package com.mojang.blaze3d.audio;

import java.util.List;
import java.util.Objects;
import org.jspecify.annotations.Nullable;
import org.lwjgl.openal.ALC10;
import org.lwjgl.openal.ALUtil;

public record DeviceList(@Nullable String defaultDevice, List<String> allDevices) {
	public static final DeviceList EMPTY = new DeviceList(null, List.of());

	public static DeviceList query() {
		if (!ALC10.alcIsExtensionPresent(0L, "ALC_ENUMERATE_ALL_EXT")) {
			return EMPTY;
		} else {
			List<String> allDevices = (List<String>)Objects.requireNonNullElse(ALUtil.getStringList(0L, 4115), List.of());
			String defaultDevice = ALC10.alcGetString(0L, 4114);
			return new DeviceList(defaultDevice, allDevices);
		}
	}
}