Add SSH connections: saved hosts manager and hierarchical shell picker

src-tauri/src/commands.rs

@@ -3,7 +3,8 @@
 use base64::{engine::general_purpose::STANDARD as B64, Engine as _};
 use tauri::{AppHandle, Manager};
 
-use crate::pty::{list_wsl_distros, PaneId, PtyManager};
+use crate::hosts::{self, SshHost};
+use crate::pty::{list_wsl_distros, PaneId, PtyManager, SpawnSpec};
 
 const WORKSPACE_FILE: &str = "workspace.json";
 
@@ -16,14 +17,11 @@ pub async fn list_distros() -> Result<Vec<String>, String> {
 pub async fn spawn_pane(
     app: AppHandle,
     manager: tauri::State<'_, PtyManager>,
-    distro: Option<String>,
-    cwd: Option<String>,
+    spec: SpawnSpec,
     cols: u16,
     rows: u16,
 ) -> Result<PaneId, String> {
-    manager
-        .spawn_wsl(app, distro, cwd, cols, rows)
-        .map_err(|e| e.to_string())
+    manager.spawn(app, spec, cols, rows).map_err(|e| e.to_string())
 }
 
 /// `data_b64` is base64-encoded UTF-8 bytes (xterm.js's `onData` emits
@@ -92,3 +90,13 @@ pub async fn load_workspace(app: AppHandle) -> Result<Option<String>, String> {
     let s = std::fs::read_to_string(&path).map_err(|e| format!("read: {e}"))?;
     Ok(Some(s))
 }
+
+#[tauri::command]
+pub async fn list_ssh_hosts(app: AppHandle) -> Result<Vec<SshHost>, String> {
+    hosts::load(&app).map_err(|e| e.to_string())
+}
+
+#[tauri::command]
+pub async fn save_ssh_hosts(app: AppHandle, hosts: Vec<SshHost>) -> Result<(), String> {
+    crate::hosts::save(&app, &hosts).map_err(|e| e.to_string())
+}