fairnesscoop / pictyschool

import { Repository } from 'typeorm';

import { InjectRepository } from '@nestjs/typeorm';

import { ShippingCost } from 'src/Domain/Order/ShippingCost.entity';

import { IShippingCostRepository } from 'src/Domain/Order/Repository/IShippingCostRepository';

@Injectable()

export class ShippingCostRepository implements IShippingCostRepository {

  constructor(

    @InjectRepository(ShippingCost)

    private readonly repository: Repository<ShippingCost>

  ) {}

  public findOneByGrams(grams: number): Promise<ShippingCost | undefined> {

    return this.repository

      .createQueryBuilder('shippingCost')

      .select([ 'shippingCost.id' ])

      .where('shippingCost.grams = :grams', { grams })

      .getOne();

  }

}