using AutoMapper;
using BlackRock.Reporting.API.Models;
using MediatR;

namespace BlackRock.Reporting.API.Mediator
{
    public class UpdateAllUsersCommand : IRequest<Result<UserDto>>
    {
        public UserForm User { get; }
        public Guid Id { get; }
        public UpdateAllUsersCommand(Guid id, UserForm user)
        {
            this.Id = id;
            this.User = user;
        }
    }

    public class UpdateAllUsersCommandHandlers : IRequestHandler<UpdateAllUsersCommand, Result<UserDto>>
    {
        private readonly ILogger<UpdateAllUsersCommandHandlers> logger;
        private readonly IMapper mapper;
        public UpdateAllUsersCommandHandlers(ILogger<UpdateAllUsersCommandHandlers> logger, IMapper mapper)
        {
            this.mapper = mapper;
            this.logger = logger;
        }
        public async Task<Result<UserDto>> Handle(UpdateAllUsersCommand command, CancellationToken cancellationToken)
        {
            if (command.Id == Guid.Empty)
                throw new ArgumentException($"Parameter {nameof(command.Id)} must not be null or empty");
            logger.LogInformation("Updating user ...");
            try
            {
                var user = new User();
                // var user = repository.GetUserByIdAsync(id);
                // mapper.Map<UserForm, User>(command.User,user)
                // await unitOfWork.SaveChangesAsync();
                var updatedUser = mapper.Map<User, UserDto>(user);
                return new Result<UserDto> { Data = updatedUser };
            }
            catch (Exception ex)
            {
                return new Result<UserDto> { IsSuccess = false, Error = "Faild to update data in DB." };
            }
        }
    }
}