techage_modpack/hyperloop/booking_node.lua
2021-08-01 11:00:22 +02:00

324 lines
8.5 KiB
Lua

--[[
Hyperloop Mod
=============
Copyright (C) 2017-2019 Joachim Stolberg
LGPLv2.1+
See LICENSE.txt for more information
Booking/ticket machine
]]--
-- for lazy programmers
local SP = 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 S = hyperloop.S
local NS = hyperloop.NS
-- Used to store the Station list for each booking machine:
-- tStationList[SP(pos)] = {pos1, pos2, ...}
local tStationList = {}
local Stations = hyperloop.Stations
-- Form spec for the station list
local function generate_string(sortedList)
local tRes = {"size[12,8]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"item_image[0,0;1,1;hyperloop:booking]"..
"label[4,0; "..S("Select your destination").."]"}
tRes[2] = "tablecolumns[text,width=20;text,width=6,align=right;text]"
local stations = {}
for idx,tDest in ipairs(sortedList) do
local name = tDest.name or S("<unknown>")
local distance = tDest.distance or 0
local info = tDest.booking_info or ""
stations[#stations+1] = minetest.formspec_escape(string.sub(name, 1, 28))
stations[#stations+1] = distance.."m"
stations[#stations+1] = minetest.formspec_escape(info)
end
if #stations>0 then
tRes[#tRes+1] = "table[0,1;11.8,7.2;button;"..table.concat(stations, ",").."]"
else
tRes[#tRes+1] = "button_exit[4,4;3,1;button;Update]"
end
return table.concat(tRes)
end
local function store_station_list(pos, sortedList)
local tbl = {}
for idx,item in ipairs(sortedList) do
tbl[#tbl+1] = item.pos
end
tStationList[SP(pos)] = tbl
end
local function remove_junctions(sortedList)
local tbl = {}
for idx,item in ipairs(sortedList) do
if not item.junction and item.booking_pos then
tbl[#tbl+1] = item
end
end
return tbl
end
local function filter_subnet(sortedList, subnet)
if hyperloop.subnet_enabled then
if subnet == "" then
subnet = nil
end
local tbl = {}
for idx,item in ipairs(sortedList) do
if item.subnet == subnet then
tbl[#tbl+1] = item
end
end
return tbl
end
return sortedList
end
-- Used to update the station list for booking machine
-- and teleport list.
local function station_list_as_string(pos, subnet)
local meta = M(pos)
-- Generate a name sorted list of all connected stations
local sortedList = Stations:station_list(pos, pos, "name")
-- remove all junctions from the list
sortedList = remove_junctions(sortedList)
-- use subnet pattern to reduce the list
sortedList = filter_subnet(sortedList, subnet)
-- store the list for later use
store_station_list(pos, sortedList)
-- Generate the formspec string
return generate_string(sortedList)
end
local naming_formspec = nil
if hyperloop.subnet_enabled then
naming_formspec = function(pos)
local meta = M(pos)
local formspec = "size[7,5.4]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"label[0,0;"..S("Please enter the station name to\nwhich this booking machine belongs.").."]" ..
"field[0.2,1.5;7.1,1;name;"..S("Station name")..";MyTown]" ..
"field[0.2,2.7;7.1,1;info;"..S("Additional station information")..";]" ..
"field[0.2,3.9;7.1,1;subnet;"..S("Subnet name (optional)")..";]" ..
"button_exit[2.5,4.7;2,1;exit;Save]"
meta:set_string("formspec", formspec)
meta:set_int("change_counter", 0)
end
else
naming_formspec = function(pos)
local meta = M(pos)
local formspec = "size[7,4.4]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"label[0,0;"..S("Please enter the station name to\nwhich this booking machine belongs.").."]" ..
"field[0.2,1.5;7.1,1;name;"..S("Station name")..";MyTown]" ..
"field[0.2,2.7;7.1,1;info;"..S("Additional station information")..";]" ..
