using CMSMicroservice.Protobuf.Protos.UserOrder;

namespace FrontOffice.BFF.Application.UserOrderCQ.Commands.CreateNewUserOrder;
public class CreateNewUserOrderCommandHandler : IRequestHandler<CreateNewUserOrderCommand, CreateNewUserOrderResponseDto>
{
    private readonly IApplicationContractContext _context;
    private readonly ICurrentUserService _currentUserService;

    public CreateNewUserOrderCommandHandler(IApplicationContractContext context, ICurrentUserService currentUserService)
    {
        _context = context;
        _currentUserService = currentUserService;
    }

    public async Task<CreateNewUserOrderResponseDto> Handle(CreateNewUserOrderCommand request, CancellationToken cancellationToken)
    {
        var userId = _currentUserService.UserId ?? throw new ForbiddenAccessException();
        var getAllUserAddress = await _context.UserAddress.GetAllUserAddressByFilterAsync(request: new()
        {
            Filter = new()
            {
                IsDefault = true,
                UserId = long.Parse(userId)
            }
        }, cancellationToken: cancellationToken);
        if (getAllUserAddress?.Models?.Any() == false)
            throw new Exception(message:"آدرس نامعتبر است!!");
        
        var req = request.Adapt<CreateNewUserOrderRequest>();
        req.UserId = long.Parse(userId);
        req.UserAddressId = getAllUserAddress!.Models.First().Id;

        var response = await _context.UserOrder.CreateNewUserOrderAsync(request: req, cancellationToken: cancellationToken);
        return response.Adapt<CreateNewUserOrderResponseDto>();
    }
}