package net.minecraft.client.gui.screens.inventory.tooltip;

import java.util.function.UnaryOperator;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.client.gui.GuiGraphicsExtractor;
import net.minecraft.client.renderer.RenderPipelines;
import net.minecraft.resources.Identifier;
import org.jspecify.annotations.Nullable;

@Environment(EnvType.CLIENT)
public class TooltipRenderUtil {
	private static final Identifier BACKGROUND_SPRITE = Identifier.withDefaultNamespace("tooltip/background");
	private static final Identifier FRAME_SPRITE = Identifier.withDefaultNamespace("tooltip/frame");
	public static final int MOUSE_OFFSET = 12;
	private static final int PADDING = 3;
	public static final int PADDING_LEFT = 3;
	public static final int PADDING_RIGHT = 3;
	public static final int PADDING_TOP = 3;
	public static final int PADDING_BOTTOM = 3;
	private static final int MARGIN = 9;

	public static void extractTooltipBackground(
		final GuiGraphicsExtractor graphics, final int x, final int y, final int w, final int h, @Nullable final Identifier style
	) {
		int x0 = x - 3 - 9;
		int y0 = y - 3 - 9;
		int paddedWidth = w + 3 + 3 + 18;
		int paddedHeight = h + 3 + 3 + 18;
		graphics.blitSprite(RenderPipelines.GUI_TEXTURED, getBackgroundSprite(style), x0, y0, paddedWidth, paddedHeight);
		graphics.blitSprite(RenderPipelines.GUI_TEXTURED, getFrameSprite(style), x0, y0, paddedWidth, paddedHeight);
	}

	private static Identifier getBackgroundSprite(@Nullable final Identifier style) {
		return style == null ? BACKGROUND_SPRITE : style.withPath((UnaryOperator<String>)(path -> "tooltip/" + path + "_background"));
	}

	private static Identifier getFrameSprite(@Nullable final Identifier style) {
		return style == null ? FRAME_SPRITE : style.withPath((UnaryOperator<String>)(path -> "tooltip/" + path + "_frame"));
	}
}