star_wars/mods/farming/api.lua

392 lines
10 KiB
Lua

-- Wear out hoes, place soil
-- TODO Ignore group:flower
farming.registered_plants = {}
farming.hoe_on_use = function(itemstack, user, pointed_thing, uses)
local pt = pointed_thing
-- check if pointing at a node
if not pt then
return
end
if pt.type ~= "node" then
return
end
local under = minetest.get_node(pt.under)
local p = {x=pt.under.x, y=pt.under.y+1, z=pt.under.z}
local above = minetest.get_node(p)
-- return if any of the nodes is not registered
if not minetest.registered_nodes[under.name] then
return
end
if not minetest.registered_nodes[above.name] then
return
end
-- check if the node above the pointed thing is air
if above.name ~= "air" then
return
end
-- check if pointing at soil
if minetest.get_item_group(under.name, "soil") ~= 1 then
return
end
-- check if (wet) soil defined
local regN = minetest.registered_nodes
if regN[under.name].soil == nil or regN[under.name].soil.wet == nil or regN[under.name].soil.dry == nil then
return
end
if minetest.is_protected(pt.under, user:get_player_name()) then
minetest.record_protection_violation(pt.under, user:get_player_name())
return
end
if minetest.is_protected(pt.above, user:get_player_name()) then
minetest.record_protection_violation(pt.above, user:get_player_name())
return
end
-- turn the node into soil and play sound
minetest.set_node(pt.under, {name = regN[under.name].soil.dry})
minetest.sound_play("default_dig_crumbly", {
pos = pt.under,
gain = 0.5,
})
if not (creative and creative.is_enabled_for
and creative.is_enabled_for(user:get_player_name())) then
-- wear tool
local wdef = itemstack:get_definition()
itemstack:add_wear(65535/(uses-1))
-- tool break sound
if itemstack:get_count() == 0 and wdef.sound and wdef.sound.breaks then
minetest.sound_play(wdef.sound.breaks, {pos = pt.above, gain = 0.5})
end
end
return itemstack
end
-- Register new hoes
farming.register_hoe = function(name, def)
-- Check for : prefix (register new hoes in your mod's namespace)
if name:sub(1,1) ~= ":" then
name = ":" .. name
end
-- Check def table
if def.description == nil then
def.description = "Hoe"
end
if def.inventory_image == nil then
def.inventory_image = "unknown_item.png"
end
if def.max_uses == nil then
def.max_uses = 30
end
-- Register the tool
minetest.register_tool(name, {
description = def.description,
inventory_image = def.inventory_image,
on_use = function(itemstack, user, pointed_thing)
return farming.hoe_on_use(itemstack, user, pointed_thing, def.max_uses)
end,
groups = def.groups,
sound = {breaks = "default_tool_breaks"},
})
-- Register its recipe
if def.recipe then
minetest.register_craft({
output = name:sub(2),
recipe = def.recipe
})
elseif def.material then
minetest.register_craft({
output = name:sub(2),
recipe = {
{def.material, def.material, ""},
{"", "group:stick", ""},
{"", "group:stick", ""}
}
})
end
end
-- how often node timers for plants will tick, +/- some random value
local function tick(pos)
minetest.get_node_timer(pos):start(math.random(166, 286))
end
-- how often a growth failure tick is retried (e.g. too dark)
local function tick_again(pos)
minetest.get_node_timer(pos):start(math.random(40, 80))
end
-- Seed placement
farming.place_seed = function(itemstack, placer, pointed_thing, plantname)
local pt = pointed_thing
-- check if pointing at a node
if not pt then
return itemstack
end
if pt.type ~= "node" then
return itemstack
end
local under = minetest.get_node(pt.under)
local above = minetest.get_node(pt.above)
local player_name = placer and placer:get_player_name() or ""
if minetest.is_protected(pt.under, player_name) then
minetest.record_protection_violation(pt.under, player_name)
return
end
if minetest.is_protected(pt.above, player_name) then
minetest.record_protection_violation(pt.above, player_name)
return
end
-- return if any of the nodes is not registered
if not minetest.registered_nodes[under.name] then
return itemstack
end
if not minetest.registered_nodes[above.name] then
return itemstack
end
-- check if pointing at the top of the node
if pt.above.y ~= pt.under.y+1 then
return itemstack
end
-- check if you can replace the node above the pointed node
if not minetest.registered_nodes[above.name].buildable_to then
return itemstack
end
-- check if pointing at soil
if minetest.get_item_group(under.name, "soil") < 2 then
return itemstack
end
-- add the node and remove 1 item from the itemstack
minetest.add_node(pt.above, {name = plantname, param2 = 1})
tick(pt.above)
if not (creative and creative.is_enabled_for
and creative.is_enabled_for(player_name)) then
itemstack:take_item()
end
return itemstack
end
farming.grow_plant = function(pos, elapsed)
local node = minetest.get_node(pos)
local name = node.name
local def = minetest.registered_nodes[name]
if not def.next_plant then
-- disable timer for fully grown plant
return
end
-- grow seed
if minetest.get_item_group(node.name, "seed") and def.fertility then
local soil_node = minetest.get_node_or_nil({x = pos.x, y = pos.y - 1, z = pos.z})
if not soil_node then
tick_again(pos)
return
end
-- omitted is a check for light, we assume seeds can germinate in the dark.
