import {
  Entity,
  PrimaryGeneratedColumn,
  Column,
  CreateDateColumn,
  ManyToOne,
  JoinColumn,
} from 'typeorm';
import { Role } from './role.entity';

/**
 * 角色-权限关联表
 * 每个角色可以挂载多个权限
 */
@Entity('role_permissions')
export class RolePermission {
  @PrimaryGeneratedColumn('uuid')
  id: string;

  @Column({ name: 'role_id' })
  roleId: string;

  @ManyToOne(() => Role, { onDelete: 'CASCADE' })
  @JoinColumn({ name: 'role_id' })
  role: Role;

  @Column({ name: 'permission_key', length: 50 })
  permissionKey: string;

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