Lua sacrifice lever

[WSouls]

		uniques = {
			--[leveruid] = {item to remove, item to make} -- egg color equipemt type
			[20019] = {id = 9929, newitem = 6095, leverpos = {x = 212,y = 1214,z = 8}}, --natural to worn armor
			[20017] = {id = 9927, newitem = 6096, leverpos = {x = 212,y = 1206,z = 8}}, --natural to worm helmet
			[20021] = {id = 9928, newitem = 5918, leverpos = {x = 212,y = 1222,z = 8}}, --natural to worm legs
			[20018] = {id = 2527, newitem = 2531, leverpos = {x = 198,y = 1214,z = 8}}, --natural to worm shield
			[20020] = {id = 7697, newitem = 6093, leverpos = {x = 226,y = 1214,z = 8}}, --natural to worm ring
			[20022] = {id = 9931, newitem = 5462, leverpos = {x = 212,y = 1230,z = 8}} --natural to worm boots
		}

function onUse(cid, item, frompos, item2, topos)
	unique = uniques[item.uid]
	-- Position of the itmes to be removed
	positions = {
		getThingfromPos({x = leverpos.x-2, y = leverpos.y+1, z = leverpos.z, stackpos=2}),
		getThingfromPos({x = leverpos.x-2, y = leverpos.y, z = leverpos.z, stackpos=2}),
		getThingfromPos({x = leverpos.x-2, y = leverpos.y-1, z = leverpos.z, stackpos=2}),
		getThingfromPos({x = leverpos.x-1, y = leverpos.y-1, z = leverpos.z, stackpos=2}),
		getThingfromPos({x = leverpos.x, y = leverpos.y-1, z = leverpos.z, stackpos=2}),
		getThingfromPos({x = leverpos.x+1, y = leverpos.y-1, z = leverpos.z, stackpos=2}),
		getThingfromPos({x = leverpos.x+2, y = leverpos.y-1, z = leverpos.z, stackpos=2}),
		getThingfromPos({x = leverpos.x+2, y = leverpos.y, z = leverpos.z, stackpos=2})
	}
	
	newpos = {x = leverpos.x, y = leverpos.y, z = leverpos.z, stackpos=2} -- Position item being created
	if (item.itemid == 1945) then
		for i = #positions, -1 do
			if positions[i] == unique.id then
				if doRemoveItem(positions[i].uid, 1) == LUA_NO_ERROR then
					pass = pass + 1
				end
			end
		end
		if pass == 8 then
			doCreateItem(2466, 1, positionOfNew)
			doTransformItem(item.uid, item.itemid+1)	
		else
			doPlayerSendCancel(cid, "Not all of the items you are sacrificing are correct.") -- Msg the player will receive if don't have the required item
		end
	elseif (item.itemid == 1946) then
			doTransformItem(item.uid, item.itemid-1)
	end
	return true
end

[19/08/2010 20:03:35] [Error - Action Interface] 
[19/08/2010 20:03:35] buffer:onUse
[19/08/2010 20:03:35] Description: 
[19/08/2010 20:03:35] [string "loadBuffer"]:15: attempt to index global 'leverpos' (a nil value)
[19/08/2010 20:03:35] stack traceback:
[19/08/2010 20:03:35] 	[string "loadBuffer"]:15: in function <[string "loadBuffer"]:11>

its suppose to check 8 positions for the correct items. it removes them and gives u a new one.

 

[Cykotitan]

local uniques = {
	--[leveruid] = {item to remove, item to make} -- egg color equipemt type
	[20019] = {id = 9929, newitem = 6095, leverpos = {x = 212,y = 1214,z = 8}}, --natural to worn armor
	[20017] = {id = 9927, newitem = 6096, leverpos = {x = 212,y = 1206,z = 8}}, --natural to worm helmet
	[20021] = {id = 9928, newitem = 5918, leverpos = {x = 212,y = 1222,z = 8}}, --natural to worm legs
	[20018] = {id = 2527, newitem = 2531, leverpos = {x = 198,y = 1214,z = 8}}, --natural to worm shield
	[20020] = {id = 7697, newitem = 6093, leverpos = {x = 226,y = 1214,z = 8}}, --natural to worm ring
	[20022] = {id = 9931, newitem = 5462, leverpos = {x = 212,y = 1230,z = 8}} --natural to worm boots
}

function onUse(cid, item, fromPosition, itemEx, toPosition)	
	if item.itemid == 1945 then
		local v = uniques[item.uid]
		-- Position of the items to be removed
		local positions, uid = {
			{x = v.leverpos.x-2, y = v.leverpos.y+1, z = v.leverpos.z, stackpos=2},
			{x = v.leverpos.x-2, y = v.leverpos.y, z = v.leverpos.z, stackpos=2},
			{x = v.leverpos.x-2, y = v.leverpos.y-1, z = v.leverpos.z, stackpos=2},
			{x = v.leverpos.x-1, y = v.leverpos.y-1, z = v.leverpos.z, stackpos=2},
			{x = v.leverpos.x, y = v.leverpos.y-1, z = v.leverpos.z, stackpos=2},
			{x = v.leverpos.x+1, y = v.leverpos.y-1, z = v.leverpos.z, stackpos=2},
			{x = v.leverpos.x+2, y = v.leverpos.y-1, z = v.leverpos.z, stackpos=2},
			{x = v.leverpos.x+2, y = v.leverpos.y, z = v.leverpos.z, stackpos=2}
		}, {}
		for _, k in ipairs(positions) do
			local p = getThingfromPos(k)
			if p.itemid == v.id then
				table.insert(uid, p.uid)
			else
				return doPlayerSendCancel(cid, "Not all of the items you are sacrificing are correct.") -- Msg the player will receive if don't have the required item
			end
		end

		for _, k in ipairs(uid) do
			doRemoveItem(k)
		end
		doCreateItem(v.newitem, 1, v.leverpos)
	end
	return doTransformItem(item.uid, item.itemid == 1945 and 1946 or 1945)
end