import { Entity, Column, OneToMany, ManyToOne } from "typeorm";
import { IsNotEmpty,} from "class-validator";
import { Participant } from "./Participant";
import { RunnerGroup } from "./RunnerGroup";
import { DistanceDonation } from "./DistanceDonation";
import { RunnerCard } from "./RunnerCard";

/**
 * Defines a runner.
*/
@Entity()
export class Runner extends Participant {
  /**
   * The runner's associated group.
   */
  @Column()
  @IsNotEmpty()
  @ManyToOne(() => RunnerGroup, group => group.runners)
  group: RunnerGroup;
  
  /**
   * Used to link runners to donations.
   */
  @OneToMany(() => DistanceDonation, distanceDonation => distanceDonation.runner)
  distanceDonations: DistanceDonation[];

  /**
   * Used to link runners to cards.
   */
  @OneToMany(() => RunnerCard, card => card.runner)
  cards: RunnerCard[];
}