first commit

This commit is contained in:
Joachim Stolberg 2024-12-20 22:36:57 +01:00
parent 8183b05675
commit ac6970faac

665
logic/basic_terminal.lua Normal file
View File

@ -0,0 +1,665 @@
--[[
Basic Terminal
==============
Copyright (C) 2018-2024 Joachim Stolberg
AGPL v3
See LICENSE.txt for more information
terminal.lua:
]]--
local M = minetest.get_meta
local S = techage.S
local SCREENSAVER_TIME = 60 * 5
local Functions = {}
local Actions = {}
local Buttons = {"Edit", "Save", "Renum", "Cancel", "Run", "Stop", "Continue", "List"}
local States = {"init", "edit", "stopped", "running", "error", "input_str", "input_num", "break"}
local InputField = "style_type[field;textcolor=#FFFFFF]" ..
"field[1.5,0.8;7.4,0.7;input;;]" ..
"field_close_on_enter[input;false]" ..
"button[9,0.8;1.5,0.7;Enter;Enter]"
local WRENCH_MENU = {
{
type = "dropdown",
choices = "all players,friends,me",
name = "public",
label = S("Access allowed for"),
tooltip = S("Friends are players for whom this area is not protected"),
default = "1",
values = {1,2,0}
},
{
type = "dropdown",
choices = "terminal,basic",
name = "opmode",
label = S("Operational mode"),
tooltip = S("Switch between TA3 terminal and BASIC computer"),
default = "terminal",
},
}
local function register_ext_function(name, param_types, return_type, func)
Functions[nanobasic.add_function(name, param_types, return_type)] = func
end
local function register_action(states, key, func)
for _,state in ipairs(states) do
Actions[state] = Actions[state] or {}
Actions[state][key] = func
end
end
local function font_size(nvm)
nvm.trm_text_size = nvm.trm_text_size or 0
return nvm.trm_text_size >= 0 and "+" .. nvm.trm_text_size or tostring(nvm.trm_text_size)
end
local function fs_output_window(nvm, x, y, name, text)
local font_size = font_size(nvm)
local fs = {
"container[", x, ",", y, "]",
"box[0,0;12,7.5;#000000]",
"style_type[textarea;font=mono;",
"textcolor=#FFFFFF;border=false;",
"font_size=", font_size, "]",
"textarea[0,0;12,7.5;" .. name .. ";;",
minetest.formspec_escape(text), "]",
"container_end[]"
}
return table.concat(fs, "")
end
local function fs_size_buttons(x, y)
local fs = {
"container[", x, ",", y, "]",
"button[0.0,0;0.6,0.6;larger;+]",
"button[0.6,0;0.6,0.6;smaller;-]",
"container_end[]"
}
return table.concat(fs, "")
end
local function key_rows(keys)
local t = {}
for i = 1, #keys do
local x = (i - 1) * 1.5
if keys[i] ~= "" then
t[#t+1] = "button[" .. x .. ",0;1.5,0.7;" .. keys[i] .. ";" .. keys[i] .. "]"
else
t[#t+1] = "button[" .. x .. ",0;1.5,0.7;;---]"
end
end
return table.concat(t, "")
end
local function input_panel(nvm, x, y)
local fs = {
"container[", x, ",", y, "]",
key_rows(nvm.bttns or Buttons),
nvm.input or "",
"container_end[]"
}
return table.concat(fs, "")
end
local function get_action(nvm, fields)
local keys = {"Edit", "Save", "Renum", "Cancel", "Run", "Stop", "Continue", "List", "Enter"}
nvm.status = nvm.status or "init"
if nvm.status == "" then
nvm.status = "init"
end
--print("get_action", nvm.status, dump(fields))
for _,key in ipairs(keys) do
if fields[key] and Actions[nvm.status] and Actions[nvm.status][key] then
print("get_action", nvm.status, key)
return Actions[nvm.status][key]
end
end
return function(pos, nvm, fields)
return ""
end
end
local function formspec(pos, text)
local nvm = techage.get_nvm(pos)
local name = nvm.status == "edit" and "code" or ""
return "formspec_version[4]" ..
