mirror of
https://github.com/SmallJoker/bitchange.git
synced 2024-11-15 07:10:18 +01:00
213 lines
6.6 KiB
Lua
213 lines
6.6 KiB
Lua
--Created by Krock for the BitChange mod
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-- Bank node for the mod: currency (by Dan Duncombe)
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--License: WTFPL
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local file_path = minetest.get_worldpath() .. "/bitchange_bank_currency"
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local exchange_worth = 8 -- default worth in "money" for 10 MineCoins, change if not okay
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local bank = {}
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local changes_made = false
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local fs_1 = io.open(file_path, "r")
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if fs_1 then
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exchange_worth = tonumber(fs_1:read("*l"))
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io.close(fs_1)
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end
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local function round(num, idp)
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if idp and idp>0 then
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local mult = 10^idp
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return math.floor(num * mult + 0.5) / mult
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end
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return math.floor(num + 0.5)
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end
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local function save_exchange_rate()
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local fs_2 = io.open(file_path, "w")
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fs_2:write(tostring(exchange_worth))
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io.close(fs_2)
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end
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local ttime = 0
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minetest.register_globalstep(function(t)
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ttime = ttime + t
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if ttime < 240 then --every 4min'
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return
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end
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if(changes_made) then
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save_exchange_rate()
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end
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ttime = 0
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end)
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minetest.register_on_shutdown(function()
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save_exchange_rate()
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end)
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local function get_bank_formspec(number, pos)
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local formspec = ""
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local name = "nodemeta:"..pos.x..","..pos.y..","..pos.z
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if(number == 1) then
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-- customer
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formspec = ("size[8,8]"..
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"label[0,0;Bank]"..
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"label[2,0;(View reserve with (E) + (Right click))]"..
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"label[1,1;Current worth of a MineCoin:]"..
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"label[3,1.5;~ "..round(exchange_worth / 10, 2).." MineGeld]"..
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"button[2,3;3,1;sell10;Buy 10 MineCoins]"..
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"button[2,2;3,1;buy10;Sell 10 MineCoins]"..
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"list[current_player;main;0,4;8,4;]")
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elseif(number == 2) then
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-- owner
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formspec = ("size[8,9;]"..
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"label[0,0;Bank]"..
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"label[1,0.5;Current MineCoin and MineGeld reserve: (Editable by owner)]"..
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"list["..name..";coins;0,1;8,3;]"..
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"list[current_player;main;0,5;8,4;]")
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end
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return formspec
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end
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minetest.register_on_player_receive_fields(function(sender, formname, fields)
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if(formname == "bitchange:bank_formspec") then
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local player_name = sender:get_player_name()
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if(fields.quit) then
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bank[player_name] = nil
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return
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end
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if(exchange_worth < 1) then
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exchange_worth = 1
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end
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local pos = bank[player_name]
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local bank_inv = minetest.get_meta(pos):get_inventory()
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local player_inv = sender:get_inventory()
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local coin_stack = "bitchange:minecoin 10"
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local geld_stack = "currency:minegeld "
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local err_msg = ""
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if(fields.buy10) then
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geld_stack = geld_stack..(round(exchange_worth * 0.995, 1))
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if(not player_inv:contains_item("main", coin_stack)) then
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err_msg = "You do not have the needed MineCoins."
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end
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if(err_msg == "") then
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if(not bank_inv:room_for_item("coins", coin_stack)) then
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err_msg = "This bank has no space to buy more MineCoins."
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end
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end
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if(err_msg == "") then
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if(not bank_inv:contains_item("coins", geld_stack)) then
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err_msg = "This bank has no MineGeld ready to sell."
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end
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end
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if(err_msg == "") then
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if(not player_inv:room_for_item("main", geld_stack)) then
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err_msg = "You do not have enough space in your inventory."
