mods that hopefully work for a TechAge-based pack

mods/techage_modpack/signs_bot/tool.lua

@@ -0,0 +1,120 @@
+--[[
+
+	Signs Bot
+	=========
+
+	Copyright (C) 2019-2021 Joachim Stolberg
+
+	GPL v3
+	See LICENSE.txt for more information
+
+	Sensor/Actuator Connection Tool
+
+]]--
+
+-- Load support for I18n.
+local S = signs_bot.S
+
+local lib = signs_bot.lib
+
+local function get_current_data(pointed_thing)
+	local pos = pointed_thing.under
+	local ntype = signs_bot.get_node_type(pos)
+	return pos, ntype
+end
+
+local function get_stored_data(placer)
+	local meta = placer:get_meta()
+	local spos = meta:get_string("signs_bot_spos")
+	local name = meta:get_string("signs_bot_name")
+	if spos ~= "" then
+		return minetest.string_to_pos(spos), name
+	end
+end
+
+local function store_data(placer, pos, name)
+	local meta = placer:get_meta()
+	if pos then
+		local spos = minetest.pos_to_string(pos)
+		meta:set_string("signs_bot_spos", spos)
+		meta:set_string("signs_bot_name", name)
+	else
+		meta:set_string("signs_bot_spos", "")
+		meta:set_string("signs_bot_name", "")
+	end
+end
+
+-- Write actuator_pos data to sensor_pos
+local function pairing(actuator_pos, sensor_pos, invert)
+	local signal = signs_bot.get_signal(actuator_pos, sensor_pos)
+	if invert then
+		signal = ({on = "off", off = "on"})[signal]
+	end
+	
+	if signal then
+		signs_bot.store_signal(sensor_pos, actuator_pos, signal)
+		local node = tubelib2.get_node_lvm(sensor_pos)
+		local ndef = minetest.registered_nodes[node.name]
+		if ndef and ndef.update_infotext then
+			ndef.update_infotext(sensor_pos, actuator_pos, signal)
+		end
+	end
+end
+
+local function use_tool(itemstack, placer, pointed_thing)
+	local invert = false
+	if placer:get_player_control().aux1 then
+		invert = true
+	end
+
+	if pointed_thing.type == "node" then
+		local pos1,ntype1 = get_stored_data(placer)
+		local pos2,ntype2 = get_current_data(pointed_thing)
+
+		if ntype1 == "actuator" and (ntype2 == "sensor" or ntype2 == "repeater") then
+			pairing(pos1, pos2, invert)
+			store_data(placer, nil, nil)
+			minetest.sound_play('signs_bot_pong', {to_player = placer:get_player_name()})
+		elseif (ntype1 == "actuator" or ntype1 == "repeater") and ntype2 == "sensor" then
+			pairing(pos1, pos2, invert)
+			store_data(placer, nil, nil)
+			minetest.sound_play('signs_bot_pong', {to_player = placer:get_player_name()})
+		elseif ntype2 == "actuator" and (ntype1 == "sensor" or ntype1 == "repeater") then
+			pairing(pos2, pos1, invert)
+			store_data(placer, nil, nil)
+			minetest.sound_play('signs_bot_pong', {to_player = placer:get_player_name()})
+		elseif (ntype2 == "actuator" or ntype2 == "repeater") and ntype1 == "sensor" then
+			pairing(pos2, pos1, invert)
+			store_data(placer, nil, nil)
+			minetest.sound_play('signs_bot_pong', {to_player = placer:get_player_name()})
+		elseif ntype2 == "actuator" or ntype2 == "sensor" or ntype2 == "repeater" then
+			store_data(placer, pos2, ntype2)
+			minetest.sound_play('signs_bot_ping', {to_player = placer:get_player_name()})
+		else
+			store_data(placer, nil, nil)
+			minetest.sound_play('signs_bot_error', {to_player = placer:get_player_name()})
+		end
+		return
+	end
+end
+
+
+minetest.register_node("signs_bot:connector", {
+	description = S("Sensor Connection Tool"),
+	inventory_image = "signs_bot_tool.png",
+	wield_image = "signs_bot_tool.png",
+	groups = {cracky=1, book=1},
+	on_use = use_tool,
+	on_place = use_tool,
+	node_placement_prediction = "",
+	stack_max = 1,
+})
+
+minetest.register_craft({
+	output = "signs_bot:connector",
+	recipe = {
+		{"dye:yellow", "default:mese_crystal", "dye:yellow"},
+		{"", "default:stick", ""},
+		{"", "default:stick", ""}
+	}
+})