import {
  Column,
  CreateDateColumn,
  Entity,
  JoinColumn,
  ManyToOne,
  PrimaryGeneratedColumn,
  Unique,
  UpdateDateColumn,
} from 'typeorm';
import { BookingEntity } from './booking.entity';
import { BusinessServiceEntity } from './business-service.entity';
import { UserEntity } from './user.entity';

@Entity('customer_service_loyalty')
@Unique('UQ_customer_service_loyalty', ['customerId', 'businessServiceId'])
export class CustomerServiceLoyaltyEntity {
  @PrimaryGeneratedColumn('uuid')
  id!: string;

  @ManyToOne(() => UserEntity, { onDelete: 'CASCADE' })
  @JoinColumn({ name: 'customerId' })
  customer!: UserEntity;

  @Column('uuid')
  customerId!: string;

  @ManyToOne(() => BusinessServiceEntity, { onDelete: 'CASCADE' })
  @JoinColumn({ name: 'businessServiceId' })
  businessService!: BusinessServiceEntity;

  @Column('uuid')
  businessServiceId!: string;

  /** Number of paid completed visits toward the next free service. */
  @Column({ type: 'int', default: 0 })
  paidCount!: number;

  /** Booking currently holding a reserved free redeem (awaiting payment / confirmed). */
  @ManyToOne(() => BookingEntity, { nullable: true, onDelete: 'SET NULL' })
  @JoinColumn({ name: 'reservedBookingId' })
  reservedBooking!: BookingEntity | null;

  @Column({ type: 'uuid', nullable: true })
  reservedBookingId!: string | null;

  @CreateDateColumn()
  createdAt!: Date;

  @UpdateDateColumn()
  updatedAt!: Date;
}