feat: Make a builder function for the stream request route

server/src/main.rs

@@ -2,7 +2,7 @@ pub mod error;
 
 use error::{handle_rejection, InternalServerError, NotFoundError};
 use hyper::{body, Body};
-use std::{path::PathBuf, time::Duration};
+use std::path::PathBuf;
 
 use bytes::Bytes;
 use clap::Parser as _;
@@ -16,7 +16,7 @@ use warp::{
     Filter,
 };
 
-#[derive(clap::Parser)]
+#[derive(clap::Parser, Clone)]
 pub struct Args {
     music_dir: PathBuf,
 }
@@ -29,17 +29,24 @@ async fn main() {
 
     let route = warp::get()
         .and(warp::path("track"))
-        .and(any().map(move || config))
-        .and(warp::header::headers_cloned())
-        .and(param())
-        .and_then(serve_local_tracks);
+        .and(serve_local_tracks(config));
 
     warp::serve(route.recover(handle_rejection))
         .run(([127, 0, 0, 1], 8080))
         .await;
 }
 
-pub async fn serve_local_tracks(
+pub fn serve_local_tracks(
+    config: &'static Args,
+) -> impl Filter<Extract = (warp::reply::Response,), Error = Rejection> + Clone {
+    any()
+        .map(move || config)
+        .and(warp::header::headers_cloned())
+        .and(param())
+        .and_then(handle_file_request)
+}
+
+pub async fn handle_file_request(
     config: &Args,
     _headers: HeaderMap,
     // TODO: request files based off of their MusicBrainz Identifier instead