Song fetching and covert art fetching boiler

src/main.rs

@@ -1,10 +1,8 @@
-use std::ops::Deref;
 use std::process::exit;
 
 use std::sync::mpsc::{channel, Receiver};
 
 use player::errors::PlayerError;
-use ssonic::response::PlayQueue;
 
 mod audio;
 mod config;

src/player/errors.rs

@@ -1,6 +1,5 @@
 #[derive(Debug)]
 pub enum PlayerError {
-    PlaylistEmpty,
     UserQuit,
 }
 
@@ -9,7 +8,6 @@ impl std::error::Error for PlayerError {}
 impl std::fmt::Display for PlayerError {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {
-            Self::PlaylistEmpty => write!(f, "Playlist empty"),
             Self::UserQuit => write!(f, "User quit signalled"),
         }
     }

src/player/mod.rs

@@ -18,6 +18,7 @@ use crate::{
 pub enum PlayerEvent {
     AddSongList(Vec<Song>),
     UserQuit,
+    PlayNext,
 }
 
 pub struct Player {

src/player/player.rs

@@ -1,4 +1,4 @@
-use std::{sync::mpsc::TryRecvError, time::Duration};
+use std::{sync::mpsc::TryRecvError, thread, time::Duration};
 
 use crossterm::event::{poll, read, Event, KeyCode};
 
@@ -16,6 +16,7 @@ impl Player {
     fn init_playlist(&self) -> Result<(), Error> {
         self.api_chan
             .send(APIEvent::FetchRandom(self.settings.subsonic.random_limit))?;
+        self.player_chan_in.send(PlayerEvent::PlayNext)?;
         Ok(())
     }
 
@@ -37,6 +38,7 @@ impl Player {
             match e {
                 PlayerEvent::UserQuit => return Err(Box::new(PlayerError::UserQuit)),
                 PlayerEvent::AddSongList(list) => self.playlist.append(list),
+                PlayerEvent::PlayNext => self.play_next()?,
                 _ => unimplemented!(),
             }
         }
@@ -60,4 +62,19 @@ impl Player {
     fn update(&mut self) -> Result<(), Error> {
         Ok(())
     }
+
+    fn play_next(&mut self) -> Result<(), Error> {
+        let song = match self.playlist.get_next() {
+            None => {
+                // no song exists, requeue the event
+                self.player_chan_in.send(PlayerEvent::PlayNext)?;
+                return Ok(());
+            }
+            Some(s) => s,
+        };
+        if let Some(cover_id) = song.cover_art {
+            self.api_chan.send(APIEvent::FetchCoverArt(cover_id))?;
+        }
+        Ok(())
+    }
 }

src/player/playlist.rs

@@ -1,19 +1,14 @@
 use std::{borrow::BorrowMut, collections::VecDeque};
 
-use crate::{ssonic::response::Song, utils::Error};
-
-use super::errors::PlayerError;
+use crate::ssonic::response::Song;
 
 pub struct Playlist {
     song_list: VecDeque<Song>,
 }
 
 impl Playlist {
-    pub fn get_next(&mut self) -> Result<Song, Error> {
-        match self.song_list.pop_front() {
-            Some(song) => Ok(song),
-            None => Err(Box::new(PlayerError::PlaylistEmpty)),
-        }
+    pub fn get_next(&mut self) -> Option<Song> {
+        self.song_list.pop_front()
     }
 
     pub fn append(&mut self, list: Vec<Song>) {

src/ssonic/client.rs

@@ -1,4 +1,7 @@
-use reqwest::{blocking::Response, header::ACCEPT};
+use reqwest::{
+    blocking::Response,
+    header::{ACCEPT, CONTENT_TYPE},
+};
 use serde::Serialize;
 
 use crate::{
@@ -18,21 +21,31 @@ impl APIClient {
         loop {
             let player_resp = match self.api_requests.recv()? {
                 super::APIEvent::FetchRandom(n) => self.get_random(n)?,
+                super::APIEvent::FetchCoverArt(String) => self.get_cover_art(String)?,
+                _ => unimplemented!(),
             };
             self.player_chan.send(player_resp)?;
         }
     }
 
-    fn get_random(&mut self, n: i32) -> Result<PlayerEvent, Error> {
-        let response = self.request("/getRandomSongs", Some(&[("size", n.to_string())]))?;
+    fn get_cover_art(&mut self, cover_id: String) -> Result<PlayerEvent, Error> {
+        let response = self.request("/getCoverArt", Some(&[("id", cover_id)]))?;
         if !response.status().is_success() {
             return Err(Box::new(APIError::StatusError(
                 response.status(),
-                "/getRandomSongs",
+                "/getCoverArt",
             )));
+        };
+        if response.headers()[CONTENT_TYPE].to_str()? == "application/json" {
+            self.validate(response, "/getCoverArt")?;
+        };
+        unimplemented!()
     }
+
+    fn get_random(&mut self, n: i32) -> Result<PlayerEvent, Error> {
+        let response = self.request("/getRandomSongs", Some(&[("size", n.to_string())]))?;
         let song_list = self
-            .validate(response)?
+            .validate(response, "/getRandomSongs")?
             .subsonic_response
             .random_songs
             .unwrap()
@@ -43,16 +56,17 @@ impl APIClient {
 
     fn ping(&mut self) -> Result<(), Error> {
         let response = self.request::<[(&str, String); 0]>("/ping.view", None)?;
-        self.validate(response)?;
+        self.validate(response, "/ping.view")?;
         Ok(())
     }
 
-    fn validate(&mut self, response: Response) -> Result<response::Response, Error> {
+    fn validate(
+        &mut self,
+        response: Response,
+        path: &'static str,
+    ) -> Result<response::Response, Error> {
         if !response.status().is_success() {
-            return Err(Box::new(APIError::StatusError(
-                response.status(),
-                "/ping.view",
-            )));
+            return Err(Box::new(APIError::StatusError(response.status(), path)));
         }
         let ssonic_response: response::Response = response.json()?;
         if ssonic_response.subsonic_response.status != "ok" {

src/ssonic/mod.rs

@@ -12,6 +12,8 @@ use crate::{config::Settings, player::PlayerEvent, utils::Error};
 
 pub enum APIEvent {
     FetchRandom(i32),
+    FetchCoverArt(String),
+    StreamSong(String),
 }
 
 pub struct APIClient {

src/ssonic/response.rs

@@ -14,8 +14,6 @@ pub struct SSonicResponse {
     #[serde(skip_serializing_if = "Option::is_none")]
     #[serde(alias = "randomSongs")]
     pub random_songs: Option<SongList>,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    pub play_queue: Option<PlayQueue>,
 }
 
 #[derive(Deserialize)]
@@ -35,10 +33,7 @@ pub struct Song {
     pub title: String,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub artist: Option<String>,
-    #[serde(alias = "coverArt")]
     #[serde(skip_serializing_if = "Option::is_none")]
+    #[serde(alias = "coverArt")]
     pub cover_art: Option<String>,
 }
-
-#[derive(Deserialize)]
-pub struct PlayQueue {}