using Serilog;
using System.Threading.Tasks;
using Taloyhtio.IDP.SPApi.Model;
using webapi.Application.Services;
using webapi.Domain.Events;
using webapi.Domain.SeedWork;
using webapi.Exceptions;

namespace webapi.Infractructure.Core.EventHandlers
{
    public class RevokeUserAssignmentDomainEventHandler : BaseEventHandler<RevokeUserAssignmentDomainEvent>
    {
        readonly IUserFlatMappingRepository _repository;
        readonly IUserAuthRepository _userAuthRepository;
        readonly ISPHandlerService _spHandlerService;
        readonly ILogger _log;

        public RevokeUserAssignmentDomainEventHandler(ILogger log, IUserFlatMappingRepository repository, IUserAuthRepository userAuthRepository,
            ISPHandlerService spHandlerService) {
            _repository = repository;
            _userAuthRepository = userAuthRepository;
            _spHandlerService = spHandlerService;
            _log = log;
        }

        public override async Task Handle(RevokeUserAssignmentDomainEvent request)
        {
            _log.Information("Start Revoke User");
            if (request?.Flat == null) throw new WarningException($"The {nameof(request.Flat)} argument is empty");
            var mappings = _repository.GetAllUserFlatsMappings(new[] { request.Flat.Id });
            foreach (var mapping in mappings)
            {
                var user = _userAuthRepository.GetUserByTaloyhtioUserId(mapping.UserId);
                if ((!mapping.IsAutomatic && string.IsNullOrEmpty(mapping.PMSUserName)) ||
                    !(user?.IsStronglyAuthenticated ?? false))
                    continue;

                //Revoke when users don't match
                if (((!mapping.IsAutomatic && !string.IsNullOrEmpty(mapping.PMSUserName)) && !request.Flat.CompareUsersByPMSUserName(mapping.PMSUserName)) &&
                    !request.Flat.CompareUsersByPIN(user.PINId, user.FirstName, user.LastName, user.Birthday, out var pmsUserName))
                {
                    //var userName = await _spService.GetUserName(request.UserId);
                    await _spHandlerService.UserToFlatFoldersAssignment(new UserToFlatFoldersAssignmentRequest()
                    {
                        FlatTitle = request.Flat.FlatTitle,
                        TaloyhtioPMCId = request.Flat.PMCTaloyhtioId,
                        TaloyhtioCondoId = request.CondoId,
                        FBACurrentUserName = request.UserName,
                        Remove = true
                    });

                    _log.Information("Delete mapping when user revoking");
                    await _repository.DeleteEntityAsync(mapping);
                    continue;
                }
            }
        }
    }
}