include library.sui;
include library.utils;
include library.pet_lib;
include library.player_structure;
include library.structure;
include library.space_transition;
include library.space_utils;

// This script contains the basic nomove logic.  
// It is inherited by nomove.script, nomove_container.script and other nomove scripts

// Do not define OnAboutToBeTransfered or OnTransferred in any top level script that 
// uses this script and keep all transfer logic here.

trigger OnAboutToBeTransferred(obj_id dest, obj_id transferer)
{
	if ( !isIdValid(transferer))
		return SCRIPT_CONTINUE;

	if (!isPlayer(transferer))
		return SCRIPT_CONTINUE;
				
	obj_id owner = getOwner(self);
	if ( !isIdValid(owner) || !isPlayer(owner))
		owner = transferer;

	if(pet_lib.isPet(dest))
		return SCRIPT_OVERRIDE;
		
	if(owner != transferer)
	{
		// if the no trade item is a "shared" no trade item and is immediately
		// contained in a structure cell, and is being transferred to the
		// transferer's inventory (i.e. picked up), also allow the transfer if
		// the transferer is on the same account as the current owner of the item
		if (isNoTradeShared(self))
		{
			obj_id container = getContainedBy(self);
			if (isIdValid(container) && getTemplateName(container).equals(structure.TEMPLATE_CELL))
			{
				if (isIdValid(dest))
				{
					obj_id transfererInv = utils.getInventoryContainer(transferer);
					if (isIdValid(transfererInv) && (dest == transfererInv))
					{
						int transfererStationId = getPlayerStationId(transferer);
						if ((transfererStationId != 0) && (transfererStationId == getPlayerStationId(owner)))
							return SCRIPT_CONTINUE;
					}
				}
			}
		}

		string name = getString(getNameStringId(self));
		string msg = "You are not the owner of " + name + "\n";
		msg += " This item may only be picked up by the owner.";
		string title = "INFO";
		sui.msgbox(transferer, transferer, msg, sui.OK_ONLY, title, "noHandler");
		return SCRIPT_OVERRIDE;
	}

	location loc = getLocation(transferer);
	obj_id inv = utils.getInventoryContainer(owner);
	obj_id bank = utils.getPlayerBank(owner);
	obj_id cell = loc.cell;
	obj_id appearanceInv = getAppearanceInventory(owner);
	
	LOG ("nomove", "Source = " + transferer + "; Dest = " + dest + "; Owner = " + owner + "; Inv = " + inv + "; Bank = " + bank + "; Appearance Inventory = " + appearanceInv);
	if (!isIdValid(inv) || !isIdValid(bank) )
		return SCRIPT_OVERRIDE;

	if (dest == owner || dest == inv || dest == bank || dest == appearanceInv)
		return SCRIPT_CONTINUE;

	boolean inPlayerHouseOrPOB = false;
	if (isIdValid(cell)) 
	{
		if(dest == cell)
		{
			return SCRIPT_CONTINUE;
		}
		else
		{
		 	obj_id currentParent = getContainedBy(dest);
		 	while(isIdValid(currentParent) && !inPlayerHouseOrPOB)
		 	{
		 		inPlayerHouseOrPOB = currentParent == cell;
		 		currentParent = getContainedBy(currentParent);
		 	}
		
		}
	}

	// Check to see if we are placing this into a container held by the player.
	obj_id player = utils.getContainingPlayer(dest);
	

	if (player == transferer || inPlayerHouseOrPOB)
	{
		// If this container is already noTrade then allow the transfer
		if (hasObjVar(dest, "noTrade"))
			return SCRIPT_CONTINUE;
		
		// Otherwise flag the container as noTrade, by adding the nomove_container script to it and allow the transfer
		attachScript(dest, "item.special.nomove_container");
		return SCRIPT_CONTINUE;
	}
	
	if (isGod(transferer))
	{
		sendSystemMessageTestingOnly(transferer, "[GOD MODE] You have been allowed to move a No Trade item.  This item may now be tradable by players if it is in a container!");
		return SCRIPT_CONTINUE;
	}

	// Not a valid place to move the object
	string name = getString(getNameStringId(self));
	string msg = name + " may only be equipped by the owner, placed in the owner's inventory, the owner's house, a container in the owners house (must be in the same room when transferring), or placed in the owner's bank.";
	string title = "INFO";
	sui.msgbox(owner, owner, msg, sui.OK_ONLY, title, "noHandler");
 	return SCRIPT_OVERRIDE;
}

//the item went from a creatures corpse or loot container to a players backpack, set the objvar there
trigger OnTransferred(obj_id sourceContainer, obj_id destContainer, obj_id transferer)
{	
	// Make sure that we are not being deleted...
	if (isIdValid(self))
	{
		if (hasObjVar(self, "noTrade"))
			return SCRIPT_CONTINUE;

		if (utils.isNestedWithinAPlayer(destContainer))
			setObjVar(self, "noTrade", true);
	}
		
	return SCRIPT_CONTINUE;	
}