cleaned up code (thanks, clippy!)

src/gd.rs

@@ -59,8 +59,7 @@ impl Song {
                 req::Client::new()
                     .post("http://boomlings.com/database/getGJSongInfo.php")
                     .body(format!(
-                        r#" {{ "secret": "Wmfd2893gb7", "songID": {} }} "#,
-                        id
+                        r#" {{ "secret": "Wmfd2893gb7", "songID": {id} }} "#,
                     ))
                     .send()?
                     .text()?
@@ -79,38 +78,38 @@ impl Song {
 
 impl SongResponse {
     pub fn id(&self) -> Option<i32> {
-        self.0[0].and_then(|s| s.parse().ok())
+        self.0[0].as_deref().and_then(|s| s.parse().ok())
     }
-    pub fn name(&self) -> Option<String> {
-        self.0[1]
+    pub fn name(&self) -> Option<&str> {
+        self.0[1].as_deref()
     }
     pub fn artist_id(&self) -> Option<i32> {
-        self.0[2].and_then(|s| s.parse().ok())
+        self.0[2].as_deref().and_then(|s| s.parse().ok())
     }
-    pub fn artist_name(&self) -> Option<String> {
-        self.0[3]
+    pub fn artist_name(&self) -> Option<&str> {
+        self.0[3].as_deref()
     }
     pub fn size(&self) -> Option<i32> {
-        self.0[4].and_then(|s| s.parse().ok())
+        self.0[4].as_deref().and_then(|s| s.parse().ok())
     }
-    pub fn video_id(&self) -> Option<String> {
-        self.0[5]
+    pub fn video_id(&self) -> Option<&str> {
+        self.0[5].as_deref()
     }
-    pub fn youtube_url(&self) -> Option<String> {
-        self.0[6]
+    pub fn youtube_url(&self) -> Option<&str> {
+        self.0[6].as_deref()
     }
     pub fn song_priority(&self) -> Option<i32> {
-        self.0[8].and_then(|s| s.parse().ok())
+        self.0[8].as_deref().and_then(|s| s.parse().ok())
     }
     pub fn download_link(&self) -> Option<String> {
-        self.0[9].and_then(|url| urlencoding::decode(&url).ok().map(|url| url.into_owned()))
+        self.0[9].as_deref().and_then(|url| urlencoding::decode(url).ok().map(std::borrow::Cow::into_owned))
     }
 }
 
 impl OuterLevel {
-    pub fn load_all() -> Vec<OuterLevel> {
+    pub fn load_all() -> Vec<Self> {
         let plist = get_local_level_plist();
-        let levels: Vec<OuterLevel> = plist
+        let levels: Vec<Self> = plist
             .as_dictionary()
             .and_then(|dict| dict.get("LLM_01"))
             .unwrap()
@@ -125,7 +124,7 @@ impl OuterLevel {
                     builder.with_name(title.as_string().unwrap().into());
                 }
                 if let Some(rev) = props.get("k46") {
-                    builder.with_revision(rev.as_signed_integer().unwrap().into());
+                    builder.with_revision(rev.as_signed_integer().unwrap());
                 }
                 builder.build_outer_level().unwrap()
             })
@@ -134,30 +133,28 @@ impl OuterLevel {
     }
 
     pub fn display_name(&self) -> LayoutJob {
-        match self.revision {
-            Some(rev) => {
-                let mut job = LayoutJob::default();
-                job.append(&format!("{} ", self.name), 0f32, TextFormat::default());
-                job.append(
-                    &format!("(rev {})", rev),
-                    0f32,
-                    TextFormat {
-                        italics: true,
-                        ..Default::default()
-                    },
-                );
-                job
-            }
-            None => {
-                let mut job = LayoutJob::default();
-                job.append(&self.name, 0f32, TextFormat::default());
-                job
-            }
+        if let Some(rev) = self.revision {
+            let mut job = LayoutJob::default();
+            job.append(&format!("{} ", self.name), 0f32, TextFormat::default());
+            job.append(
+                &format!("(rev {rev})"),
+                0f32,
+                TextFormat {
+                    italics: true,
+                    ..Default::default()
+                },
+            );
+            job
+        }
+        else {
+            let mut job = LayoutJob::default();
+            job.append(&self.name, 0f32, TextFormat::default());
+            job
         }
     }
 }
 
-pub fn gd_path() -> PathBuf {
+pub fn save_path() -> PathBuf {
     let mut path_buf = home::home_dir().unwrap();
     #[cfg(unix)]
     path_buf.extend(
@@ -183,22 +180,13 @@ pub fn gd_path() -> PathBuf {
     path_buf
 }
 
+#[derive(Default)]
 struct LevelBuilder {
     name: Option<String>,
     song: Option<Song>,
     revision: Option<i64>,
 }
 
