Drop crossterm delete App add CLI defaults

Remove the crossterm dependency and its input handling, delete the
now‑unused
App module, and provide default values for all command‑line options.

Cargo.lock

@@ -1521,7 +1521,6 @@ name = "war_in_tunnels"
 version = "0.1.0"
 dependencies = [
  "clap",
- "crossterm",
  "ratatui",
 ]
 

Cargo.toml

@@ -5,5 +5,4 @@ edition = "2024"
 
 [dependencies]
 clap = { version = "4.5.53", features = ["derive"] }
-crossterm = "0.29.0"
 ratatui = "0.30.0"

src/app/app.rs

@@ -1,5 +1,7 @@
-use crossterm::event::{self, KeyCode, KeyEvent, KeyEventKind};
+use ratatui::{
-use ratatui::{DefaultTerminal, Frame, buffer::Buffer, layout::Rect, widgets::Widget};
+    DefaultTerminal, Frame,
+    crossterm::event::{self, KeyCode, KeyEvent, KeyEventKind},
+};
 use std::{
     io::Result,
     sync::mpsc::{self, Receiver},
@@ -7,16 +9,17 @@ use std::{
 
 pub struct App {
     pub exit: bool,
-    // pub username: String,
+    pub default_window: String,
-    // pub game_mode: String,
+    pub username: String,
-    // pub map_width: u8,
+    pub game_mode: String,
-    // pub map_height: u8,
+    pub map_width: u8,
-    // pub perk_deck: String,
+    pub map_height: u8,
-    // pub starting_wood: u8,
+    pub perk_deck: String,
-    // pub starting_iron: u8,
+    pub starting_wood: u8,
-    // pub supply_limit: u8,
+    pub starting_iron: u8,
-    // pub xp_modifier: f32,
+    pub supply_limit: u8,
-    // pub skill_points_limit: u16,
+    pub xp_modifier: f32,
+    pub skill_points_limit: u16,
 }
 
 pub enum Event {
@@ -53,14 +56,6 @@ impl App {
     }
 }
 
-impl Widget for &App {
-    fn render(self, area: Rect, buf: &mut Buffer)
-    where
-        Self: Sized,
-    {
-    }
-}
-
 pub fn handle_input_events(tx: mpsc::Sender<Event>) {
     loop {
         match event::read() {

src/app/mod.rs

@@ -0,0 +1,5 @@
+pub mod app;
+pub mod widget;
+pub mod widgets;
+
+pub use app::{App, Event, handle_input_events};

src/app/widget.rs

@@ -0,0 +1,14 @@
+use ratatui::{buffer::Buffer, layout::Rect, widgets::Widget};
+
+use crate::app::{App, widgets::main_menu_widget};
+
+impl Widget for &App {
+    fn render(self, area: Rect, buf: &mut Buffer)
+    where
+        Self: Sized,
+    {
+        if self.default_window == "main_menu" {
+            main_menu_widget(area, buf);
+        }
+    }
+}

src/app/widgets/main_menu.rs

@@ -0,0 +1,47 @@
+use ratatui::{
+    buffer::Buffer,
+    layout::{Alignment, Constraint, Layout, Rect},
+    style::{Color, Stylize},
+    text::Line,
+    widgets::{Block, Borders, Paragraph, Widget},
+};
+
+pub fn main_menu_widget(area: Rect, buf: &mut Buffer) {
+    let vertical_layout: Layout =
+        Layout::vertical([Constraint::Percentage(90), Constraint::Percentage(10)]);
+
+    let [main_menu_area, keybindings_area] = vertical_layout.areas(area);
+
+    let title_text: String = vec![
+        r" __    __             _         _____                        _     ",
+        r"/ / /\ \ \__ _ _ __  (_)_ __   /__   \_   _ _ __  _ __   ___| |___",
+        r"\ \/  \/ / _` | '__| | | '_ \    / /\/ | | | '_ \| '_ \ / _ \ / __|",
+        r" \  /\  / (_| | |    | | | | |  / /  | |_| | | | | | | |  __/ \__ \",
+        r"  \/  \/ \__,_|_|    |_|_| |_|  \/    \__,_|_| |_|_| |_|\___|_|___/",
+    ]
+    .join("\n");
+
+    let title: Paragraph<'_> = Paragraph::new(title_text)
+        .alignment(Alignment::Center)
+        .style(Color::Yellow)
+        .block(
+            Block::default()
+                .borders(Borders::LEFT | Borders::RIGHT | Borders::TOP)
+                .style(Color::Gray),
+        );
+
+    title.render(main_menu_area, buf);
+
+    let keybindings_text: Vec<Line<'_>> =
+        vec![Line::from_iter(["q".bold().red(), "\t - Quit".into()])];
+
+    let keybindings: Paragraph<'_> = Paragraph::new(keybindings_text)
+        .alignment(Alignment::Left)
+        .block(
+            Block::default()
+                .borders(Borders::ALL)
+                .title("[ Keybinding ]"),
+        );
+
+    keybindings.render(keybindings_area, buf);
+}

