Add _aux/api.lua for generalizing egg writer and core writer

This commit is contained in:
tacigar 2016-12-16 15:54:01 +09:00
parent 3b867242f2
commit 2c97d3ede4

211
maidroid_tool/_aux/api.lua Normal file
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------------------------------------------------------------
-- Copyright (c) 2016 tacigar. All rights reserved.
-- https://github.com/tacigar/maidroid
------------------------------------------------------------
maidroid_tool.shared = {}
-- maidroid_tool.shared.generate_writer is a shared
-- function called for registering egg writer and core writer.
function maidroid_tool.shared.generate_writer(options)
local nodename = options.node_name
local formspecs = options.formspecs
local duration = options.duration
local on_activate = options.on_activate
local on_deactivate = options.on_deactivate
local empty_itemname = options.empty_itemname
local dye_item_map = options.dye_item_map
local is_mainitem = options.is_mainitem
local on_metadata_inventory_put_to_main = options.on_metadata_inventory_put_to_main
local on_metadata_inventory_take_from_main = options.on_metadata_inventory_take_from_main
-- can_dig is a common callback.
local function can_dig(pos, player)
local meta = minetest.get_meta(pos)
local inventory = meta:get_inventory()
return (
inventory:is_empty("main") and
inventory:is_empty("fuel") and
inventory:is_empty("dye")
)
end
-- swap_node is a helper function that swap two nodes.
local function swap_node(pos, name)
local node = minetest.get_node(pos)
node.name = name
minetest.swap_node(pos, node)
end
-- on_timer is a common callback.
local function on_timer(pos, elapsed)
local meta = minetest.get_meta(pos)
local inventory = meta:get_inventory()
local main_list = inventory:get_list("main")
local fuel_list = inventory:get_list("fuel")
local dye_list = inventory:get_list("dye")
local time = meta:get_float("time")
local output = meta:get_string("output")
-- if time is positive, this node is active.
if time >= 0 then
if time <= max_time then
meta:set_float("time", time + 1)
meta:set_string("formspec", formspec.active(time))
else
meta:set_float("time", -1)
meta:set_string("output", "")
meta:set_string("formspec", formspec.inactive)
inventory:set_stack("main", 1, ItemStack(output))
swap_node(pos, nodename)
if on_deactivate ~= nil then -- call on_deactivate callback.
on_deactivate(pos)
end
end
else
local main_name = main_list[1]:get_name()
if main_name == empty_itemname and (not fuel_list[1]:is_empty()) and (not dye_list[1]:is_empty()) then
meta:set_string("time", 0)
meta:set_string("output", dye_item_map[dye_list[1]:get_name()])
local fuel_stack = fuel_list[1]
fuel_stack:take_item()
inventory:set_stack("fuel", 1, fuel_stack)
local dye_stack = dye_list[1]
dye_stack:take_item()
inventory:set_stack("dye", 1, dye_stack)
swap_node(pos, nodename .. "_active")
if on_activate ~= nil then -- call on_activate callback.
on_activate(pos)
end
end
end
return true -- on_timer should return boolean value.
end
-- allow_metadata_inventory_put is a common callback.
local function allow_metadata_inventory_put(pos, listname, index, stack, player)
local meta = minetest.get_meta(pos)
local inventory = meta:get_inventory()
local itemname = stack:get_name()
if (listname == "fuel" and itemname == "default:coal_lump") then
return stack:get_count()
elseif listname == "dye" and dye_core_map[itemname] ~= nil then
return stack:get_count()
elseif listname == "main" and is_mainitem(itemname) then
return stack:get_count()
end
return 0
end
-- allow_metadata_inventory_move is a common callback for the core writer.
local function allow_metadata_inventory_move(pos, from_list, from_index, to_list, to_index, count, player)
local meta = minetest.get_meta(pos)
local inventory = meta:get_inventory()
local stack = inventory:get_stack(from_list, from_index)
return allow_metadata_inventory_put(pos, listname, to_index, stack, player)
end
do -- register a definition of an inactive core writer.
local function on_construct(pos)
local meta = minetest.get_meta(pos)
meta:set_string("formspec", formspec_inactive)
meta:set_string("output", "")
meta:set_string("time", -1)
local inventory = meta:get_inventory()
inventory:set_size("main", 1)
inventory:set_size("fuel", 1)
inventory:set_size("dye", 1)
end
local function on_metadata_inventory_put(pos, listname, index, stack, player)
local timer = minetest.get_node_timer(pos)
timer:start(0.25)
local meta = minetest.get_meta(pos)
if listname == "main" then
if on_metadata_inventory_put_to_main ~= nil then
on_metadata_inventory_put_to_main(pos) -- call on_metadata_inventory_put_to_main callback.
end
end
end
local function on_metadata_inventory_move(pos, from_list, from_index, to_list, to_index, count, player)
local meta = minetest.get_meta(pos)
local inventory = meta:get_inventory()
local stack = inventory:get_stack(from_list, from_index)
on_metadata_inventory_put(pos, listname, to_index, stack, player)
end
local function on_metadata_inventory_take(pos, listname, index, stack, player)
if listname == "main" then
if on_metadata_inventory_take_from_main ~= nil then
on_metadata_inventory_take_from_main(pos) -- call on_metadata_inventory_take_from_main callback.
end
end
end
local function allow_metadata_inventory_take(pos, listname, index, stack, player)
return stack:get_count() -- maybe add more.
end
minetest.register_node("maidroid_tool:core_writer", {
description = "maidroid tool : core writer",
drawtype = "nodebox",
paramtype = "light",
paramtype2 = "facedir",
groups = {cracky = 2},
is_ground_content = false,
sounds = default.node_sound_stone_defaults(),
node_box = options.node_box,
selection_box = options.selection_box,
tiles = inactive_tiles,
can_dig = can_dig,
on_timer = on_timer,
on_construct = on_construct,
on_metadata_inventory_put = on_metadata_inventory_put,
on_metadata_inventory_move = on_metadata_inventory_move,
on_metadata_inventory_take = on_metadata_inventory_take,
allow_metadata_inventory_put = allow_metadata_inventory_put,
allow_metadata_inventory_move = allow_metadata_inventory_move,
allow_metadata_inventory_take = allow_metadata_inventory_take,
})
end -- end register inactive node.
do -- register a definition of an active core writer.
local function allow_metadata_inventory_take(pos, listname, index, stack, player)
if listname == "core" then
return 0
end
return stack:get_count()
end
minetest.register_node("maidroid_tool:core_writer_active", {
drawtype = "nodebox",
paramtype = "light",
paramtype2 = "facedir",
groups = {cracky = 2},
is_ground_content = false,
sounds = default.node_sound_stone_defaults(),
node_box = options.node_box,
selection_box = options.selection_box,
tiles = tiles,
can_dig = can_dig,
on_timer = on_timer,
allow_metadata_inventory_put = allow_metadata_inventory_put,
allow_metadata_inventory_move = allow_metadata_inventory_move,
allow_metadata_inventory_take = allow_metadata_inventory_take,
})
end -- end register active node.
end