package net.minecraft.client.gui.screens.friends;

import net.minecraft.client.gui.Font;
import net.minecraft.client.gui.components.FocusableTextWidget;
import net.minecraft.client.gui.components.MultiLineTextWidget;
import net.minecraft.client.gui.components.tabs.Tab;
import net.minecraft.client.gui.layouts.FrameLayout;
import net.minecraft.client.gui.layouts.Layout;
import net.minecraft.client.gui.layouts.LayoutElement;
import net.minecraft.network.chat.Component;

public abstract class AbstractFriendsTab implements Tab {
	static final int SPACING = 8;
	static final int SCROLLBAR_SPACING = 2;
	static final int LIST_MARGIN = 8;
	protected final int width;
	protected int height;

	public AbstractFriendsTab(final int width, final int height) {
		this.width = width;
		this.height = height;
	}

	protected int getListContentWidth() {
		return this.width - 16;
	}

	abstract void rearrangeElements();

	protected abstract Layout entriesContainer();

	final void disable() {
		this.entriesContainer().visitWidgets(widget -> {
			if (widget instanceof AbstractFriendsEntryContainerWidget entry) {
				entry.disable();
			}
		});
	}

	void setHeight(final int height) {
		this.height = height;
		this.rearrangeElements();
	}

	FrameLayout createCenteredFrame(final LayoutElement child, final int frameWidth, final int frameHeight) {
		FrameLayout frameLayout = new FrameLayout(frameWidth, frameHeight);
		frameLayout.defaultChildLayoutSetting().alignHorizontallyCenter().alignVerticallyMiddle();
		frameLayout.addChild(child);
		return frameLayout;
	}

	FocusableTextWidget createText(final Component message, final Font font, final int maxWidth) {
		return FocusableTextWidget.builder(message, font).maxWidth(maxWidth).alwaysShowBorder(false).backgroundFill(FocusableTextWidget.BackgroundFill.NEVER).build();
	}

	MultiLineTextWidget createCenteredText(final Component message, final Font font, final int maxWidth) {
		return this.createText(message, font, maxWidth).setCentered(true);
	}
}