content: /*
   * BedWars1058 - A bed wars mini-game.
   * Copyright (C) 2021 Andrei Dascălu
   *
   * This program is free software: you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation, either version 3 of the License, or
   * (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program.  If not, see <https://www.gnu.org/licenses/>.
   *
   * Contact e-mail: andrew.dascalu@gmail.com
   */
  
  package com.andrei1058.bedwars.stats;
  
  import com.andrei1058.bedwars.BedWars;
  import org.bukkit.Bukkit;
  import org.jetbrains.annotations.NotNull;
  import org.jetbrains.annotations.Nullable;
  
  import java.util.Map;
  import java.util.UUID;
  import java.util.concurrent.ConcurrentHashMap;
  
  public class StatsManager {
  
      private final Map<UUID, PlayerStats> stats = new ConcurrentHashMap<>();
  
      public StatsManager() {
          registerListeners();
      }
  
      public void remove(UUID uuid) {
          stats.remove(uuid);
      }
  
      public void put(UUID uuid, PlayerStats playerStats) {
          stats.put(uuid, playerStats);
      }
  
      @NotNull
      public PlayerStats get(UUID uuid) {
          PlayerStats playerStats = stats.get(uuid);
          if (playerStats == null) {
              throw new IllegalStateException("Trying to get stats data of an unloaded player!");
          }
          return playerStats;
      }
  
      @Nullable
      public PlayerStats getUnsafe(UUID uuid) {
          return stats.get(uuid);
      }
  
      /**
       * Register listeners related to stats cache.
       */
      private void registerListeners() {
          Bukkit.getPluginManager().registerEvents(new StatsListener(), BedWars.plugin);
      }
  }
  