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

pub fn render(
    frame: &mut Frame,
    area: ratatui::layout::Rect,
    block: Block<'static>,
    state: &crate::app::state::rest::AppStateRest,
) {
    let block = block
        .title(Span::styled(
            " Editor ",
            Style::default()
                .fg(Theme::PRIMARY)
                .add_modifier(Modifier::BOLD),
        ))
        .border_style(Style::default().fg(Theme::PRIMARY));
    let lines = vec![
        Line::from(Span::styled(
            "  Editor Mode — Ctrl+S save, Esc dismiss",
            Style::default()
                .fg(Theme::TEXT_MUTED)
                .add_modifier(Modifier::ITALIC),
        )),
        Line::from(Span::raw("")),
        Line::from(Span::styled(
            "  Buffer:",
            Style::default().fg(Theme::TEXT_DIM),
        )),
        Line::from(Span::styled(
            format!("  {}", state.input.buffer),
            Style::default().fg(Theme::TEXT),
        )),
        Line::from(Span::raw("")),
        Line::from(Span::styled(
            format!(
                "  Cursor: pos {} / {}",
                state.input.cursor,
                state.input.buffer.len()
            ),
            Style::default().fg(Theme::TEXT_DIM),
        )),
    ];
    let paragraph = Paragraph::new(lines).block(block);
    frame.render_widget(paragraph, area);
}