Lua Remove sellable item from trade window but npc sell through dialog?

Jknot · Jan 16, 2026

as in the title is there anyway i can remove a sellable item from trade window but have the npc still sell it through dialog with out removing the module system?

basically i want to remove the dwarven pick from the trade window yet have the npc sell it in the dialog still is this possible?

Marko999x · Jan 16, 2026

What you mean by dialog?

You want to remove it from the trade window and make it only possible to get if you say "pickaxe" to the npc?
I don't understand

Jknot · Jan 16, 2026

Marko999x said:
What you mean by dialog?

You want to remove it from the trade window and make it only possible to get if you say "pickaxe" to the npc?
I don't understand

yes i want the npc to give the item if i say pickaxe but i do not want it to appear in the trade window

Marko999x · Jan 16, 2026

send me the xml & lua file of the npc

Jknot · Jan 16, 2026

Marko999x said:
send me the xml & lua file of the npc

Marko999x · Jan 16, 2026

TFS 0.4? or TFS 1.x?

Edit, like this?

Jknot · Jan 16, 2026

Marko999x said:
TFS 0.4? or TFS 1.x?

Edit, like this?
View attachment 97550

he allready would sell it by chatting with him i want to remove it so it does not show in the trade window but he will continue to sell it if you talk with him version 0.2.11.2 of tfs

Marko999x · Jan 16, 2026

LUA:

local item = 2435
local cost = 1000

local talkState = {}

local keywordHandler = KeywordHandler:new()
local npcHandler = NpcHandler:new(keywordHandler)
NpcSystem.parseParameters(npcHandler)

function onCreatureAppear(cid) npcHandler:onCreatureAppear(cid) end
function onCreatureDisappear(cid) npcHandler:onCreatureDisappear(cid) end
function onCreatureSay(cid, type, msg) npcHandler:onCreatureSay(cid, type, msg) end
function onThink() npcHandler:onThink() end

function creatureSayCallback(cid, type, msg)
    if not npcHandler:isFocused(cid) then
        return false
    end

    local player = Player(cid)

    if msg:lower() == "dwarven picks" then
        npcHandler:say("Do you want to buy a Dwarven Pick for " .. cost .. " gold coins?", cid)
        talkState[cid] = 1

    elseif msg:lower() == "yes" and talkState[cid] == 1 then
        if player:removeMoney(cost) then
            player:addItem(item, 1)
            npcHandler:say("You have bought a Dwarven Pick.", cid)
        else
            npcHandler:say("You don't have enough money.", cid)
        end
        talkState[cid] = nil
    end

    return true
end

npcHandler:setCallback(CALLBACK_MESSAGE_DEFAULT, creatureSayCallback)
npcHandler:addModule(FocusModule:new())

XML:

<npc name="Refiner" script="refiner.lua" walkinterval="2000" floorchange="0" access="5" level="1" maglevel="1">
    <health now="150" max="150"/>
    <look type="66" head="79" body="118" legs="115" feet="114" corpse="2212"/>
    <parameters>
        <parameter key="module_shop" value="1" />
                <parameter key="message_greet" value="Hello |PLAYERNAME|. I buy ore's to refine into fine items. Might you have any for sell? Currently i am only intrested in Small Emeralds,Small Sapphires,Small Ruby's,Small Diamonds,Small Amethyst,Gold Nuggets,and iron ores,I Also sell {Dwarven Picks} and iron hammers For your Mining Needs." />
        <parameter key="shop_sellable" value="small sapphire,2146,50;White Pearl,2143,320;Black Pearl,2144,280;small ruby,2147,50;small amethyst,2150,50;small diamond,2145,50;small emerald,2149,50;iron ore,5880,200;gold nugget,2157,500" />
        <parameter key="shop_buyable" value="iron hammer,2422,20000;power bolt,2547,10000;burst arrow,2546,10000;poison arrow,2545,18;bolt,2543,3;arrow,2544,2dwarven pick,4874,150;" />
    </parameters>
</npc>

Jknot · Jan 16, 2026

Marko999x said:

LUA:

local item = 2435
local cost = 1000

local talkState = {}

local keywordHandler = KeywordHandler:new()
local npcHandler = NpcHandler:new(keywordHandler)
NpcSystem.parseParameters(npcHandler)

function onCreatureAppear(cid) npcHandler:onCreatureAppear(cid) end
function onCreatureDisappear(cid) npcHandler:onCreatureDisappear(cid) end
function onCreatureSay(cid, type, msg) npcHandler:onCreatureSay(cid, type, msg) end
function onThink() npcHandler:onThink() end

function creatureSayCallback(cid, type, msg)
    if not npcHandler:isFocused(cid) then
        return false
    end

    local player = Player(cid)

    if msg:lower() == "dwarven picks" then
        npcHandler:say("Do you want to buy a Dwarven Pick for " .. cost .. " gold coins?", cid)
        talkState[cid] = 1

    elseif msg:lower() == "yes" and talkState[cid] == 1 then
        if player:removeMoney(cost) then
            player:addItem(item, 1)
            npcHandler:say("You have bought a Dwarven Pick.", cid)
        else
            npcHandler:say("You don't have enough money.", cid)
        end
        talkState[cid] = nil
    end

    return true
end

npcHandler:setCallback(CALLBACK_MESSAGE_DEFAULT, creatureSayCallback)
npcHandler:addModule(FocusModule:new())

