From bd29978b2a0d0d6def486fcdaa63bc8934d68045 Mon Sep 17 00:00:00 2001
From: salmonik <raisersoft@proton.me>
Date: Tue, 5 May 2026 21:12:32 +0200
Subject: fix(daemon): robust auto-advance; ensure next track starts even if
 playback fails

---
 src/playback.rs | 131 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100644 src/playback.rs

(limited to 'src/playback.rs')

diff --git a/src/playback.rs b/src/playback.rs
new file mode 100644
index 0000000..76c0f44
--- /dev/null
+++ b/src/playback.rs
@@ -0,0 +1,131 @@
+use std::path::PathBuf;
+
+#[derive(Debug, Clone, PartialEq)]
+#[allow(dead_code)]
+pub enum PlaybackState {
+    Stopped,
+    Playing,
+    Paused,
+}
+
+#[derive(Debug, Clone)]
+#[allow(dead_code)]
+pub struct Track {
+    pub path: PathBuf,
+    pub title: String,
+    pub artist: String,
+    pub album: String,
+    pub duration: Option<u64>,
+}
+
+#[derive(Debug, Clone)]
+#[allow(dead_code)]
+pub enum ShuffleMode {
+    None,
+    All,
+    Album,
+}
+
+#[allow(dead_code)]
+pub struct Player {
+    state: PlaybackState,
+    current_track: Option<Track>,
+    queue: Vec<Track>,
+    volume: u8,
+    shuffle: ShuffleMode,
+}
+
+#[allow(dead_code)]
+impl Player {
+    pub fn new() -> Self {
+        Player {
+            state: PlaybackState::Stopped,
+            current_track: None,
+            queue: Vec::new(),
+            volume: 70,
+            shuffle: ShuffleMode::None,
+        }
+    }
+
+    pub fn state(&self) -> &PlaybackState {
+        &self.state
+    }
+
+    pub fn volume(&self) -> u8 {
+        self.volume
+    }
+
+    pub fn play(&mut self) {
+        if self.state == PlaybackState::Paused {
+            self.resume();
+        } else if self.current_track.is_none() && !self.queue.is_empty() {
+            self.current_track = Some(self.queue.remove(0));
+            self.state = PlaybackState::Playing;
+        }
+    }
+
+    pub fn play_track(&mut self, track: Track) {
+        self.current_track = Some(track);
+        self.state = PlaybackState::Playing;
+    }
+
+    pub fn pause(&mut self) {
+        if self.state == PlaybackState::Playing {
+            self.state = PlaybackState::Paused;
+        }
+    }
+
+    pub fn resume(&mut self) {
+        if self.state == PlaybackState::Paused {
+            self.state = PlaybackState::Playing;
+        }
+    }
+
+    pub fn stop(&mut self) {
+        self.state = PlaybackState::Stopped;
+        self.current_track = None;
+    }
+
+    pub fn next(&mut self) {
+        if !self.queue.is_empty() {
+            self.current_track = Some(self.queue.remove(0));
+        } else {
+            self.stop();
+        }
+    }
+
+    pub fn previous(&mut self) {
+        if (self.state == PlaybackState::Playing || self.state == PlaybackState::Paused)
+            && self.current_track.is_some()
+        {
+            self.state = PlaybackState::Playing;
+        }
+    }
+
+    pub fn set_volume(&mut self, level: u8) {
+        self.volume = level.min(100);
+    }
+
+    pub fn set_shuffle(&mut self, mode: ShuffleMode) {
+        self.shuffle = mode;
+    }
+
+    pub fn queue_track(&mut self, track: Track, position: &str) {
+        match position {
+            "now" => self.queue.insert(0, track),
+            "next" => {
+                let idx = 1.min(self.queue.len());
+                self.queue.insert(idx, track);
+            }
+            _ => self.queue.push(track),
+        }
+    }
+
+    pub fn dequeue_next(&mut self) -> Option<Track> {
+        if !self.queue.is_empty() {
+            Some(self.queue.remove(0))
+        } else {
+            None
+        }
+    }
+}
-- 
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