package net.benjidial.nswp.commands;

import net.benjidial.nswp.Database;
import net.benjidial.nswp.Waypoint;
import net.benjidial.nswp.Plugin;

import org.bukkit.command.CommandSender;
import org.bukkit.command.TabExecutor;
import org.bukkit.command.Command;
import org.bukkit.entity.Player;

import java.util.logging.Level;
import java.sql.SQLException;
import java.util.ArrayList;

public abstract class WaypointCommand implements TabExecutor {
  enum CompletionType {
    None, Waypoint
  }

  public abstract CompletionType getCompletionType();

  public ArrayList<String> onTabComplete(CommandSender sender, Command command, String label, String[] args) {
    if (!(sender instanceof Player)) {
      sender.sendMessage("Only players may use waypoints.");
      return new ArrayList<>();
    }
    Player player = (Player)sender;

    switch (getCompletionType()) {
      case Waypoint:
        if (args.length > 1)
          return new ArrayList<>();
        try {
          Database.createWaypointTable(player);
          ArrayList<String> results = new ArrayList<>();
          for (Waypoint waypoint : Database.searchWaypoints(player, args.length == 0 ? "" : args[0]))
            results.add(waypoint.name);
          return results;
        }
        catch (SQLException ex) {
          Plugin.logger.log(Level.SEVERE, "Database error:");
          ex.printStackTrace();
          sender.sendMessage("Database error.");
          return new ArrayList<>();
        }
      default:
        return new ArrayList<>();
    }
  }

  public abstract boolean body(Player player, String[] args) throws SQLException;

  public boolean onCommand(CommandSender sender, Command command, String name, String[] args) {
    if (!(sender instanceof Player)) {
      sender.sendMessage("Only players may use waypoints.");
      return true;
    }
    try {
      Player player = (Player)sender;
      Database.createWaypointTable(player);
      return body(player, args);
    }
    catch (SQLException ex) {
      Plugin.logger.log(Level.SEVERE, "Database error:");
      ex.printStackTrace();
      sender.sendMessage("Database error.");
      return true;
    }
  }
}