import {
  Entity,
  PrimaryGeneratedColumn,
  Column,
  CreateDateColumn,
  ManyToOne,
  JoinColumn,
} from 'typeorm';
import { User } from '../../users/user.entity';

/** Only the SHA-256 hash of a refresh token is stored, never the token itself. */
@Entity({ name: 'refresh_tokens' })
export class RefreshToken {
  @PrimaryGeneratedColumn({ type: 'bigint' })
  id!: number;

  @Column({ type: 'bigint', name: 'user_id' })
  userId!: number;

  @ManyToOne(() => User, { onDelete: 'CASCADE' })
  @JoinColumn({ name: 'user_id' })
  user?: User;

  @Column({ type: 'varchar', length: 255 })
  tokenHash!: string;

  @Column({ type: 'datetime' })
  expiresAt!: Date;

  @Column({ type: 'datetime', nullable: true })
  revokedAt?: Date | null;

  @Column({ type: 'varchar', length: 512, nullable: true })
  userAgent?: string;

  @Column({ type: 'varchar', length: 64, nullable: true })
  ip?: string;

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