src/app/widgets/mod.rs

@@ -0,0 +1,3 @@
+pub mod main_menu;
+
+pub use main_menu::main_menu_widget;

src/cli.rs

@@ -3,37 +3,91 @@ use clap::Parser;
 #[derive(Parser, Debug)]
 #[command(version, about = "War in Tunnels", long_about = "War in Tunnels")]
 pub struct Cli {
-    #[arg(long, help = "Username", value_name = "String")]
+    #[arg(
+        long,
+        help = "Default window",
+        value_name = "main_menu | skirmish | skills_config | perk_decks | settings",
+        default_value = "main_menu"
+    )]
+    pub default_window: String,
+
+    #[arg(
+        long,
+        help = "Username",
+        value_name = "String",
+        default_value = "Player"
+    )]
     pub username: String,
 
-    #[arg(long, help = "Game mode", value_name = "LastManStanding or FrontLines")]
+    #[arg(
+        long,
+        help = "Game mode",
+        value_name = "LastManStanding or FrontLines",
+        default_value = "LastManStanding"
+    )]
     pub game_mode: String,
 
-    #[arg(long, help = "Map width", value_name = "Positive integer [20; 100]")]
+    #[arg(
+        long,
+        help = "Map width",
+        value_name = "Positive integer [20; 100]",
+        default_value = "50"
+    )]
     pub map_width: u8,
 
-    #[arg(long, help = "Map height", value_name = "Positive integer [11; 50]")]
+    #[arg(
+        long,
+        help = "Map height",
+        value_name = "Positive integer [11; 50]",
+        default_value = "25"
+    )]
     pub map_height: u8,
 
-    #[arg(long, help = "Perk Deck", value_name = "String (check Perk Deck tab)")]
+    #[arg(
+        long,
+        help = "Perk Deck",
+        value_name = "String (check Perk Deck tab)",
+        default_value = "Silesian"
+    )]
     pub perk_deck: String,
 
-    #[arg(long, help = "Starting wood", value_name = "Positive integer")]
+    #[arg(
+        long,
+        help = "Starting wood",
+        value_name = "Positive integer",
+        default_value = "50"
+    )]
     pub starting_wood: u8,
 
-    #[arg(long, help = "Starting iron", value_name = "Positive integer")]
+    #[arg(
+        long,
+        help = "Starting iron",
+        value_name = "Positive integer",
+        default_value = "25"
+    )]
     pub starting_iron: u8,
 
-    #[arg(long, help = "Supply limit", value_name = "Positive integer")]
+    #[arg(
+        long,
+        help = "Supply limit",
+        value_name = "Positive integer",
+        default_value = "99"
+    )]
     pub supply_limit: u8,
 
-    #[arg(long, help = "XP modifier", value_name = "Float [0.5; 2.0]")]
+    #[arg(
+        long,
+        help = "XP modifier",
+        value_name = "Float [0.5; 2.0]",
+        default_value = "1.0"
+    )]
     pub xp_modifier: f32,
 
     #[arg(
         long,
         help = "Skill points limit",
-        value_name = "Positive integer [120; 690]"
+        value_name = "Positive integer [120; 690]",
+        default_value = "120"
     )]
     pub skill_points_limit: u16,
 }

src/main.rs

@@ -12,7 +12,20 @@ use war_in_tunnels::{
 fn main() -> Result<()> {
     let args: Cli = get_args();
     let mut terminal: Terminal<CrosstermBackend<Stdout>> = ratatui::init();
-    let mut app: App = App { exit: false };
+    let mut app: App = App {
+        exit: false,
+        default_window: args.default_window,
+        username: args.username,
+        game_mode: args.game_mode,
+        map_width: args.map_width,
+        map_height: args.map_height,
+        perk_deck: args.perk_deck,
+        starting_wood: args.starting_wood,
+        starting_iron: args.starting_iron,
+        supply_limit: args.supply_limit,
+        xp_modifier: args.xp_modifier,
+        skill_points_limit: args.skill_points_limit,
+    };
 
     let (event_tx, event_rx) = mpsc::channel::<Event>();
 
@@ -23,5 +36,6 @@ fn main() -> Result<()> {
 
     let app_result: Result<()> = app.run(&mut terminal, event_rx);
     ratatui::restore();
+
     app_result
 }