"size[12.8,10.5]" ..
"label[0.5,0.6;Mode: " .. (nvm.status or "") .. "]" ..
fs_size_buttons(10.6, 0.1) ..
techage.wrench_image(11.9, 0.15) ..
fs_output_window(nvm, 0.4, 0.8, name, text or "") ..
input_panel(nvm, 0.4, 8.6)
end
local function poweron_message(pos)
local s = nanobasic.free_mem() or ""
local ver = nanobasic.version()
return "NanoBasic V" .. ver .. "\n" .. s .. "Ready.\n"
end
minetest.register_node("techage:basic_terminal", {
description = S("TA3 Terminal"),
tiles = {-- up, down, right, left, back, front
'techage_terminal2_top.png',
'techage_terminal2_side.png',
'techage_terminal2_side.png^[transformFX',
'techage_terminal2_side.png',
'techage_terminal2_back.png',
"techage_terminal2_front.png",
},
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = {
{-12/32, -16/32, -16/32, 12/32, -14/32, 16/32},
{-12/32, -14/32, -3/32, 12/32, 6/32, 16/32},
{-10/32, -12/32, 14/32, 10/32, 4/32, 18/32},
{-12/32, 4/32, -4/32, 12/32, 6/32, 16/32},
{-12/32, -16/32, -4/32, -10/32, 6/32, 16/32},
{ 10/32, -16/32, -4/32, 12/32, 6/32, 16/32},
{-12/32, -14/32, -4/32, 12/32, -12/32, 16/32},
},
},
selection_box = {
type = "fixed",
fixed = {
{-12/32, -16/32, -4/32, 12/32, 6/32, 16/32},
},
},
after_place_node = function(pos, placer)
local number = techage.add_node(pos, minetest.get_node(pos).name)
local nvm = techage.get_nvm(pos)
local meta = M(pos)
local text = poweron_message(pos)
nvm.trm_ttl = 0
nvm.status = "init"
meta:set_int("public", 0)
meta:set_string("formspec", formspec(pos, text))
if placer then
meta:set_string("owner", placer:get_player_name())
end
meta:set_string("infotext", S("TA3 Terminal"))
end,
on_receive_fields = function(pos, formname, fields, player)
local nvm = techage.get_nvm(pos)
local meta = M(pos)
local public = meta:get_int("public")
if public == 1 or
public == 2 and not minetest.is_protected(pos, player:get_player_name()) or
public == 0 and player:get_player_name() == meta:get_string("owner") then
fields.Enter = fields.Enter or fields.key_enter_field
local action = get_action(nvm, fields)
local text = action(pos, nvm, fields)
if text and text ~= "" then
meta:set_string("formspec", formspec(pos, text))
end
end
end,
on_timer = function(pos, elapsed)
local nvm = techage.get_nvm(pos)
print("on_timer", nvm.status)
if (nvm.timeout or 0) > minetest.get_gametime() then
return true
end
if nvm.status == "running" then
local res = nanobasic.run(pos, 100)
print("on_timer2", res)
if res == nanobasic.NB_BUSY then
local text = nanobasic.get_screen_buffer(pos)
M(pos):set_string("formspec", formspec(pos, text))
return true
elseif res == nanobasic.NB_ERROR then
nvm.status = "error"
nvm.bttns = {"Edit", "", "", "", "", "Stop", "", ""}
nvm.input = ""
local text = nanobasic.get_screen_buffer(pos)
M(pos):set_string("formspec", formspec(pos, text))
elseif res == nanobasic.NB_END then
nvm.status = "stopped"
nvm.bttns = {"Edit", "", "", "", "Run", "Stop", "", ""}
nvm.input = ""
local text = nanobasic.get_screen_buffer(pos)
M(pos):set_string("formspec", formspec(pos, text))
elseif res == nanobasic.NB_BREAK then
local lineno = nanobasic.pop_num(pos);
nanobasic.print(pos, string.format("Break in line %d\n", lineno));
nvm.status = "break"
nvm.bttns = {"", "", "", "", "", "Stop", "Continue", "List"}
nvm.input = InputField
local text = nanobasic.get_screen_buffer(pos)
