1 files changed, 56 insertions, 0 deletions
diff --git a/games/rstnode/rst-client/src/cli.rs b/games/rstnode/rst-client/src/cli.rs
index b8a93b237a7b..b13697adb29a 100644
--- a/games/rstnode/rst-client/src/cli.rs
+++ b/games/rstnode/rst-client/src/cli.rs
@@ -1 +1,57 @@
 //! Handle user CLI inputs
+
+use crate::{
+    constants::{NAME, VERSION},
+    settings::WindowMode,
+    GameSettings,
+};
+use clap::{App, Arg};
+use std::path::PathBuf;
+
+/// Run CLI parser and parse options into GameSettings structure
+pub fn parse(settings: &mut GameSettings) {
+    let app = App::new(NAME)
+        .version(VERSION)
+        .author("Bread Machine (Katharina Fey <kookie@spacekookie.de)")
+        .about("Main game client - consider running the game via the launcher instead")
+        .arg(
+            Arg::with_name("assets")
+                .required(true)
+                .takes_value(true)
+                .help("Specify the path to load assets from"),
+        )
+        .arg(
+            Arg::with_name("width")
+                .short("w")
+                .takes_value(true)
+                .help("Set the desired game window width"),
+        )
+        .arg(
+            Arg::with_name("height")
+                .short("h")
+                .takes_value(true)
+                .help("Set the desired game window height"),
+        )
+        .arg(
+            Arg::with_name("fullscreen")
+                .short("f")
+                .help("Specify if the game should run full screen"),
+        );
+
+    let matches = app.get_matches();
+    if let Some(assets) = matches.value_of("assets") {
+        settings.assets = Some(PathBuf::new().join(assets));
+    }
+
+    if let Some(width) = matches.value_of("width") {
+        settings.window.width = str::parse(width).unwrap();
+    }
+
+    if let Some(height) = matches.value_of("height") {
+        settings.window.height = str::parse(height).unwrap();
+    }
+
+    if matches.is_present("fullscreen") {
+        settings.window.window_mode = WindowMode::Fullscreen;
+    }
+}