package uk.tim740.skUtilities.convert;

import ch.njol.skript.lang.Expression;
import ch.njol.skript.lang.SkriptParser.ParseResult;
import ch.njol.skript.lang.util.SimpleExpression;
import ch.njol.skript.util.Date;
import ch.njol.util.Kleenean;
import org.bukkit.event.Event;
import uk.tim740.skUtilities.skUtilities;

import javax.annotation.Nullable;

/**
 * Created by tim740 on 30/03/2016
 */
public class ExprDateToUnix extends SimpleExpression<Number> {
  private Expression<Date> id;

  @Override
  @Nullable
  protected Number[] get(Event e) {
    try {
      return new Number[]{id.getSingle(e).getTimestamp() / 1000L};
    } catch (Exception x) {
      skUtilities.prSysE(x.getMessage(), getClass().getSimpleName(), x);
    }
    return null;
  }

  @SuppressWarnings("unchecked")
  @Override
  public boolean init(Expression<?>[] e, int i, Kleenean k, ParseResult p) {
    id = (Expression<Date>) e[0];
    return true;
  }

  @Override
  public Class<? extends Number> getReturnType() {
    return Number.class;
  }

  @Override
  public boolean isSingle() {
    return true;
  }

  @Override
  public String toString(@Nullable Event e, boolean b) {
    return getClass().getName();
  }
}