import { Entity, Column, PrimaryGeneratedColumn, CreateDateColumn, UpdateDateColumn, DeleteDateColumn, OneToMany, ManyToOne, JoinColumn, Index } from 'typeorm';
import { v4 as uuidv4 } from 'uuid';
import { Exclude, Expose } from 'class-transformer';
import { KeywordTranslation } from './keyword-translations.entity';

@Entity({ name: 'keywords' })
export class Keywords {
  @PrimaryGeneratedColumn('uuid')
  id: string;

  @Index()
  @Column()
  keyword: string;

  @Exclude()
  @CreateDateColumn({ type: 'timestamp', precision: 0, default: () => 'CURRENT_TIMESTAMP' })
  created_at: Date;

  @Exclude()
  @UpdateDateColumn({
    type: 'timestamp',
    precision: 0,
    default: () => 'CURRENT_TIMESTAMP',
    onUpdate: 'CURRENT_TIMESTAMP',
  })
  updated_at: Date;

  @Exclude()
  @DeleteDateColumn({ type: 'timestamp', nullable: true, precision: 0 })
  deleted_at: Date;

  @OneToMany(() => KeywordTranslation, (translation) => translation.keywordRef)
  translations: KeywordTranslation[];

  setDefaults() {
    this.id = this.id || uuidv4();
  }
}