"button_exit[2.5,3.7;2,1;exit;Save]"
meta:set_string("formspec", formspec)
meta:set_int("change_counter", 0)
end
end
local function booking_machine_update(pos)
local meta = M(pos)
local sStationPos = meta:get_string("sStationPos")
if sStationPos ~= "" then
local station_pos = P(sStationPos)
local counter = meta:get_int("change_counter") or 0
local changed, newcounter = Stations:changed(counter)
if changed or not tStationList[sStationPos] then
local subnet = meta:get_string("subnet")
meta:set_string("formspec", station_list_as_string(station_pos, subnet))
meta:set_int("change_counter", newcounter)
end
end
end
local function on_rightclick(pos)
booking_machine_update(pos)
end
local function on_receive_fields(pos, formname, fields, player)
-- station name entered?
if fields.name ~= nil then
local station_name = string.trim(fields.name)
if station_name == "" then
return
end
local stationPos = Stations:get_next_station(pos)
if stationPos then
if Stations:get(stationPos).booking_pos then
hyperloop.chat(player, S("Station has already a booking machine!"))
return
end
-- add subnet name if available
local subnet = string.trim(fields.subnet or "")
if subnet == "" then
subnet = nil
end
-- store meta and generate station formspec
Stations:update(stationPos, {
name = station_name,
booking_pos = pos,
booking_info = string.trim(fields.info),
subnet = subnet,
})
local meta = M(pos)
meta:set_string("sStationPos", SP(stationPos))
meta:set_string("infotext", "Station: "..station_name)
meta:set_string("subnet", string.trim(fields.subnet or ""))
meta:set_int("change_counter", 0) -- force update
booking_machine_update(pos)
else
hyperloop.chat(player, S("Invalid station name!"))
end
elseif fields.button ~= nil then -- destination selected?
local te = minetest.explode_table_event(fields.button)
local idx = tonumber(te.row)
if idx and te.type=="CHG" then
local tStation, src_pos = hyperloop.get_base_station(pos)
local dest_pos = tStationList[SP(src_pos)] and tStationList[SP(src_pos)][idx]
if dest_pos and tStation then
-- place booking if not already blocked
if hyperloop.reserve(src_pos, dest_pos, player) then
hyperloop.set_arrival(src_pos, dest_pos)
-- open the pod door
hyperloop.open_pod_door(tStation)
end
else
-- data is corrupt, try an update
M(pos):set_int("change_counter", 0)
end
minetest.close_formspec(player:get_player_name(), formname)
end
end
end
local function on_destruct(pos)
local sStationPos = M(pos):get_string("sStationPos")
if sStationPos ~= "" then
Stations:update(P(sStationPos), {
booking_pos = "nil",
booking_info = "nil",
name = "Station",
})
end
end
-- wap from wall to ground
local function swap_node(pos, placer)
pos.y = pos.y - 1
if minetest.get_node_or_nil(pos).name ~= "air" then
local node = minetest.get_node(pos)
node.name = "hyperloop:booking_ground"
node.param2 = hyperloop.get_facedir(placer)
pos.y = pos.y + 1
minetest.swap_node(pos, node)
else
pos.y = pos.y + 1
end
end
-- wall mounted booking machine
minetest.register_node("hyperloop:booking", {
description = S("Hyperloop Booking Machine"),
tiles = {
-- up, down, right, left, back, front
"hyperloop_booking.png",
"hyperloop_booking.png",
"hyperloop_booking.png",
"hyperloop_booking.png",
"hyperloop_booking.png",
"hyperloop_booking_front.png",
},
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = {
{ -8/16, -8/16, 2/16, 8/16, 8/16, 8/16},
},
},
after_place_node = function(pos, placer, itemstack, pointed_thing)
naming_formspec(pos)
swap_node(pos, placer)
end,
on_rotate = screwdriver.disallow,
on_receive_fields = on_receive_fields,
on_destruct = on_destruct,
on_rightclick = on_rightclick,
paramtype = 'light',
light_source = 2,
paramtype2 = "facedir",
groups = {cracky=2},
is_ground_content = false,
})
-- ground mounted booking machine
minetest.register_node("hyperloop:booking_ground", {
description = S("Hyperloop Booking Machine"),
tiles = {
-- up, down, right, left, back, front
"hyperloop_booking.png",
"hyperloop_booking.png",
"hyperloop_booking.png",
"hyperloop_booking.png",
"hyperloop_booking.png",
"hyperloop_booking_front.png",
},
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = {
{ -8/16, -8/16, -3/16, 8/16, 8/16, 3/16},
},
},
after_place_node = function(pos, placer, itemstack, pointed_thing)
naming_formspec(pos)
end,
on_receive_fields = on_receive_fields,
on_destruct = on_destruct,
on_rightclick = on_rightclick,
on_rotate = screwdriver.disallow,
drop = "hyperloop:booking",
light_source = 2,
paramtype = 'light',
paramtype2 = "facedir",
groups = {cracky=2, not_in_creative_inventory=1},
is_ground_content = false,
})