using FrameworkDAL.DTO.EIPConversation;
using System.Threading;
using System.Threading.Tasks;

namespace FrameworkBLL.EIPConversation.EIPHandlers.EIPOTP
{
    public interface IEIPOtpService
    {
        /// <summary>True if a still-pending, unexpired OTP already exists for this
        /// (tenant, user, capability) — signals the capability engine that the next
        /// inbound message should be treated as a verification attempt, not a fresh trigger.</summary>
        Task<bool> HasPendingOtpAsync(
            string capabilityCode,
            EIPExecutionContextDTO context,
            CancellationToken cancellationToken);

        Task GenerateOtpAsync(
            string capabilityCode,
            EIPExecutionContextDTO context,
            CancellationToken cancellationToken);

        Task<bool> VerifyOtpAsync(
            string capabilityCode,
            string otp,
            EIPExecutionContextDTO context,
            CancellationToken cancellationToken);
    }
}