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

//! Overlay: confirm-before-clear dialog for the chat transcript.
//!
//! Flow: shows a warning-coloured confirmation prompt; user presses Enter to
//! confirm or Esc to cancel (handled by the input controller, not this renderer).

use ratatui::style::{Modifier, Style};
use ratatui::text::{Line, Span};
use ratatui::widgets::{Block, Paragraph};
use ratatui::Frame;
use crate::view::theme::Theme;
use tracing;

/// Render the Clear Transcript confirmation dialog.
///
/// This overlay has no interactive state of its own — it just renders the
/// prompt and instructions; the caller (`controller/input.rs`) interprets
/// Enter/Esc and applies the action.
pub fn render(
    frame: &mut Frame,
    area: ratatui::layout::Rect,
    block: Block<'static>,
    _state: &crate::app::state::rest::AppStateRest,
) {
    tracing::debug!("overlay: Clear Confirm");
    let block = block
        .title(Span::styled(
            " Clear Transcript ",
            Style::default()
                .fg(Theme::WARNING)
                .add_modifier(Modifier::BOLD),
        ))
        .border_style(Style::default().fg(Theme::WARNING));
    let lines = vec![
        Line::from(Span::styled(
            "  Clear all messages from the transcript?",
            Style::default().fg(Theme::TEXT),
        )),
        Line::from(Span::raw("")),
        Line::from(Span::styled(
            "  Enter to confirm · Esc to cancel",
            Style::default().fg(Theme::TEXT_DIM),
        )),
    ];
    let paragraph = Paragraph::new(lines).block(block);
    frame.render_widget(paragraph, area);
}