minetest-mods/xdecor/src/enchanting.lua

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2019-12-14 17:47:31 +01:00
screwdriver = screwdriver or {}
local ceil, abs, random = math.ceil, math.abs, math.random
-- Cost in Mese crystal(s) for enchanting.
local mese_cost = 1
-- Force of the enchantments.
local enchanting = {
uses = 1.2, -- Durability
times = 0.1, -- Efficiency
damages = 1, -- Sharpness
}
local function cap(S) return S:gsub("^%l", string.upper) end
local function to_percent(orig_value, final_value)
return abs(ceil(((final_value - orig_value) / orig_value) * 100))
end
function enchanting:get_tooltip(enchant, orig_caps, fleshy)
local bonus = {durable=0, efficiency=0, damages=0}
if orig_caps then
bonus.durable = to_percent(orig_caps.uses, orig_caps.uses * enchanting.uses)
local sum_caps_times = 0
for i=1, #orig_caps.times do
sum_caps_times = sum_caps_times + orig_caps.times[i]
end
local average_caps_time = sum_caps_times / #orig_caps.times
bonus.efficiency = to_percent(average_caps_time, average_caps_time -
enchanting.times)
end
if fleshy then
bonus.damages = to_percent(fleshy, fleshy + enchanting.damages)
end
local specs = { -- not finished, to complete
durable = {"#00baff", " (+"..bonus.durable.."%)"},
fast = {"#74ff49", " (+"..bonus.efficiency.."%)"},
sharp = {"#ffff00", " (+"..bonus.damages.."%)"},
}
return minetest.colorize and minetest.colorize(specs[enchant][1],
"\n"..cap(enchant)..specs[enchant][2]) or
"\n"..cap(enchant)..specs[enchant][2]
end
local enchant_buttons = {
[[ image_button[3.9,0.85;4,0.92;bg_btn.png;fast;Efficiency]
image_button[3.9,1.77;4,1.12;bg_btn.png;durable;Durability] ]],
"image_button[3.9,2.9;4,0.92;bg_btn.png;sharp;Sharpness]",
}
function enchanting.formspec(pos, num)
local meta = minetest.get_meta(pos)
local formspec = [[ size[9,9;]
bgcolor[#080808BB;true]
background[0,0;9,9;ench_ui.png]
list[context;tool;0.9,2.9;1,1;]
list[context;mese;2,2.9;1,1;]
list[current_player;main;0.5,4.5;8,4;]
listring[current_player;main]
listring[context;tool]
listring[current_player;main]
listring[context;mese]
image[2,2.9;1,1;mese_layout.png]
tooltip[sharp;Your weapon inflicts more damages]
tooltip[durable;Your tool last longer]
tooltip[fast;Your tool digs faster] ]]
..default.gui_slots..default.get_hotbar_bg(0.5,4.5)
formspec = formspec..(enchant_buttons[num] or "")
meta:set_string("formspec", formspec)
end
function enchanting.on_put(pos, listname, _, stack)
if listname == "tool" then
local stackname = stack:get_name()
local tool_groups = {
"axe, pick, shovel",
"sword",
}
for idx, tools in pairs(tool_groups) do
if tools:find(stackname:match(":(%w+)")) then
enchanting.formspec(pos, idx)
end
end
end
end
function enchanting.fields(pos, _, fields, sender)
if not next(fields) or fields.quit then return end
local inv = minetest.get_meta(pos):get_inventory()
local tool = inv:get_stack("tool", 1)
local mese = inv:get_stack("mese", 1)
local orig_wear = tool:get_wear()
local mod, name = tool:get_name():match("(.*):(.*)")
local enchanted_tool = (mod or "")..":enchanted_"..(name or "").."_"..next(fields)
if mese:get_count() >= mese_cost and minetest.registered_tools[enchanted_tool] then
minetest.sound_play("xdecor_enchanting", {
to_player=sender:get_player_name(), gain=0.8})
tool:replace(enchanted_tool)
tool:add_wear(orig_wear)
mese:take_item(mese_cost)
inv:set_stack("mese", 1, mese)
inv:set_stack("tool", 1, tool)
end
end
function enchanting.dig(pos)
local inv = minetest.get_meta(pos):get_inventory()
return inv:is_empty("tool") and inv:is_empty("mese")
end
local function allowed(tool)
if not tool then return false end
for item in pairs(minetest.registered_tools) do
if item:find("enchanted_"..tool) then return true end
end
return false
end
function enchanting.put(_, listname, _, stack)
local stackname = stack:get_name()
if listname == "mese" and stackname == "default:mese_crystal" then
return stack:get_count()
elseif listname == "tool" and allowed(stackname:match("[^:]+$")) then
return 1
end
return 0
end
function enchanting.on_take(pos, listname)
if listname == "tool" then enchanting.formspec(pos, nil) end
end
function enchanting.construct(pos)
local meta = minetest.get_meta(pos)
meta:set_string("infotext", "Enchantment Table")
enchanting.formspec(pos, nil)
local inv = meta:get_inventory()
inv:set_size("tool", 1)
inv:set_size("mese", 1)
minetest.add_entity({x=pos.x, y=pos.y+0.85, z=pos.z}, "xdecor:book_open")