M(pos):set_string("formspec", formspec(pos, text))
elseif res >= nanobasic.NB_XFUNC then
if Functions[res] then
return Functions[res](pos, nvm)
end
print("Oops, error")
print(res, dump(Functions))
else
print("res = ", res)
return false
end
end
return false
end,
on_rightclick = function(pos, node, clicker)
local nvm = techage.get_nvm(pos)
local text
nvm.trm_ttl = minetest.get_gametime() + SCREENSAVER_TIME
if nvm.status == "edit" then
text = M(pos):get_string("code")
else
text = nanobasic.get_screen_buffer(pos) or ""
end
M(pos):set_string("formspec", formspec(pos, text))
end,
ta_after_formspec = function(pos, fields, playername)
if fields.save then
if M(pos):get_string("opmode") == "terminal" then
local node = techage.get_node_lvm(pos)
node.name = "techage:terminal2"
minetest.swap_node(pos, node)
local ndef = minetest.registered_nodes["techage:terminal2"]
ndef.after_place_node(pos)
end
end
end,
after_dig_node = function(pos, oldnode, oldmetadata)
techage.remove_node(pos, oldnode, oldmetadata)
nanobasic.destroy(pos)
end,
ta3_formspec = WRENCH_MENU,
drop = "techage:terminal2",
not_in_creative_inventory = 1,
paramtype = "light",
use_texture_alpha = "clip",
sunlight_propagates = true,
paramtype2 = "facedir",
groups = {choppy=2, cracky=2, crumbly=2},
is_ground_content = false,
sounds = default.node_sound_metal_defaults(),
})
--
-- Register VM external/callback functions
--
register_ext_function("input", {nanobasic.NB_STR}, nanobasic.NB_NUM, function(pos, nvm)
nvm.status = "input_num"
local s = nanobasic.pop_str(pos)
nanobasic.print(pos, s .. "? ")
nvm.bttns = {"", "", "", "", "", "Stop", "", ""}
nvm.input = InputField
local text = nanobasic.get_screen_buffer(pos) or ""
M(pos):set_string("formspec", formspec(pos, text))
return false -- stop execution
end)
register_ext_function("input$", {nanobasic.NB_STR}, nanobasic.NB_STR, function(pos, nvm)
nvm.status = "input_str"
local s = nanobasic.pop_str(pos)
nanobasic.print(pos, s .. "? ")
nvm.bttns = {"", "", "", "", "", "Stop", "", ""}
nvm.input = InputField
local text = nanobasic.get_screen_buffer(pos) or ""
M(pos):set_string("formspec", formspec(pos, text))
return false -- stop execution
end)
register_ext_function("sleep", {nanobasic.NB_NUM}, nanobasic.NB_NONE, function(pos, nvm)
local t = nanobasic.pop_num(pos) or 0
nvm.timeout = minetest.get_gametime() + t
local text = nanobasic.get_screen_buffer(pos)
M(pos):set_string("formspec", formspec(pos, text))
return true
end)
register_ext_function("time", {}, nanobasic.NB_NUM, function(pos, nvm)
nanobasic.push_num(pos, minetest.get_gametime() or 0)
local text = nanobasic.get_screen_buffer(pos)
M(pos):set_string("formspec", formspec(pos, text))
return true
end)
-- str: cmd$(num: node_num, str: cmnd, str: payload)
register_ext_function("cmd$", {nanobasic.NB_NUM, nanobasic.NB_STR, nanobasic.NB_STR}, nanobasic.NB_STR, function(pos, nvm)
local payload = nanobasic.pop_str(pos) or ""
local cmnd = nanobasic.pop_str(pos) or ""
local num = tostring(nanobasic.pop_num(pos) or 0)
local own_num = M(pos):get_string("node_number")
local owner = M(pos):get_string("owner")
if techage.not_protected(num, owner) then
techage.counting_add(owner, 1)
local resp = techage.send_single(own_num, num, cmnd, payload)
if type(resp) == "string" then
nanobasic.push_str(pos, resp)
