bubble-socket-core/Simulation/Entity/CircleEntity.cs

using System;
using System.Collections.Generic;
using System.Numerics;
using System.Text.Json;
using BubbleSocketCore.Input;

namespace BubbleSocketCore.Simulation.Entity
{
	class CircleEntity : IEntity
	{
		private int Id;
		private Vector2 Position;
		private Vector2 Center;
		private float Radius;
		private float Speed;

		public CircleEntity()
		{
			Center = new Vector2(150, 75);
			Radius = 70.0f;
			Speed = 2;
		}

		public IEntity ApplyInputs(int elapsedTick, List<PlayerInput> inputs)
		{
			long millis = elapsedTick * TickService.simulationTickRateInMs;
			Position.X = Radius * (float)Math.Cos(millis / (Speed * 1000.0)) + Center.X;
			Position.Y = Radius * (float)Math.Sin(millis / (Speed * 1000.0)) + Center.Y;
			return this;
		}

		public IEntity Clone()
		{
			return new CircleEntity();
		}

		public int GetId()
		{
			return Id;
		}

		public Dictionary<string, object> Serialize()
		{
			return new Dictionary<string, object>{
				{ "id", Id },
				{"position", new List<object> {
					Position.X,
					Position.Y
					}
				},
			};
		}

		public void SetId(int entityId)
		{
			Id = entityId;
		}

		public override string ToString()
		{
			return JsonSerializer.Serialize(Serialize());
		}
	}
}