//::///////////////////////////////////////////////
//:: Exhaled Barrier: Heartbeat
//:: prc_wallbreathc.nss
//:://////////////////////////////////////////////
/*
    Person within the AoE takes breath damage
    per round.
*/
//:://////////////////////////////////////////////
//:: Created By: Preston Watamaniuk
//:: Created On: May 17, 2001
//:://////////////////////////////////////////////

//:: modified by mr_bumpkin  Dec 4, 2003
//:: Modified for Exhaled Barrier by Fox on Jan 23, 2008
#include "prc_inc_spells"

void main()
{

    //Declare major variables
    int nDamage = 0;
    effect eDam;
    object oTarget;
    //--------------------------------------------------------------------------
    // GZ 2003-Oct-15
    // When the caster is no longer there, all functions calling
    // GetAreaOfEffectCreator will fail. Its better to remove the barrier then
    //--------------------------------------------------------------------------
    if (!GetIsObjectValid(GetAreaOfEffectCreator()))
    {
        DestroyObject(OBJECT_SELF);
        return;
    }
    object oDragon = GetAreaOfEffectCreator();
    int nSaveDamageType;
    int nVisualType;
    int nDamageType = GetLocalInt(oDragon, "BarrierDamageType");
    int nDiceType = GetLocalInt(oDragon, "BarrierDiceType");
    int nDiceNumber = GetLocalInt(oDragon, "BarrierDiceNumber");
    int nSaveDC = 10 + GetHitDice(oDragon) / 2 + PRCMax(GetAbilityModifier(ABILITY_CONSTITUTION, oDragon), 0);
    //Declare and assign personal impact visual effect.
    switch (nDamageType)
    {
    	case DAMAGE_TYPE_ACID:
    	     nSaveDamageType = SAVING_THROW_TYPE_ACID;
    	     nVisualType = VFX_IMP_ACID_S; break;
    	
    	case DAMAGE_TYPE_COLD:
    	     nSaveDamageType = SAVING_THROW_TYPE_COLD;
    	     nVisualType = VFX_IMP_FROST_S; break;
    	
    	case DAMAGE_TYPE_ELECTRICAL:
    	     nSaveDamageType = SAVING_THROW_TYPE_ELECTRICITY;
    	     nVisualType = VFX_IMP_LIGHTNING_S; break;
    	
    	case DAMAGE_TYPE_FIRE:
    	     nSaveDamageType = SAVING_THROW_TYPE_FIRE;
    	     nVisualType = VFX_IMP_FLAME_M; break;
    	
    	case DAMAGE_TYPE_NEGATIVE:
    	     nSaveDamageType = SAVING_THROW_TYPE_NEGATIVE;
    	     nVisualType = VFX_IMP_NEGATIVE_ENERGY; break;
    	     
    	case DAMAGE_TYPE_POSITIVE:
    	     nSaveDamageType = SAVING_THROW_TYPE_POSITIVE;
    	     nVisualType = VFX_IMP_HOLY_AID; break;
    	
    	case DAMAGE_TYPE_SONIC:
    	     nSaveDamageType = SAVING_THROW_TYPE_SONIC;
    	     nVisualType = VFX_IMP_SILENCE; break;
    }
    effect eVis = EffectVisualEffect(nVisualType);

    //Capture the first target object in the shape.
    oTarget = GetFirstInPersistentObject(OBJECT_SELF,OBJECT_TYPE_CREATURE | OBJECT_TYPE_DOOR | OBJECT_TYPE_PLACEABLE);
    //Declare the spell shape, size and the location.
    while(GetIsObjectValid(oTarget))
    {
        if (spellsIsTarget(oTarget, SPELL_TARGET_STANDARDHOSTILE, oDragon))
        {
            //Fire cast spell at event for the specified target
            SignalEvent(oTarget, EventSpellCastAt(OBJECT_SELF, GetSpellId()));
        
            //Roll damage.
            switch(nDiceType)
            {
       	        case 4: 
    	            nDamage = d4(nDiceNumber); break;
    	        case 6: 
    	            nDamage = d6(nDiceNumber); break;
    	        case 8: 
    	            nDamage = d8(nDiceNumber); break;
    	        case 10: 
    	            nDamage = d10(nDiceNumber); break;
            }
            nDamage = PRCGetReflexAdjustedDamage(nDamage, oTarget, nSaveDC, nSaveDamageType);
            if(nDamage > 0)
            {
                // Apply effects to the currently selected target.
                eDam = EffectDamage(nDamage, nDamageType);
                ApplyEffectToObject(DURATION_TYPE_INSTANT, eDam, oTarget);
                ApplyEffectToObject(DURATION_TYPE_INSTANT, eVis, oTarget);
            }
        }
        //Select the next target within the spell shape.
        oTarget = GetNextInPersistentObject(OBJECT_SELF,OBJECT_TYPE_CREATURE | OBJECT_TYPE_DOOR | OBJECT_TYPE_PLACEABLE);
    }
    
}