use crate::egui::text::LayoutJob;
use crate::egui::Ui;
use crate::slide::Slide;
use eframe::egui::style::Margin;
use eframe::egui::{FontFamily, FontId, Frame, Sense, Shape, Stroke, TextFormat};
use eframe::epaint::TextShape;

#[derive(Default)]
pub struct Conclusion {}

impl Slide for Conclusion {
    fn show(&mut self, ui: &mut Ui) {
        ui.style_mut().debug.debug_on_hover = true;
        ui.style_mut().debug.show_expand_height = true;
        ui.style_mut().debug.show_resize = true;
        ui.style_mut().debug.show_expand_width = true;
        Frame::none().margin(Margin::same(20.0)).show(ui, |ui| {
            ui.heading("Conclusion");
            ui.add_space(8.0);

            let font_size = 30.0;
            let color = ui.style().visuals.widgets.noninteractive.fg_stroke.color;
            let mut job = LayoutJob::default();
            job.append(
                "In the spirit of generative art, ",
                0.0,
                TextFormat {
                    font_id: FontId::new(font_size, FontFamily::Proportional),
                    color,
                    ..Default::default()
                },
            );
            job.append(
                "this entire cartoon was rendered by code",
                0.0,
                TextFormat {
                    font_id: FontId::new(font_size, FontFamily::Monospace),
                    color,
                    underline: Stroke::new(1.5, color),
                    ..Default::default()
                },
            );
            job.append(
                "!",
                0.0,
                TextFormat {
                    font_id: FontId::new(font_size, FontFamily::Proportional),
                    color,
                    ..Default::default()
                },
            );
            let galley = ui.fonts().layout_job(job);
            let (rect, _) = ui.allocate_exact_size(galley.size(), Sense::hover());
            ui.painter()
                .add(Shape::Text(TextShape::new(rect.left_top(), galley)));
        });
    }
}