import {
  AfterLoad,
  Column,
  CreateDateColumn,
  DeleteDateColumn,
  Entity,
  ManyToMany,
  ManyToOne,
  PrimaryGeneratedColumn,
  UpdateDateColumn,
} from 'typeorm';
import { Key } from './key.entity';
import { KeySystem } from './system.entity';

@Entity()
export class Cylinder {
  @PrimaryGeneratedColumn('uuid')
  id: string;

  @Column({ nullable: false })
  name: string;

  @Column({ name:'description', type: 'text', nullable: true })
  description: string;

  @Column({name: 'is_digital', type: 'boolean', default: false})
  isDigital: boolean;


  @ManyToMany(() => Key, (key) => key.cylinder, { onDelete: 'NO ACTION'})
  keys: Key[];

  @ManyToOne(() => KeySystem, (sys) => sys.cylinders)
  system: KeySystem;

  @CreateDateColumn({ name: 'created_at' })
  createdAt: Date;

  @UpdateDateColumn({ name: 'updatet_at' })
  updatedAt: Date;

  @DeleteDateColumn()
  deletedAt: Date;

  keyCount: number;

  @AfterLoad()
  countKeys() {
    if (this.keys) {
      this.keyCount = this.keys.length;
    }
  }
}