psp_api/src/modules/pos/goods/goods.service.ts

import { GoodSelect } from '@/generated/prisma/models'
import { Injectable } from '@nestjs/common'
import { ResponseMapper } from '../../../common/response/response-mapper'
import { PrismaService } from '../../../prisma/prisma.service'
import { CreateGoodDto } from './dto/create-good.dto'

@Injectable()
export class GoodsService {
  constructor(private prisma: PrismaService) {}

  private readonly defaultSelect: GoodSelect = {
    id: true,
    name: true,
    barcode: true,
    created_at: true,
    description: true,
    sku: {
      select: {
        id: true,
        name: true,
        code: true,
      },
    },
    local_sku: true,
    is_default_guild_good: true,
    pricing_model: true,
    measure_unit: {
      select: {
        id: true,
        name: true,
      },
    },
    image_url: true,
    category: {
      select: {
        id: true,
        name: true,
        image_url: true,
      },
    },
  }

  async findAll(business_activity_id: string, guild_id: string) {
    const goods = await this.prisma.good.findMany({
      where: {
        OR: [
          {
            is_default_guild_good: true,
            category: {
              guild_id,
            },
          },
          {
            business_activity_id,
          },
        ],
      },
      select: this.defaultSelect,
    })

    return ResponseMapper.list(goods)
  }

  async findOne(good_id: string, business_activity_id: string, guild_id: string) {
    const good = await this.prisma.good.findUnique({
      where: {
        id: good_id,
        business_activity: {
          id: business_activity_id,
          guild_id,
        },
      },
      select: this.defaultSelect,
    })

    return ResponseMapper.single(good)
  }

  async create(data: CreateGoodDto, business_activity_id: string) {
    const { category_id, sku_id, measure_unit_id, ...rest } = data

    const dataToCreate = {
      ...rest,
      business_activity_id,
      connect: {
        category: {
          id: category_id,
        },
      },
    }

    const good = await this.prisma.good.create({
      data: {
        ...rest,
        measure_unit: {
          connect: {
            id: measure_unit_id,
          },
        },
        sku: {
          connect: {
            id: sku_id,
          },
        },
        category: {
          connect: {
            id: category_id,
          },
        },
        business_activity: {
          connect: {
            id: business_activity_id,
          },
        },
      },
      select: this.defaultSelect,
    })

    return ResponseMapper.create(good)
  }
}