using GB5Shared.DTO.Framework.Login;
using GoodBooks.PAY.PAYDAL.CustomCode.Order;
using Microsoft.Extensions.Logging;

namespace GoodBooks.PAY.PAYBLL.Transaction
{
    // ─────────────────────────────────────────────────────────────────────────
    //  PayTransactionBLL
    //
    //  Read-only BLL for TPAYTRANSACTION.
    //  Transactions are never created by direct API — they are created
    //  internally by PayOrderBLL (on initiation) and PayWebhookBLL (on callback).
    //  Cache level: NOT_REQUIRED — transactional financial data is always live.
    // ─────────────────────────────────────────────────────────────────────────
    public class PayTransactionBLL : IPayTransactionBLL
    {
        private readonly IPayTransactionDAL           _dal;
        private readonly ILogger<PayTransactionBLL>   _logger;

        public PayTransactionBLL(
            IPayTransactionDAL          dal,
            ILogger<PayTransactionBLL>  logger)
        {
            _dal    = dal;
            _logger = logger;
        }

        // ── Get single transaction by internal Id ─────────────────────────────

        public async Task<string> GetPayTransaction(
            int payTransactionId, LoginDTO login, CancellationToken ct)
        {
            try
            {
                return await _dal.GetPayTransaction(payTransactionId, login).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                _logger.LogError(ex,
                    "GetPayTransaction failed for PayTransactionId {PayTransactionId}",
                    payTransactionId);
                throw;
            }
        }

        // ── Get all transactions for a pay order ──────────────────────────────

        public async Task<string> GetPayTransactionsByOrder(
            int payOrderId, LoginDTO login, CancellationToken ct)
        {
            try
            {
                return await _dal.GetPayTransactionsByOrder(payOrderId, login).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                _logger.LogError(ex,
                    "GetPayTransactionsByOrder failed for PayOrderId {PayOrderId}",
                    payOrderId);
                throw;
            }
        }
    }
}