import { Document } from 'mongoose';
/**
 * An interface for Documents with keywords
 *
 * @remarks based on Mongoose's `Document` type
 *
 * @usage define the model document type by joining this interface with the schema class
 * ```typescript
 * export type ExampleDocument = Example & IKeywordedDocument;
 * ```
 */
export interface IKeywordedDocument extends Document<any> {
    /**
     * An array containing this document's generated keywords
     */
    __keywords: string[];
    /**
     * Generate and extract keywords based on the preconfigured schema parameters
     */
    __generateKeywords(): Promise<string[]>;
    /**
     * Generate and save this documents keywords
     */
    __generateAndSaveKeywords(): Promise<void>;
}