using MoonTools.ECS;
using Nerfed.Runtime.Scheduling;

namespace Nerfed.Runtime.Systems.Synthetic;

public sealed class DummyMainThreadWorkSystem : MoonTools.ECS.System, IParallelSystemMetadata
{
    private readonly TimeSpan duration;
    private readonly DummyWorkloadMode mode;
    private readonly string scheduleName;
    private int seed;

    public DummyMainThreadWorkSystem(
        World world,
        TimeSpan duration,
        DummyWorkloadMode mode,
        string scheduleName,
        int initialSeed = 1) : base(world)
    {
        this.duration = duration;
        this.mode = mode;
        this.scheduleName = scheduleName;
        seed = initialSeed;
    }

    public string ScheduleName => scheduleName;

    public SystemAccessDeclaration AccessDeclaration => SystemAccessDeclaration.Empty;

    public override void Update(TimeSpan delta)
    {
        seed = DummyWorkloadRunner.Run(duration, mode, seed);
    }
}