Add default shortcuts + add flags for super key

src/app.rs

@@ -22,22 +22,43 @@ impl App {
     pub fn new(tick_rate: Duration) -> Result<Self> {
         let tui = tui::init()?;
 
-        let key_commands = vec![KeyCommand {
-            key_code: "q".to_string(),
-            description: "Quit molehole".to_string(),
-            action: Some(AppAction::Quit),
-        }];
+        let key_commands = vec![
+            KeyCommand {
+                key_code: "q".to_string(),
+                description: "Quit molehole".to_string(),
+                action: Some(AppAction::Quit),
+            },
+            KeyCommand {
+                key_code: "g".to_string(),
+                description: "Scroll to top".to_string(),
+                action: None,
+            },
+            KeyCommand {
+                key_code: "G".to_string(),
+                description: "Scroll to bottom".to_string(),
+                action: None,
+            },
+            KeyCommand {
+                key_code: "k".to_string(),
+                description: "Scroll up one line".to_string(),
+                action: None,
+            },
+            KeyCommand {
+                key_code: "j".to_string(),
+                description: "Scroll down one line".to_string(),
+                action: None,
+            },
+        ];
 
         let global_keys = components::global_keys::GlobalKeys {
             key_commands: key_commands.clone(),
             ..Default::default()
         };
-        let hello_world = components::hello_world::HelloWorld::default();
 
         Ok(Self {
             tui,
             tick_rate,
-            components: vec![Box::new(hello_world), Box::new(global_keys)],
+            components: vec![Box::new(global_keys)],
             key_commands,
 
             should_quit: false,

src/components/global_keys.rs

@@ -24,11 +24,11 @@ pub struct GlobalKeys {
 
 impl Component for GlobalKeys {
     fn init(&mut self) -> eyre::Result<()> {
-        self.key_commands.push(KeyCommand {
+        self.key_commands.append(&mut vec![KeyCommand {
             key_code: "?".to_string(),
             description: "Toggle help menu".to_string(),
             action: None,
-        });
+        }]);
 
         self.scroll_state =
             ScrollbarState::new(self.key_commands.len()).position(self.scroll);
@@ -45,26 +45,32 @@ impl Component for GlobalKeys {
             let eat_input = match key_event.as_str() {
                 "?" => {
                     self.should_show = !self.should_show;
+                    self.scroll = 0;
                     true
                 }
-                "down" => {
+                "g" => {
+                    self.scroll = 0;
+                    true
+                }
+                "G" => {
+                    self.scroll = self.key_commands.len() - 1;
+                    true
+                }
+                "down" | "j" => {
                     if self.scroll < self.key_commands.len() - 1 {
                         self.scroll += 1;
-                        self.scroll_state =
-                            self.scroll_state.position(self.scroll);
                     }
                     true
                 }
-                "up" => {
+                "up" | "k" => {
                     if self.scroll > 0 {
                         self.scroll -= 1;
-                        self.scroll_state =
-                            self.scroll_state.position(self.scroll);
                     }
                     true
                 }
                 _ => false,
             };
+            self.scroll_state = self.scroll_state.position(self.scroll);
             if eat_input && self.should_show {
                 return Ok(None);
             }
@@ -119,7 +125,7 @@ impl Component for GlobalKeys {
             .block(block)
             .wrap(Wrap { trim: true })
             .scroll((u16::try_from(self.scroll)?, 0))
-            .style(Style::default().bg(Color::DarkGray).fg(Color::LightYellow));
+            .style(Style::default().bg(Color::DarkGray).fg(Color::White));
 
         if self.should_show {
             frame.render_widget(Clear, center);

src/components/hello_world.rs

@@ -1,25 +0,0 @@
-use ratatui::prelude::{Frame, Rect};
-use ratatui::widgets::{Paragraph, Wrap};
-
-use crate::component::Component;
-
-#[derive(Default, Clone)]
-pub struct HelloWorld {
-    pub text: String,
-}
-
-impl Component for HelloWorld {
-    fn init(&mut self) -> eyre::Result<()> {
-        self.text = "Hello, world!".to_string();
-        Ok(())
-    }
-
-    fn render(&mut self, frame: &mut Frame, rect: Rect) -> eyre::Result<()> {
-        frame.render_widget(
-            Paragraph::new(self.text.clone()).wrap(Wrap { trim: true }),
-            rect,
-        );
-
-        Ok(())
-    }
-}

src/components/mod.rs

@@ -1,2 +1 @@
-pub mod hello_world;
 pub mod global_keys;

src/keys/key_commands.rs

@@ -47,7 +47,7 @@ pub fn serialize_key_event(event: KeyEvent) -> String {
         KeyCode::Esc => "esc",
         _ => "",
     };
-    let separator = if modifiers.is_empty() { "-" } else { "" };
+    let separator = if modifiers.is_empty() { "" } else { "-" };
     let serialized_event =
         format!("{}{}{}", modifiers.join("-"), separator, key);
 

src/tui.rs

@@ -1,8 +1,12 @@
+use crossterm::event::{
+    Event, KeyboardEnhancementFlags, PopKeyboardEnhancementFlags,
+    PushKeyboardEnhancementFlags,
+};
 use crossterm::terminal::{
     disable_raw_mode, enable_raw_mode, EnterAlternateScreen,
     LeaveAlternateScreen,
 };
-use crossterm::{event, event::Event, execute};
+use crossterm::{event, execute};
 use ratatui::prelude::{CrosstermBackend, Terminal};
 use std::io;
 use std::io::{stdout, Stdout};
@@ -11,6 +15,12 @@ pub type Tui = Terminal<CrosstermBackend<Stdout>>;
 
 pub fn init() -> io::Result<Tui> {
     execute!(stdout(), EnterAlternateScreen)?;
+    execute!(
+        stdout(),
+        PushKeyboardEnhancementFlags(
+            KeyboardEnhancementFlags::DISAMBIGUATE_ESCAPE_CODES,
+        )
+    )?;
     enable_raw_mode()?;
 
     Terminal::new(CrosstermBackend::new(stdout()))
@@ -18,6 +28,7 @@ pub fn init() -> io::Result<Tui> {
 
 pub fn restore() -> io::Result<()> {
     execute!(stdout(), LeaveAlternateScreen)?;
+    execute!(stdout(), PopKeyboardEnhancementFlags)?;
     disable_raw_mode()?;
 
     Ok(())