namespace Distribution.Features.Grn;

public interface IGrnRepository
{
    Task<Models.GoodsReceipt?> GetByIdAsync(Guid id);
    Task<List<Models.GoodsReceipt>> GetByPurchaseOrderIdAsync(Guid purchaseOrderId);
    Task AddAsync(Models.GoodsReceipt entity);

    /// <summary>True if at least one GoodsReceipt exists against this Po (createPurchaseReturn guard).</summary>
    Task<bool> HasAnyForPurchaseOrderAsync(Guid purchaseOrderId);

    /// <summary>Sum of AcceptedQuantity per ItemId across all receipts for a Po.</summary>
    Task<Dictionary<Guid, int>> GetAcceptedTotalsByItemAsync(Guid purchaseOrderId);
}