import type { Product } from '../Commerce/CommerceTypes';
import type { ReviewDetails, ReviewQuery, ReviewQuestion, ReviewStatistics, ReviewSummary, WriteReviewCommand, WriteReviewSubmission } from './ReviewTypes';
declare type ProductReviewIdMapper<T = Product> = (product: T) => string;
declare type ProductReviewIdKey<T = Product> = keyof T;
export interface ReviewDataSource {
    fetchQuestions?: (query: ReviewQuery) => Promise<ReviewQuestion[]>;
    fetchReviewDetails: (query: ReviewQuery) => Promise<ReviewDetails[]>;
    fetchReviewSummary: (query: ReviewQuery) => Promise<ReviewSummary[]>;
    fetchReviewStatistics: (query: ReviewQuery) => Promise<ReviewStatistics[]>;
    mergeReviewDetails: (...detailsArray: ReviewDetails[][]) => ReviewDetails[];
    productIdMapper: <T = Product>(products: T[], idMap: ProductReviewIdKey<T> | ProductReviewIdMapper<T>) => string[];
}
export interface WriteReviewDataSource {
    writeReview: (command: WriteReviewCommand) => Promise<WriteReviewSubmission>;
}
export declare abstract class AbstractReviewDataSource implements ReviewDataSource, WriteReviewDataSource {
    abstract fetchReviewDetails(query: ReviewQuery): Promise<ReviewDetails[]>;
    abstract fetchReviewSummary(query: ReviewQuery): Promise<ReviewSummary[]>;
    abstract fetchReviewStatistics(query: ReviewQuery): Promise<ReviewStatistics[]>;
    abstract writeReview(command: WriteReviewCommand): Promise<WriteReviewSubmission>;
    mergeReviewDetails(...detailsArray: ReviewDetails[][]): ReviewDetails[];
    productIdMapper<T = Product>(products: T[], idMap: ProductReviewIdKey<T> | ProductReviewIdMapper<T>): string[];
}
export {};