import { Column, Entity, ManyToMany, ManyToOne, OneToMany, PrimaryGeneratedColumn } from 'typeorm';
import { CharacterTag } from './character-tag';
import { InteractionTag } from './interaction-tag';
import { Work } from './work';
import { WorkCharacterName } from './work-character-name';
import { WorldCharacter } from './world-character';

/**
 * This entity describes a character in a work.
 * The character can be original or based on one or more existing characters.
 */
@Entity()
export class WorkCharacter implements IIdentifiableEntity, IMultiNamedEntity {
  @PrimaryGeneratedColumn()
  public id: number;

  @Column({
    nullable: false,
  })
  public nameCanonical: string;

  @OneToMany(() => WorkCharacterName, (workCharacterName: WorkCharacterName) => workCharacterName.entity)
  public names: Promise<WorkCharacterName[]>;

  /**
   * the work the character is a part of
   */
  @ManyToOne(() => Work, (work: Work) => work.workCharacters, {
    nullable: false,
    onDelete: 'CASCADE',
    onUpdate: 'CASCADE',
  })
  public work: Promise<Work>;

  /**
   * interaction with other characters as actor
   */
  @ManyToMany(() => InteractionTag, (interactionTag: InteractionTag) => interactionTag.subjectCharacters)
  public interactWith: Promise<InteractionTag[]>;

  /**
   * interaction with other characters as receiver
   */
  @ManyToMany(() => InteractionTag, (interactionTag: InteractionTag) => interactionTag.objectCharacters)
  public interactedBy: Promise<InteractionTag[]>;

  /**
   * tags connected to the character
   */
  @OneToMany(() => CharacterTag, (characterTag: CharacterTag) => characterTag.workCharacter)
  public characterTags: Promise<CharacterTag[]>;

  /**
   * existing characters characer is based on
   */
  @ManyToMany(() => WorldCharacter, (worldCharacter: WorldCharacter) => worldCharacter.workCharacters)
  public worldCharacters: Promise<WorldCharacter[]>;
}