Allow to select different trades

This commit is contained in:
Wuzzy 2018-06-04 21:46:13 +02:00
parent e9bcbe1ead
commit 9bfa116794

View file

@ -7,6 +7,11 @@
local MP = minetest.get_modpath(minetest.get_current_modname()) local MP = minetest.get_modpath(minetest.get_current_modname())
local S, NS = dofile(MP.."/intllib.lua") local S, NS = dofile(MP.."/intllib.lua")
-- playername-indexed table containing the previously used tradenum
local player_tradenum = {}
-- playername-indexed table containing the objectref of trader, if trading formspec is open
local player_trading_with = {}
--################### --###################
--################### VILLAGER --################### VILLAGER
--################### --###################
@ -326,7 +331,7 @@ local update_trades = function(self, inv)
self._trades = minetest.serialize(trades) self._trades = minetest.serialize(trades)
end end
local set_trade = function(self, inv, concrete_tradenum) local set_trade = function(self, player, inv, concrete_tradenum)
local trades = minetest.deserialize(self._trades) local trades = minetest.deserialize(self._trades)
if not trades then if not trades then
update_trades(self) update_trades(self)
@ -338,7 +343,11 @@ local set_trade = function(self, inv, concrete_tradenum)
end end
if concrete_tradenum > #trades then if concrete_tradenum > #trades then
concrete_tradenum = 1
player_tradenum[player:get_player_name()] = concrete_tradenum
elseif concrete_tradenum < 1 then
concrete_tradenum = #trades concrete_tradenum = #trades
player_tradenum[player:get_player_name()] = concrete_tradenum
end end
local trade = trades[concrete_tradenum] local trade = trades[concrete_tradenum]
inv:set_stack("wanted", 1, ItemStack(trade.wanted[1])) inv:set_stack("wanted", 1, ItemStack(trade.wanted[1]))
@ -352,6 +361,44 @@ local set_trade = function(self, inv, concrete_tradenum)
end end
local function show_trade_formspec(playername)
local formspec =
"size[9,8.75]"..
"background[-0.19,-0.25;9.41,9.49;mobs_mc_trading_formspec_bg.png]"..
mcl_vars.inventory_header..
"list[current_player;main;0,4.5;9,3;9]"
.."list[current_player;main;0,7.74;9,1;]"
.."button[1,1;0.5,1;prev_trade;<]"
.."button[7.26,1;0.5,1;next_trade;>]"
.."list[detached:mobs_mc:trade;wanted;2,1;2,1;]"
.."list[detached:mobs_mc:trade;offered;5.76,1;1,1;]"
.."list[detached:mobs_mc:trade;input;2,2.5;2,1;]"
.."list[detached:mobs_mc:trade;output;5.76,2.55;1,1;]"
.."listring[detached:mobs_mc:trade;output]"
.."listring[current_player;main]"
.."listring[detached:mobs_mc:trade;input]"
.."listring[current_player;main]"
minetest.sound_play("mobs_mc_villager_trade", {to_player = playername})
minetest.show_formspec(playername, "mobs_mc:trade", formspec)
end
local update_offer = function(inv, player, sound)
if inv:contains_item("input", inv:get_stack("wanted", 1)) and
(inv:get_stack("wanted", 2):is_empty() or inv:contains_item("input", inv:get_stack("wanted", 2))) then
inv:set_stack("output", 1, inv:get_stack("offered", 1))
if sound then
minetest.sound_play("mobs_mc_villager_accept", {to_player = player:get_player_name()})
end
return true
else
inv:set_stack("output", 1, ItemStack(""))
if sound then
minetest.sound_play("mobs_mc_villager_deny", {to_player = player:get_player_name()})
end
return false
end
end
mobs:register_mob("mobs_mc:villager", { mobs:register_mob("mobs_mc:villager", {
type = "npc", type = "npc",
hp_min = 20, hp_min = 20,
@ -417,26 +464,11 @@ mobs:register_mob("mobs_mc:villager", {
view_range = 16, view_range = 16,
fear_height = 4, fear_height = 4,
on_rightclick = function(self, clicker) on_rightclick = function(self, clicker)
local inv local name = clicker:get_player_name()
inv = minetest.get_inventory({type="detached", name="mobs_mc:trade"})
local update_offer = function(inv, player, sound) player_trading_with[name] = self
if inv:contains_item("input", inv:get_stack("wanted", 1)) and
