Basic editing

src/main.rs

@@ -13,6 +13,7 @@ struct Nuudel {
 	cursorx: u16,
 	cursory: u16,
 	buffer: Buffer,
+	filename: String,
 }
 
 #[derive(Default)]
@@ -31,7 +32,13 @@ fn main() -> Result<()> {
 	// Basic stuff
 	let mut nuudel = Nuudel::default();
 	Nuudel::init_terminal()?;
-	nuudel.open_file("Cargo.toml")?;
+
+	// Handle args
+	let args: Vec<String> = std::env::args().collect();
+	if let Some(arg) = args.get(1) {
+		nuudel.open_file(arg)?;
+	}
+
 	nuudel.run(&mut stdout())?;
 	Nuudel::restore_terminal()?;
 
@@ -68,12 +75,9 @@ impl Nuudel {
 	fn handle_events(&mut self) -> Result<()> {
 		match read()? {
 			Event::Key(event) => match event.code {
-				KeyCode::Char('q') => {
+				KeyCode::Esc => {
 					self.quit();
 				},
-				KeyCode::Char('a') => {
-					print!("█");
-				},
 				KeyCode::Left => {
 					if self.cursorx > 0 {
 						self.cursorx -= 1;
@@ -94,6 +98,11 @@ impl Nuudel {
 					self.cursory += 1;
 					self.cursory = self.cursory.clamp(0, terminal::size()?.1-1);
 				},
+				KeyCode::Char(_) => {
+					self.buffer.lines[usize::try_from(self.cursory).unwrap()].insert(self.cursorx.into(), 'A');
+					self.cursorx += 1;
+
+				},
 				_ => {}
 			},
 			_ => {}
@@ -120,7 +129,7 @@ impl Nuudel {
 			stdout.execute(cursor::MoveToNextLine(1))?;
 			y += 1;
 		}
-		print!("Press Q to quit");
+		print!("Press ESC to quit");
 
 		//stdout.execute(terminal::EndSynchronizedUpdate)?;
 		stdout.execute(cursor::MoveTo(self.cursorx, self.cursory))?;
@@ -136,6 +145,7 @@ impl Nuudel {
 			.lines()
 			.map(String::from)
 			.collect();
+		self.filename = filename.to_string();
 	Ok(())
 	}
 }