use super::Panel;
use ratatui::{
buffer::Buffer,
layout::Rect,
style::{Modifier, Style},
text::{Line, Span, Text},
widgets::Widget,
};
pub struct HelpWidget;
impl Widget for HelpWidget {
fn render(self, area: Rect, buf: &mut Buffer) {
let help_text = Text::from(vec![
Line::from(vec![Span::styled(
"Controls",
Style::default().add_modifier(Modifier::BOLD),
)]),
Line::from(""),
Line::from("General"),
Line::from(" q Quit UI"),
Line::from(" ? / H Toggle this help"),
Line::from(" p Pause / Resume engine"),
Line::from(" n Step one epoch (stays paused)"),
Line::from(""),
Line::from("Navigation"),
Line::from(" j / Down Move selection down"),
Line::from(" k / Up Move selection up"),
Line::from(" h / Left Previous metrics tab"),
Line::from(" l / Right Next metrics tab"),
Line::from(""),
Line::from("Charts / Objective pairs"),
Line::from(" [ / ] Prev / next objective-pair page"),
Line::from(" + / - Expand / shrink objective pairs"),
Line::from(" c Toggle mini chart"),
Line::from(" m Toggle mini chart mean"),
Line::from(""),
Line::from("Filters"),
Line::from(" f Toggle tag filters panel"),
Line::from(" Enter Toggle tag selection"),
Line::from(" Esc Clear tag filters"),
Line::from(" 0-9 Select filter by index"),
Line::from(""),
Line::from(vec![Span::styled(
"Press Esc to close",
Style::default().add_modifier(Modifier::DIM),
)]),
]);
Panel::new(help_text).titled(" Help ").render(area, buf);
}
}