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//::///////////////////////////////////////////////
//:: aa_s0_passdoor
//:://////////////////////////////////////////////
/*
    Spell Script for Pass Door

    Transports caster to the door's destination or the otherside of the door

    Thanks to LightFoot8 for providing the function: RunRatUnderDoor
    http://social.bioware.com/forum/1/topic/192/index/9060079#9063589
*/
//:://////////////////////////////////////////////
//:: Created By: The Magus (2012 jan 24)
//:: Modified:
//:://////////////////////////////////////////////

#include "aa_inc_constants"

#include "x2_inc_spellhook"
//#include "x0_i0_position"


void RunRatUnderDoor(object oRat, object oDoor)
{
   // Get the posistion for the rat.
   vector vRat = GetPosition(oRat);

   // Get the position for the door
   vector vDoor = GetPosition(oDoor);

   // Subtract the position of the rat from the position of the door.
   // To get the vector representing the position of the rat from the door.
   // basicly what we are doing is both the rat and the door have (X,Y) positions
   // (Rx,Ry) and (Dx,Dy)
   // if we subtract the position of the rat from both of them in effect moving
   // the line segment to where the rat is at cords (0,0) the
   // (Rx,Ry) - (Rx,Ry) =  (0,0)
   // (Dx,Dy) - (Rx-Ry) =  (Dx-Rx,Dy-Ry)
   // in effect moving the line segment to where the rat is at cords (0,0) the
   // the (Dx-Rx,Dy-Ry) Is in effect the vector showing both distance and
   //Direction that the door is from the rat.
   vector vDoorFromRat = vDoor-vRat;

   //To get the position 1 unit beyond the door in a stright line from where
   // the rat currently is, all we have to do is normilize the vector and add
   // it to the position of the door.
   vector vPastDoor1M = vDoor + VectorNormalize(vDoorFromRat);

   //Build a location with the new vector and have the rat face in the same
   //Direction that the door was from him. .
   location lPastDoor = Location(
                                   GetArea(oRat),
                                   vPastDoor1M,
                                   VectorToAngle(vDoorFromRat)
                                 );

   // Clear rats action que
   AssignCommand(oRat,ClearAllActions(TRUE));

   //Run to the door
   AssignCommand(oRat,ActionMoveToObject(oDoor,TRUE));

   //Lay flat
   AssignCommand(oRat,ActionPlayAnimation( ANIMATION_LOOPING_GET_LOW,1.0,2.0));

   // Squezze under.
   AssignCommand(oRat,ActionJumpToLocation(lPastDoor));

}


void main()
{
    /*
      Spellcast Hook Code
      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

    //  object oCaster = GetLastSpellCaster();
    object oCaster  = OBJECT_SELF;
    object oDoor    = GetSpellTargetObject();
    if ( !GetIsObjectValid(oCaster) || GetObjectType(oDoor)!= OBJECT_TYPE_DOOR)
    {
        return;
    }

    if(GetIsOpen(oDoor))
    {
        SendMessageToPC(oCaster, RED+"The door is open. Try walking through it instead.");
        return;
    }
    else if(GetLockKeyRequired(oDoor) || GetLocalInt(oDoor,"MAGIC") || GetLocalInt(oDoor,"NO_PASS"))
    {
        SendMessageToPC(oCaster, DMBLUE+"You are unable to find an opening to pass through.");
        return;
    }


    object oDest    = GetTransitionTarget(oDoor);

    if(GetIsObjectValid(oDest))
    {
        AssignCommand(oCaster, ClearAllActions(TRUE) );
        AssignCommand(oCaster, ActionMoveToObject(oDoor,TRUE) );
        AssignCommand(oCaster, ActionPlayAnimation( ANIMATION_LOOPING_GET_LOW,1.0,2.0) );

        if(GetObjectType(oDest)== OBJECT_TYPE_DOOR)
        {
            vector vDoor = GetPosition(oDest);
            location lPastDoor = Location(
                                GetArea(oDest),
                                vDoor+VectorNormalize(vDoor),
                                GetFacing(oDest)
                            );
            AssignCommand(oCaster, ActionJumpToLocation(lPastDoor) );
        }
        else
            AssignCommand(oCaster, ActionJumpToObject(oDest) );

    }
    else
    {
        /*
        float fFace     = GetFacing(oDoor);
        location lDoorF = GenerateNewLocation(oDoor, 1.0,
                               fFace, fFace
                               );
        location lDoorR = GenerateNewLocation(oDoor, 1.0,
                               GetNormalizedDirection(fFace+180.0), fFace
                               );
        location lPC    = GetLocation(oCaster);

        if(GetDistanceBetweenLocations(lDoorF,lPC)>GetDistanceBetweenLocations(lDoorR,lPC))
        {
            ClearAllActions();
            ActionJumpToLocation( lDoorF );
        }
        else
        {
            ClearAllActions();
            ActionJumpToLocation( lDoorR );
        }
        */
        RunRatUnderDoor(oCaster, oDoor);
    }
}