#pragma once
#include <pu/Plutonium>
#include <Theme.hpp>
#include <vector>
#include <string>

namespace ui {

    struct Hint {
        std::string glyph;
        std::string label;
    };

    class HintBar {
    private:
        pu::ui::Layout* parent;
        pu::ui::elm::Rectangle::Ref bg;
        pu::ui::elm::Rectangle::Ref divider;
        std::vector<pu::ui::elm::TextBlock::Ref> labels;

    public:
        HintBar(pu::ui::Layout* p) : parent(p) {
            using namespace theme;
            bg = pu::ui::elm::Rectangle::New(
                0, layout::ScreenH - layout::HintH,
                layout::ScreenW, layout::HintH, color::BgSurface);
            divider = pu::ui::elm::Rectangle::New(
                0, layout::ScreenH - layout::HintH,
                layout::ScreenW, 1, color::Divider);
            parent->Add(bg);
            parent->Add(divider);
        }

        void SetHints(const std::vector<Hint>& hints) {
            using namespace theme;
            for (auto& l : labels) l->SetVisible(false);
            labels.clear();

            int x = layout::ScreenW - space::lg;
            int y = layout::ScreenH - layout::HintH + 18;
            for (auto it = hints.rbegin(); it != hints.rend(); ++it) {
                std::string text = it->glyph + "  " + it->label;
                auto tb = pu::ui::elm::TextBlock::New(0, y, text);
                tb->SetFont(type::font(type::Label));
                tb->SetColor(color::TextSecondary);
                int w = tb->GetWidth();
                x -= w;
                tb->SetX(x);
                x -= space::xl;
                parent->Add(tb);
                labels.push_back(tb);
            }
        }
    };
}