using AutoMapper;
using AutoMapper.QueryableExtensions;
using IRaCIS.Application.Interfaces;
using IRaCIS.Application.ViewModels;
using IRaCIS.Core.Application.Contracts.RequestAndResponse;
using IRaCIS.Core.Domain.Interfaces;
using IRaCIS.Core.Domain.Models;
using IRaCIS.Core.Domain.Share;
using System;
using System.Linq;

namespace IRaCIS.Application.Services
{
    public class EducationService : IEducationService
    {
        private readonly IPostgraduateRepository _postgraduateRepository;
        private readonly IMapper _mapper;
        private readonly IEducationRepository _educationRepository;

        public EducationService(IEducationRepository doctorNormalEducationRepository,
            IPostgraduateRepository doctorContinueLearningRepository, IMapper mapper)
        {
            _educationRepository = doctorNormalEducationRepository;
            _postgraduateRepository = doctorContinueLearningRepository;
            _mapper = mapper;
        }

        public DoctorEducationExperienceDTO GetEducation(Guid doctorId)
        {
            var educationQueryable = _educationRepository.Find(o => o.DoctorId == doctorId).OrderBy(t => t.CreateTime).ProjectTo<EducationInfoViewModel>(_mapper.ConfigurationProvider);
            var educationList = educationQueryable.ToList();
            var postgraduateList = _postgraduateRepository.Find(o => o.DoctorId == doctorId).OrderBy(t => t.CreateTime).ProjectTo<PostgraduateViewModel>(_mapper.ConfigurationProvider).ToList();


            var returnResult = new DoctorEducationExperienceDTO()
            {
                EducationList = educationList,
                PostgraduateList = postgraduateList
            };

            return returnResult;
        }

        public IResponseOutput AddOrUpdateEducationInfo(EducationCommand educationInfoViewModel)
        {
            if (educationInfoViewModel.Id == Guid.Empty || educationInfoViewModel.Id == null)
            {
                var doctorEducationInfo = _mapper.Map<Education>(educationInfoViewModel);
                switch (educationInfoViewModel.Degree)
                {
                    case StaticData.Bachelor:
                        doctorEducationInfo.ShowOrder = 1;
                        break;
                    case StaticData.Master:
                        doctorEducationInfo.ShowOrder = 2;
                        break;
                    case StaticData.Doctorate:
                        doctorEducationInfo.ShowOrder = 3;
                        break;
                }
                _educationRepository.Add(doctorEducationInfo);
                var success = _educationRepository.SaveChanges();

                return ResponseOutput.Result(success, doctorEducationInfo.Id.ToString());
            }

            else
            {
                _educationRepository.Update(_mapper.Map<Education>(educationInfoViewModel));
                var success = _educationRepository.SaveChanges();

                return ResponseOutput.Result(success);

            }
        }

        public IResponseOutput DeleteEducationInfo(Guid id)
        {
            var success = _educationRepository.Delete(o => o.Id == id);

            return ResponseOutput.Result(success);
        }

        public IResponseOutput AddOrUpdatePostgraduateInfo(PostgraduateCommand postgraduateViewModel)
        {
            if (postgraduateViewModel.Id == Guid.Empty || postgraduateViewModel.Id == null)
            {
                var doctorContinueLearning = _mapper.Map<Postgraduate>(postgraduateViewModel);
                _postgraduateRepository.Add(doctorContinueLearning);
              var success=  _postgraduateRepository.SaveChanges();

                return ResponseOutput.Result(success,doctorContinueLearning.Id.ToString());
            }
            else
            {
                _postgraduateRepository.Update(_mapper.Map<Postgraduate>(postgraduateViewModel));
                var success = _postgraduateRepository.SaveChanges();

                return ResponseOutput.Result(success);

            }
        }

        public IResponseOutput DeletePostgraduateInfo(Guid doctorId)
        {
            var success = _postgraduateRepository.Delete(o => o.Id == doctorId);

            return ResponseOutput.Result(success);
        }
    }
}