using MessagePack;
using Newtonsoft.Json;

[RethinkTable("Items")]
[InspectableField]
[MessagePackObject]
[JsonObject(MemberSerialization.OptIn)]
public class SensorBehaviorData : IItemBehaviorData
{
    [InspectableField] [JsonProperty("radiance")] [Key(0)]
    public PerformanceStat Radiance;

    [InspectableField] [JsonProperty("masking")] [Key(1)]
    public PerformanceStat RadianceMasking;

    [InspectableField] [JsonProperty("sensitivity")] [Key(2)]
    public PerformanceStat Sensitivity;

    [InspectableField] [JsonProperty("range")] [Key(3)]
    public PerformanceStat Range;
    
    public IItemBehavior CreateInstance(GameContext context, Ship ship, Gear item)
    {
        return new SensorBehavior(context, this, ship, item);
    }
}

public class SensorBehavior : IItemBehavior
{
    private SensorBehaviorData _data;

    public Ship Ship { get; }
    public Gear Item { get; }
    public GameContext Context { get; }

    public IItemBehaviorData Data => _data;

    public SensorBehavior(GameContext context, SensorBehaviorData data, Ship ship, Gear item)
    {
        _data = data;
        Ship = ship;
        Item = item;
        Context = context;
    }

    public void Update(float delta)
    {
        // var ship = Hardpoint.Ship.Ship.transform;
        // var contacts =
        //     Physics.OverlapSphere(ship.position, _data.Range.Evaluate(Hardpoint)).Where(c=>c.attachedRigidbody?.GetComponent<Targetable>()!=null).Select(c=>c.attachedRigidbody.GetComponent<Targetable>());
        // foreach (var contact in contacts)
        // {
        //     var diff = (contact.transform.position - ship.position).Flatland();
        //     var angle = acos(dot(ship.forward.Flatland().normalized,
        //                     diff.normalized)) / (float)PI;
        //     var sens = _data.Sensitivity.Evaluate(Hardpoint) *
        //                Hardpoint.Ship.HullData.VisibilityCurve.Evaluate(saturate(angle));
        //     var vis = contact.Visibility / diff.sqrMagnitude;
        //     if(vis > 1/sens)
        //         Hardpoint.Ship.Contacts[contact] = Time.time;
        // }
        //
        // Hardpoint.Ship.VisibilitySources[this] = _data.Radiance.Evaluate(Hardpoint) / _data.RadianceMasking.Evaluate(Hardpoint);
        // TODO: Handle Active Detection / Visibility From Reflected Radiance
    }

    public void FixedUpdate(float delta)
    {
    }
}