else
nanobasic.push_str(pos, dump(resp))
end
else
nanobasic.push_str(pos, "protected")
end
return true
end)
-- num: cmd(num: node_num, num: cmnd, arr: payload)
register_ext_function("bcmd", {nanobasic.NB_NUM, nanobasic.NB_NUM, nanobasic.NB_ARR}, nanobasic.NB_NUM, function(pos, nvm)
local addr = nanobasic.pop_arr_addr(pos)
print("bcmd", addr)
local payload = nanobasic.read_arr(pos, addr) or {}
local cmnd = nanobasic.pop_num(pos) or 0
local num = nanobasic.pop_num(pos) or 0
local own_num = M(pos):get_string("node_number")
local owner = M(pos):get_string("owner")
if techage.not_protected(num, owner) then
techage.counting_add(owner, 1)
local resp = techage.beduino_send_cmnd(own_num, dest_num, topic, payload)
nanobasic.push_num(pos, resp)
else
nanobasic.push_num(pos, 4)
end
return true
end)
-- num: breq(num: node_num, num: cmnd, arr: payload)
register_ext_function("breq", {nanobasic.NB_NUM, nanobasic.NB_NUM, nanobasic.NB_ARR}, nanobasic.NB_NUM, function(pos, nvm)
local addr = nanobasic.pop_arr_addr(pos)
print("bcmd", addr)
local payload = nanobasic.read_arr(pos, addr) or {}
local cmnd = nanobasic.pop_num(pos) or 0
local num = nanobasic.pop_num(pos) or 0
local own_num = M(pos):get_string("node_number")
local owner = M(pos):get_string("owner")
if techage.not_protected(num, owner) then
techage.counting_add(owner, 1)
local sts, resp = techage.beduino_request_data(own_num, num, cmnd, payload)
if type(resp) == "table" then
nanobasic.write_arr(pos, addr, resp)
nanobasic.push_num(pos, sts)
else
nanobasic.push_num(pos, 5)
end
else
nanobasic.push_num(pos, 4)
end
return true
end)
-- str: breq(num: node_num, num: cmnd, arr: payload)
register_ext_function("breq$", {nanobasic.NB_NUM, nanobasic.NB_NUM, nanobasic.NB_ARR}, nanobasic.NB_STR, function(pos, nvm)
local addr = nanobasic.pop_arr_addr(pos)
print("bcmd", addr)
local payload = nanobasic.read_arr(pos, addr) or {}
local cmnd = nanobasic.pop_num(pos) or 0
local num = nanobasic.pop_num(pos) or 0
local own_num = M(pos):get_string("node_number")
local owner = M(pos):get_string("owner")
if techage.not_protected(num, owner) then
techage.counting_add(owner, 1)
local sts, resp = techage.beduino_request_data(own_num, num, cmnd, payload)
if type(resp) == "string" and sts == 0 then
nanobasic.push_str(pos, resp)
elseif type(resp) ~= "string" then
nanobasic.push_str(pos, "<5>")
end
else
nanobasic.push_str(pos, "<" .. tostring(sts) .. ">")
end
return true
end)
-- none: chat(str: msg)
register_ext_function("chat", {nanobasic.NB_STR}, nanobasic.NB_NONE, function(pos, nvm)
local msg = nanobasic.pop_str(pos) or ""
local owner = M(pos):get_string("owner")
minetest.chat_send_player(owner, msg)
return true
end)
-- none: dputs(num: node_num, num: row, str: text)
register_ext_function("dputs", {nanobasic.NB_NUM, nanobasic.NB_NUM, nanobasic.NB_STR}, nanobasic.NB_NONE, function(pos, nvm)
local text = nanobasic.pop_str(pos) or ""
local row = nanobasic.pop_num(pos) or 0
local num = nanobasic.pop_num(pos) or 0
local own_num = M(pos):get_string("node_number")
local owner = M(pos):get_string("owner")
if techage.not_protected(num, owner) then
techage.counting_add(owner, 1)
if row == 0 then -- add line
techage.send_single(own_num, num, "add", text)
else
print("dputs", row, text)
local payload = safer_lua.Store()
payload.set("row", row)
