using GB5Shared.DTO.Framework.Login;
using GB5Shared.QueueReader;
using GB5Shared.Telemetry;
using GoodBooks.PAY.PAYBLL.Cashback;
using Microsoft.Extensions.Logging;

namespace GoodBooks.PAY.PAYSL.Services.Handlers;

// Processes a CASHBACK queue message by running all pending cashback payouts for the tenant.
// Message payload is ignored — the BLL fetches all due payouts from TCASHBACKLEDGER.
public sealed class CashbackQueueHandler : IJobQueueHandler
{
    public string MessageType => "CASHBACK";

    private readonly ICashbackLedgerBLL            _bll;
    private readonly ILogger<CashbackQueueHandler> _logger;

    public CashbackQueueHandler(ICashbackLedgerBLL bll, ILogger<CashbackQueueHandler> logger)
    {
        _bll    = bll;
        _logger = logger;
    }

    public async Task HandleAsync(string payload, LoginDTO login, long queueId, CancellationToken ct)
    {
        GB5Trace.Step("cashback-queue-process", new { TenantId = login.ClientId });
        _logger.LogInformation("CashbackQueueHandler: processing pending payouts for tenant {TenantId}", login.ClientId);

        await _bll.ProcessPendingPayoutsAsync(login, ct).ConfigureAwait(false);
    }
}