45 lines
1.6 KiB
TypeScript
45 lines
1.6 KiB
TypeScript
import { Injectable } from '@nestjs/common';
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import { PrismaService } from '../../prisma/prisma.service';
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import { Category } from '../../prisma/generated/client';
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import { CategoryCreateInput } from '../../prisma/generated/models/Category';
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/** Database access to categories. Rows are matched with Hiboutik by `hiboutikId`. */
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@Injectable()
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export class CategoryDatabaseRepository {
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constructor(private readonly prisma: PrismaService) {}
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async getAll(): Promise<Category[]> {
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return this.prisma.category.findMany({
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orderBy: { hiboutikId: 'asc' },
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});
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}
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/** Creates or updates the category with the same `hiboutikId`. */
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async upsert(category: CategoryCreateInput): Promise<Category> {
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return this.prisma.category.upsert({
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where: { hiboutikId: category.hiboutikId },
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create: category,
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update: category,
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});
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}
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/** Links a category to its parent (null for a root category). Both must already exist. */
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async setParent(hiboutikId: number, parentHiboutikId: number | null): Promise<Category> {
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return this.prisma.category.update({
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where: { hiboutikId },
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data: { parent: parentHiboutikId ? { connect: { hiboutikId: parentHiboutikId } } : { disconnect: true } },
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});
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}
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/**
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* Deletes the categories that no longer exist in Hiboutik.
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* Their products and sub-categories are kept: the relation is set to null (onDelete: SetNull).
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*/
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async deleteMissing(keptHiboutikIds: number[]): Promise<number> {
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const result = await this.prisma.category.deleteMany({
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where: { hiboutikId: { notIn: keptHiboutikIds } },
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});
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return result.count;
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}
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}
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