feat: basic music backend

src/music/player.rs

@@ -0,0 +1,40 @@
+use std::{
+    fs,
+    io::{BufReader, Cursor}, path::Path,
+};
+
+use rodio::{Decoder, Sink, Source};
+
+pub struct AudioPlayer {
+    pub sink: Sink,
+}
+
+impl AudioPlayer {
+    pub fn new(sink: Sink) -> Self {
+        Self {
+            sink
+        }
+    }
+
+    pub fn play_song<P>(&mut self, path: P) -> Result<(), Box<dyn std::error::Error>> where P: AsRef<Path> {
+        self.sink.clear();
+
+        let file = BufReader::new(Cursor::new(fs::read(path)?));
+
+        let source = Decoder::new(file)?.amplify(0.2);
+
+        self.sink.append(source);
+
+        self.sink.play();
+
+        Ok(())
+    }
+
+    pub fn resume(&mut self) {
+        self.sink.play();
+    }
+
+    pub fn pause(&mut self) {
+        self.sink.pause();
+    }
+}