techage/logic/programmer.lua

101 lines
3.0 KiB
Lua

--[[
TechAge
=======
Copyright (C) 2017-2020 Joachim Stolberg
AGPL v3
See LICENSE.txt for more information
Number programmer
]]--
-- for lazy programmers
local M = minetest.get_meta
local S = techage.S
local function join_to_string(tbl)
local t = {}
for key,_ in pairs(tbl) do
t[#t + 1] = key
end
return table.concat(t, " ")
end
local function reset_programmer(itemstack, user, pointed_thing)
user:get_meta():set_string("techage_prog_numbers", "")
minetest.chat_send_player(user:get_player_name(), S("[TechAge Programmer] programmer reset"))
return itemstack
end
local function read_number(itemstack, user, pointed_thing)
local pos = pointed_thing.under
if pos then
local number = techage.get_node_number(pos)
if number then
local numbers = minetest.deserialize(user:get_meta():get_string("techage_prog_numbers")) or {}
techage.add_to_set(numbers, number)
user:get_meta():set_string("techage_prog_numbers", minetest.serialize(numbers))
minetest.chat_send_player(user:get_player_name(), S("[TechAge Programmer] number").." "..number.." read")
else
minetest.chat_send_player(user:get_player_name(), S("[TechAge Programmer] Unknown node on").." "..minetest.pos_to_string(pos))
end
else
return reset_programmer(itemstack, user, pointed_thing)
end
return itemstack
end
local function program_numbers(itemstack, placer, pointed_thing)
local pos = pointed_thing.under
if pos then
local meta = M(pos)
local numbers = minetest.deserialize(placer:get_meta():get_string("techage_prog_numbers")) or {}
placer:get_meta():set_string("techage_prog_numbers", "")
local player_name = placer:get_player_name()
if meta and meta:get_string("owner") ~= player_name then
minetest.chat_send_player(player_name, S("[TechAge Programmer] foreign or unknown node!"))
return itemstack
end
local text = table.concat(numbers, " ")
local ndef = minetest.registered_nodes[minetest.get_node(pos).name]
if ndef and ndef.techage_set_numbers then
local res = ndef.techage_set_numbers(pos, text, player_name)
if res == true then
minetest.chat_send_player(player_name, S("[TechAge Programmer] node programmed!"))
else
minetest.chat_send_player(player_name, S("[TechAge Programmer] Error: invalid numbers!"))
end
else
minetest.chat_send_player(player_name, S("[TechAge Programmer] Error: programmer not supported!"))
end
return itemstack
else
return reset_programmer(itemstack, placer, pointed_thing)
end
end
minetest.register_craftitem("techage:programmer", {
description = S("TechAge Programmer (right = read number, left = write numbers)"),
inventory_image = "techage_programmer.png",
stack_max = 1,
wield_image = "techage_programmer_wield.png",
groups = {cracky=1, book=1},
-- left mouse button = program
on_use = program_numbers,
on_secondary_use = reset_programmer,
-- right mouse button = read
on_place = read_number,
})
minetest.register_craft({
output = "techage:programmer",
recipe = {
{"", "default:steel_ingot", ""},
{"", "techage:ta4_wlanchip", ""},
{"", "dye:red", ""},
},
})