using LiteCharms.Features.Abstractions;
using LiteCharms.Features.Mediator;

namespace LiteCharms.Features.Quartz;

[DisallowConcurrentExecution]
public sealed class MediatorJob<TNotification>(IMediator mediator) : IJob where TNotification : IEvent
{
    public async Task Execute(IJobExecutionContext context)
    {
        var data = context.MergedJobDataMap["Payload"] as string;

        if (string.IsNullOrWhiteSpace(data))
        {
            Trace.WriteLine("Job Payload missing, job ended");

            return;
        }

        var notification = JsonSerializer.Deserialize<TNotification>(data);

        if (notification is null)
        {
            Trace.WriteLine("Notification could not be JSon converted from data string, job ended");

            return;
        }
                
        using var activity = MediatorTelemetry.Source.StartActivity($"Quartz: {typeof(TNotification).Name}");
                
        activity?.SetTag("event.correlation_id", notification.CorrelationId);

        await mediator.Publish(notification, context.CancellationToken);

        Trace.WriteLine("Job published");
    }
}