Initial Commit

Assets/Scripts/Systems/Player/PlayerVitalsSystem.cs

@@ -0,0 +1,49 @@
+using System;
+using UnityEngine;
+using Zenject;
+
+namespace DefaultNamespace
+{
+	public class PlayerVitalsSystem : InjectableComponentSystem
+	{
+		[Serializable]
+		public class Settings
+		{
+			public float MaxRegenHealth;
+			public float RegenCooldown;
+			public AnimationCurve RegenCurve;
+			public float RegenSpeed;
+		}
+
+		[Inject] private readonly Settings settings;
+		private float lastPlayerHealth;
+
+		protected override void OnSystemUpdate()
+		{
+			Entities.ForEach(
+				(ref PlayerData player, ref ActorData actor) =>
+				{
+					player.RegenTimer = Mathf.Max(0, player.RegenTimer - Time.DeltaTime);
+
+					if (actor.Health < settings.MaxRegenHealth && actor.Health > 0)
+					{
+						if (actor.Health < lastPlayerHealth)
+						{
+							player.RegenTimer = settings.RegenCooldown;
+						}
+						else if (player.RegenTimer <= 0)
+						{
+							actor.Health = Mathf.Min(
+								settings.MaxRegenHealth,
+								actor.Health +
+								Time.DeltaTime *
+								settings.RegenSpeed *
+								settings.RegenCurve.Evaluate(Mathf.Clamp01(actor.Health / settings.MaxRegenHealth)));
+						}
+
+						lastPlayerHealth = actor.Health;
+					}
+				});
+		}
+	}
+}