Config.java

package mezz.jei.config;

import javax.annotation.Nonnull;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;

import net.minecraft.item.ItemStack;
import net.minecraft.util.StatCollector;

import net.minecraftforge.common.config.Configuration;
import net.minecraftforge.common.config.Property;
import net.minecraftforge.fml.common.event.FMLPreInitializationEvent;

import mezz.jei.util.StackUtil;

public class Config {
	public static Configuration configFile;

	public static final String categoryMode = Configuration.CATEGORY_GENERAL + ".mode";
	public static final String categoryInterface = Configuration.CATEGORY_GENERAL + ".interface";
	public static final String categoryAdvanced = Configuration.CATEGORY_GENERAL + ".zz_advanced";

	public static boolean cheatItemsEnabled = false;
	public static boolean editModeEnabled = false;
	public static boolean tooltipModNameEnabled = true;
	public static Set<String> nbtKeyBlacklist = new HashSet<>();
	public static Set<String> itemBlacklist = new HashSet<>();

	static {
		// set defaults
		nbtKeyBlacklist.addAll(Arrays.asList(
				"BlockEntityTag",
				"CanPlaceOn"
		));
	}

	public static void preInit(@Nonnull FMLPreInitializationEvent event) {
		configFile = new Configuration(event.getSuggestedConfigurationFile());

		syncConfig();
	}

	public static void syncConfig() {
		configFile.moveProperty(Configuration.CATEGORY_GENERAL, "config.jei.cheatItemsEnabled", categoryMode);
		configFile.renameProperty(categoryMode, "config.jei.cheatItemsEnabled", "cheatItemsEnabled");

		configFile.moveProperty(Configuration.CATEGORY_GENERAL, "config.jei.tooltipModName", categoryInterface);
		configFile.renameProperty(categoryMode, "config.jei.tooltipModName", "tooltipModName");

		configFile.moveProperty(Configuration.CATEGORY_GENERAL, "config.jei.nbtKeyBlacklist", categoryAdvanced);
		configFile.renameProperty(categoryAdvanced, "config.jei.nbtKeyBlacklist", "nbtKeyBlacklist");


		String cheatItemsEnabledDescription = StatCollector.translateToLocal("config.jei.cheatItemsEnabled.description");
		cheatItemsEnabled = configFile.getBoolean("cheatItemsEnabled", categoryMode, cheatItemsEnabled, cheatItemsEnabledDescription, "config.jei.cheatItemsEnabled");

		String editModeEnabledDescription = StatCollector.translateToLocal("config.jei.editEnabled.description");
		editModeEnabled = configFile.getBoolean("editEnabled", categoryMode, editModeEnabled, editModeEnabledDescription, "config.jei.editEnabled");

		String tooltipModNameEnabledDescription = StatCollector.translateToLocal("config.jei.tooltipModName.description");
		tooltipModNameEnabled = configFile.getBoolean("tooltipModName", categoryInterface, tooltipModNameEnabled, tooltipModNameEnabledDescription, "config.jei.tooltipModName");

		String[] defaultNbtKeyBlacklist = nbtKeyBlacklist.toArray(new String[nbtKeyBlacklist.size()]);
		String nbtKeyBlacklistDescription = StatCollector.translateToLocal("config.jei.nbtKeyBlacklist.description");
		String[] nbtKeyBlacklistArray = configFile.getStringList("nbtKeyBlacklist", categoryAdvanced, defaultNbtKeyBlacklist, nbtKeyBlacklistDescription, null, "config.jei.nbtKeyBlacklist");
		nbtKeyBlacklist.clear();
		Collections.addAll(nbtKeyBlacklist, nbtKeyBlacklistArray);

		String[] defaultItemBlacklist = itemBlacklist.toArray(new String[itemBlacklist.size()]);
		String itemBlacklistDescription = StatCollector.translateToLocal("config.jei.itemBlacklist.description");
		String[] itemBlacklistArray = configFile.getStringList("itemBlacklist", categoryAdvanced, defaultItemBlacklist, itemBlacklistDescription, null, "config.jei.itemBlacklist");
		itemBlacklist.clear();
		Collections.addAll(itemBlacklist, itemBlacklistArray);

		if (configFile.hasChanged()) {
			configFile.save();
		}
	}

	private static void updateBlacklist() {
		String[] currentBlacklist = itemBlacklist.toArray(new String[itemBlacklist.size()]);
		Property property = configFile.get(categoryAdvanced, "itemBlacklist", currentBlacklist);
		property.set(currentBlacklist);

		if (configFile.hasChanged()) {
			configFile.save();
		}
	}

	public static void addItemToConfigBlacklist(ItemStack itemStack, boolean wildcard) {
		if (itemStack == null) {
			return;
		}
		String uid = StackUtil.getUniqueIdentifierForStack(itemStack, wildcard);
		if (itemBlacklist.add(uid)) {
			updateBlacklist();
		}
	}

	public static void removeItemFromConfigBlacklist(ItemStack itemStack, boolean wildcard) {
		if (itemStack == null) {
			return;
		}
		String uid = StackUtil.getUniqueIdentifierForStack(itemStack, wildcard);
		if (itemBlacklist.remove(uid)) {
			updateBlacklist();
		}
	}

	public static boolean isItemOnConfigBlacklist(ItemStack itemStack, boolean wildcard) {
		String uid = StackUtil.getUniqueIdentifierForStack(itemStack, wildcard);
		return itemBlacklist.contains(uid);
	}
}