53 lines
1.8 KiB
C#

using AutoMapper;
using EnvelopeGenerator.Application.Contracts.Repositories;
using EnvelopeGenerator.Application.DTOs;
using EnvelopeGenerator.CommonServices;
using MediatR;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Logging;
namespace EnvelopeGenerator.Application.EmailTemplates.Queries.Read;
/// <summary>
///
/// </summary>
public class ReadEmailTemplateQueryHandler : IRequestHandler<ReadEmailTemplateQuery, ReadEmailTemplateResponse?>
{
private readonly IMapper _mapper;
private readonly IEmailTemplateRepository _repository;
/// <summary>
/// Initialisiert eine neue Instanz der <see cref="EmailTemplateController"/>-Klasse.
/// </summary>
/// <param name="mapper">
/// <param name="repository">
/// Die AutoMapper-Instanz, die zum Zuordnen von Objekten verwendet wird.
/// </param>
public ReadEmailTemplateQueryHandler(IMapper mapper, IEmailTemplateRepository repository)
{
_mapper = mapper;
_repository = repository;
}
/// <summary>
///
/// </summary>
/// <param name="request"></param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
/// <exception cref="InvalidOperationException"></exception>
public async Task<ReadEmailTemplateResponse?> Handle(ReadEmailTemplateQuery request, CancellationToken cancellationToken)
{
var temp = request.Id is int id
? await _repository.ReadByIdAsync(id)
: request.Type is Constants.EmailTemplateType type
? await _repository.ReadByNameAsync(type)
: throw new InvalidOperationException("Either a valid integer ID or a valid EmailTemplateType must be provided in the request.");
var res = _mapper.Map<ReadEmailTemplateResponse>(temp);
return res;
}
}