improvements to the sleep timer

src-tauri/src/player/autoplay.rs

@@ -28,6 +28,9 @@ pub struct AutoplaySettings {
     pub enabled: bool,
     /// Countdown duration in seconds before auto-playing next episode
     pub countdown_seconds: u32,
+    /// Maximum number of episodes to auto-play consecutively (0 = unlimited)
+    #[serde(default)]
+    pub max_episodes: u32,
 }
 
 impl Default for AutoplaySettings {
@@ -35,6 +38,7 @@ impl Default for AutoplaySettings {
         Self {
             enabled: true,
             countdown_seconds: 10,
+            max_episodes: 0,
         }
     }
 }
@@ -56,6 +60,24 @@ mod tests {
         let settings = AutoplaySettings::default();
         assert!(settings.enabled);
         assert_eq!(settings.countdown_seconds, 10);
+        assert_eq!(settings.max_episodes, 0);
+    }
+
+    #[test]
+    fn test_autoplay_settings_backward_compat() {
+        // Deserialize old JSON without max_episodes field
+        let json = r#"{"enabled":true,"countdownSeconds":15}"#;
+        let settings: AutoplaySettings = serde_json::from_str(json).unwrap();
+        assert!(settings.enabled);
+        assert_eq!(settings.countdown_seconds, 15);
+        assert_eq!(settings.max_episodes, 0); // defaults to 0 (unlimited)
+    }
+
+    #[test]
+    fn test_autoplay_settings_with_max_episodes() {
+        let json = r#"{"enabled":true,"countdownSeconds":10,"maxEpisodes":5}"#;
+        let settings: AutoplaySettings = serde_json::from_str(json).unwrap();
+        assert_eq!(settings.max_episodes, 5);
     }
 
     #[test]
@@ -63,6 +85,7 @@ mod tests {
         let settings = AutoplaySettings {
             enabled: true,
             countdown_seconds: 2, // Too short
+            max_episodes: 0,
         }
         .with_validated_countdown();
         assert_eq!(settings.countdown_seconds, 5); // Clamped to min
@@ -70,6 +93,7 @@ mod tests {
         let settings = AutoplaySettings {
             enabled: true,
             countdown_seconds: 60, // Too long
+            max_episodes: 0,
         }
         .with_validated_countdown();
         assert_eq!(settings.countdown_seconds, 30); // Clamped to max
@@ -77,6 +101,7 @@ mod tests {
         let settings = AutoplaySettings {
             enabled: true,
             countdown_seconds: 15, // Valid
+            max_episodes: 0,
         }
         .with_validated_countdown();
         assert_eq!(settings.countdown_seconds, 15); // Unchanged