-impl Default for LevelBuilder {
-    fn default() -> Self {
-        Self {
-            name: None,
-            song: None,
-            revision: None,
-        }
-    }
-}
-
 impl LevelBuilder {
     fn new() -> Self {
         Self::default()
@@ -245,7 +233,7 @@ impl LevelBuilder {
 fn get_local_level_plist() -> Value {
     let raw_save_data = {
         let mut save_file =
-            File::open(gd_path().join("CCLocalLevels.dat")).expect("No save file found!");
+            File::open(save_path().join("CCLocalLevels.dat")).expect("No save file found!");
         let mut sd = Vec::new();
         save_file.read_to_end(&mut sd).unwrap();
         sd
@@ -258,7 +246,7 @@ fn get_local_level_plist() -> Value {
     let data_post_b64 = URL_SAFE.decode(data_post_xor).unwrap();
     let mut decoder = GzDecoder::<&[u8]>::new(data_post_b64.as_ref());
     let mut plist = String::new();
-    if let Err(_) = decoder.read_to_string(&mut plist) {
+    if decoder.read_to_string(&mut plist).is_err() {
         println!("Warning: Game save likely corrupted (gzip decode failed)");
     }
     Value::from_reader(Cursor::new(plist)).unwrap()

src/main.rs

@@ -1,9 +1,9 @@
 #![feature(iter_array_chunks)]
+//#![warn(clippy::all, clippy::pedantic, clippy::nursery)]
 
 mod gd;
 mod music;
 
-use eframe;
 use eframe::egui;
 use reqwest::blocking as req;
 use std::boxed::Box;
@@ -109,41 +109,43 @@ impl From<Color> for eframe::epaint::Color32 {
 
 impl Song {
     pub fn try_new(gd_song: gd::Song) -> Result<Self, SongError> {
-        if let gd::Song::Newgrounds { id } = &gd_song {
+        if let gd::Song::Newgrounds { id } = gd_song {
             let song_response = gd_song.get_response();
-            let song_path = gd::gd_path().join(format!("{}.mp3", id));
-            File::open(&song_path)
-                .or_else(|_| {
-                    song_response.clone().map_err(|e| e.into()).and_then(
-                        |response: gd::SongResponse| -> Result<File, SongError> {
-                            let song_blob = response
-                                .download_link()
-                                .ok_or(SongError::MissingLink)
-                                .and_then(|link| Ok(req::get(link)?.bytes()?))?;
-                            let mut file = File::open(&song_path)?;
-                            file.write(&song_blob);
-                            Ok(file)
-                        },
-                    )
-                })
-                .and_then(|file| {
-                    let name = song_response
+            let song_path = gd::save_path().join(format!("{id}.mp3"));
+
+            let (file, name) = match (File::open(&song_path), song_response) {
+                (Ok(file), response) => {
+                    let name = response
                         .ok()
-                        .and_then(|response| response.name())
-                        .unwrap_or("".into());
-                    let decoder = rodio::Decoder::new_mp3(file)?;
-                    Ok(Song {
-                        name,
-                        id: *id,
-                        decoder,
-                    })
-                })
+                        .and_then(|response| response.name().map(Into::into))
+                        .unwrap_or_default();
+
+                    (file, name)
+                }
+                (Err(_), Ok(response)) => {
+                    let song_blob = response
+                        .download_link()
+                        .ok_or(SongError::MissingLink)
+                        .and_then(|link| Ok(req::get(link)?.bytes()?))?;
+
+                    let mut file = File::open(&song_path)?;
+                    file.write_all(&song_blob)?;
+
+                    (file, response.name().unwrap_or("").into())
+                }
+                (Err(err), Err(_)) => return Err(err.into()),
+            };
+
+            let decoder = rodio::Decoder::new_mp3(file)?;
+            
+            Ok(Self { name, id, decoder })
         } else {
             Err(SongError::NotNewgrounds)
         }
     }
 }
 
+
 impl Editor {
     pub fn beat_rate_widget(&mut self) -> BeatRateWidget {
         BeatRateWidget {
@@ -316,7 +318,7 @@ impl PipeDash {
                     ui.add(self.editor.lines_widget(Color::Green));
                     ui.add(self.editor.lines_widget(Color::Orange));
                     ui.add(self.editor.lines_widget(Color::Yellow));
-                    ui.add(self.editor.waveform_widget(&song));
+                    ui.add(self.editor.waveform_widget(song));
                 }
             });
         });
@@ -324,7 +326,7 @@ impl PipeDash {
 
     fn handle_messages(&mut self) {
         for message in self.msg_queue.drain(..) {
-            println!("{:?}", message);
+            println!("{message:?}");
             match message {
                 Message::LevelSelected(idx) => {
                     self.selected_level = Some(idx);

src/music.rs

@@ -72,14 +72,14 @@ impl BeatRate {
 
 /// Changes: when the time signature changes, the bar immediately resets
 impl StaticTimeSignature {
-    pub fn new(numerator: u32, denominator: u32) -> Self {
+    pub const fn new(numerator: u32, denominator: u32) -> Self {
         Self {
             numerator,
             denominator,
         }
     }
 
-    fn beats_per_bar(&self) -> BeatPosition {
+    fn beats_per_bar(self) -> BeatPosition {
         (self.numerator as f32).into()
     }
 }
@@ -113,7 +113,7 @@ impl TimeSignature {
                         .1
                 }
             }
-            none => self.initial,
+            None => self.initial,
         }
     }