ghost-eye/src/components/menu.rs
2025-06-10 21:01:46 +03:00

144 lines
4.7 KiB
Rust

use color_eyre::Result;
use ratatui::{prelude::*, widgets::*};
use crossterm::event::{KeyEvent, KeyCode};
use super::Component;
use super::palette::StylePalette;
use crate::{config::Config, action::Action, app::Mode};
use super::generic::{Activatable, Helpable, Scrollable};
pub struct Menu {
list_state: ListState,
items: Vec<String>,
is_active: bool,
palette: StylePalette,
}
impl Default for Menu {
fn default() -> Self { Menu::new() }
}
impl Activatable for Menu {
fn is_active(&self) -> bool { self.is_active }
fn is_inactive(&self) -> bool { !self.is_active }
fn set_inactive(&mut self) { self.is_active = false; }
fn set_active(&mut self) { self.is_active = true; }
}
impl Helpable for Menu { }
impl Scrollable for Menu {
type IndexType = usize;
fn selected_index(&self) -> Option<Self::IndexType> {
self.list_state.selected()
}
fn items_length(&self) -> Self::IndexType {
self.items.len()
}
fn apply_next_row(&mut self, new_index: Self::IndexType) -> Result<Option<Action>> {
self.move_index(new_index)
}
fn apply_prev_row(&mut self, new_index: Self::IndexType) -> Result<Option<Action>> {
self.move_index(new_index)
}
}
impl Menu {
pub fn new() -> Self {
let mut new_list = Self {
list_state: ListState::default(),
items: vec![
String::from("Explorer"),
String::from("Wallet"),
String::from("Validator"),
String::from("Prices"),
String::from("Governance"),
String::from("Operations"),
],
palette: StylePalette::default(),
is_active: true,
};
new_list.list_state.select(Some(0));
new_list
}
fn move_index(&mut self, new_index: usize) -> Result<Option<Action>> {
self.list_state.select(Some(new_index));
match new_index {
0 => Ok(Some(Action::SetMode(Mode::Explorer))),
1 => Ok(Some(Action::SetMode(Mode::Wallet))),
2 => Ok(Some(Action::SetMode(Mode::Validator))),
_ => Ok(Some(Action::SetMode(Mode::Empty))),
}
}
}
impl Component for Menu {
fn update(&mut self, action: Action) -> Result<Option<Action>> {
match action {
Action::SetActiveScreen(Mode::Menu) => self.set_active(),
_ => {}
}
Ok(None)
}
fn register_config_handler(&mut self, config: Config) -> Result<()> {
if let Some(style) = config.styles.get(&crate::app::Mode::Menu) {
self.palette.with_normal_style(style.get("normal_style").copied());
self.palette.with_hover_style(style.get("hover_style").copied());
self.palette.with_normal_border_style(style.get("normal_border_style").copied());
self.palette.with_hover_border_style(style.get("hover_border_style").copied());
self.palette.with_highlight_style(style.get("highlight_style").copied());
}
Ok(())
}
fn handle_key_event(&mut self, key: KeyEvent) -> Result<Option<Action>> {
match key.code {
KeyCode::Up | KeyCode::Char('k') if self.is_active() => self.prev_row(),
KeyCode::Down | KeyCode::Char('j') if self.is_active() => self.next_row(),
KeyCode::Enter | KeyCode::Char('l') | KeyCode::Right if self.is_active() => {
self.set_inactive();
match self.list_state.selected() {
Some(0) => Ok(Some(Action::SetActiveScreen(Mode::Explorer))),
Some(1) => Ok(Some(Action::SetActiveScreen(Mode::Wallet))),
Some(2) => Ok(Some(Action::SetActiveScreen(Mode::Validator))),
_ => Ok(Some(Action::SetActiveScreen(Mode::Empty))),
}
},
KeyCode::Char('?') if self.is_active() => self.open_help_popup(),
_ => Ok(None),
}
}
fn draw(&mut self, frame: &mut Frame, area: Rect) -> Result<()> {
let [menu, _] = super::menu_layout(area);
let (color, border_type) = self.palette.create_border_style(self.is_active());
let block = Block::bordered()
.border_style(color)
.border_type(border_type);
let list = List::default()
.items(self.items
.iter()
.map(|item| ListItem::new(
Line::raw(item.as_str()).alignment(Alignment::Center)
))
.collect::<Vec<_>>()
)
.block(block)
.style(self.palette.create_basic_style(false))
.highlight_style(self.palette.create_highlight_style());
frame.render_stateful_widget(list, menu, &mut self.list_state);
Ok(())
}
}