payload.set("str", text)
techage.send_single(own_num, num, "set", payload)
end
end
return true
end)
-- none: dclr(num: node_num)
register_ext_function("dclr", {nanobasic.NB_NUM}, nanobasic.NB_NONE, function(pos, nvm)
local num = nanobasic.pop_num(pos) or 0
local own_num = M(pos):get_string("node_number")
local owner = M(pos):get_string("owner")
if techage.not_protected(num, owner) then
techage.counting_add(owner, 1)
techage.send_single(own_num, num, "clear", nil)
end
return true
end)
-- none: door(str: node_pos, str: state)
register_ext_function("door", {nanobasic.NB_STR, nanobasic.NB_STR}, nanobasic.NB_NONE, function(pos, nvm)
local state = nanobasic.pop_str(pos) or ""
local spos = nanobasic.pop_str(pos) or 0
local doorpos = minetest.string_to_pos("(" .. spos .. ")")
local owner = M(pos):get_string("owner")
if pos then
local door = doors.get(doorpos)
if door then
techage.counting_add(owner, 1)
local player = {
get_player_name = function() return owner end,
is_player = function() return true end,
}
if state == "open" then
door:open(player)
elseif state == "close" then
door:close(player)
end
end
end
return true
end)
-- str: iname(str: item_name)
register_ext_function("iname", {nanobasic.NB_STR}, nanobasic.NB_STR, function(pos, nvm)
local item_name = nanobasic.pop_str(pos) or ""
local item = minetest.registered_items[item_name]
if item and item.description then
local s = minetest.get_translated_string("en", item.description)
nanobasic.push_str(pos, s or "")
else
nanobasic.push_str(pos, "")
end
return true
end)
--
-- Register user input actions: register_action(states, key, function)
--
register_action({"init", "stopped", "error", "break"}, "Edit", function(pos, nvm, fields)
nvm.status = "edit"
nvm.bttns = {"", "Save", "Renum", "Cancel", "Run", "", "", ""}
nvm.input = ""
return M(pos):get_string("code")
end)
register_action({"edit"}, "Save", function(pos, nvm, fields)
M(pos):set_string("code", fields.code)
return fields.code
end)
register_action({"edit"}, "Renum", function(pos, nvm, fields)
-- TODO: renumber code
return fields.code
end)
register_action({"edit"}, "Cancel", function(pos, nvm, fields)
nvm.status = "stopped"
nvm.bttns = {"Edit", "", "", "", "Run", "Stop", "", ""}
nvm.input = ""
return nanobasic.get_screen_buffer(pos) or ""
end)
register_action({"init", "edit", "stopped"}, "Run", function(pos, nvm, fields)
if nvm.status == "edit" then
M(pos):set_string("code", fields.code)
end
local code = M(pos):get_string("code")
if nanobasic.create(pos, code) then
nvm.status = "running"
nvm.bttns = {"", "", "", "", "", "Stop", "", ""}
nvm.input = ""
nvm.variables = nanobasic.get_variable_list(pos)
--print("nvm.variables", dump(nvm.variables))
minetest.get_node_timer(pos):start(0.2)
return nanobasic.get_screen_buffer(pos) or ""
else
nvm.status = "error"
nvm.bttns = {"Edit", "", "", "", "", "Stop", "", ""}
nvm.input = ""
return nanobasic.get_screen_buffer(pos) or ""
end
end)
register_action({"break"}, "Continue", function(pos, nvm, fields)
nvm.status = "running"
nvm.bttns = {"", "", "", "", "", "Stop", "", ""}
nvm.input = ""
minetest.get_node_timer(pos):start(0.2)
return nanobasic.get_screen_buffer(pos) or ""
end)
register_action({"break"}, "List", function(pos, nvm, fields)
nvm.status = "break"
nvm.bttns = {"", "", "", "", "", "Stop", "Continue", "List"}
