introduce talkaction to query house tile items by id

data/lib/core/container.lua

@@ -25,3 +25,25 @@ end
 function Container.isTile(self)
 	return false
 end
+
+function Container.getItemsById(self, itemId)
+	local list = {}
+	for index = 0, (self:getSize() - 1) do
+		local item = self:getItem(index)
+		if item then
+			if item:isContainer() then
+				local rlist = item:getItemsById(itemId)
+				if type(rlist) == 'table' then
+					for _, v in pairs(rlist) do
+						table.insert(list, v)
+					end
+				end
+			else
+				if item:getId() == itemId then
+					table.insert(list, item)
+				end
+			end
+		end
+	end
+	return list
+end