minetest-mm/mods/regrow/init.lua

86 lines
2.1 KiB
Lua

regrow = {}
-- hidden node that runs timer and regrows fruit stored in meta
minetest.register_node("regrow:hidden", {
drawtype = "airlike",
paramtype = "light",
sunlight_propagates = true,
walkable = false,
pointable = false,
diggable = false,
buildable_to = true,
drop = "",
groups = {not_in_creative_inventory = 1},
-- once placed start random timer between 20 and 30 minutes
on_construct = function(pos)
local time = math.random(60 * 20, 60 * 30)
minetest.get_node_timer(pos):start(time)
end,
-- when timer reached check which fruit to place if tree still exists
on_timer = function(pos, elapsed)
local meta = minetest.get_meta(pos)
if not meta then
return
end
local fruit = meta:get_string("fruit") or ""
local leaf = meta:get_string("leaf") or ""
if fruit == "" or leaf == ""
or not minetest.find_node_near(pos, 1, leaf) then
fruit = "air"
end
minetest.set_node(pos, {name = fruit})
end
})
-- helper function to register fruit nodes
regrow.add_fruit = function(nodename, leafname)
-- does node actually exist ?
if not minetest.registered_nodes[nodename] then
return
end
-- override after_dig_node to start regrowth
minetest.override_item(nodename, {
after_dig_node = function(pos, oldnode, oldmetadata, digger)
-- if node has been placed by player then do not regrow
if oldnode.param2 > 0 then
return
end
-- replace fruit with regrowth node, set fruit & leaf name
minetest.set_node(pos, {name = "regrow:hidden"})
local meta = minetest.get_meta(pos)
meta:set_string("fruit", nodename)
meta:set_string("leaf", leafname)
end,
})
end
-- wait until mods are loaded to save dependency mess
minetest.after(0.1, function()
regrow.add_fruit("default:apple", "default:leaves")
regrow.add_fruit("ethereal:banana", "ethereal:bananaleaves")
regrow.add_fruit("ethereal:orange", "ethereal:orange_leaves")
regrow.add_fruit("ethereal:coconut", "ethereal:palmleaves")
regrow.add_fruit("ethereal:lemon", "ethereal:lemon_leaves")
regrow.add_fruit("ethereal:olive", "ethereal:olive_leaves")
-- regrow.add_fruit("ethereal:golden_apple", "ethereal:yellowleaves")
end)