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Trading: Fix price items not being accounted for.

This commit is contained in:
Zorman2000 2017-03-27 10:53:21 -04:00
parent 626ca68eb5
commit d18d1ce897
1 changed files with 45 additions and 41 deletions
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20
trade/trade.lua
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@ -522,18 +522,19 @@ function npc.trade.perform_trade(self, player_name, offer)
-- Check player has the item being buyed
if inv:contains_item("main", item_stack) then
-- Check if there is enough room to add the price item to player
if inv:room_for_item("main", price_stack) then
for i = 1, #price_stacks do
if inv:room_for_item("main", price_stacks[i]) then
-- Remove item from player
inv:remove_item("main", item_stack)
-- Remove price item(s) from NPC
for i = 1, #price_stacks do
npc.take_item_from_inventory_itemstring(self, price_stacks[i])
for j = 1, #price_stacks do
npc.take_item_from_inventory_itemstring(self, price_stacks[j])
end
-- Add item to NPC's inventory
npc.add_item_to_inventory_itemstring(self, offer.item)
-- Add price items to player
for i = 1, #price_stacks do
inv:add_item("main", price_stacks[i])
for j = 1, #price_stacks do
inv:add_item("main", price_stacks[j])
end
-- Send message to player
minetest.chat_send_player(player_name, "Thank you!")
@ -543,6 +544,7 @@ function npc.trade.perform_trade(self, player_name, offer)
"Looks like you can't get what I'm giving you for payment!")
return false
end
end
else
minetest.chat_send_player(player_name, "Looks like you don't have what I want to buy...")
return false
@ -550,13 +552,14 @@ function npc.trade.perform_trade(self, player_name, offer)
else
-- If NPC is selling to the player, then player gives price and gets
-- item, NPC loses item and gets price.
for i = 1, #price_stacks do
-- Check NPC has the required item to pay
if inv:contains_item("main", price_stack) then
if inv:contains_item("main", price_stacks[i]) then
-- Check if there is enough room to add the item to player
if inv:room_for_item("main", item_stack) then
-- Remove price item from player
for i = 1, #price_stacks do
inv:remove_item("main", price_stacks[i])
for j = 1, #price_stacks do
inv:remove_item("main", price_stacks[j])
end
-- Remove sell item from NPC
npc.take_item_from_inventory_itemstring(self, offer.item)
@ -578,6 +581,7 @@ function npc.trade.perform_trade(self, player_name, offer)
return false
end
end
end
end
-- Handler for chat formspec