using GB5Shared.DTO.Framework.Login;

namespace WiBLL.EmployeeLeaveLink;

// Reusable outside WI: any module rostering/staffing employees for a given date can call
// this to find out who's on approved (PayRoll TLEAVE/TLEAVEDETAIL) leave that day, instead
// of re-deriving the same join. Deliberately its own small BLL rather than folded into
// LineRosterBLL, so a non-WI consumer can take a dependency on just this slice.
public interface IEmployeeLeaveLinkBLL
{
    Task<HashSet<int>> GetApprovedLeaveEmployeeIdsAsync(
        IEnumerable<int> employeeIds, DateOnly leaveDate, LoginDTO login, CancellationToken ct);
}