content: package emu.grasscutter.command.commands;
  
  import emu.grasscutter.command.Command;
  import emu.grasscutter.command.CommandHandler;
  import emu.grasscutter.game.player.Player;
  import emu.grasscutter.server.event.player.PlayerTeleportEvent.TeleportType;
  import emu.grasscutter.utils.Position;
  
  import java.util.List;
  
  import static emu.grasscutter.utils.Language.translate;
  
  @Command(label = "teleport", aliases = {"tp"}, usage = {"<x> <y> <z> [sceneId]"}, permission = "player.teleport", permissionTargeted = "player.teleport.others")
  public final class TeleportCommand implements CommandHandler {
  
      private float parseRelative(String input, Float current) {  // TODO: Maybe this will be useful elsewhere later
          if (input.contains("~")) {  // Relative
              if (!input.equals("~")) {  // Relative with offset
                  current += Float.parseFloat(input.replace("~", ""));
              }  // Else no offset, no modification
          } else {  // Absolute
              current = Float.parseFloat(input);
          }
          return current;
      }
  
      @Override
      public void execute(Player sender, Player targetPlayer, List<String> args) {
          Position pos = targetPlayer.getPosition();
          float x = pos.getX();
          float y = pos.getY();
          float z = pos.getZ();
          int sceneId = targetPlayer.getSceneId();
  
          switch (args.size()) {
              case 4:
                  try {
                      sceneId = Integer.parseInt(args.get(3));
                  }catch (NumberFormatException ignored) {
                      CommandHandler.sendMessage(sender, translate(sender, "commands.execution.argument_error"));
                  }  // Fallthrough
              case 3:
                  try {
                      x = this.parseRelative(args.get(0), x);
                      y = this.parseRelative(args.get(1), y);
                      z = this.parseRelative(args.get(2), z);
                  } catch (NumberFormatException ignored) {
                      CommandHandler.sendMessage(sender, translate(sender, "commands.teleport.invalid_position"));
                  }
                  break;
              default:
                  this.sendUsageMessage(sender);
                  return;
          }
  
          Position target_pos = new Position(x, y, z);
          boolean result = targetPlayer.getWorld().transferPlayerToScene(targetPlayer, sceneId, TeleportType.COMMAND, target_pos);
  
          if (!result) {
              CommandHandler.sendMessage(sender, translate(sender, "commands.teleport.exists_error"));
          } else {
              CommandHandler.sendMessage(sender, translate(sender, "commands.teleport.success",
                      targetPlayer.getNickname(), x, y, z, sceneId)
              );
          }
  
      }
  }
  