feat: audio mode

rust/src/modules/mod.rs

@@ -2,6 +2,7 @@ pub mod package;
 pub mod segatools;
 pub mod network;
 pub mod bepinex;
+pub mod mu3ini;
 
 #[cfg(target_os = "windows")]
 pub mod display_windows;

rust/src/modules/mu3ini.rs

@@ -0,0 +1,30 @@
+use std::path::Path;
+use anyhow::Result;
+use ini::Ini;
+use crate::model::profile::{Mu3Audio, Mu3Ini};
+
+impl Mu3Ini {
+    pub fn line_up(&self, game_path: impl AsRef<Path>) -> Result<()> {
+        let file = game_path.as_ref().join("mu3.ini");
+
+        if !file.exists() {
+            std::fs::write(&file, "")?;
+        }
+
+        let mut ini = Ini::load_from_file(&file)?;
+
+        if let Some(audio) = self.audio {
+            let value = match audio {
+                Mu3Audio::Shared => "0",
+                Mu3Audio::Excl6Ch => "1",
+                Mu3Audio::Excl2Ch => "2",
+            };
+
+            ini.with_section(Some("Sound")).set("WasapiExclusive", value);
+        }
+
+        ini.write_to_file(file)?;
+
+        Ok(())
+    }
+}