text: // Copyright IBM Corp. 2020. All Rights Reserved.
  // Node module: @loopback/rest
  // This file is licensed under the MIT License.
  // License text available at https://opensource.org/licenses/MIT
  
  import {Entity, model, property} from '@loopback/repository';
  
  @model()
  export class Book extends Entity {
    constructor(data?: Partial<Book>) {
      super(data);
    }
  
    @property({
      type: 'number',
      id: true,
      generated: true,
    })
    id?: number;
  
    @property({
      type: 'string',
      required: true,
      jsonSchema: {
        maxLength: 10,
        minLength: 3,
        errorMessage: 'Name should be between 3 and 10 characters.',
      },
    })
    title: string;
  }
  
  export interface BookRelations {
    // describe navigational properties here
  }
  
  export type BookWithRelations = Book & BookRelations;
  