package com.alttd.playerutils.config;

import com.alttd.playerutils.util.Logger;
import it.unimi.dsi.fastutil.objects.Object2IntOpenHashMap;
import org.bukkit.configuration.ConfigurationSection;

import java.io.File;
import java.util.HashMap;
import java.util.List;
import java.util.UUID;

public class KeyStorage extends AbstractConfig {

    static KeyStorage config;
    private final Logger logger;

    public KeyStorage(Logger logger) {
        super(
                new File(File.separator
                         + "mnt" + File.separator
                         + "configs" + File.separator
                         + "PlayerUtils"),
                "key_storage.yml", logger);
        this.logger = logger;
    }

    public static void reload(Logger logger) {
        logger.info("Reloading key storage");
        config = new KeyStorage(logger);
        config.readConfig(KeyStorage.class, null);
    }

    public static class STORAGE {
        private static final String prefix = "storage.";

        public static HashMap<String, Object2IntOpenHashMap<UUID>> KEYS = new HashMap<>();

        @SuppressWarnings("unused")
        private static void load() {
            save();
            KEYS.clear();
            for (String crate : Config.KEY.CRATES.keySet()) {
                Object2IntOpenHashMap<UUID> count = new Object2IntOpenHashMap<>();
                ConfigurationSection configurationSection = config.getConfigurationSection(prefix + crate);
                if (configurationSection == null) {
                    config.logger.info(String.format("No section yet for crate %s", crate));
                    KEYS.put(crate, count);
                    continue;
                }
                List<UUID> uuids = configurationSection.getKeys(false).stream().map(UUID::fromString).toList();
                if (uuids.isEmpty()) {
                    config.logger.info(String.format("No keys yet for crate %s", crate));
                    KEYS.put(crate, count);
                    continue;
                }
                for (UUID uuid : uuids) {
                    int keys = config.getInt(prefix + crate + ".", uuid.toString(), 0);
                    count.put(uuid, keys);
                }
                KEYS.put(crate, count);
            }
        }

        public synchronized static void save() {
            config.logger.info("Saving KeyStorage");
            KEYS.keySet()
                    .forEach(crate -> KEYS.get(crate)
                            .forEach((uuid, keys) -> config.set(prefix + crate + ".", uuid.toString(), keys)));
        }
    }
}