local timer = minetest.get_node_timer(pos)
timer:start(0.5)
end
function enchanting.destruct(pos)
for _, obj in pairs(minetest.get_objects_inside_radius(pos, 0.9)) do
if obj and obj:get_luaentity() and
obj:get_luaentity().name == "xdecor:book_open" then
obj:remove()
break
end
end
end
function enchanting.timer(pos)
local num = #minetest.get_objects_inside_radius(pos, 0.9)
if num == 0 then
minetest.add_entity({x=pos.x, y=pos.y+0.85, z=pos.z}, "xdecor:book_open")
end
local minp = {x=pos.x-2, y=pos.y, z=pos.z-2}
local maxp = {x=pos.x+2, y=pos.y+1, z=pos.z+2}
local bookshelves = minetest.find_nodes_in_area(minp, maxp, "default:bookshelf")
if #bookshelves == 0 then return true end
local bookshelf_pos = bookshelves[random(1, #bookshelves)]
local x = pos.x - bookshelf_pos.x
local y = bookshelf_pos.y - pos.y
local z = pos.z - bookshelf_pos.z
if tostring(x..z):find(2) then
minetest.add_particle({
pos = bookshelf_pos,
velocity = {x=x, y=2-y, z=z},
acceleration = {x=0, y=-2.2, z=0},
expirationtime = 1,
size = 1.5,
glow = 5,
texture = "xdecor_glyph"..random(1,18)..".png"
})
end
return true
end
xdecor.register("enchantment_table", {
description = "Enchantment Table",
tiles = {"xdecor_enchantment_top.png", "xdecor_enchantment_bottom.png",
"xdecor_enchantment_side.png", "xdecor_enchantment_side.png",
"xdecor_enchantment_side.png", "xdecor_enchantment_side.png"},
groups = {cracky=1, level=1},
light_source = 6,
sounds = default.node_sound_stone_defaults(),
on_rotate = screwdriver.rotate_simple,
can_dig = enchanting.dig,
on_timer = enchanting.timer,
on_construct = enchanting.construct,
on_destruct = enchanting.destruct,
on_receive_fields = enchanting.fields,
on_metadata_inventory_put = enchanting.on_put,
on_metadata_inventory_take = enchanting.on_take,
allow_metadata_inventory_put = enchanting.put,
allow_metadata_inventory_move = function() return 0 end
})
minetest.register_entity("xdecor:book_open", {
visual = "sprite",
visual_size = {x=0.75, y=0.75},
collisionbox = {0},
physical = false,
textures = {"xdecor_book_open.png"},
on_activate = function(self)
local pos = self.object:getpos()
local pos_under = {x=pos.x, y=pos.y-1, z=pos.z}
if minetest.get_node(pos_under).name ~= "xdecor:enchantment_table" then
self.object:remove()
end
end
})
function enchanting:register_tools(mod, def)
for tool in pairs(def.tools) do
for material in def.materials:gmatch("[%w_]+") do
for enchant in def.tools[tool].enchants:gmatch("[%w_]+") do
local original_tool = minetest.registered_tools[mod..":"..tool.."_"..material]
if not original_tool then break end
local original_toolcaps = original_tool.tool_capabilities
if original_toolcaps then
local original_damage_groups = original_toolcaps.damage_groups
local original_groupcaps = original_toolcaps.groupcaps
local groupcaps = table.copy(original_groupcaps)
local fleshy = original_damage_groups.fleshy
local full_punch_interval = original_toolcaps.full_punch_interval
local max_drop_level = original_toolcaps.max_drop_level
local group = next(original_groupcaps)
if enchant == "durable" then
groupcaps[group].uses = ceil(original_groupcaps[group].uses *
enchanting.uses)
elseif enchant == "fast" then
for i, time in pairs(original_groupcaps[group].times) do
groupcaps[group].times[i] = time - enchanting.times
end
elseif enchant == "sharp" then
fleshy = fleshy + enchanting.damages
end
minetest.register_tool(":"..mod..":enchanted_"..tool.."_"..material.."_"..enchant, {
description = "Enchanted "..cap(material).." "..cap(tool)..
self:get_tooltip(enchant, original_groupcaps[group], fleshy),
inventory_image = original_tool.inventory_image.."^[colorize:violet:50",
wield_image = original_tool.wield_image,
groups = {not_in_creative_inventory=1},
tool_capabilities = {
groupcaps = groupcaps, damage_groups = {fleshy = fleshy},
full_punch_interval = full_punch_interval,
max_drop_level = max_drop_level
}
})
end
end
end
end
end
enchanting:register_tools("default", {
materials = "steel, bronze, mese, diamond",
tools = {
axe = {enchants = "durable, fast"},
pick = {enchants = "durable, fast"},
shovel = {enchants = "durable, fast"},
sword = {enchants = "sharp"}
}
})
-- Recipes
minetest.register_craft({
output = "xdecor:enchantment_table",
recipe = {
{"", "default:book", ""},
{"default:diamond", "default:obsidian", "default:diamond"},
{"default:obsidian", "default:obsidian", "default:obsidian"}
}
})