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--[[
Eleficery --- Elemental trinkets for minetest game
Copyright © 2026 bdunahu <bdunahu@operationnull.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
--]]
core.register_node("eleficery:ice_packed", {
description = "Packed Ice",
tiles = {"ice_packed.png"},
groups = {
cracky = 2,
cools_lava = 1,
slippery = 2,
},
sounds = default.node_sound_ice_defaults(),
})
local serpent_body_def = {
description = "Serpent Body",
tiles = {"serpent_body.png"},
paramtype = "light",
light_source = 5,
use_texture_alpha = 'clip',
sunlight_propagates = true,
drawtype = "glasslike_framed_optional",
groups = {
cracky = 3,
cools_lava = 1,
slippery = 5,
not_in_creative_inventory = 1,
},
sounds = default.node_sound_ice_defaults(),
drop = "",
}
local serpent_head_def = table.copy(serpent_body_def)
serpent_head_def.description = "Serpent Head"
serpent_head_def.after_place_node = function(pos, placer, itemstack, pointed_thing)
local meta = core.get_meta(pos)
local pname = placer:get_player_name()
meta:set_string("placer", pname)
meta:set_string("prev_pos", minetest.serialize(pos))
meta:set_string(
"prev_dir",
core.serialize(eleficery.snap_to_cardinal(placer:get_look_dir()))
)
meta:set_float("decay", eleficery.SERPENT_LIFETIME)
local timer = core.get_node_timer(pos)
timer:start(eleficery.SERPENT_GROWTH_RATE)
core.log("action", pname .. " placed click_test_node")
end
serpent_head_def.on_timer = function(pos, elapsed)
local meta = core.get_meta(pos)
local decay = meta:get_float("decay")
-- handle decay
meta:set_float("decay", decay - elapsed)
if decay <= 0 then
core.set_node(pos, {name = "default:water_source"})
return false
end
-- handle growth
local stored = meta:get_string("prev_pos")
local prev_pos = core.deserialize(stored)
local stored = meta:get_string("prev_dir")
local prev_dir = core.deserialize(stored)
local pname = meta:get_string("placer")
local placer = core.get_player_by_name(pname)
if placer then
local wielded = placer:get_wielded_item()
local ctrl = placer:get_player_control()
if ctrl.RMB then
-- the player is still clicking
local dir = eleficery.get_held_dir_to_player(placer)
prev_dir = dir or prev_dir
prev_pos = vector.add(
prev_pos,
prev_dir
)
if eleficery.is_water(prev_pos) then
core.set_node(prev_pos, {name = "eleficery:serpent_body"})
core.after(eleficery.SERPENT_LIFETIME, function()
if core.get_node(prev_pos).name == "eleficery:serpent_body" then
core.set_node(prev_pos, {name = "default:water_source"})
end
end)
meta:set_string("prev_pos", core.serialize(prev_pos))
meta:set_string("prev_dir", core.serialize(prev_dir))
wielded:add_wear(65535 / (eleficery.SERPENT_MAX_TICKS - 1))
placer:set_wielded_item(wielded)
return true
else
core.chat_send_player(pname, "Oh no! Your serpent crashed!")
wielded:add_wear(65535) -- snap!
placer:set_wielded_item(wielded)
end
end
end
meta:set_string("placer", nil)
if placer then
player_monoids.speed:del_change(placer, "eleficery:serpent")
end
return true
end
core.register_node("eleficery:serpent_body", serpent_body_def)
core.register_node("eleficery:serpent_head", serpent_head_def)
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