false,
authentication: AuthScheme::None,
};
impl OutgoingRequest for Request {
type EndpointError = Void;
type IncomingResponse = Response;
const METADATA: Metadata = METADATA;
fn try_into_http_request<T: Default + BufMut>(
self,
base_url: &str,
_access_token: SendAccessToken<'_>,
) -> Result<http::Request<T>, IntoHttpError> {
let url = (base_url.to_owned() + METADATA.path)
.replace(":room_alias", &self.room_alias.to_string());
let request_body = RequestBody { room_id: self.room_id };
let http_request = http::Request::builder()
.method(METADATA.method)
.uri(url)
.body(ruma_serde::json_to_buf(&request_body)?)
// this cannot fail because we don't give user-supplied data to any of the
// builder methods
.unwrap();
Ok(http_request)
}
}
impl IncomingRequest for Request {
type EndpointError = Void;
type OutgoingResponse = Response;
const METADATA: Metadata = METADATA;
fn try_from_http_request<T: AsRef<[u8]>>(
request: http::Request<T>,
) -> Result<Self, FromHttpRequestError> {
let path_segments: Vec<&str> = request.uri().path()[1..].split('/').collect();
let room_alias = {
let decoded =
percent_encoding::percent_decode(path_segments[5].as_bytes()).decode_utf8()?;
TryFrom::try_from(&*decoded)?
};
let request_body: RequestBody = serde_json::from_slice(request.body().as_ref())?;
Ok(Request { room_id: request_body.room_id, room_alias })
}
}
#[derive(Debug, Serialize, Deserialize)]
struct RequestBody {
room_id: RoomId,
}
/// The response to a request to create a new room alias.
#[derive(Clone, Copy, Debug)]
pub struct Response;
impl Outgoing for Response {
type Incoming = Self;
}
impl IncomingResponse for Response {
type EndpointError = Void;
fn try_from_http_response<T: AsRef<[u8]>>(
http_response: http::Response<T>,
) -> Result<Self, FromHttpResponseError<Void>> {
if http_response.status().as_u16() < 400 {
Ok(Response)
} else {
Err(FromHttpResponseError::Http(ServerError::Known(
<Void as EndpointError>::try_from_http_response(http_response)?,
)))
}
}
}
impl OutgoingResponse for Response {
fn try_into_http_response<T: Default + BufMut>(
self,
) -> Result<http::Response<T>, IntoHttpError> {
let response = http::Response::builder()
.header(CONTENT_TYPE, "application/json")
.body(ruma_serde::slice_to_buf(b"{}"))
.unwrap();
Ok(response)
}
}