60 lines
1.9 KiB
Rust
60 lines
1.9 KiB
Rust
use crate::{
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State,
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lua::{eval, exec, reload},
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};
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use http_body_util::{BodyExt, Empty, Full, combinators::BoxBody};
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use hyper::{Method, Request, Response, StatusCode, body::Bytes};
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pub async fn serve(
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request: Request<hyper::body::Incoming>,
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state: State,
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) -> Result<Response<BoxBody<Bytes, hyper::Error>>, hyper::Error> {
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let path = request.uri().path().to_owned();
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Ok(match (request.method(), path.as_str()) {
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(&Method::POST, "/reload") => {
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Response::new(full(format!("{:#?}", reload(&state.lua, None))))
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}
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(&Method::POST, "/eval" | "/exec") => {
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let bytes = request.into_body().collect().await?.to_bytes();
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match std::str::from_utf8(&bytes) {
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Ok(code) => Response::new(full(match path.as_str() {
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"/eval" => format!("{:#?}", eval(&state.lua, code, None).await),
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"/exec" => format!("{:#?}", exec(&state.lua, code, None).await),
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_ => unreachable!(),
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})),
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Err(error) => status_code_response(
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StatusCode::BAD_REQUEST,
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full(format!("invalid utf-8 data received: {error:?}")),
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),
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}
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}
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(&Method::GET, "/ping") => Response::new(full("pong!")),
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_ => status_code_response(StatusCode::NOT_FOUND, empty()),
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})
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}
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fn status_code_response(
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status_code: StatusCode,
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bytes: BoxBody<Bytes, hyper::Error>,
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) -> Response<BoxBody<Bytes, hyper::Error>> {
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let mut response = Response::new(bytes);
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*response.status_mut() = status_code;
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response
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}
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fn full<T: Into<Bytes>>(chunk: T) -> BoxBody<Bytes, hyper::Error> {
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Full::new(chunk.into())
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.map_err(|never| match never {})
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.boxed()
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}
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fn empty() -> BoxBody<Bytes, hyper::Error> {
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Empty::<Bytes>::new()
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.map_err(|never| match never {})
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.boxed()
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}
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