feat: add support for launch arguments (#40)

Reviewed-on: #40

desktop/Cargo.toml

@@ -48,3 +48,4 @@ reqwest_client.workspace = true
 
 log.workspace = true
 tracing-subscriber.workspace = true
+nostr-sdk.workspace = true

desktop/src/main.rs

@@ -7,6 +7,7 @@ use gpui::{
     actions, point, px, size,
 };
 use gpui_platform::application;
+use nostr_sdk::prelude::SecretKey;
 use state::{APP_ID, CLIENT_NAME};
 use ui::Root;
 
@@ -16,6 +17,14 @@ fn main() {
     // Initialize logging
     tracing_subscriber::fmt::init();
 
+    // Parse CLI arguments for --sec <nsec1>
+    let cli_key = parse_cli_key();
+    if let Err(ref e) = cli_key {
+        eprintln!("Failed to parse --sec argument: {e}");
+        std::process::exit(1);
+    }
+    let cli_key = cli_key.unwrap();
+
     // Run application
     application()
         .with_assets(Assets)
@@ -75,7 +84,7 @@ fn main() {
                 settings::init(window, cx);
 
                 // Initialize the nostr client
-                state::init(window, cx);
+                state::init(window, cx, cli_key);
 
                 // Initialize person registry
                 person::init(window, cx);
@@ -125,6 +134,25 @@ fn load_embedded_fonts(cx: &App) {
         .unwrap();
 }
 
+fn parse_cli_key() -> Result<Option<SecretKey>, String> {
+    let args: Vec<String> = std::env::args().collect();
+    let mut i = 0;
+    while i < args.len() {
+        if args[i] == "--sec" {
+            if i + 1 < args.len() {
+                let nsec = &args[i + 1];
+                return SecretKey::parse(nsec)
+                    .map(Some)
+                    .map_err(|e| format!("Invalid nsec key '{nsec}': {e}"));
+            } else {
+                return Err("--sec requires a value (nsec1...)".to_string());
+            }
+        }
+        i += 1;
+    }
+    Ok(None)
+}
+
 fn quit(_ev: &Quit, cx: &mut App) {
     log::info!("Gracefully quitting the application . . .");
     cx.quit();