emeraldbank/shop.lua

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-- Copyright (C) 2021, 2022 Ale
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-- This file is part of Emeraldbank Minetest Mod.
-- Emeraldbank is free software: you can redistribute it and/or modify
-- it under the terms of the GNU Affero General Public License as
-- published by the Free Software Foundation, either version 3 of the
-- License, or (at your option) any later version.
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-- Emeraldbank is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU Affero General Public License for more details.
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-- You should have received a copy of the GNU Affero General Public License
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-- along with Emeraldbank. If not, see <https://www.gnu.org/licenses/>.
local S = core.get_translator(core.get_current_modname())
local shopcraft = core.settings:get_bool("emeraldbank.shop_craft") or true
-- privilege
core.register_privilege("admin_shop", {
description = "Permission to edit others shops",
give_to_singleplayer = false,
})
local shop_timer = 5
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local stock_h = 3
local stock_w = 5
local formspec_prefix = "emeraldbank:shop_formspec"
emeraldbank.player_inv =
"list[current_player;main;0,4.5;9,3;9]"..
mcl_formspec.get_itemslot_bg(0,4.5,9,3)..
"list[current_player;main;0,7.74;9,1;]"..
mcl_formspec.get_itemslot_bg(0,7.74,9,1)..
"listring[current_player;main]"
function emeraldbank.get_shop_fs(pos, clicker)
local meta = core.get_meta(pos)
local count = meta:get_int("count")
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local price = meta:get_int("price")
local shop_item = meta:get_string("shop_item")
local list_name = "nodemeta:"..pos.x..','..pos.y..','..pos.z
local pname = clicker:get_player_name()
local owner = meta:get_string("owner")
local player_press_key = clicker:get_player_control().aux1
local shop_fs = ""
local is_admin = core.check_player_privs(pname, {admin_shop=true})
if (pname == owner or is_admin) and not player_press_key then
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shop_fs = "size[9,8.75]"..
"label[0,0;"..S("Your stock:").."]"..
"list["..list_name..";stock;0,0.5;"..stock_w..","..stock_h..";]"..
mcl_formspec.get_itemslot_bg(0,0.5,stock_w,stock_h)..
"field[6.5,2;2,1;count;"..S("Count")..";"..count.."]"..
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"field[6.5,3;2,1;price;"..S("Price")..";"..price.."]"..
"label[6,0;"..S("In exchange, you give:").."]"..
"item_image[6.5,0.5;1,1;"..shop_item.."]"..
mcl_formspec.get_itemslot_bg(6.5,0.5,1,1)..
"label[0,4;"..S("Owner, Use (special key + right mouse button) for customer interface").."]"..
emeraldbank.player_inv
else
shop_fs = "size[9,8.75]"..
"label[3.7,0;"..S("Owner gives:").."]"..
"item_image[4,1;1,1;"..shop_item.."]"..
mcl_formspec.get_itemslot_bg(4,1,1,1)..
"label[5,1.5;"..S("x @1", count).."]"..
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"label[4,2;"..S("Price: @1", price).."]"..
"button[3.5,3;2,1;exchange;"..S("Exchange").."]"..
