nalc/advanced_npc
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NPCs: Now spawn with 1 or 2 items from the favorite items list.

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Trade: Added dialogues for buys and sells for casual trading.
Dialogues: Added a 30% chance for NPC to make a trade offer.
Trade: Trade offers WIP.
This commit is contained in:
zorman2000
2016-12-14 20:03:51 -05:00
parent 83c9b2c681
commit 0b0abc4706
4 changed files with 953 additions and 9 deletions
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19
npc.lua
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@ -44,12 +44,12 @@ end
-- Utility function to get item name from a string
local function get_item_name(item_string)
return item_string.sub(item_string, 1, item_string.find(" "))
return item_string.sub(item_string, 1, string.find(item_string, " "))
end
-- Utility function to get item count from a string
local function get_item_count(item_string)
return tonumber(item_string.sub(item_string, item_string.find(" ")))
return tonumber(item_string.sub(item_string, string.find(item_string, " ")))
end
local function initialize_inventory()
@ -67,8 +67,9 @@ end
function npc.add_item_to_inventory(self, item_name, count)
-- Check if NPC already has item
local existing_item = npc.inventory_contains(self, item_name)
if existing_item.item_string ~= nil then
if existing_item ~= nil and existing_item.item_string ~= nil then
-- NPC already has item. Get count and see
minetest.log("What is this? "..dump(existing_item))
local existing_count = get_item_count(existing_item.item_string)
if (existing_count + count) < npc.INVENTORY_ITEM_MAX_STACK then
-- Set item here
@ -77,7 +78,7 @@ function npc.add_item_to_inventory(self, item_name, count)
return true
else
--Find next free slot
for i = 1, self.inventory do
for i = 1, #self.inventory do
if self.inventory[i] == "" then
-- Found slot, set item
self.inventory[i] =
@ -90,7 +91,7 @@ function npc.add_item_to_inventory(self, item_name, count)
end
else
-- Find a free slot
for i = 1, self.inventory do
for i = 1, #self.inventory do
if self.inventory[i] == "" then
-- Found slot, set item
self.inventory[i] = item_name.." "..tostring(count)
@ -106,7 +107,8 @@ end
-- the item string or nil if not found
function npc.inventory_contains(self, item_name)
for key,value in pairs(self.inventory) do
if tostring(value).find(item_name) then
minetest.log("Key: "..dump(key)..", value: "..dump(value))
if value ~= "" and string.find(value, item_name) then
return {slot=key, item_string=value}
end
end
@ -343,11 +345,12 @@ end
-- These items are chosen from the favorite items list.
local function choose_spawn_items(self)
local number_of_items_to_add = math.random(1, 2)
local number_of_items = #npc.FAVORITE_ITEMS[self.sex]
local number_of_items = #npc.FAVORITE_ITEMS[self.sex].phase1
minetest.log("Number of items: "..dump(number_of_items))
for i = 1, number_of_items_to_add do
npc.add_item_to_inventory(
self,
npc.FAVORITE_ITEMS[self.sex][math.random(1, number_of_items)],
npc.FAVORITE_ITEMS[self.sex].phase1[math.random(1, number_of_items)].item,
math.random(1,4)
)
end