Erinfest/mods/ITEMS/mcl_composters/init.lua

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local S = minetest.get_translator(minetest.get_current_modname())
--
-- Composter mod, adds composters.
--
-- Copyleft 2022 by kabou
-- GNU General Public Licence 3.0
--
local composter_description = S(
"Composter"
)
local composter_longdesc = S(
"Composters can convert various organic items into bonemeal."
)
local composter_usagehelp = S(
"Use organic items on the composter to fill it with layers of compost. " ..
"Every time an item is put in the composter, there is a chance that the " ..
"composter adds another layer of compost. Some items have a bigger chance " ..
"of adding an extra layer than other items. After filling up with 7 layers " ..
"of compost, the composter is full. After a delay of approximately one " ..
"second the composter becomes ready and bone meal can be retrieved from it. " ..
"Right-clicking the composter takes out the bone meal empties the composter."
)
minetest.register_craft({
output = "mcl_composters:composter",
recipe = {
{"group:wood_slab", "", "group:wood_slab"},
{"group:wood_slab", "", "group:wood_slab"},
{"group:wood_slab", "group:wood_slab", "group:wood_slab"},
}
})
minetest.register_craft({
type = "fuel",
recipe = "mcl_composters:composter",
burntime = 15,
})
local get_item_group = minetest.get_item_group
local is_creative_enabled = minetest.is_creative_enabled
local registered_nodes = minetest.registered_nodes
local swap_node = minetest.swap_node
local get_node_timer = minetest.get_node_timer
local add_item = minetest.add_item
local vector_offset = vector.offset
local function composter_add_item(pos, node, player, itemstack, pointed_thing)
--
-- handler for filling the composter when rightclicked
--
-- as an on_rightclick handler, it returns an itemstack
--
if not player or (player:get_player_control() and player:get_player_control().sneak) then
return itemstack
end
if not itemstack or itemstack:is_empty() then
return itemstack
end
local itemname = itemstack:get_name()
local chance = get_item_group(itemname, "compostability")
if chance > 0 then
if not is_creative_enabled(player:get_player_name()) then
itemstack:take_item()
end
-- calculate leveling up chance
local rand = math.random(0,100)
if chance >= rand then
-- get current compost level
local level = registered_nodes[node.name]["_mcl_compost_level"]
-- spawn green particles above new layer
mcl_dye.add_bone_meal_particle(vector_offset(pos, 0, level/8, 0))
-- TODO: play some sounds
-- update composter block
if level < 7 then
level = level + 1
else
level = "ready"
end
swap_node(pos, {name = "mcl_composters:composter_" .. level})
-- a full composter becomes ready for harvest after one second
-- the block will get updated by the node timer callback set in node reg def
if level == 7 then
local timer = get_node_timer(pos)
timer:start(1)
end
end
end
return itemstack
end
local function composter_ready(pos)
--
-- update the composter block to ready for harvesting
-- this function is a node callback on_timer.
-- the timer is set in function 'composter_fill' when composter level is 7
--
-- returns false in order to cancel further activity of the timer
--
swap_node(pos, {name = "mcl_composters:composter_ready"})
-- maybe spawn particles again?
