techage/logic/sequencer.lua

289 lines
7.8 KiB
Lua

--[[
TechAge
=======
Copyright (C) 2017-2020 Joachim Stolberg
AGPL v3
See LICENSE.txt for more information
TA3 Sequencer
]]--
-- for lazy programmers
local M = minetest.get_meta
local S = techage.S
local logic = techage.logic
local NUM_SLOTS = 8
local sAction = ",on,off"
local kvAction = {[""]=1, ["on"]=2, ["off"]=3}
local tAction = {nil, "on", "off"}
local function new_rules()
local tbl = {}
for idx = 1,NUM_SLOTS do
tbl[idx] = {offs = "", num = "", act = 1}
end
return tbl
end
local function formspec(state, rules, endless)
local tbl = {"size[8,9.2]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"label[0,0;Number(s)]label[2.1,0;Command]label[6.4,0;Offset/s]"}
for idx, rule in ipairs(rules or {}) do
tbl[#tbl+1] = "field[0.2,"..(-0.2+idx)..";2,1;num"..idx..";;"..(rule.num or "").."]"
tbl[#tbl+1] = "dropdown[2,"..(-0.4+idx)..";3.9,1;act"..idx..";"..sAction..";"..(rule.act or "").."]"
tbl[#tbl+1] = "field[6.2,"..(-0.2+idx)..";2,1;offs"..idx..";;"..(rule.offs or "").."]"
end
tbl[#tbl+1] = "checkbox[0,8.5;endless;Run endless;"..dump(endless).."]"
tbl[#tbl+1] = "button[2.2,8.5;1.5,1;help;help]"
tbl[#tbl+1] = "button[4.2,8.5;1.5,1;save;Save]"
tbl[#tbl+1] = "image_button[6.2,8.5;1,1;".. techage.state_button(state) ..";button;]"
return table.concat(tbl)
end
local function formspec_help()
return "size[8,9.2]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"label[2,0;TA3 Sequencer Help]"..
"label[0,1;Define a sequence of commands\nto control other machines.]"..
"label[0,2.2;Numbers(s) are the node numbers,\nthe command shall sent to.]"..
"label[0,3.4;The commands 'on'/'off' are used\n for machines and other nodes.]"..
"label[0,4.6;Offset is the time to the\nnext line in seconds (1..999).]"..
"label[0,5.8;If endless is set, the Sequencer\nrestarts again and again.]"..
"label[0,7;The command ' ' does nothing,\nonly consuming the offset time.]"..
"button[3,8;2,1;exit;close]"
end
local function stop_the_sequencer(pos)
local nvm = techage.get_nvm(pos)
local meta = M(pos)
nvm.running = false
nvm.endless = nvm.endless or false
nvm.rules = nvm.rules or new_rules()
logic.infotext(meta, S("TA3 Sequencer"), "stopped")
meta:set_string("formspec", formspec(techage.STOPPED, nvm.rules, nvm.endless))
minetest.get_node_timer(pos):stop()
return false
end
local function get_next_slot(idx, rules, endless)
idx = idx + 1
if idx <= #rules and rules[idx].offs ~= "" and rules[idx].num ~= "" then
return idx
elseif endless then
return 1
end
return nil
end
local function restart_timer(pos, time)
local timer = minetest.get_node_timer(pos)
if timer:is_started() then
timer:stop()
end
if type(time) == "number" then
time = math.max(time, 0.2)
timer:start(time)
end
end
local function check_rules(pos, elapsed)
local nvm = techage.get_nvm(pos)
local own_num = M(pos):get_string("node_number")
nvm.rules = nvm.rules or new_rules()
nvm.running = nvm.running or false
nvm.index = nvm.index or 1
nvm.endless = nvm.endless or false
techage.counting_start(M(pos):get_string("owner"))
while true do -- process all rules as long as offs == 0
local rule = nvm.rules[nvm.index]
local offs = tonumber(nvm.rules[nvm.index].offs or 1)
techage.send_multi(own_num, rule.num, tAction[rule.act])
nvm.index = get_next_slot(nvm.index, nvm.rules, nvm.endless)
if nvm.index ~= nil and offs ~= nil and nvm.running then
-- after the last rule a pause with 1 or more sec is required
if nvm.index == 1 and offs < 1 then
offs = 1
end
if offs > 0 then
-- we can't restart the timer within the function om_timer
minetest.after(0, restart_timer, pos, offs)
techage.counting_stop()
return false
end
else
techage.counting_stop()
return stop_the_sequencer(pos)
end
end
techage.counting_stop()
return false
end
local function start_the_sequencer(pos)