XML:

<npc name="Refiner" script="refiner.lua" walkinterval="2000" floorchange="0" access="5" level="1" maglevel="1">
    <health now="150" max="150"/>
    <look type="66" head="79" body="118" legs="115" feet="114" corpse="2212"/>
    <parameters>
        <parameter key="module_shop" value="1" />
                <parameter key="message_greet" value="Hello |PLAYERNAME|. I buy ore's to refine into fine items. Might you have any for sell? Currently i am only intrested in Small Emeralds,Small Sapphires,Small Ruby's,Small Diamonds,Small Amethyst,Gold Nuggets,and iron ores,I Also sell {Dwarven Picks} and iron hammers For your Mining Needs." />
        <parameter key="shop_sellable" value="small sapphire,2146,50;White Pearl,2143,320;Black Pearl,2144,280;small ruby,2147,50;small amethyst,2150,50;small diamond,2145,50;small emerald,2149,50;iron ore,5880,200;gold nugget,2157,500" />
        <parameter key="shop_buyable" value="iron hammer,2422,20000;power bolt,2547,10000;burst arrow,2546,10000;poison arrow,2545,18;bolt,2543,3;arrow,2544,2dwarven pick,4874,150;" />
    </parameters>
</npc>

Marko999x said:
he is selling the pickaxe but it still shows in the trade window i also corrected the item id for my items.otbm and changed this

Marko999x said:

<parameter key="shop_buyable" value="iron hammer,2422,20000;power bolt,2547,10000;burst arrow,2546,10000;poison arrow,2545,18;bolt,2543,3;arrow,2544,2dwarven pick,4874,150;" />

Click to expand...

to ;arrow,2544,2;dwarven pick,4874,150;

Post automatically merged: Jan 16, 2026

Marko999x said:

LUA:

local item = 2435
local cost = 1000

local talkState = {}

local keywordHandler = KeywordHandler:new()
local npcHandler = NpcHandler:new(keywordHandler)
NpcSystem.parseParameters(npcHandler)

function onCreatureAppear(cid) npcHandler:onCreatureAppear(cid) end
function onCreatureDisappear(cid) npcHandler:onCreatureDisappear(cid) end
function onCreatureSay(cid, type, msg) npcHandler:onCreatureSay(cid, type, msg) end
function onThink() npcHandler:onThink() end

function creatureSayCallback(cid, type, msg)
    if not npcHandler:isFocused(cid) then
        return false
    end

    local player = Player(cid)

    if msg:lower() == "dwarven picks" then
        npcHandler:say("Do you want to buy a Dwarven Pick for " .. cost .. " gold coins?", cid)
        talkState[cid] = 1

    elseif msg:lower() == "yes" and talkState[cid] == 1 then
        if player:removeMoney(cost) then
            player:addItem(item, 1)
            npcHandler:say("You have bought a Dwarven Pick.", cid)
        else
            npcHandler:say("You don't have enough money.", cid)
        end
        talkState[cid] = nil
    end

    return true
end

npcHandler:setCallback(CALLBACK_MESSAGE_DEFAULT, creatureSayCallback)
npcHandler:addModule(FocusModule:new())

XML:

<npc name="Refiner" script="refiner.lua" walkinterval="2000" floorchange="0" access="5" level="1" maglevel="1">
    <health now="150" max="150"/>
    <look type="66" head="79" body="118" legs="115" feet="114" corpse="2212"/>
    <parameters>
        <parameter key="module_shop" value="1" />
                <parameter key="message_greet" value="Hello |PLAYERNAME|. I buy ore's to refine into fine items. Might you have any for sell? Currently i am only intrested in Small Emeralds,Small Sapphires,Small Ruby's,Small Diamonds,Small Amethyst,Gold Nuggets,and iron ores,I Also sell {Dwarven Picks} and iron hammers For your Mining Needs." />
        <parameter key="shop_sellable" value="small sapphire,2146,50;White Pearl,2143,320;Black Pearl,2144,280;small ruby,2147,50;small amethyst,2150,50;small diamond,2145,50;small emerald,2149,50;iron ore,5880,200;gold nugget,2157,500" />
        <parameter key="shop_buyable" value="iron hammer,2422,20000;power bolt,2547,10000;burst arrow,2546,10000;poison arrow,2545,18;bolt,2543,3;arrow,2544,2dwarven pick,4874,150;" />
    </parameters>
</npc>

resolved with this solution

Marko999x · Jan 16, 2026

Next time it would be just easier when u directly say your tfs version.

But nice

Lua Remove sellable item from trade window but npc sell through dialog?

Jknot

Member

Attachments

Jknot

Marko999x

ArchezOt soon

Jknot

Member

Marko999x

ArchezOt soon

Jknot

Member

Attachments

Marko999x

ArchezOt soon

Jknot

Member

Marko999x

ArchezOt soon

Jknot

Member

Attachments

Marko999x

ArchezOt soon