(inv:get_stack("wanted", 2):is_empty() or inv:contains_item("input", inv:get_stack("wanted", 2))) then
inv:set_stack("output", 1, inv:get_stack("offered", 1))
if sound then
minetest.sound_play("mobs_mc_villager_accept", {to_player = player:get_player_name()})
end
return true
else
inv:set_stack("output", 1, ItemStack(""))
if sound then
minetest.sound_play("mobs_mc_villager_deny", {to_player = player:get_player_name()})
end
return false
end
end
local inv = minetest.get_inventory({type="detached", name="mobs_mc:trade"})
if not inv then if not inv then
inv = minetest.create_detached_inventory("mobs_mc:trade", { inv = minetest.create_detached_inventory("mobs_mc:trade", {
allow_take = function(inv, listname, index, stack, player) allow_take = function(inv, listname, index, stack, player)
@ -499,26 +531,10 @@ mobs:register_mob("mobs_mc:villager", {
if not self._trades then if not self._trades then
update_trades(self) update_trades(self)
end end
set_trade(self, inv, 1) player_tradenum[name] = 1
set_trade(self, player, inv, player_tradenum[name])
local formspec = show_trade_formspec(name)
"size[9,8.75]"..
"background[-0.19,-0.25;9.41,9.49;mobs_mc_trading_formspec_bg.png]"..
mcl_vars.inventory_header..
"list[current_player;main;0,4.5;9,3;9]"
.."list[current_player;main;0,7.74;9,1;]"
.."button[1,1;0.5,1;prev_trade;<]"
.."button[7.26,1;0.5,1;next_trade;>]"
.."list[detached:mobs_mc:trade;wanted;2,1;2,1;]"
.."list[detached:mobs_mc:trade;offered;5.76,1;1,1;]"
.."list[detached:mobs_mc:trade;input;2,2.5;2,1;]"
.."list[detached:mobs_mc:trade;output;5.76,2.55;1,1;]"
.."listring[detached:mobs_mc:trade;output]"
.."listring[current_player;main]"
.."listring[detached:mobs_mc:trade;input]"
.."listring[current_player;main]"
minetest.sound_play("mobs_mc_villager_trade", {to_player = clicker:get_player_name()})
minetest.show_formspec(clicker:get_player_name(), "mobs_mc:trade", formspec)
end, end,
on_spawn = function(self) on_spawn = function(self)
@ -568,18 +584,43 @@ end
minetest.register_on_player_receive_fields(function(player, formname, fields) minetest.register_on_player_receive_fields(function(player, formname, fields)
if formname == "mobs_mc:trade" then if formname == "mobs_mc:trade" then
local name = player:get_player_name()
if fields.quit then if fields.quit then
return_fields(player) return_fields(player)
player_trading_with[name] = nil
elseif fields.next_trade then elseif fields.next_trade then
local trader = player_trading_with[name]
if not trader or not trader.object:get_luaentity() then
return
end
player_tradenum[name] = player_tradenum[name] + 1
local inv = minetest.get_inventory({type="detached", name="mobs_mc:trade"})
set_trade(trader, player, inv, player_tradenum[name])
update_offer(inv, player, false)
show_trade_formspec(name)
elseif fields.prev_trade then elseif fields.prev_trade then
local trader = player_trading_with[name]
if not trader or not trader.object:get_luaentity() then
return
end
player_tradenum[name] = player_tradenum[name] - 1
local inv = minetest.get_inventory({type="detached", name="mobs_mc:trade"})
set_trade(trader, player, inv, player_tradenum[name])
update_offer(inv, player, false)
show_trade_formspec(name)
end end
end end
end) end)
minetest.register_on_leaveplayer(function(player) minetest.register_on_leaveplayer(function(player)
return_fields(player) return_fields(player)
player_tradenum[player:get_player_name()] = nil
player_trading_with[player:get_player_name()] = nil
end)
minetest.register_on_joinplayer(function(player)
player_tradenum[player:get_player_name()] = 1
player_trading_with[player:get_player_name()] = nil
end) end)
mobs:spawn_specific("mobs_mc:villager", mobs_mc.spawn.village, {"air"}, 0, minetest.LIGHT_MAX+1, 30, 8000, 4, mobs_mc.spawn_height.water+1, mobs_mc.spawn_height.overworld_max) mobs:spawn_specific("mobs_mc:villager", mobs_mc.spawn.village, {"air"}, 0, minetest.LIGHT_MAX+1, 30, 8000, 4, mobs_mc.spawn_height.water+1, mobs_mc.spawn_height.overworld_max)