techage_modpack/signs_bot/delayer.lua
2020-05-31 22:31:18 +02:00

275 lines
6.9 KiB
Lua

--[[
Signs Bot
=========
Copyright (C) 2019 Joachim Stolberg
GPL v3
See LICENSE.txt for more information
Signal Delayer.
Signals are forwarded delayed. Subsequent signals are queued.
]]--
-- for lazy programmers
local S = function(pos) if pos then return minetest.pos_to_string(pos) end end
local P = minetest.string_to_pos
local M = minetest.get_meta
-- Load support for intllib.
local MP = minetest.get_modpath("signs_bot")
local I,_ = dofile(MP.."/intllib.lua")
local CYCLE_TIME = 2
local lib = signs_bot.lib
local function update_infotext(pos, dest_pos, cmnd)
M(pos):set_string("infotext", I("Signal Delayer: Connected with ")..S(dest_pos).." / "..cmnd)
end
local function infotext(pos)
local meta = M(pos)
local dest_pos = meta:get_string("signal_pos")
local signal = meta:get_string("signal_data")
if dest_pos ~= "" and signal ~= "" then
update_infotext(pos, P(dest_pos), signal)
end
end
local function formspec(meta)
local label = minetest.formspec_escape(I("Delay time [sec]:"))
local value = minetest.formspec_escape(meta:get_int("time"))
return "size[4,3]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"field[0.3,1;4,1;time;"..label..";"..value.."]"..
"button_exit[1,2.2;2,1;start;"..I("Start").."]"
end
-- Used by the pairing tool
local function signs_bot_get_signal(pos, node)
return "do"
end
-- switch to normal or loaded texture
local function turn_off(pos)
local mem = tubelib2.get_mem(pos)
local node = minetest.get_node(pos)
if mem.queue > 0 then
node.name = "signs_bot:delayer_loaded"
else
node.name = "signs_bot:delayer"
end
minetest.swap_node(pos, node)
end
-- switch to loaded texture
local function loaded(pos)
local node = minetest.get_node(pos)
if node.name == "signs_bot:delayer" or node.name == "signs_bot:delayer_on" then
node.name = "signs_bot:delayer_loaded"
minetest.swap_node(pos, node)
end
end
local function send_signal(pos)
local meta = M(pos)
local mem = tubelib2.get_mem(pos)
local node = minetest.get_node(pos)
if node.name == "signs_bot:delayer" or node.name == "signs_bot:delayer_loaded" then
node.name = "signs_bot:delayer_on"
minetest.swap_node(pos, node)
minetest.after(2, turn_off, pos)
end
signs_bot.send_signal(pos)
signs_bot.lib.activate_extender_nodes(pos, true)
mem.queue = (mem.queue or 1) - 1
if mem.queue > 0 then
mem.time = meta:get_int("time")
end
end
local function node_timer(pos)
local meta = M(pos)
local mem = tubelib2.get_mem(pos)
mem.time = (mem.time or 0) - CYCLE_TIME
--print("node_timer time="..mem.time..", queue="..mem.queue)
if mem.time <= 0 and mem.queue > 0 then
send_signal(pos)
end
return mem.queue > 0
end
-- To be called from sensors
local function signs_bot_on_signal(pos, node, signal)
local meta = M(pos)
local mem = tubelib2.get_mem(pos)
mem.queue = mem.queue or 0
--print("signs_bot_on_signal", signal, meta:get_int("time"))
if signal ~= "do" or meta:get_int("time") == 0 then return end
if mem.queue <= 0 then
mem.queue = 1
mem.time = meta:get_int("time")
loaded(pos)
else
mem.queue = mem.queue + 1
end
minetest.get_node_timer(pos):start(CYCLE_TIME)
end
local function on_receive_fields(pos, formname, fields, player)
local mem = tubelib2.get_mem(pos)
local meta = M(pos)
if minetest.is_protected(pos, player:get_player_name()) then
return
end
if fields.key_enter_field == "time" or fields.start then
local time = tonumber(fields.time)
