import { merge } from 'lodash';
import { Arg, Query, Resolver } from 'type-graphql';
import { AggregateProductVariant } from '@/entities';
import {
  AggregateProductVariantInput,
  AggregateProductVariantPayload,
  DEFAULT_AGGREGATE_PRODUCT_INPUT,
} from './types';

@Resolver(AggregateProductVariant)
export class AggregateProductVariantResolver {
  @Query(() => AggregateProductVariantPayload, {
    nullable: false,
    description: `Aggregate product.`,
  })
  async aggregateProductVariant(
    @Arg('input', { nullable: false })
    inputWithoutDefaults: AggregateProductVariantInput
  ): Promise<AggregateProductVariantPayload> {
    const input = merge(
      {},
      DEFAULT_AGGREGATE_PRODUCT_INPUT,
      inputWithoutDefaults
    );

    const aggregateProductVariant = await AggregateProductVariant.findOneOrFail(
      input.id
    );
    return {
      aggregateProductVariant,
    };
  }
}