import * as ludex from "ludex";

let chainConfig: ludex.configs.ChainConfig = {
   // .. your configuration
};

async function connectBrowserWallet()
{
   return await ludex.BrowserWalletConnection.create(chainConfig);
}

import * as ludex from "ludex";
import { ethers } from "ethers";

let chainConfig: ludex.configs.ChainConfig = {
   // .. your configuration
};

let ludexConfig: ludex.configs.LudexConfig = {
   // .. your configuration
};

async function showItemPrice (itemID: bigint)
{
    let facade = ludex.facade.createWeb2UserFacade(chainConfig, ludexConfig);

    let priceTable = facade.readonlyAccessPriceTable();

    let itemPrice: ludex.structs.PriceInfo[] = await priceTable.getPriceInfoList(itemID);

    for (let price of itemPrice)
    {
        console.log(`In token(${price.token}): ${price.tokenAmount}`);
    }
}

import * as ludex from "ludex";

let chainConfig: ludex.configs.ChainConfig = {
   // .. your configuration
};

let ludexConfig: ludex.configs.LudexConfig = {
   // .. your configuration
};

let forwarderAddress: ludex.Address = ludex.Address.create("Contract Address of forwarder");
let tokenAddress: ludex.Address = ludex.Address.create("Contract Address of payment token");

async function sendPurchaseItemRequest (itemID: bigint, connection: ludex.BrowserWalletConnection)
{
   let signer = await connection.getSigner();
   let facade = ludex.facade.createWeb3UserFacade(chainConfig, ludexConfig, signer, forwarderAddress);

   let store = facade.metaTXAccessStore();

   let purchaseRequest: ludex.relay.RelayRequest<bigint> = 
      store.purchaseItemRequest(itemID, tokenAddress, BigInt(3600)/*an hour*/);

   let response: any = await (// send purchase request to back-end, and get reponse);
   let tokenID: bigint|null = purchaseRequest.onResponse(response);
}

import * as ludex from "ludex";
import { ethers } from "ethers";

let forwarderAddress: ludex.Address = ludex.Address.create("Contract Address of forwarder");
let ludexConfig: ludex.configs.LudexConfig = {
   // .. your configuration
};

let provider = new ethers.JsonRpcProvider("Private Json Rpc Url");
let wallet = new ethers.Wallet("Private Key", provider);

let relayer = ludex.relay.createLudexRelayeMaster(ludexConfig, forwarderAddress, wallet);

async function acceptRelayRequest()
{
   let request: any = await (/* request getter code via API */);

   let sendResponse = async (response: any) => {/* sending response to front-end*/};
   let onError = () => {/* error handling */ };

   await relayer.acceptRequest(request, sendResponse, onError);
}