package org.saturnclient.ui.elements;

import org.saturnclient.common.ref.asset.IdentifierRef;
import org.saturnclient.config.Theme;
import org.saturnclient.ui.Element;
import org.saturnclient.ui.ElementContext;
import org.saturnclient.ui.RenderScope;

/**
 * A square {@link Button} showing an icon, which turns the accent color on
 * hover.
 */
public class IconButton extends Element {
    private static final float ICON_RATIO = 0.48f;

    private final IdentifierRef icon;
    private final Runnable onClick;

    public IconButton(IdentifierRef icon, Runnable onClick) {
        this.icon = icon;
        this.onClick = onClick;
        this.width = Button.HEIGHT;
        this.height = Button.HEIGHT;
    }

    @Override
    public void render(RenderScope renderScope, ElementContext ctx) {
        boolean hovered = ctx.isHovering();
        Button.drawSurface(renderScope, width, height, hovered);

        int size = (int) (Math.min(width, height) * ICON_RATIO);
        renderScope.drawTexture(icon, (width - size) / 2, (height - size) / 2, 0, 0, size, size,
                hovered ? Theme.ACCENT.value : Theme.PRIMARY_FG.value);
    }

    @Override
    public void click(int mouseX, int mouseY) {
        onClick.run();
    }
}