nvm.input = InputField
return M(pos):get_string("code")
end)
register_action({"break"}, "Enter", function(pos, nvm, fields)
nvm.status = "break"
nvm.bttns = {"", "", "", "", "", "Stop", "Continue", "List"}
nvm.input = InputField
local s = fields.input:lower()
local var_name, arr_idx = s:match('^(%w+)%s*,%s*([0-9]*)$')
if var_name == nil then
var_name, arr_idx = s, "0"
end
print("fields.input:lower()", s, var_name, arr_idx)
if nvm.variables[var_name] then
arr_idx = tonumber(arr_idx)
local var_type, var_idx = nvm.variables[var_name][1], nvm.variables[var_name][2]
print("break / Enter", var_type, var_idx, arr_idx, dump(nvm.variables[var_name]))
local val = nanobasic.read_variable(pos, var_type, var_idx, arr_idx)
if var_type == nanobasic.NB_NUM then
nanobasic.print(pos, string.format("%s = %u\n", var_name, val));
elseif var_type == nanobasic.NB_STR then
nanobasic.print(pos, string.format("%s = \"%s\"\n", var_name, val));
else
nanobasic.print(pos, string.format("%s(%u) = %u\n", var_name, arr_idx, val));
end
else
nanobasic.print(pos, string.format("Variable '%s' is unknown\n", var_name));
end
return nanobasic.get_screen_buffer(pos) or ""
end)
register_action({"stopped", "init"}, "Stop", function(pos, nvm, fields)
nvm.status = "init"
nanobasic.print(pos, "\nProgram stopped.\n")
nvm.bttns = Buttons
nvm.input = ""
return poweron_message(pos)
end)
register_action({"running", "input_num", "input_str"}, "Stop", function(pos, nvm, fields)
nvm.status = "stopped"
nanobasic.print(pos, "\nProgram stopped.\n")
nvm.bttns = {"Edit", "", "", "", "Run", "Stop", "", ""}
nvm.input = ""
return nanobasic.get_screen_buffer(pos) or ""
end)
register_action({"break", "error"}, "Stop", function(pos, nvm, fields)
nvm.status = "stopped"
nanobasic.print(pos, "\nProgram stopped.\n")
nvm.bttns = {"Edit", "", "", "", "Run", "Stop", "", ""}
nvm.input = ""
return nanobasic.get_screen_buffer(pos) or ""
end)
register_action(States, "larger", function(pos, nvm, fields)
nvm.trm_text_size = math.min((nvm.trm_text_size or 0) + 1, 8)
return fields.code or nanobasic.get_screen_buffer(pos) or ""
end)
register_action(States, "smaller", function(pos, nvm, fields)
nvm.trm_text_size = math.max((nvm.trm_text_size or 0) - 1, -8)
return fields.code or nanobasic.get_screen_buffer(pos) or ""
end)
register_action(States, "quit", function(pos, nvm, fields)
nvm.trm_ttl = 0
return ""
end)
register_action({"input_num"}, "Enter", function(pos, nvm, fields)
nanobasic.print(pos, fields.input .. "\n")
nanobasic.push_num(pos, tonumber(fields.input) or 0)
nvm.status = "running"
nvm.bttns = {"", "", "", "", "", "Stop", "", ""}
nvm.input = ""
minetest.get_node_timer(pos):start(0.2)
return nanobasic.get_screen_buffer(pos) or ""
end)
register_action({"input_str"}, "Enter", function(pos, nvm, fields)
nanobasic.print(pos, fields.input .. "\n")
nanobasic.push_str(pos, fields.input)
nvm.status = "running"
nvm.bttns = {"", "", "", "", "", "Stop", "", ""}
nvm.input = ""
minetest.get_node_timer(pos):start(0.2)
return nanobasic.get_screen_buffer(pos) or ""
end)
techage.register_node({"techage:basic_terminal"}, {
on_node_load = function(pos)
print("register_lbm")
nanobasic.vm_restore(pos)
local nvm = techage.get_nvm(pos)
if nvm.status == "running" then
minetest.get_node_timer(pos):start(0.2)
end
end,
})