content: package pers.neige.neigeitems.command.arguments;
  
  import com.mojang.brigadier.StringReader;
  import com.mojang.brigadier.arguments.ArgumentType;
  import com.mojang.brigadier.context.CommandContext;
  import com.mojang.brigadier.suggestion.Suggestions;
  import com.mojang.brigadier.suggestion.SuggestionsBuilder;
  import lombok.NonNull;
  import lombok.val;
  import org.bukkit.command.CommandSender;
  import pers.neige.neigeitems.action.Action;
  import pers.neige.neigeitems.manager.ActionManager;
  
  import java.util.Arrays;
  import java.util.Collection;
  import java.util.concurrent.CompletableFuture;
  
  import static pers.neige.neigeitems.command.CommandUtils.readAllString;
  
  /**
   * 动作参数类型
   */
  public class ActionArgumentType implements ArgumentType<Action> {
      private static final Collection<String> EXAMPLES = Arrays.asList("tell: 123", "console: say 123");
  
      private ActionArgumentType() {
      }
  
      public static @NonNull ActionArgumentType action() {
          return new ActionArgumentType();
      }
  
      public static @NonNull Action getAction(
              @NonNull CommandContext<CommandSender> context,
              @NonNull String name
      ) {
          return context.getArgument(name, Action.class);
      }
  
      @Override
      public @NonNull Action parse(
              @NonNull StringReader reader
      ) {
          return ActionManager.INSTANCE.compile(readAllString(reader));
      }
  
      @Override
      public <S> @NonNull CompletableFuture<Suggestions> listSuggestions(
              @NonNull CommandContext<S> context,
              @NonNull SuggestionsBuilder builder
      ) {
          val lowerCaseRemaining = builder.getRemaining().toLowerCase();
          ActionManager.INSTANCE.getActions().keySet().forEach((key) -> {
              if (key.startsWith(lowerCaseRemaining)) {
                  builder.suggest(key + ": ");
              }
          });
          return builder.buildFuture();
      }
  
      @Override
      public @NonNull Collection<String> getExamples() {
          return EXAMPLES;
      }
  }
  