#nullable enable

using System;
using System.Diagnostics;

namespace ShrinkEventBus
{
    public readonly struct ShrinkEventDiagnostic
    {
        internal ShrinkEventDiagnostic(DateTime timestampUtc, Type eventType, ShrinkBusKey busKey,
            ShrinkBusSchedulerKind scheduler, ShrinkDispatchMode dispatchMode, int threadId,
            long elapsedTimestampTicks, ShrinkPostResult result, bool isAsync)
        {
            TimestampUtc = timestampUtc;
            EventType = eventType;
            BusKey = busKey;
            Scheduler = scheduler;
            DispatchMode = dispatchMode;
            ThreadId = threadId;
            ElapsedTimestampTicks = elapsedTimestampTicks;
            Result = result;
            IsAsync = isAsync;
        }

        public DateTime TimestampUtc { get; }
        public Type EventType { get; }
        public ShrinkBusKey BusKey { get; }
        public ShrinkBusSchedulerKind Scheduler { get; }
        public ShrinkDispatchMode DispatchMode { get; }
        public int ThreadId { get; }
        public long ElapsedTimestampTicks { get; }
        public double ElapsedMilliseconds => ElapsedTimestampTicks * 1000d / Stopwatch.Frequency;
        public TimeSpan Elapsed => TimeSpan.FromSeconds(ElapsedTimestampTicks / (double)Stopwatch.Frequency);
        public ShrinkPostResult Result { get; }
        public bool IsAsync { get; }
    }
}