zesdex/crates/zesdex-backend/src/view/overlays/help.rs

//! Overlay: keyboard shortcut reference — renders the static `HELP_TEXT`
//! constant from `crate::prompts`.
//!
//! Flow: wraps the pre-defined help string in an info-coloured overlay block
//! with word-wrap enabled.

use ratatui::style::Style;
use ratatui::widgets::{Block, Paragraph, Wrap};
use ratatui::Frame;
use crate::view::theme::Theme;
use tracing;

/// Render the Help overlay — displays the full keyboard shortcut reference.
pub fn render(
    frame: &mut Frame,
    area: ratatui::layout::Rect,
    block: Block<'static>,
    _state: &crate::app::state::rest::AppStateRest,
) {
    tracing::debug!("overlay: Help");
    let block = super::overlay_block(block, "Help", Theme::INFO);
    let content = crate::prompts::HELP_TEXT;
    let paragraph = Paragraph::new(content)
        .block(block)
        .style(Style::default().bg(Theme::BG))
        .wrap(Wrap { trim: false });
    frame.render_widget(paragraph, area);
}