NPC gold room, can anyone help me?

[gustabrayan225]

Good afternoon ! Can anyone help me.
I need a gold room npc
that drop gold bars, and that can be exchanged for coins
of platinum, gold and bronze, where these coins can be exchanged for zenys. thanks

[Poring King]

Try this i made

// Gold Room Entrance NPC
firstcity,100,100,4	script	Gold Room Entrance	857,{
    mes "[Gold Room NPC]";
    mes "Welcome to the Gold Room!";
    mes "Do you want to enter the Gold Room?";
    if(select("Yes:No") == 2) {
        mes "[Gold Room NPC]";
        mes "Alright, come back if you change your mind.";
        close;
    }
    if (checkweight(969, 1)) { // Ensure the player has at least 1 weight free to collect Gold Bars
        warp "gold_room", 50, 50; // Replace "gold_room" with your actual Gold Room map name
        close;
    } else {
        mes "[Gold Room NPC]";
        mes "You are carrying too much weight!";
        close;
    }
}

// Exchange Gold Bars for Coins NPC
gold_room,50,50,4	script	Exchange NPC	858,{
    mes "[Exchange NPC]";
    mes "I can exchange your Gold Bars for coins.";
    mes "What would you like to do?";
    switch(select("Exchange Gold Bars for Coins:Exchange Coins for Zeny:Cancel")) {
        case 1:
            callfunc("exchange_goldbars");
            break;
        case 2:
            callfunc("exchange_coins");
            break;
        case 3:
            mes "[Exchange NPC]";
            mes "Come back if you change your mind.";
            close;
    }
    close;
}

function script exchange_goldbars {
    mes "[Exchange NPC]";
    mes "How many Gold Bars do you want to exchange?";
    input .@goldbars;
    if (countitem(969) < .@goldbars) {
        mes "You don't have that many Gold Bars.";
        close;
    }
    mes "Which coin do you want to receive?";
    switch(select("Platinum Coin:Gold Coin:Bronze Coin:Cancel")) {
        case 1:
            delitem 969, .@goldbars;
            getitem 671, .@goldbars / 10; // Example exchange rate: 10 Gold Bars = 1 Platinum Coin
            break;
        case 2:
            delitem 969, .@goldbars;
            getitem 673, .@goldbars / 5; // Example exchange rate: 5 Gold Bars = 1 Gold Coin
            break;
        case 3:
            delitem 969, .@goldbars;
            getitem 672, .@goldbars / 1; // Example exchange rate: 1 Gold Bar = 1 Bronze Coin
            break;
        case 4:
            mes "Alright, come back if you change your mind.";
            close;
    }
    mes "Thank you! Here are your coins.";
    close;
}

function script exchange_coins {
    mes "[Exchange NPC]";
    mes "Which coin do you want to exchange for Zeny?";
    switch(select("Platinum Coin:Gold Coin:Bronze Coin:Cancel")) {
        case 1:
            mes "How many Platinum Coins do you want to exchange?";
            input .@platinum;
            if (countitem(671) < .@platinum) {
                mes "You don't have that many Platinum Coins.";
                close;
            }
            delitem 671, .@platinum;
            set zeny, zeny + (.@platinum * 1000000); // Example exchange rate: 1 Platinum Coin = 1,000,000 Zeny
            break;
        case 2:
            mes "How many Gold Coins do you want to exchange?";
            input .@gold;
            if (countitem(673) < .@gold) {
                mes "You don't have that many Gold Coins.";
                close;
            }
            delitem 673, .@gold;
            set zeny, zeny + (.@gold * 100000); // Example exchange rate: 1 Gold Coin = 100,000 Zeny
            break;
        case 3:
            mes "How many Bronze Coins do you want to exchange?";
            input .@bronze;
            if (countitem(672) < .@bronze) {
                mes "You don't have that many Bronze Coins.";
                close;
            }
            delitem 672, .@bronze;
            set zeny, zeny + (.@bronze * 10000); // Example exchange rate: 1 Bronze Coin = 10,000 Zeny
            break;
        case 4:
            mes "Alright, come back if you change your mind.";
            close;
    }
    mes "Thank you! Here is your Zeny.";
    close;
}