Consume and gain cables when using the Cable Inserter

sparkwrench/cableinserter.lua

@@ -2,24 +2,46 @@ local NAME = minetest.get_current_modname()
 
 minetest.register_tool(NAME .. ":cableinserter", {
 						   description = "Cable Inserter",
-						   inventory_image = "multimeter.png",
+						   inventory_image = "cableinserter.png",
 						   stack_max = 1,
 						   on_place = function(itemstack, placer, pointed_thing)
 							   -- TODO Check that nodes does not already interact with the grid
 							   if pointed_thing["type"] == "node" then
 								   local node = minetest.get_node(pointed_thing.under)
 								   local meta = minetest.get_meta(pointed_thing.under)
+								   local inv = placer:get_inventory()
+								   local s = ItemStack("sparkcore:cable")
+								   s:set_count(1)
+								   
 								   if meta:get_int("sparktech_net_passive") == 1 then
 									   meta:set_int("sparktech_net_passive", 0)
 									   sparktech.remove_node_from_net(pointed_thing.under, node, true)
-									   minetest.debug("Removed cable")
+									   minetest.chat_send_player(placer:get_player_name(), "Cable Inserter: Removed cable")
+									   if inv:room_for_item("main", s) then
+										   inv:add_item("main", s)
+									   else
+										   minetest.item_drop(s, placer, pointed_thing.above)
+									   end
 								   else
-									   meta:set_int("sparktech_net_passive", 1)
-									   sparktech.add_node_to_net(pointed_thing.under, node)
-									   minetest.debug("Added cable")
+									   if inv:remove_item("main", s):get_count() ~= 0 then
+										   meta:set_int("sparktech_net_passive", 1)
+										   sparktech.add_node_to_net(pointed_thing.under, node)
+										   minetest.chat_send_player(placer:get_player_name(), "Cable Inserter: Added cable")
+									   end
 								   end
 							   end
 							   return itemstack
+						   end,
+						   on_use = function(itemstack, user, pointed_thing)
+							   if pointed_thing["type"] == "node" then
+								   local node = minetest.get_node(pointed_thing.under)
+								   local meta = minetest.get_meta(pointed_thing.under)
+								   if meta:get_int("sparktech_net_passive") == 1 then
+									   minetest.chat_send_player(user:get_player_name(), "Cable Inserter: Contains cable")
+								   else
+									   minetest.chat_send_player(user:get_player_name(), "Cable Inserter: Does not contain a cable")
+								   end
+							   end
 						   end
 })