local nvm = techage.get_nvm(pos)
if not nvm.running then
local meta = M(pos)
nvm.running = true
nvm.endless = nvm.endless or false
nvm.rules = nvm.rules or new_rules()
logic.infotext(meta, S("TA3 Sequencer"), "running")
meta:set_string("formspec", formspec(techage.RUNNING, nvm.rules, nvm.endless))
minetest.get_node_timer(pos):start(0.1)
end
return false
end
local function on_receive_fields(pos, formname, fields, player)
if minetest.is_protected(pos, player:get_player_name()) then
return
end
local meta = M(pos)
local nvm = techage.get_nvm(pos)
nvm.running = nvm.running or false
nvm.endless = nvm.endless or false
nvm.rules = nvm.rules or new_rules()
if fields.help ~= nil then
meta:set_string("formspec", formspec_help())
return
end
if fields.endless ~= nil then
nvm.endless = fields.endless == "true"
nvm.index = 1
end
if fields.exit ~= nil then
if nvm.running then
meta:set_string("formspec", formspec(techage.RUNNING, nvm.rules, nvm.endless))
else
meta:set_string("formspec", formspec(techage.STOPPED, nvm.rules, nvm.endless))
end
return
end
for idx = 1,NUM_SLOTS do
if fields["offs"..idx] ~= nil then
nvm.rules[idx].offs = tonumber(fields["offs"..idx]) or ""
end
if fields["num"..idx] ~= nil and
techage.check_numbers(fields["num"..idx], player:get_player_name()) then
nvm.rules[idx].num = fields["num"..idx]
end
if fields["act"..idx] ~= nil then
nvm.rules[idx].act = kvAction[fields["act"..idx]]
end
end
if fields.button ~= nil then
if nvm.running then
stop_the_sequencer(pos)
else
start_the_sequencer(pos)
end
elseif fields.num1 ~= nil then -- any other change?
stop_the_sequencer(pos)
else
if nvm.running then
meta:set_string("formspec", formspec(techage.RUNNING, nvm.rules, nvm.endless))
else
meta:set_string("formspec", formspec(techage.STOPPED, nvm.rules, nvm.endless))
end
end
end
minetest.register_node("techage:ta3_sequencer", {
description = S("TA3 Sequencer"),
tiles = {
-- up, down, right, left, back, front
"techage_filling_ta3.png^techage_frame_ta3_top.png",
"techage_filling_ta3.png^techage_frame_ta3_top.png",
"techage_filling_ta3.png^techage_frame_ta3.png^techage_appl_sequencer.png",
},
after_place_node = function(pos, placer)
local meta = M(pos)
local nvm = techage.get_nvm(pos)
logic.after_place_node(pos, placer, "techage:ta3_sequencer", S("TA3 Sequencer"))
logic.infotext(meta, S("TA3 Sequencer"), S("stopped"))
nvm.rules = new_rules()
nvm.index = 1
nvm.running = false
nvm.endless = false
meta:set_string("formspec", formspec(techage.STOPPED, nvm.rules, nvm.endless))
end,
on_receive_fields = on_receive_fields,
can_dig = function(pos, puncher)
if minetest.is_protected(pos, puncher:get_player_name()) then
return false
end
local nvm = techage.get_nvm(pos)
return not nvm.running
end,
after_dig_node = function(pos, oldnode, oldmetadata)
techage.remove_node(pos, oldnode, oldmetadata)
techage.del_mem(pos)
end,
on_timer = check_rules,
paramtype2 = "facedir",
groups = {choppy=2, cracky=2, crumbly=2},
is_ground_content = false,
sounds = default.node_sound_stone_defaults(),
})
minetest.register_craft({
output = "techage:ta3_sequencer",
recipe = {
{"group:wood", "group:wood", ""},
{"default:mese_crystal", "techage:vacuum_tube", ""},
{"group:wood", "group:wood", ""},
},
})
techage.register_node({"techage:ta3_sequencer"}, {
on_recv_message = function(pos, src, topic, payload)
if topic == "on" then
start_the_sequencer(pos)
elseif topic == "off" then
-- do not stop immediately
local nvm = techage.get_nvm(pos)
if not nvm.running then
nvm.endless = not (nvm.endless or false)
else
nvm.endless = false
end
elseif topic == "pause" then
stop_the_sequencer(pos)
else
return "unsupported"
end
end,
on_node_load = function(pos)
local nvm = techage.get_nvm(pos)
if nvm.running then
minetest.get_node_timer(pos):start(1)
end
end,
})