psp_api/src/modules/admin/users/users.service.ts

import { PrismaService } from '@/prisma/prisma.service'
import { Injectable, NotFoundException } from '@nestjs/common'
import { ResponseMapper } from 'common/response/response-mapper'
import { CreateUserDto, UpdateUserDto } from './dto/user.dto'

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

  async findAll() {
    const [users, count] = await this.prisma.$transaction([
      this.prisma.user.findMany(),
      this.prisma.user.count(),
    ])
    return ResponseMapper.paginate(
      users.map(user => ({ ...user, fullname: `${user.first_name} ${user.last_name}` })),
      { count },
    )
  }

  async findOne(id: string) {
    const user = await this.prisma.user.findUnique({
      where: { id },
    })

    if (!user) {
      throw new NotFoundException('کاربری یافت نشد')
    }
    return ResponseMapper.single({
      ...user,
      fullname: `${user?.first_name} ${user?.last_name}`,
    })
  }

  async create(data: CreateUserDto) {
    return this.prisma.user.create({ data })
  }

  async update(id: string, data: UpdateUserDto) {
    return this.prisma.user.update({ where: { id }, data })
  }

  async delete(id: string) {
    return this.prisma.user.delete({ where: { id } })
  }
}