import {
  Column,
  CreateDateColumn,
  Entity,
  Index,
  JoinColumn,
  ManyToOne,
  PrimaryColumn,
} from 'typeorm';
import { UserEntity } from '../auth/user.entity';
import { ListTemplateEntity } from './list-template.entity';

export type ListTemplateShareRole = 'collaborator';

@Entity('list_template_shares')
@Index(['templateId', 'userId'], { unique: true })
export class ListTemplateShareEntity {
  @PrimaryColumn({ type: 'varchar', length: 36 })
  id!: string;

  @Index()
  @Column({ type: 'varchar', length: 36 })
  templateId!: string;

  @Index()
  @Column({ type: 'varchar', length: 36 })
  userId!: string;

  @Column({ type: 'varchar', length: 32, default: 'collaborator' })
  role!: ListTemplateShareRole;

  @CreateDateColumn({
    type: 'datetime',
    precision: 3,
    default: () => 'CURRENT_TIMESTAMP(3)',
  })
  createdAt!: Date;

  @ManyToOne(() => ListTemplateEntity, (template) => template.shares, {
    onDelete: 'CASCADE',
  })
  @JoinColumn({ name: 'templateId' })
  template?: ListTemplateEntity;

  @ManyToOne(() => UserEntity, (user) => user.sharedTemplates, {
    onDelete: 'CASCADE',
  })
  @JoinColumn({ name: 'userId' })
  user?: UserEntity;
}