using AutoMapper;
using Contracts;
using Domain.Entities;
using Domain.Repository;
using Services.Abstractions;

namespace Services
{
    public class RegionService : IRegionService
    {
        private readonly IRegionRepository _regionRepository;

        private readonly IMapper _mapper;
        public RegionService(IRegionRepository regionRepository, IMapper mapper)
        {
            _regionRepository = regionRepository;
            _mapper = mapper;
        }

        public async Task<RegionDto> CreateAsync(RegionDtoForCreate regionDto)
        {
            var region = _mapper.Map<Region>(regionDto);
            await _regionRepository.AddAsync(region);

            return _mapper.Map<RegionDto>(region);
        }

        public async Task DeleteAsync(Guid regionId)
        {
            var region = await _regionRepository.GetByIdAsync(regionId);
            if (region == null)
            {
                throw new KeyNotFoundException("Region not found");
            }

            await _regionRepository.DeleteAsync(region);
        }

        public async Task<List<RegionDto>> GetAllAsync()
        {
            var regions = await _regionRepository.GetAllAsync();

            return _mapper.Map<List<RegionDto>>(regions);
        }

        public async Task<RegionDto> GetByIdAsync(Guid id)
        {
            var region = await _regionRepository.GetByIdAsync(id);
            if (region == null)
            {
                throw new KeyNotFoundException("Region not found.");
            }
            return _mapper.Map<RegionDto>(region);
        }

        public async Task UpdateAsync(Guid regionId, RegionDtoForUpdate regionDto)
        {
            var region = await _regionRepository.GetByIdAsync(regionId);

            if (region == null)
            {
                throw new KeyNotFoundException("Region not found.");
            }
            region.Name = regionDto.Name;
            region.Code = regionDto.Code;

            await _regionRepository.UpdateAsync(region);
        }
    }
}