refactor: [#61] use TorrentListItemResource in torrent list API endpoint

Author: josecelano

src/api/resources/mod.rs

@@ -3,8 +3,8 @@
 //! WIP. Not all endpoints have their resource structs.
 //!
 //! - [x] AuthKeys
-//! - [ ] ...
-//! - [ ] ...
+//! - [ ] TorrentResource, TorrentListItemResource, TorrentPeerResource, PeerIdResource
+//! - [ ] StatsResource
 //! - [ ] ...
 pub mod auth_key_resource;
 pub mod torrent_resource;

src/api/resources/torrent_resource.rs

@@ -13,6 +13,16 @@ pub struct TorrentResource {
     pub peers: Option<Vec<TorrentPeerResource>>,
 }
 
+#[derive(Serialize, Deserialize, Debug, PartialEq)]
+pub struct TorrentListItemResource {
+    pub info_hash: String,
+    pub seeders: u32,
+    pub completed: u32,
+    pub leechers: u32,
+    // todo: this is always None. Remove field from endpoint?
+    pub peers: Option<Vec<TorrentPeerResource>>,
+}
+
 #[derive(Serialize, Deserialize, Debug, PartialEq)]
 pub struct TorrentPeerResource {
     pub peer_id: PeerIdResource,

src/api/server.rs

@@ -8,8 +8,7 @@ use serde::{Deserialize, Serialize};
 use warp::{filters, reply, serve, Filter};
 
 use super::resources::auth_key_resource::AuthKeyResource;
-use super::resources::torrent_resource::{TorrentPeerResource, TorrentResource};
-use crate::peer::TorrentPeer;
+use super::resources::torrent_resource::{TorrentListItemResource, TorrentPeerResource, TorrentResource};
 use crate::protocol::common::*;
 use crate::tracker::TorrentTracker;
 
@@ -19,16 +18,6 @@ struct TorrentInfoQuery {
     limit: Option<u32>,
 }
 
-#[derive(Serialize)]
-struct Torrent<'a> {
-    info_hash: &'a InfoHash,
-    seeders: u32,
-    completed: u32,
-    leechers: u32,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    peers: Option<Vec<&'a TorrentPeer>>,
-}
-
 #[derive(Serialize)]
 struct Stats {
     torrents: u32,
@@ -110,9 +99,8 @@ pub fn start(socket_addr: SocketAddr, tracker: Arc<TorrentTracker>) -> impl warp
                 .iter()
                 .map(|(info_hash, torrent_entry)| {
                     let (seeders, completed, leechers) = torrent_entry.get_stats();
-                    // todo: use TorrentResource
-                    Torrent {
-                        info_hash,
+                    TorrentListItemResource {
+                        info_hash: info_hash.to_string(),
                         seeders,
                         completed,
                         leechers,