GlobalParams

import { createOakContractsClient, CHAIN_IDS } from '@oaknetwork/contracts-sdk';

const oak = createOakContractsClient({ ... });
const gp = oak.globalParams('0x...contractAddress');

const admin = await gp.getProtocolAdminAddress();
const fee   = await gp.getProtocolFeePercent();

console.log('Admin:', admin);
console.log('Fee:', fee, 'bps'); // 100n = 1%

import { keccak256, toHex } from '@oaknetwork/contracts-sdk';

const PLATFORM_HASH = keccak256(toHex('my-platform'));

const txHash = await gp.enlistPlatform(
  PLATFORM_HASH,
  '0x...adminAddress',
  200n,                  // 2% fee
  '0x...adapterAddress',
);

const receipt = await oak.waitForReceipt(txHash);
console.log('Platform enlisted in block:', receipt.blockNumber);

const typeId = keccak256(toHex('product-sale'));

const txHash = await gp.setPlatformLineItemType(
  PLATFORM_HASH,
  typeId,
  'Product Sale',   // label
  true,             // countsTowardGoal
  true,             // applyProtocolFee
  true,             // canRefund
  false,            // instantTransfer
);

await oak.waitForReceipt(txHash);

// Verify
const info = await gp.getPlatformLineItemType(PLATFORM_HASH, typeId);
console.log(info.label);            // "Product Sale"
console.log(info.countsTowardGoal); // true

const CURRENCY = toHex('USD', { size: 32 });

const tokens = await gp.getTokensForCurrency(CURRENCY);
console.log('Accepted USD tokens:', tokens);

try {
  await gp.simulate.enlistPlatform(PLATFORM_HASH, admin, fee, adapter);
  // Safe to send the real transaction
  const txHash = await gp.enlistPlatform(PLATFORM_HASH, admin, fee, adapter);
} catch (err) {
  console.error('Would revert:', err.name, err.recoveryHint);
}