using GB5Shared.DTO.Framework.Login;
using GoodBooks.PAY.PAYDAL.DTO.Cashback;

namespace GoodBooks.PAY.PAYBLL.Integration
{
    /// <summary>
    /// Cross-module HTTP client for Finance module integration.
    /// HTTP-only — never shares Finance assembly.
    /// </summary>
    public interface IFinanceIntegrationService
    {
        /// <summary>
        /// Posts a cashback credit note to the Finance module.
        /// Called by CashbackLedgerBLL for PayoutMode=1 (CreditNote).
        /// </summary>
        Task PostCreditNoteAsync(CashbackLedgerDTO cashback, LoginDTO login, CancellationToken ct);

        /// <summary>
        /// Notifies Finance of a settled payment order for voucher posting.
        /// Called by PayWebhookBLL via outbox — non-fatal if Finance is unavailable.
        /// </summary>
        Task NotifyPaymentSettledAsync(int payOrderId, decimal amount, LoginDTO login, CancellationToken ct);
    }
}