using CMSMicroservice.Protobuf.Protos.Commission;

namespace BackOffice.BFF.Application.CommissionCQ.Queries.GetUserWeeklyBalances;

public class GetUserWeeklyBalancesQueryHandler : IRequestHandler<GetUserWeeklyBalancesQuery, GetUserWeeklyBalancesResponseDto>
{
    private readonly IApplicationContractContext _context;

    public GetUserWeeklyBalancesQueryHandler(IApplicationContractContext context)
    {
        _context = context;
    }

    public async Task<GetUserWeeklyBalancesResponseDto> Handle(GetUserWeeklyBalancesQuery request, CancellationToken cancellationToken)
    {
        var grpcRequest = new GetUserWeeklyBalancesRequest
        {
            OnlyActive = request.Filter?.OnlyActive ?? false,
            PageIndex = request.PaginationState?.PageNumber ?? 1,
            PageSize = request.PaginationState?.PageSize ?? 10
        };

        if (request.Filter?.UserId.HasValue == true && request.Filter.UserId.Value > 0)
        {
            grpcRequest.UserId = request.Filter.UserId.Value;
        }

        if (request.Filter?.WeekDefinitionId.HasValue == true && request.Filter.WeekDefinitionId.Value > 0)
        {
            grpcRequest.WeekDefinitionId = request.Filter.WeekDefinitionId.Value;
        }

        var response = await _context.Commissions.GetUserWeeklyBalancesAsync(grpcRequest, cancellationToken: cancellationToken);

        return response.Adapt<GetUserWeeklyBalancesResponseDto>();
    }
}