magicalities/research_table.lua

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Lua
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magicalities.researching = {}
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function magicalities.researching.generate_formspec_list(list, x, y, w, h, index, canlearn, canopen)
local i = ""
if #list == 0 then return "" end
local ty = 0
local total = #list
local visualtotal = math.ceil(y + h)
local reallist = {}
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local pages = math.ceil(total / visualtotal)
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for i = index * visualtotal, (index * visualtotal) + visualtotal do
if list[i + 1] then
table.insert(reallist, list[i + 1])
end
end
for _,v in pairs(reallist) do
if ty + 1 > visualtotal then break end
local icon = ""
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local t = 1
if v.type == "recipe" then t = 2 end
if canopen then
i = i .. "button["..x..","..(y+ty)..";"..w..",1;#"..t..""..v.name..";]"
end
if v.icon ~= nil then
icon = "image["..x..","..(y+ty)..";1,1;"..v.icon.."]"
elseif v.type == "recipe" then
icon = "item_image["..x..","..(y+ty)..";1,1;"..v.name.."]"
end
i = i .. icon .. "label["..(x + 1)..","..(y+ty)..";"..v.description.."]"
if canlearn then
i = i .. "button["..(x+w-1)..","..(y+ty)..";1,1;@"..t..""..v.name..";Learn]"
end
ty = ty + 1
end
if index > 0 then
i = i .. "button["..(x+w)..","..y..";1,1;up;Up]"
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end
if pages > index + 1 then
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i = i .. "button["..(x+w)..","..(y+ty-1)..";1,1;dn;Down]"
end
return i
end
local function table_formspec(player, research, index, canlearn)
local list = {}
if player then
list = magicalities.available_to_player(player, false, true)
end
return "size[8,8.5]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"image[0.5,0.5;1,1;magicalities_gui_book_slot.png]"..
"list[context;book;0.5,0.5;1,1;]"..
"image[0.5,1.5;1,1;magicalities_gui_quill_slot.png]"..
"list[context;tools;0.5,1.5;1,1;]"..
"image[0.5,2.5;1,1;magicalities_gui_paper_slot.png]"..
"list[context;paper;0.5,2.5;3,3;]"..
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magicalities.researching.generate_formspec_list(list, 1.5, 0.5, 5.5, 2, index, canlearn)..
"list[current_player;main;0,4.25;8,1;]"..
"list[current_player;main;0,5.5;8,3;8]"..
"listring[current_player;main]"..
"listring[context;book]"..
"listring[current_player;main]"..
"listring[context;paper]"..
"listring[current_player;main]"..
"listring[context;tools]"..
"listring[current_player;main]"..
default.get_hotbar_bg(0, 4.25)
end
local function allow_metadata_inventory_put (pos, listname, index, stack, player)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
if minetest.is_protected(pos, player:get_player_name()) then
return 0
end
if (listname == "book" and stack:get_name() ~= "magicalities:book") or
(listname == "paper" and stack:get_name() ~= "magicalities:research" and stack:get_name() ~= "default:paper") or
(listname == "tools" and stack:get_name() ~= "magicalities:ink_and_quill") then
return 0
end
return 1
end
local function allow_metadata_inventory_move (pos, from_list, from_index, to_list, to_index, count, player)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
local stack = inv:get_stack(from_list, from_index)
return allow_metadata_inventory_put(pos, to_list, to_index, stack, player)
end
local function allow_metadata_inventory_take (pos, listname, index, stack, player)
if minetest.is_protected(pos, player:get_player_name()) then
return 0
end
return stack:get_count()
end
local function update_table_formspec(pos)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
local learnable = not inv:get_stack("tools", 1):is_empty()
if inv:get_stack("book", 1):is_empty() then
meta:set_int("scrolli", 0)
meta:set_string("formspec", table_formspec())
else
local paper = inv:get_stack("paper", 1)
local bmeta = inv:get_stack("book", 1):get_meta()
local iplayer = bmeta:get_string("player")
local current_research = ""
local current_research_type = 0
if not paper:is_empty() then
if paper:get_name() ~= "default:paper" then
learnable = false
end
local pmeta = paper:get_meta()
current_research = pmeta:get_string("learn")
current_research_type = pmeta:get_int("type")
else
learnable = false
end
if learnable and magicalities.player_research(iplayer) < 10 then
learnable = false
end