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end
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end
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if(err_msg == "") then
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exchange_worth = exchange_worth * 0.995
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local price = round(exchange_worth - 0.01, 1)
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bank_inv:remove_item("coins", geld_stack)
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player_inv:add_item("main", geld_stack)
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player_inv:remove_item("main", coin_stack)
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bank_inv:add_item("coins", coin_stack)
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changes_made = true
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err_msg = "Sold 10 MineCoins for "..price.." MineGeld"
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end
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elseif(fields.sell10) then
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local price = round(exchange_worth, 1)
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geld_stack = geld_stack..price)
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if(not player_inv:contains_item("main", geld_stack)) then
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err_msg = "You do not have the required money. ("..price.." x 1 MineGeld pieces)"
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end
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if(err_msg == "") then
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if(not bank_inv:room_for_item("coins", geld_stack)) then
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err_msg = "This bank has no space to buy more MineGeld."
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end
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end
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if(err_msg == "") then
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if(not bank_inv:contains_item("coins", coin_stack)) then
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err_msg = "This bank has no MineCoins ready to sell."
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end
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end
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if(err_msg == "") then
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if(not player_inv:room_for_item("main", coin_stack)) then
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err_msg = "You do not have enough space in your inventory."
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end
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end
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if(err_msg == "") then
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player_inv:remove_item("main", geld_stack)
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bank_inv:add_item("coins", geld_stack)
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bank_inv:remove_item("coins", coin_stack)
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player_inv:add_item("main", coin_stack)
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exchange_worth = exchange_worth * 1.005
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changes_made = true
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err_msg = "Bought 10 MineCoins for "..price.." MineGeld"
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end
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end
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if(err_msg ~= "") then
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minetest.chat_send_player(player_name, "Bank: "..err_msg)
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end
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end
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end)
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minetest.register_node("bitchange:bank", {
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description = "Bank",
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tiles = {"bitchange_bank_side.png", "bitchange_bank_side.png",
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"bitchange_bank_side.png", "bitchange_bank_side.png",
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"bitchange_bank_side.png", "bitchange_bank_front.png"},
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paramtype2 = "facedir",
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groups = {cracky=1,level=1},
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sounds = default.node_sound_stone_defaults(),
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after_place_node = function(pos, placer)
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local meta = minetest.get_meta(pos)
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meta:set_string("owner", placer:get_player_name())
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meta:set_string("infotext", "Bank (owned by "..
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meta:get_string("owner")..")")
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end,
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on_construct = function(pos)
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local meta = minetest.get_meta(pos)
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meta:set_string("infotext", "Bank (constructing)")
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meta:set_string("formspec", "")
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meta:set_string("owner", "")
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local inv = meta:get_inventory()
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inv:set_size("coins", 8*3)
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end,
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can_dig = function(pos,player)
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local meta = minetest.get_meta(pos)
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if(meta:get_string("owner") == player:get_player_name()) then
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return meta:get_inventory():is_empty("coins")
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else
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return false
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end
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end,
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on_rightclick = function(pos, node, clicker, itemstack)
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local player_name = clicker:get_player_name()
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local view = 1
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bank[player_name] = pos
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if(clicker:get_player_control().aux1) then
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view = 2
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end
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minetest.show_formspec(player_name,"bitchange:bank_formspec",get_bank_formspec(view, pos))
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end,
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allow_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
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local meta = minetest.get_meta(pos)
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if(bitchange_has_access(meta:get_string("owner"), player:get_player_name())) then
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return count
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end
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return 0
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end,
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allow_metadata_inventory_put = function(pos, listname, index, stack, player)
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local meta = minetest.get_meta(pos)
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if (bitchange_has_access(meta:get_string("owner"), player:get_player_name())) then
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return stack:get_count()
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end
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return 0
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end,
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allow_metadata_inventory_take = function(pos, listname, index, stack, player)
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local meta = minetest.get_meta(pos)
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if (bitchange_has_access(meta:get_string("owner"), player:get_player_name())) then
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return stack:get_count()
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end
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return 0
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end,
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}) |