emeraldbank.player_inv
end
return shop_fs
end
local function swap_shop(pos, closed)
local oldnode = core.get_node(pos)
local oldnodemeta = core.get_meta(pos):to_table()
local nodename = core.get_node(pos).name
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if closed then
core.swap_node(pos, {name = "emeraldbank:shop_empty"})
else
core.swap_node(pos, {name = "emeraldbank:shop"})
end
core.get_meta(pos):from_table(oldnodemeta)
end
local function set_item(pos, stack, player)
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local meta = core.get_meta(pos)
local itemname = stack:get_name()
local itemcount = stack:get_count()
meta:set_string("shop_item", itemname)
core.show_formspec(player:get_player_name(), formspec_prefix..core.pos_to_string(pos), emeraldbank.get_shop_fs(pos, player) )
end
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local function check_empty(pos)
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local meta = core.get_meta(pos)
local inv = meta:get_inventory()
local count = meta:get_int("count")
local shop_item = meta:get_string("shop_item")
if inv:is_empty("stock") then
meta:set_string("shop_item", "")
swap_shop(pos, true)
elseif not inv:contains_item("stock", shop_item.." "..count, true) then
swap_shop(pos, true)
else
swap_shop(pos)
end
end
local function get_stonks(pos, player)
local name = player:get_player_name()
local meta = core.get_meta(pos)
local owner = meta:get_string("owner")
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local stonks = meta:get_int("stonks")
if name == owner and stonks > 0 then
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core.sound_play("cash", {
to_player = name,
gain = 1.0,
fade = 0.0,
pitch = 1.0,
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})
emeraldbank.add_emeralds(player, stonks)
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meta:set_int("stonks", 0)
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core.chat_send_player(name, S("You've earned @1 Emeralds with your shops.", stonks) )
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end
end
local function after_place_node(pos, placer, itemstack)
local owner = placer:get_player_name()
local meta = core.get_meta(pos)
meta:set_string("infotext", S("Exchange shop (owned by @1)", owner))
meta:set_string("owner", owner)
meta:set_int("count", 10) -- default count
meta:set_int("price", 5) -- default price
core.get_node_timer(pos):start(shop_timer)
local inv = meta:get_inventory()
inv:set_size("stock", stock_w*stock_h)
end
local function on_rightclick(pos, node, clicker, itemstack)
local meta = core.get_meta(pos)
local nodename = core.get_node(pos).name
local owner = meta:get_string("owner")
local pname = clicker:get_player_name()
get_stonks(pos, clicker)
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--if nodename == "emeraldbank:shop" or pname == owner then
core.show_formspec(pname, formspec_prefix..core.pos_to_string(pos), emeraldbank.get_shop_fs(pos, clicker) )
--end
end
local function on_punch(pos, node, puncher, pointed_thing)
get_stonks(pos, puncher)
end
local function on_metadata_inventory_put(pos, listname, index, stack, player)
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set_item(pos, stack, player) -- this func already show the fs
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check_empty(pos)
end
local function on_metadata_inventory_move(pos, from_list, from_index, to_list, to_index, count, player)
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check_empty(pos)
end
local function on_metadata_inventory_take(pos, listname, index, stack, player)
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check_empty(pos)
core.show_formspec(player:get_player_name(), formspec_prefix..core.pos_to_string(pos), emeraldbank.get_shop_fs(pos, player) )
end
local function on_timer(pos, elapsed)
local meta = core.get_meta(pos)
local owner = meta:get_string("owner")
local is_online = core.player_exists(owner)
core.get_node_timer(pos):start(shop_timer)
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check_empty(pos)
if is_online then
local player = core.get_player_by_name(owner)
if not player or player.is_fake_player then return end
get_stonks(pos, player)
end
end
local function can_dig(pos, player)
local pname = player:get_player_name()
local is_admin = core.check_player_privs(pname, {admin_shop=true})
local meta = core.get_meta(pos)
local owner = meta:get_string("owner")
local inv = meta:get_inventory()
if inv:is_empty("stock") and (pname == owner or is_admin) then
return true
end
end
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-- register shop node
core.register_node("emeraldbank:shop", {
description = S("Shop"),
_doc_items_longdesc = S("A shop to sell your items with emeralds."),
is_ground_content = false,
tiles = {
"default_tree.png",
"default_tree.png",
"default_tree.png^mcl_core_emerald.png"
},
stack_max = 64,
groups = {axey=1, handy=1, building_block=1, enderman_takable=1},