for _, v in pairs(def.fertility) do
if minetest.get_item_group(soil_node.name, v) ~= 0 then
local placenode = {name = def.next_plant}
if def.place_param2 then
placenode.param2 = def.place_param2
end
minetest.swap_node(pos, placenode)
if minetest.registered_nodes[def.next_plant].next_plant then
tick(pos)
return
end
end
end
return
end
-- check if on wet soil
local below = minetest.get_node({x = pos.x, y = pos.y - 1, z = pos.z})
if minetest.get_item_group(below.name, "soil") < 3 then
tick_again(pos)
return
end
-- check light
local light = minetest.get_node_light(pos)
if not light or light < def.minlight or light > def.maxlight then
tick_again(pos)
return
end
-- grow
local placenode = {name = def.next_plant}
if def.place_param2 then
placenode.param2 = def.place_param2
end
minetest.swap_node(pos, placenode)
-- new timer needed?
if minetest.registered_nodes[def.next_plant].next_plant then
tick(pos)
end
return
end
-- Register plants
farming.register_plant = function(name, def)
local mname = name:split(":")[1]
local pname = name:split(":")[2]
-- Check def table
if not def.description then
def.description = "Seed"
end
if not def.inventory_image then
def.inventory_image = "unknown_item.png"
end
if not def.steps then
return nil
end
if not def.minlight then
def.minlight = 1
end
if not def.maxlight then
def.maxlight = 14
end
if not def.fertility then
def.fertility = {}
end
farming.registered_plants[pname] = def
-- Register seed
local lbm_nodes = {mname .. ":seed_" .. pname}
local g = {seed = 1, snappy = 3, attached_node = 1, flammable = 2}
for k, v in pairs(def.fertility) do
g[v] = 1
end
minetest.register_node(":" .. mname .. ":seed_" .. pname, {
description = def.description,
tiles = {def.inventory_image},
inventory_image = def.inventory_image,
wield_image = def.inventory_image,
drawtype = "signlike",
groups = g,
paramtype = "light",
paramtype2 = "wallmounted",
place_param2 = def.place_param2 or nil, -- this isn't actually used for placement
walkable = false,
sunlight_propagates = true,
selection_box = {
type = "fixed",
fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
},
fertility = def.fertility,
sounds = default.node_sound_dirt_defaults({
dig = {name = "", gain = 0},
dug = {name = "default_grass_footstep", gain = 0.2},
place = {name = "default_place_node", gain = 0.25},
}),
on_place = function(itemstack, placer, pointed_thing)
local under = pointed_thing.under
local node = minetest.get_node(under)
local udef = minetest.registered_nodes[node.name]
if udef and udef.on_rightclick and
not (placer and placer:is_player() and
placer:get_player_control().sneak) then
return udef.on_rightclick(under, node, placer, itemstack,
pointed_thing) or itemstack
end
return farming.place_seed(itemstack, placer, pointed_thing, mname .. ":seed_" .. pname)
end,
next_plant = mname .. ":" .. pname .. "_1",
on_timer = farming.grow_plant,
minlight = def.minlight,
maxlight = def.maxlight,
})
-- Register harvest
minetest.register_craftitem(":" .. mname .. ":" .. pname, {
description = pname:gsub("^%l", string.upper),
inventory_image = mname .. "_" .. pname .. ".png",
groups = def.groups or {flammable = 2},
})
-- Register growing steps
for i = 1, def.steps do
local base_rarity = 1
if def.steps ~= 1 then
base_rarity = 8 - (i - 1) * 7 / (def.steps - 1)
end
local drop = {
items = {
{items = {mname .. ":" .. pname}, rarity = base_rarity},
{items = {mname .. ":" .. pname}, rarity = base_rarity * 2},
{items = {mname .. ":seed_" .. pname}, rarity = base_rarity},
{items = {mname .. ":seed_" .. pname}, rarity = base_rarity * 2},
}
}
local nodegroups = {snappy = 3, flammable = 2, plant = 1, not_in_creative_inventory = 1, attached_node = 1}
nodegroups[pname] = i
local next_plant = nil
if i < def.steps then
next_plant = mname .. ":" .. pname .. "_" .. (i + 1)
lbm_nodes[#lbm_nodes + 1] = mname .. ":" .. pname .. "_" .. i
end
minetest.register_node(":" .. mname .. ":" .. pname .. "_" .. i, {
drawtype = "plantlike",
waving = 1,
tiles = {mname .. "_" .. pname .. "_" .. i .. ".png"},
paramtype = "light",
paramtype2 = def.paramtype2 or nil,
place_param2 = def.place_param2 or nil,
walkable = false,
buildable_to = true,
drop = drop,
selection_box = {
type = "fixed",
fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
},
groups = nodegroups,
sounds = default.node_sound_leaves_defaults(),
next_plant = next_plant,
on_timer = farming.grow_plant,
minlight = def.minlight,
maxlight = def.maxlight,
})
end
-- replacement LBM for pre-nodetimer plants
minetest.register_lbm({
name = ":" .. mname .. ":start_nodetimer_" .. pname,
nodenames = lbm_nodes,
action = function(pos, node)
tick_again(pos)
end,
})
-- Return
local r = {
seed = mname .. ":seed_" .. pname,
harvest = mname .. ":" .. pname
}
return r
end