meta:set_string("formspec", table_formspec(iplayer, current_research, meta:get_int("scrolli"), learnable))
end
end
local function table_inventory_changed (pos, listname, index, stack, player)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
local vec = vector.add(pos,{x=0,y=1,z=0})
local node = minetest.get_node_or_nil(vec)
if inv:get_stack("tools", 1):is_empty() then
if node and (node.name == "magicalities:quill" or node.name == "magicalities:quill_research") then
minetest.set_node(vec, {name="air"})
end
elseif node then
local dir = minetest.dir_to_facedir(vector.normalize(vector.subtract(pos, player:get_pos())), false)
local ver = "magicalities:quill"
if not inv:get_stack("paper", 1):is_empty() then
ver = "magicalities:quill_research"
end
minetest.set_node(vec, {name=ver,param2=dir})
end
update_table_formspec(pos)
end
local function damage_tools(tools)
local wear = tools:get_wear()
local percent = math.floor(65535 * 0.25)
if wear == 0 then
wear = 65535 - (65535 - percent)
else
wear = wear + percent
end
if wear <= 65535 and wear >= 0 then
tools:set_wear(wear)
else
return nil
end
return tools
end
local function process_learn(pos, ltype, learn, pts, player)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
if inv:get_stack("book", 1):is_empty() or inv:get_stack("tools", 1):is_empty() or inv:get_stack("paper", 1):is_empty() then
return
end
local bookm = inv:get_stack("book", 1):get_meta()
local player = bookm:get_string("player")
if player == "" then return end
if inv:get_stack("paper", 1):get_name() ~= "default:paper" then return end
-- Commit learn
magicalities.deal_research_points(player, -pts)
local istack = ItemStack("magicalities:research_complete")
local istackmeta = istack:get_meta()
istackmeta:set_int("type", ltype)
istackmeta:set_string("learn", learn)
local itool = damage_tools(inv:get_stack("tools", 1))
inv:set_stack("tools", 1, itool)
if not itool then
table_inventory_changed(pos, "tools", 1, ItemStack(itool), player)
end
inv:set_stack("paper", 1, istack)
end
local function first_key(list)
local ekey
for key,_ in pairs(list) do
ekey = key
break
end
return ekey
end
local function table_fields(pos, formname, fields, sender)
local meta = minetest.get_meta(pos)
local findex = meta:get_int("scrolli")
local scrolled = false
local learn_type
local learn
local fkey = first_key(fields)
if fields["dn"] then
scrolled = true
findex = findex + 1
elseif fields["up"] then
scrolled = true
findex = findex - 1
if findex < 0 then
findex = 0
end
elseif fkey and fkey:sub(0,1) == "@" then
learn_type = tonumber(fkey:sub(2,2))
learn = fkey:sub(3)
end
if scrolled then
meta:set_int("scrolli", findex)
end
if learn and learn_type then
process_learn(pos, learn_type, learn, 10, sender)
end
update_table_formspec(pos)
end
local function table_use(pos, node, clicker, itemstack, pointed_thing)
update_table_formspec(pos)
return itemstack
end
-- Base Table Override
minetest.override_item("magicalities:table", {
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description = "Research Table",
on_construct = function (pos)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
inv:set_size("book", 1)
inv:set_size("tools", 1)
inv:set_size("paper", 1)
meta:set_string("formspec", table_formspec())
end,
on_destruct = function (pos)
local vec = vector.add(pos,{x=0,y=1,z=0})
local node = minetest.get_node_or_nil(vec)
if node and node.name == "magicalities:quill" then
minetest.set_node(vec, {name="air"})
end
end,
on_rightclick = table_use,
can_dig = function (pos)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
return inv:get_stack("book", 1):is_empty() and inv:get_stack("paper", 1):is_empty() and inv:get_stack("tools", 1):is_empty()
end,
allow_metadata_inventory_put = allow_metadata_inventory_put,
allow_metadata_inventory_take = allow_metadata_inventory_take,
allow_metadata_inventory_move = allow_metadata_inventory_move,
on_metadata_inventory_take = table_inventory_changed,
on_metadata_inventory_put = table_inventory_changed,
on_metadata_inventory_move = table_inventory_changed,
on_receive_fields = table_fields,
})
-- Remove floating quills
minetest.register_lbm({
label = "Remove floating quills",
name = "magicalities:quill_cleanup",
nodenames = {"magicalities:quill", "magicalities:quill_research"},
run_at_every_load = true,
action = function(pos, node)
local vecunder = vector.add(pos,{x=0,y=-1,z=0})
local nodeunder = minetest.get_node_or_nil(vecunder)
if not nodeunder or nodeunder.name ~= "magicalities:table" then
minetest.set_node(pos, {name="air"})
end
end,
})