72 lines
1.7 KiB
TypeScript
72 lines
1.7 KiB
TypeScript
import { Injectable } from '@nestjs/common';
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import { EntityManager, EntityRepository } from '@mikro-orm/postgresql';
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import { FilterQuery } from '@mikro-orm/core';
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import { Review } from '../entities/review.entity';
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import { PaginatedResult } from 'src/common/interfaces/pagination.interface';
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import { ReviewStatus } from '../enums/review-status.enum';
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type FindReviewsOpts = {
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page?: number;
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limit?: number;
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foodId?: string;
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userId?: string;
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status?: ReviewStatus;
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orderBy?: string;
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restId?: string;
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order?: 'asc' | 'desc';
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};
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@Injectable()
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export class ReviewRepository extends EntityRepository<Review> {
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constructor(readonly em: EntityManager) {
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super(em, Review);
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}
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/**
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* Find reviews with pagination and optional filters.
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* Supports: foodId, userId, status, ordering.
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*/
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async findAllPaginated(opts: FindReviewsOpts = {}): Promise<PaginatedResult<Review>> {
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const { page = 1, limit = 10, foodId, restId, userId, status, orderBy = 'createdAt', order = 'desc' } = opts;
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const offset = (page - 1) * limit;
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const where: FilterQuery<Review> = {};
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if (foodId) {
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where.food = { id: foodId };
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}
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if (restId) {
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where.food = { restaurant: { id: restId } };
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}
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if (userId) {
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where.user = { id: userId };
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}
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if (status) {
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where.status = status;
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}
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const [data, total] = await this.findAndCount(where, {
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limit,
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offset,
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orderBy: { [orderBy]: order.toLowerCase() as 'asc' | 'desc' },
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populate: ['food', 'user'],
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});
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const totalPages = Math.ceil(total / limit);
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return {
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data,
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meta: {
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total,
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page,
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limit,
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totalPages,
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},
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};
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}
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}
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