techage/.test/sink.lua
2022-01-04 19:40:27 +01:00

113 lines
2.6 KiB
Lua

--[[
TechAge
=======
Copyright (C) 2019-2021 Joachim Stolberg
GPL v3
See LICENSE.txt for more information
Demo for a electrical power consuming node
]]--
-- for lazy programmers
local P2S = minetest.pos_to_string
local M = minetest.get_meta
local S = techage.S
local PWR_NEEDED = 5
local CYCLE_TIME = 2
local Cable = techage.ElectricCable
--local Cable = techage.Axle
local power = networks.power
local function swap_node(pos, name)
local node = techage.get_node_lvm(pos)
if node.name == name then
return
end
node.name = name
minetest.swap_node(pos, node)
end
local function on_rightclick(pos, node, clicker)
local nvm = techage.get_nvm(pos)
if not nvm.running and power.power_available(pos, Cable) then
nvm.running = true
swap_node(pos, "techage:sink_on")
M(pos):set_string("infotext", "on")
minetest.get_node_timer(pos):start(CYCLE_TIME)
else
nvm.running = false
swap_node(pos, "techage:sink")
M(pos):set_string("infotext", "off")
minetest.get_node_timer(pos):stop()
end
end
local function after_place_node(pos)
local nvm = techage.get_nvm(pos)
M(pos):set_string("infotext", "off")
Cable:after_place_node(pos)
end
local function after_dig_node(pos, oldnode)
Cable:after_dig_node(pos)
techage.del_mem(pos)
end
minetest.register_node("techage:sink", {
description = "Sink",
tiles = {'techage_electric_button.png^[colorize:#000000:50'},
on_timer = function(pos, elapsed)
local consumed = power.consume_power(pos, Cable, nil, PWR_NEEDED)
if consumed == PWR_NEEDED then
swap_node(pos, "techage:sink_on")
M(pos):set_string("infotext", "on")
end
return true
end,
on_rightclick = on_rightclick,
after_place_node = after_place_node,
after_dig_node = after_dig_node,
paramtype = "light",
light_source = 0,
paramtype2 = "facedir",
groups = {choppy = 2, cracky = 2, crumbly = 2},
is_ground_content = false,
sounds = default.node_sound_wood_defaults(),
})
minetest.register_node("techage:sink_on", {
description = "Sink",
tiles = {'techage_electric_button.png'},
on_timer = function(pos, elapsed)
local consumed = power.consume_power(pos, Cable, nil, PWR_NEEDED)
if consumed < PWR_NEEDED then
swap_node(pos, "techage:sink")
M(pos):set_string("infotext", "off")
end
return true
end,
on_rightclick = on_rightclick,
after_place_node = after_place_node,
after_dig_node = after_dig_node,
paramtype = "light",
light_source = minetest.LIGHT_MAX,
paramtype2 = "facedir",
diggable = false,
drop = "",
groups = {not_in_creative_inventory = 1},
is_ground_content = false,
sounds = default.node_sound_wood_defaults(),
})
power.register_nodes({"techage:sink", "techage:sink_on"}, Cable, "con")