using Microsoft.Extensions.Options;
using QMax.Api.Configuration;

namespace QMax.Api.Services;

public sealed class MaxSyncWorker(
    IOptions<QMaxOptions> options,
    MaxBridgeSyncService syncService,
    ILogger<MaxSyncWorker> logger) : BackgroundService
{
    private readonly QMaxOptions _options = options.Value;

    protected override async Task ExecuteAsync(CancellationToken stoppingToken)
    {
        var delay = TimeSpan.FromSeconds(Math.Max(3, _options.MaxPollIntervalSeconds));
        using var timer = new PeriodicTimer(delay);

        while (!stoppingToken.IsCancellationRequested)
        {
            try
            {
                await syncService.SyncOnceAsync(stoppingToken);
            }
            catch (Exception ex)
            {
                logger.LogWarning(ex, "QMAX background sync tick failed.");
            }

            try
            {
                await timer.WaitForNextTickAsync(stoppingToken);
            }
            catch (OperationCanceledException)
            {
                break;
            }
        }
    }
}