Wave of item effects and implementation

Zennysoft.Game.Ma.Implementation/Components/IAttackComponent.cs

@@ -15,4 +15,6 @@ public interface IAttackComponent : IEntityComponent
   public void SetAttack(int attack);
 
   public void RaiseMaximumAttack(int raiseAmount);
+
+  public void LowerMaximumAttack(int lowerAmount);
 }

Zennysoft.Game.Ma.Implementation/Components/IDefenseComponent.cs

@@ -15,4 +15,6 @@ public interface IDefenseComponent : IEntityComponent
   public void SetDefense(int attack);
 
   public void RaiseMaximumDefense(int raiseAmount);
+
+  public void LowerMaximumDefense(int lowerAmount);
 }

Zennysoft.Game.Ma.Implementation/Components/IExperiencePointsComponent.cs

@@ -20,5 +20,9 @@ public interface IExperiencePointsComponent : IEntityComponent
 
   public void LevelUp();
 
+  public void LevelDown();
+
   public event Action PlayerLevelUp;
+
+  public event Action PlayerLevelDown;
 }

Zennysoft.Game.Ma.Implementation/Components/IHealthComponent.cs

@@ -22,4 +22,6 @@ public interface IHealthComponent : IEntityComponent
   public void SetMaximumHealth(int health);
 
   public void RaiseMaximumHP(int raiseAmount, bool restoreHP = false);
+
+  public void LowerMaximumHP(int lowerAmount);
 }

Zennysoft.Game.Ma.Implementation/Components/LuckComponent.cs

@@ -7,4 +7,6 @@ public interface ILuckComponent : IEntityComponent
   public IAutoProp<int> Luck { get; }
 
   public void IncreaseLuck(int value);
+
+  void DecreaseLuck(int value);
 }