works with macos native ui

src/gui/settings/mod.rs

@@ -0,0 +1,76 @@
+use dirs::home_dir;
+use log::{debug, error, info};
+use serde::{Deserialize, Serialize};
+use std::fs;
+use std::path::PathBuf;
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct KhmSettings {
+    pub host: String,
+    pub flow: String,
+    pub known_hosts: String,
+    pub basic_auth: String,
+    pub in_place: bool,
+}
+
+impl Default for KhmSettings {
+    fn default() -> Self {
+        Self {
+            host: String::new(),
+            flow: String::new(),
+            known_hosts: "~/.ssh/known_hosts".to_string(),
+            basic_auth: String::new(),
+            in_place: false,
+        }
+    }
+}
+
+pub fn get_config_path() -> PathBuf {
+    let mut path = home_dir().expect("Could not find home directory");
+    path.push(".khm");
+    fs::create_dir_all(&path).ok();
+    path.push("khm_config.json");
+    path
+}
+
+pub fn load_settings() -> KhmSettings {
+    let path = get_config_path();
+    match fs::read_to_string(&path) {
+        Ok(contents) => serde_json::from_str(&contents).unwrap_or_else(|e| {
+            error!("Failed to parse KHM config: {}", e);
+            KhmSettings::default()
+        }),
+        Err(_) => {
+            debug!("KHM config file not found, using defaults");
+            KhmSettings::default()
+        }
+    }
+}
+
+pub fn save_settings(settings: &KhmSettings) -> Result<(), std::io::Error> {
+    let path = get_config_path();
+    let json = serde_json::to_string_pretty(settings)?;
+    fs::write(&path, json)?;
+    info!("KHM settings saved");
+    Ok(())
+}
+
+#[cfg(target_os = "macos")]
+mod macos;
+#[cfg(target_os = "macos")]
+pub use macos::run_settings_window;
+
+#[cfg(not(target_os = "macos"))]
+mod cross;
+#[cfg(not(target_os = "macos"))]
+pub use cross::run_settings_window;
+
+// Helper function to expand tilde in path
+pub fn expand_path(path: &str) -> String {
+    if path.starts_with("~/") {
+        if let Some(home) = home_dir() {
+            return home.join(&path[2..]).to_string_lossy().to_string();
+        }
+    }
+    path.to_string()
+}