Convert to libcosmic and parse audio

src/config.rs

@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: GPL-3.0-only
+
+use cosmic::{
+    cosmic_config::{self, cosmic_config_derive::CosmicConfigEntry, CosmicConfigEntry},
+    theme,
+};
+use serde::{Deserialize, Serialize};
+
+pub const CONFIG_VERSION: u64 = 1;
+
+#[derive(Clone, Copy, Debug, Deserialize, Eq, PartialEq, Serialize)]
+pub enum AppTheme {
+    Dark,
+    Light,
+    System,
+}
+
+impl AppTheme {
+    pub fn theme(&self) -> theme::Theme {
+        match self {
+            Self::Dark => theme::Theme::dark(),
+            Self::Light => theme::Theme::light(),
+            Self::System => theme::system_preference(),
+        }
+    }
+}
+
+#[derive(Clone, CosmicConfigEntry, Debug, Deserialize, Eq, PartialEq, Serialize)]
+pub struct Config {
+    pub app_theme: AppTheme,
+}
+
+impl Default for Config {
+    fn default() -> Self {
+        Self {
+            app_theme: AppTheme::System,
+        }
+    }
+}