content: /*
   * Copyright (c) 2016-2017 Daniel Ennis (Aikar) - MIT License
   *
   *  Permission is hereby granted, free of charge, to any person obtaining
   *  a copy of this software and associated documentation files (the
   *  "Software"), to deal in the Software without restriction, including
   *  without limitation the rights to use, copy, modify, merge, publish,
   *  distribute, sublicense, and/or sell copies of the Software, and to
   *  permit persons to whom the Software is furnished to do so, subject to
   *  the following conditions:
   *
   *  The above copyright notice and this permission notice shall be
   *  included in all copies or substantial portions of the Software.
   *
   *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
   *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
   *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
   *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   */
  
  package co.aikar.taskchain;
  
  import org.spongepowered.api.Sponge;
  import org.spongepowered.api.event.game.state.GameStoppingEvent;
  import org.spongepowered.api.plugin.PluginContainer;
  import org.spongepowered.api.scheduler.Task;
  
  import java.util.concurrent.ThreadPoolExecutor;
  import java.util.concurrent.TimeUnit;
  
  @SuppressWarnings("WeakerAccess")
  public class SpongeTaskChainFactory extends TaskChainFactory {
      private SpongeTaskChainFactory(Object plugin, AsyncQueue asyncQueue) {
          super(new SpongeGameInterface(plugin, asyncQueue));
      }
  
      public static TaskChainFactory create(PluginContainer pluginContainer) {
          return create(pluginContainer.getInstance().orElse(null));
      }
      public static TaskChainFactory create(Object plugin) {
          return new SpongeTaskChainFactory(plugin, new TaskChainAsyncQueue());
      }
  /* @TODO: #9 - Not Safe to do this
      public static TaskChainFactory create(Object plugin, ThreadPoolExecutor executor) {
          return new SpongeTaskChainFactory(new SpongeGameInterface(plugin, new TaskChainAsyncQueue(executor)));
      }
  
      public static TaskChainFactory create(Object plugin, AsyncQueue asyncQueue) {
          return new SpongeTaskChainFactory(new SpongeGameInterface(plugin, asyncQueue));
      }*/
  
  
      private static class SpongeGameInterface implements GameInterface {
          private final Object plugin;
          private final AsyncQueue asyncQueue;
  
          private SpongeGameInterface(Object plugin, AsyncQueue asyncQueue) {
              this.asyncQueue = asyncQueue;
              if (plugin == null || !Sponge.getPluginManager().fromInstance(plugin).isPresent()) {
                  throw new IllegalArgumentException("Not a valid Sponge Plugin");
              }
              this.plugin = plugin;
          }
  
          @Override
          public boolean isMainThread() {
              return Sponge.getServer().isMainThread();
          }
  
          @Override
          public AsyncQueue getAsyncQueue() {
              return asyncQueue;
          }
  
          @Override
          public void postToMain(Runnable run) {
              Task.builder().execute(run).submit(plugin);
          }
  
          @Override
          public void scheduleTask(int gameUnits, Runnable run) {
              Task.builder().delayTicks(gameUnits).execute(run).submit(plugin);
          }
  
          @Override
          public void registerShutdownHandler(TaskChainFactory factory) {
              Sponge.getEventManager().registerListener(plugin, GameStoppingEvent.class, event -> {
                  factory.shutdown(60, TimeUnit.SECONDS);
              });
          }
      }
  }
  