import {
  Column,
  CreateDateColumn,
  Entity,
  JoinColumn,
  ManyToOne,
  PrimaryGeneratedColumn,
  UpdateDateColumn,
} from 'typeorm';
import { User } from '../user/user.entity';
import { UserRole } from '../user/user-role.enum';
import { Tenant } from './tenant.entity';

/**
 * Join table for User and Tenant to support Many-to-Many relationship.
 * A user can belong to multiple tenants with different roles in each.
 */
@Entity('tenant_members')
export class TenantMember {
  @PrimaryGeneratedColumn('uuid')
  id: string;

  @Column({ name: 'user_id' })
  userId: string;

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

  @Column({ name: 'tenant_id' })
  tenantId: string;

  @ManyToOne(() => Tenant, (tenant) => tenant.members, { onDelete: 'CASCADE' })
  @JoinColumn({ name: 'tenant_id' })
  tenant: Tenant;

  @Column({
    type: 'simple-enum',
    enum: UserRole,
    default: UserRole.USER,
  })
  role: UserRole;

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

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