import { IContactRepository } from '../../../Domain/IRepository/IContactRepository';
import { GetContactsByPageQuery } from './GetContactsByPageQuery';
import { ContactPageDto } from '../../DTOs/ContactDto';
import { ContactMapper } from '../../DTOs/Mappers/ContactMapper';

export class GetContactsByPageQueryHandler {
  constructor(private readonly contactRepo: IContactRepository) {}

  async execute(query: GetContactsByPageQuery): Promise<ContactPageDto> {
    const result = await this.contactRepo.findByPage(query.from, query.to);
    return {
      contacts: ContactMapper.toShortDtoList(result.contacts),
      totalCount: result.totalCount,
      from: query.from,
      to: query.to,
    };
  }
}