if time and time >= 0 and time < 999999 then
meta:set_int("time", time)
mem.time = 0
mem.queue = 0
end
end
meta:set_string("formspec", formspec(meta))
turn_off(pos)
end
minetest.register_node("signs_bot:delayer", {
description = I("Signal Delayer"),
inventory_image = "signs_bot_delayer_inv.png",
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = {
{ -11/32, -1/2, -11/32, 11/32, -5/16, 11/32},
},
},
tiles = {
-- up, down, right, left, back, front
"signs_bot_sensor2.png^signs_bot_delayer.png",
"signs_bot_sensor2.png",
},
after_place_node = function(pos, placer)
local meta = M(pos)
local mem = tubelib2.init_mem(pos)
mem.time = 0
mem.queue = 0
infotext(pos)
meta:set_string("formspec", formspec(meta))
end,
signs_bot_get_signal = signs_bot_get_signal,
signs_bot_on_signal = signs_bot_on_signal,
on_receive_fields = on_receive_fields,
on_timer = node_timer,
update_infotext = update_infotext,
on_rotate = screwdriver.disallow,
paramtype = "light",
sunlight_propagates = true,
paramtype2 = "facedir",
is_ground_content = false,
groups = {sign_bot_sensor = 1, cracky = 1},
sounds = default.node_sound_metal_defaults(),
})
minetest.register_node("signs_bot:delayer_loaded", {
description = I("Signal Delayer"),
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = {
{ -11/32, -1/2, -11/32, 11/32, -5/16, 11/32},
},
},
tiles = {
-- up, down, right, left, back, front
"signs_bot_sensor2.png^signs_bot_delayer_loaded.png",
"signs_bot_sensor2.png",
},
signs_bot_get_signal = signs_bot_get_signal,
signs_bot_on_signal = signs_bot_on_signal,
on_receive_fields = on_receive_fields,
on_timer = node_timer,
update_infotext = update_infotext,
on_rotate = screwdriver.disallow,
paramtype = "light",
sunlight_propagates = true,
paramtype2 = "facedir",
is_ground_content = false,
diggable = false,
groups = {sign_bot_sensor = 1, not_in_creative_inventory = 1},
sounds = default.node_sound_metal_defaults(),
})
minetest.register_node("signs_bot:delayer_on", {
description = I("Signal Delayer"),
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = {
{ -11/32, -1/2, -11/32, 11/32, -5/16, 11/32},
},
},
tiles = {
-- up, down, right, left, back, front
"signs_bot_sensor2.png^signs_bot_delayer_on.png",
"signs_bot_sensor2.png",
},
on_timer = node_timer,
update_infotext = update_infotext,
on_rotate = screwdriver.disallow,
paramtype = "light",
sunlight_propagates = true,
paramtype2 = "facedir",
is_ground_content = false,
diggable = false,
groups = {sign_bot_sensor = 1, not_in_creative_inventory = 1},
sounds = default.node_sound_metal_defaults(),
})
minetest.register_craft({
output = "signs_bot:delayer",
recipe = {
{"group:wood", "dye:yellow", ""},
{"default:mese_crystal_fragment", "", ""},
{"default:steel_ingot", "", ""},
}
})
minetest.register_lbm({
label = "[signs_bot] Restart delayer",
name = "signs_bot:delayer_restart",
nodenames = {"signs_bot:delayer", "signs_bot:delayer_loaded", "signs_bot:delayer_on"},
run_at_every_load = true,
action = function(pos, node)
turn_off(pos)
local mem = tubelib2.get_mem(pos)
if mem.time and mem.time > 0 then
minetest.get_node_timer(pos):start(CYCLE_TIME)
end
end
})
if minetest.get_modpath("doc") then
doc.add_entry("signs_bot", "delayer", {
name = I("Signal Delayer"),
data = {
item = "signs_bot:delayer",
text = table.concat({
I("Signals are forwarded delayed. Subsequent signals are queued."),
I("The delay time can be configured."),
}, "\n")
},
})
end