sounds = mcl_sounds.node_sound_wood_defaults(),
_mcl_blast_resistance = 5,
_mcl_hardness = 1,
after_place_node = after_place_node,
on_rightclick = on_rightclick,
on_punch = on_punch,
on_metadata_inventory_put = on_metadata_inventory_put,
on_metadata_inventory_move = on_metadata_inventory_move,
on_metadata_inventory_take = on_metadata_inventory_take,
on_timer = on_timer,
can_dig = can_dig
})
-- register shop node
core.register_node("emeraldbank:shop_empty", {
description = S("Shop Empty"),
_doc_items_longdesc = S("A shop to sell your items with emeralds."),
is_ground_content = false,
tiles = {
"default_tree.png",
"default_tree.png",
"default_tree.png^mcl_core_emerald.png^mcl_core_barrier.png"
},
stack_max = 64,
groups = {axey=1, handy=1, building_block=1, enderman_takable=1, not_in_creative_inventory=1},
sounds = mcl_sounds.node_sound_wood_defaults(),
drop = "emeraldbank:shop",
_mcl_blast_resistance = 5,
_mcl_hardness = 1,
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after_place_node = after_place_node,
on_rightclick = on_rightclick,
on_punch = on_punch,
on_metadata_inventory_put = on_metadata_inventory_put,
on_metadata_inventory_move = on_metadata_inventory_move,
on_metadata_inventory_take = on_metadata_inventory_take,
on_timer = on_timer,
can_dig = can_dig
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})
core.register_on_player_receive_fields(function(sender, formname, fields)
local prefix_len = string.len(formspec_prefix)
if formname:sub(1,prefix_len) == formspec_prefix then
local pos_string = formname:sub(prefix_len+1)
local pos = core.string_to_pos(pos_string)
local meta = core.get_meta(pos)
local name = sender:get_player_name()
local playermeta = sender:get_meta()
local player_pos = sender:get_pos()
local old_count = meta:get_int("count")
local new_count = tonumber(fields.count)
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local old_price = meta:get_int("price")
local new_price = tonumber(fields.price)
local shop_item = meta:get_string("shop_item")
local minv = meta:get_inventory()
local pinv = sender:get_inventory()
local bankemeralds = playermeta:get_int("emeraldbank:emerald")
-- set or reset timer
core.get_node_timer(pos):start(shop_timer)
-- set item count
if fields.count and string.find(fields.count, "^[0-9]+$") then
if new_count >= 1 and new_count <= 64 and new_count ~= meta:get_int("count") then
meta:set_int("count", new_count)
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check_empty(pos)
end
end
-- set price
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if fields.price and string.find(fields.price, "^[0-9]+$") then
if new_price >= 1 and new_price <= 10000 and new_price ~= meta:get_int("price") then
meta:set_int("price", new_price)
end
end
-- someone hit exchange button
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if fields.exchange ~= nil and fields.exchange ~= "" then
-- owner try exchanges
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if meta:get_string("owner") == name then
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mcl_title.set(sender, "subtitle", {text=S("This is your own shop, you can't exchange to yourself!"), color="red"})
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else
local can_exchange = true
-- have u money?
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if bankemeralds < old_price then
can_exchange = false
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mcl_title.set(sender, "subtitle", {text=S("Not enough Emeralds in your account"), color="red"})
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end
--there are enough items?
if not minv:contains_item("stock", shop_item.." "..old_count, true) then
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can_exchange = false
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mcl_title.set(sender, "subtitle", {text=S("Out of Stock!"), color="red"})
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end
-- do not trade air
if shop_item == "" or shop_item == "air" then
can_exchange = false
end
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if can_exchange then
minv:remove_item("stock", shop_item.." "..old_count)
core.add_item(player_pos, shop_item.." "..old_count)
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emeraldbank.add_emeralds(sender, -old_price)
meta:set_int("stonks", meta:get_int("stonks")+old_price)
core.chat_send_player(name, S("Exchanged!"))
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check_empty(pos)
core.show_formspec(sender:get_player_name(), formspec_prefix..core.pos_to_string(pos), emeraldbank.get_shop_fs(pos, sender) )
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end
end
end
end
end)
if shopcraft then
core.register_craft({
output = "emeraldbank:shop 3",
recipe = {
{"mcl_core:emerald", "mcl_core:emerald", "mcl_core:emerald"},
{"mcl_core:emerald", "mcl_core:tree", "mcl_core:emerald"},
{"mcl_core:emerald", "mcl_core:emerald", "mcl_core:emerald"},
}
})
end