SapMagickaEffect.psc

Scriptname SapMagickaEffect extends ActiveMagicEffect

int ACTOR_ACTION_DRAW_START = 7
int ACTOR_ACTION_SHEATH_END = 10
float playerBaseMagicka
int updateCount = 0
Actor akWhoHasEquipped

Event OnInit()
    akWhoHasEquipped = GetTargetActor()
    RegisterForActorAction(ACTOR_ACTION_DRAW_START)
    RegisterForActorAction(ACTOR_ACTION_SHEATH_END)
EndEvent

Event OnActorAction(int actionType, actor akActor, Form source, int slot)
		If akActor == akWhoHasEquipped
			If actionType == ACTOR_ACTION_DRAW_START
				if akActor == Game.GetPlayer()
					playerBaseMagicka = Game.GetPlayer().GetBaseActorValue("Magicka")
				RegisterForSingleUpdate(2.0)
			ElseIf actionType == ACTOR_ACTION_SHEATH_END
				UnregisterForUpdate()
			EndIf
		EndIf
	Endif
EndEvent

Event OnUpdate()
    // Calculate the amount of magicka to drain from the player
    float drainAmount = playerBaseMagicka * 0.01 * (1 - Game.GetPlayer().GetActorValue("Conjuration") / 100)
    // Drain the player's magicka by the calculated amount
    Game.GetPlayer().DamageActorValue("Magicka", drainAmount)

    if (updateCount < 30)
        // Check if the player's magicka is below 0
        if (Game.GetPlayer().GetActorValue("Magicka") <= 0)
            // If so, unregister from updates
            UnregisterForUpdate()
        else
            // Otherwise, register for another update and increment the update count
            RegisterForSingleUpdate(2.0)
            updateCount += 1
        EndIf
    else
        // If the update count has reached 30, unregister from updates
        UnregisterForUpdate()
    EndIf
EndEvent