//::///////////////////////////////////////////////
//:: Protection  from Spells
//:: NW_S0_PrChaos.nss
//:: Copyright (c) 2001 Bioware Corp.
//:://////////////////////////////////////////////
/*
    Grants the caster and up to 1 target per 4
    levels a +8 saving throw bonus versus spells
*/
//:://////////////////////////////////////////////
//:: Created By: Preston Watamaniuk
//:: Created On: June 27, 2001
//:://////////////////////////////////////////////
#include "NW_I0_SPELLS"

#include "x2_inc_spellhook"

void main()
{

/*
  Spellcast Hook Code
  Added 2003-06-23 by GeorgZ
  If you want to make changes to all spells,
  check x2_inc_spellhook.nss to find out more

*/

    if (!X2PreSpellCastCode())
    {
    // If code within the PreSpellCastHook (i.e. UMD) reports FALSE, do not run this spell
        return;
    }

// End of Spell Cast Hook


    //Declare major variables
    int nMetaMagic = GetMetaMagicFeat();
    int nDuration = GetCasterLevel(OBJECT_SELF);
    int nTargets = nDuration / 4;
    if(nTargets == 0)
    {
        nTargets = 1;
    }

    if (nMetaMagic == METAMAGIC_EXTEND)
    {
        nDuration = nDuration * 2;   //Duration is +100%
    }

    object oTarget;
    effect eVis = EffectVisualEffect(VFX_IMP_MAGIC_PROTECTION);
    effect eSave = EffectSavingThrowIncrease(SAVING_THROW_ALL, 8, SAVING_THROW_TYPE_SPELL);
    effect eDur = EffectVisualEffect(VFX_DUR_CESSATE_POSITIVE);
    effect eDur2 = EffectVisualEffect(VFX_DUR_MAGIC_RESISTANCE);
    effect eLink = EffectLinkEffects(eSave, eDur);
    eLink = EffectLinkEffects(eLink, eDur2);

    float fDelay;
    //Get first target in spell area
    location lLoc = GetLocation(OBJECT_SELF);
    oTarget = GetFirstObjectInShape(SHAPE_SPHERE, RADIUS_SIZE_MEDIUM, lLoc, FALSE);
    while(GetIsObjectValid(oTarget) && nTargets != 0)
    {
        if(GetIsFriend(oTarget) && OBJECT_SELF != oTarget)
        {
            fDelay = GetRandomDelay();
            //Fire cast spell at event for the specified target
            SignalEvent(oTarget, EventSpellCastAt(OBJECT_SELF, SPELL_PROTECTION_FROM_SPELLS, FALSE));
            //Apply the VFX impact and effects
            DelayCommand(fDelay, ApplyEffectToObject(DURATION_TYPE_INSTANT, eVis, oTarget));
            DelayCommand(fDelay, ApplyEffectToObject(DURATION_TYPE_TEMPORARY, eLink, oTarget, TurnsToSeconds(nDuration)));
            nTargets--;
        }
        //Get next target in spell area
        oTarget = GetNextObjectInShape(SHAPE_SPHERE, RADIUS_SIZE_MEDIUM, lLoc, FALSE);
    }
    DelayCommand(fDelay, ApplyEffectToObject(DURATION_TYPE_INSTANT, eVis, OBJECT_SELF));
    DelayCommand(fDelay, ApplyEffectToObject(DURATION_TYPE_TEMPORARY, eLink, OBJECT_SELF, TurnsToSeconds(nDuration)));
}