package net.horizoncode.tickettest.manager;

import lombok.Builder;
import lombok.Getter;
import lombok.Setter;
import net.horizoncode.tickettest.TicketTest;

import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.TimeUnit;

@Builder(
    toBuilder = true,
    builderClassName = "InternalTicketBuilder",
    builderMethodName = "internalBuilder")
public class Ticket extends CompletableFuture<Boolean> {
  @Getter private UUID ticketID;
  @Getter private Long timeTicketCreated;
  private TicketManager ticketManager;
  @Getter @Setter private Runnable onExpire;

  void init() {
    ticketID = UUID.randomUUID();
  }

  public void use() {
    ticketManager.getTicketSet().add(this);
    ticketManager
        .getService()
        .submit(
            () -> {
              TimeUnit.MILLISECONDS.sleep(ticketManager.getTicketLifespan());
              TicketTest.getInstance().getLogger().info("ticket with UUID " + getTicketID() + " expired.");
              ticketManager.getTicketSet().remove(this);
              getOnExpire().run();
              return null;
            });
  }

  public static Ticket.Builder builder() {
    return new Ticket.Builder();
  }

  public static class Builder extends InternalTicketBuilder {

    Builder() {
      super();
    }

    @Override
    public Ticket build() {
      Ticket ticket = super.build();
      ticket.init();
      return ticket;
    }
  }
}