tbd-station-14/Content.Shared/Physics/ThrowController.cs

using Robust.Shared.GameObjects.Components;
using Robust.Shared.Interfaces.Physics;
using Robust.Shared.IoC;
using Robust.Shared.Maths;
using Robust.Shared.Physics;
using Robust.Shared.Timers;

namespace Content.Shared.Physics
{
    public class ThrowController: VirtualController
    {
        private float _throwTime;
        private PhysicsComponent _component;

        public const float DefaultThrowTime = 0.25f;

        public float ThrowTime
        {
            get => _throwTime;
            set => _throwTime = value;
        }

        public override PhysicsComponent ControlledComponent
        {
            set => _component = value;
        }

        public void StartThrow(Vector2 initialImpulse)
        {
            _component.Momentum = initialImpulse;
            _component.Status = BodyStatus.InAir;
            Timer.Spawn((int) (ThrowTime * 1000), StopThrow);
        }

        public void StopThrow()
        {
            if (_component == null || _component.Owner.Deleted) return;
            if (IoCManager.Resolve<IPhysicsManager>().IsWeightless(_component.Owner.Transform.GridPosition))
            {
                Timer.Spawn((int) (ThrowTime * 1000), StopThrow);
                return;
            }
            _component.Status = BodyStatus.OnGround;
            _component.LinearVelocity = Vector2.Zero;
        }

        public ThrowController()
        {
            ThrowTime = DefaultThrowTime;
        }
    }
}