package com.songoda.epicheads.cache.legacy;

import com.songoda.epicheads.config.ConfigFile;
import org.bukkit.configuration.ConfigurationSection;

import java.util.*;

public class LegacyCacheConfig {

	private final ConfigFile configFile;

	private List<LegacyCachedHead> heads = new ArrayList<>();
	private Set<String> addons = new HashSet<>();

	public LegacyCacheConfig(ConfigFile configFile) {
		this.configFile = configFile;
		reload();
	}

	public Set<String> getAddons() {
		return addons;
	}

	public List<LegacyCachedHead> getHeads() {
		return Collections.unmodifiableList(heads);
	}

	public void reload() {
		this.configFile.copyDefaults();
		this.configFile.reload();

		ConfigurationSection config = this.configFile.getConfig();

		this.addons = new HashSet<>(config.getStringList("addons"));

		this.heads.clear();

		// Load all the heads from the legacy config file
		int maxId = 0;
		for (String key : config.getKeys(false)) {
			if (!config.isConfigurationSection(key))
				continue;

			LegacyCachedHead head = new LegacyCachedHead();

			head.load(config.getConfigurationSection(key));

			if (!head.isValid())
				continue;

			heads.add(head);

			maxId = Math.max(maxId, head.getId());
		}

		// Give IDs to heads that need them
		for (LegacyCachedHead head : heads) {
			if (!head.hasId()) {
				head.setId(++maxId);
			}
		}
	}

}