-- TODO: play some sounds
return false
end
local function composter_harvest(pos, node, player, itemstack, pointed_thing)
--
-- handler for harvesting bone meal from a ready composter when rightclicked
--
if not player or (player:get_player_control() and player:get_player_control().sneak) then
return
end
-- reset ready type composter to empty type
swap_node(pos, {name="mcl_composters:composter"})
-- spawn bone meal item (wtf dye?! is this how they make white cocoa)
add_item(pos, "mcl_dye:white")
-- TODO play some sounds
end
local function composter_get_nodeboxes(level)
--
-- Convenience function to construct the nodeboxes for varying levels of compost
--
local top_y_tbl = {[0]=-7, -5, -3, -1, 1, 3, 5, 7}
local top_y = top_y_tbl[level] / 16
return {
type = "fixed",
fixed = {
{-0.5, -0.5, -0.5, -0.375, 0.5, 0.5}, -- Left wall
{ 0.375, -0.5, -0.5, 0.5, 0.5, 0.5}, -- Right wall
{-0.375, -0.5, 0.375, 0.375, 0.5, 0.5}, -- Back wall
{-0.375, -0.5, -0.5, 0.375, 0.5, -0.375}, -- Front wall
{-0.5, -0.5, -0.5, 0.5, top_y, 0.5}, -- Bottom level
}
}
end
--
-- Register empty composter node
-- This is the base model that is craftable and can be placed in an inventory
--
minetest.register_node("mcl_composters:composter", {
description = composter_description,
_tt_help = S("Converts organic items into bonemeal"),
_doc_items_longdesc = composter_longdesc,
_doc_items_usagehelp = composter_usagehelp,
paramtype = "light",
drawtype = "nodebox",
node_box = composter_get_nodeboxes(0),
selection_box = {type = "regular"},
tiles = {
"mcl_composter_bottom.png^mcl_composter_top.png",
"mcl_composter_bottom.png",
"mcl_composter_side.png"
},
is_ground_content = false,
groups = {
handy=1, material_wood=1, deco_block=1, dirtifier=1,
flammable=2, fire_encouragement=3, fire_flammability=4,
},
sounds = mcl_sounds.node_sound_wood_defaults(),
_mcl_hardness = 0.6,
_mcl_blast_resistance = 0.6,
_mcl_compost_level = 0,
on_rightclick = composter_add_item
})
--
-- Template function for composters with compost
-- For each fill level a custom node is registered
--
local function register_filled_composter(level)
local id = "mcl_composters:composter_"..level
minetest.register_node(id, {
description = S("Composter") .. " (" .. level .. "/7 " .. S("filled") .. ")",
_doc_items_create_entry = false,
paramtype = "light",
drawtype = "nodebox",
node_box = composter_get_nodeboxes(level),
selection_box = {type = "regular"},
tiles = {
"mcl_composter_compost.png^mcl_composter_top.png",
"mcl_composter_bottom.png",
"mcl_composter_side.png"
},
is_ground_content = false,
groups = {
handy=1, material_wood=1, deco_block=1, dirtifier=1,
not_in_creative_inventory=1, not_in_craft_guide=1,
flammable=2, fire_encouragement=3, fire_flammability=4,
comparator_signal=level
},
sounds = mcl_sounds.node_sound_wood_defaults(),
drop = "mcl_composters:composter",
_mcl_hardness = 0.6,
_mcl_blast_resistance = 0.6,
_mcl_compost_level = level,
on_rightclick = composter_add_item,
on_timer = composter_ready
})
-- Add entry aliases for the Help
if minetest.get_modpath("doc") then
doc.add_entry_alias("nodes", "mcl_composters:composter", "nodes", id)
end
end
--
-- Register filled composters (7 levels)
--
for level = 1, 7 do
register_filled_composter(level)
end
--
-- Register composter ready to be harvested
--
minetest.register_node("mcl_composters:composter_ready", {
description = S("Composter") .. "(" .. S("ready for harvest") .. ")",
_doc_items_create_entry = false,
paramtype = "light",
drawtype = "nodebox",
node_box = composter_get_nodeboxes(7),
selection_box = {type = "regular"},
tiles = {
"mcl_composter_ready.png^mcl_composter_top.png",
"mcl_composter_bottom.png",
"mcl_composter_side.png"
},
is_ground_content = false,
groups = {
handy=1, material_wood=1, deco_block=1, dirtifier=1,
not_in_creative_inventory=1, not_in_craft_guide=1,
flammable=2, fire_encouragement=3, fire_flammability=4,
comparator_signal=8
},
sounds = mcl_sounds.node_sound_wood_defaults(),
drop = "mcl_composters:composter",
_mcl_hardness = 0.6,
_mcl_blast_resistance = 0.6,
_mcl_compost_level = 7,
on_rightclick = composter_harvest
})
-- Add entry aliases for the Help
if minetest.get_modpath("doc") then
doc.add_entry_alias("nodes", "mcl_composters:composter",
"nodes", "mcl_composters:composter_ready" )
end