Store available trades in villager entity
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@ -291,6 +291,67 @@ local init_profession = function(self)
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end
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end
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local update_trades = function(self, inv)
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local profession = professions[self._profession]
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local trade_tiers = profession.trades
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if trade_tiers == nil then
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return
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end
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local max_tier = math.min(#trade_tiers, self._max_trade_tier)
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local trades = {}
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for tiernum=1, max_tier do
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local tier = trade_tiers[tiernum]
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for tradenum=1, #tier do
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local trade = tier[tradenum]
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local wanted1_item = trade[1][1]
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local wanted1_count = math.random(trade[1][2], trade[1][3])
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local offered_item = trade[2][1]
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local offered_count = math.random(trade[2][2], trade[2][3])
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local wanted = { wanted1_item .. " " ..wanted1_count }
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if trade[1][4] then
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local wanted2_item = trade[1][4]
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local wanted2_count = math.random(trade[1][5], trade[1][6])
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table.insert(wanted, wanted2_item .. " " ..wanted2_count)
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end
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table.insert(trades, {
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wanted = wanted,
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offered = offered_item .. " " .. offered_count,
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tier = tiernum,
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})
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end
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end
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self._trades = minetest.serialize(trades)
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end
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local set_trade = function(self, inv, concrete_tradenum)
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local trades = minetest.deserialize(self._trades)
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if not trades then
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update_trades(self)
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trades = minetest.deserialize(self._trades)
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if not trades then
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minetest.log("error", "[mobs_mc] Failed to select villager trade!")
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return
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end
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end
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if concrete_tradenum > #trades then
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concrete_tradenum = #trades
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end
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local trade = trades[concrete_tradenum]
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inv:set_stack("wanted", 1, ItemStack(trade.wanted[1]))
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inv:set_stack("offered", 1, ItemStack(trade.offered))
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if trade.wanted[2] then
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local wanted2 = ItemStack(trade.wanted[2])
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inv:set_stack("wanted", 2, wanted2)
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else
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inv:set_stack("wanted", 2, "")
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end
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end
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mobs:register_mob("mobs_mc:villager", {
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type = "npc",
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hp_min = 20,
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@ -359,6 +420,23 @@ mobs:register_mob("mobs_mc:villager", {
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local inv
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inv = minetest.get_inventory({type="detached", name="mobs_mc:trade"})
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local update_offer = function(inv, player, sound)
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if inv:contains_item("input", inv:get_stack("wanted", 1)) and
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(inv:get_stack("wanted", 2):is_empty() or inv:contains_item("input", inv:get_stack("wanted", 2))) then
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inv:set_stack("output", 1, inv:get_stack("offered", 1))
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if sound then
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minetest.sound_play("mobs_mc_villager_accept", {to_player = player:get_player_name()})
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end
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return true
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else
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inv:set_stack("output", 1, ItemStack(""))
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if sound then
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minetest.sound_play("mobs_mc_villager_deny", {to_player = player:get_player_name()})
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end
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return false
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end
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end
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if not inv then
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inv = minetest.create_detached_inventory("mobs_mc:trade", {
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allow_take = function(inv, listname, index, stack, player)
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@ -387,41 +465,28 @@ mobs:register_mob("mobs_mc:villager", {
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end
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end,
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on_put = function(inv, listname, index, stack, player)
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if inv:contains_item("input", inv:get_stack("wanted", 1)) then
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inv:set_stack("output", 1, inv:get_stack("offered", 1))
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minetest.sound_play("mobs_mc_villager_accept", {to_player = player:get_player_name()})
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else
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inv:set_stack("output", 1, ItemStack(""))
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minetest.sound_play("mobs_mc_villager_deny", {to_player = player:get_player_name()})
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end
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update_offer(inv, player, true)
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end,
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on_move = function(inv, from_list, from_index, to_list, to_index, count, player)
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if inv:contains_item("input", inv:get_stack("wanted", 1)) then
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inv:set_stack("output", 1, inv:get_stack("offered", 1))
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minetest.sound_play("mobs_mc_villager_accept", {to_player = player:get_player_name()})
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else
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inv:set_stack("output", 1, ItemStack(""))
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minetest.sound_play("mobs_mc_villager_deny", {to_player = player:get_player_name()})
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end
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update_offer(inv, player, true)
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end,
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on_take = function(inv, listname, index, stack, player)
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local accept
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if listname == "output" then
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inv:remove_item("input", inv:get_stack("wanted", 1))
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accept = true
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local wanted2 = inv:get_stack("wanted", 2)
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if not wanted2:is_empty() then
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inv:remove_item("input", inv:get_stack("wanted", 2))
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end
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if inv:contains_item("input", inv:get_stack("wanted", 1)) then
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inv:set_stack("output", 1, inv:get_stack("offered", 1))
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accept = true
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else
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inv:set_stack("output", 1, ItemStack(""))
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accept = false
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end
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if accept then
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minetest.sound_play("mobs_mc_villager_accept", {to_player = player:get_player_name()})
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else
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minetest.sound_play("mobs_mc_villager_deny", {to_player = player:get_player_name()})
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end
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update_offer(inv, player, false)
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end,
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})
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end
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@ -430,42 +495,20 @@ mobs:register_mob("mobs_mc:villager", {
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inv:set_size("wanted", 2)
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inv:set_size("offered", 1)
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for i=1, inv:get_size("wanted") do
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inv:set_stack("wanted", i, "")
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end
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for i=1, inv:get_size("offered") do
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inv:set_stack("offered", i, "")
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end
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init_profession(self)
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local profession = professions[self._profession]
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local trade_tiers = profession.trades
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if trade_tiers == nil then
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return
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end
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local tier = trade_tiers[math.random(1, #trade_tiers)]
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local tradenum = math.random(1, #tier)
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local trade = tier[tradenum]
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local wanted = ItemStack(trade[1][1])
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wanted:set_count(math.random(trade[1][2], trade[1][3]))
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local offered = ItemStack(trade[2][1])
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offered:set_count(math.random(trade[2][2], trade[2][3]))
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inv:set_stack("wanted", 1, wanted)
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inv:set_stack("offered", 1, offered)
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-- Second wanted item
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if trade[1][4] then
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local wanted2 = ItemStack(trade[1][4])
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wanted2:set_count(math.random(trade[1][5], trade[1][6]))
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inv:set_stack("wanted", 2, wanted2)
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if not self._trades then
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update_trades(self)
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end
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set_trade(self, inv, 1)
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local formspec =
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"size[9,8.75]"..
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"background[-0.19,-0.25;9.41,9.49;mobs_mc_trading_formspec_bg.png]"..
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mcl_vars.inventory_header..
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"list[current_player;main;0,4.5;9,3;9]"..
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"list[current_player;main;0,7.74;9,1;]"
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"list[current_player;main;0,4.5;9,3;9]"
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.."list[current_player;main;0,7.74;9,1;]"
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.."button[1,1;0.5,1;prev_trade;<]"
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.."button[7.26,1;0.5,1;next_trade;>]"
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.."list[detached:mobs_mc:trade;wanted;2,1;2,1;]"
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.."list[detached:mobs_mc:trade;offered;5.76,1;1,1;]"
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.."list[detached:mobs_mc:trade;input;2,2.5;2,1;]"
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@ -527,6 +570,10 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
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if formname == "mobs_mc:trade" then
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if fields.quit then
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return_fields(player)
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elseif fields.next_trade then
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elseif fields.prev_trade then
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end
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end
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end)
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