vendure/packages/dev-server/test-plugins/issue-1873/api/resolvers/entity/suppiler-stock-entity.resolver.ts

import { Parent, ResolveField, Resolver } from '@nestjs/graphql';
import type { ProductVariant, Translated } from '@vendure/core';
import {
  assertFound,
  Ctx,
  RequestContext,
  ProductVariantService,
} from '@vendure/core';
import { SupplierStock } from '../../../entities/supplier-stock.entity';

@Resolver('SupplierStock')
export class SupplierStockEntityResolver {
  constructor(private readonly productVariantService: ProductVariantService) {}

  @ResolveField()
  async productVariant(
    @Parent() supplierStock: SupplierStock,
    @Ctx() ctx: RequestContext
  ): Promise<Translated<ProductVariant>> {
    return assertFound(
      this.productVariantService.findOne(ctx, supplierStock.productVariantId)
    );
  }
}