using System.Threading;
using System.Threading.Tasks;
using AdminDAL.DTO.BulkIceImport;
using GB5Shared.DTO.Framework.Login;

namespace AdminBLL.BulkIceImport
{
    public interface IBulkIceImportBLL
    {
        // Runs the full import pipeline.
        // Returns a success message string, a CSV file path (ReturnFile), or a
        // validation-failure JSON string ({ "Id": -1, "ValidationBody": "..@#$" }).
        Task<string> BulkImportAsync(
            BulkIceImportRequestDTO request,
            LoginDTO login,
            CancellationToken ct = default);
    }
}