import { Inject, Injectable, NotFoundException } from '@nestjs/common'
import { GetVersionQuery } from './get-version.query'
import { AppVersionRepository, APP_VERSION_REPOSITORY } from '@/domain/repositories/app-version.repository'
import { AppVersion } from '@/domain/entities/app-version.entity'

@Injectable()
export class GetVersionHandler {
  constructor(
    @Inject(APP_VERSION_REPOSITORY)
    private readonly appVersionRepository: AppVersionRepository,
  ) {}

  async execute(query: GetVersionQuery): Promise<AppVersion> {
    const version = await this.appVersionRepository.findById(query.id)

    if (!version) {
      throw new NotFoundException(`Version with ID ${query.id} not found`)
    }

    return version
  }
}