import {
  Entity,
  PrimaryGeneratedColumn,
  Column,
  CreateDateColumn,
  UpdateDateColumn,
  ManyToOne,
  JoinColumn,
  OneToMany,
} from 'typeorm';
import { AssetType, AssetStatus } from '../common/enums';
import { Group } from './group.entity';
import { AssetLog } from './asset-log.entity';

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

  @Column()
  groupId: string;

  @ManyToOne(() => Group, { onDelete: 'CASCADE' })
  @JoinColumn({ name: 'groupId' })
  group: Group;

  @Column({ type: 'enum', enum: AssetType })
  type: AssetType;

  @Column({ length: 100 })
  name: string;

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

  @Column({ type: 'text', nullable: true, comment: '加密的账号凭据' })
  accountCredentials?: string | null;

  @Column({ default: 1, comment: '数量（用于物品）' })
  quantity: number;

  @Column({
    type: 'enum',
    enum: AssetStatus,
    default: AssetStatus.AVAILABLE,
  })
  status: AssetStatus;

  @Column({ type: 'varchar', nullable: true, comment: '当前借用人ID' })
  currentBorrowerId?: string | null;

  @CreateDateColumn()
  createdAt: Date;

  @UpdateDateColumn()
  updatedAt: Date;

  @OneToMany(() => AssetLog, (log) => log.asset)
  logs: AssetLog[];
}