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The ixWrapperMarketOffer instruction executes a market order on the Exponent orderbook.

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Usage

import { PublicKey } from "@solana/web3.js";
import { OfferType } from "@exponent-labs/exponent-sdk";

const { ix, setupIxs } = await orderbook.ixWrapperMarketOffer({
  trader: wallet.publicKey,
  maxPriceApy: 5.5,
  amount: 1_000_000_000n,
  offerType: OfferType.BuyYt,
  minAmountOut: 990_000_000n,
  virtualOffer: false,
  mintSy: syMintAddress,
});

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Required Parameters

ParameterTypeDescription
traderPublicKeyThe trader’s wallet public key
maxPriceApynumberMaximum price in APY terms
amountbigintThe amount to trade
offerTypeOfferTypeThe type of offer (OfferType.BuyYt / OfferType.SellYt)
minAmountOutbigintMinimum amount to receive (slippage protection)
virtualOfferbooleanWhether this is a virtual offer
mintSyPublicKeyThe SY token mint address

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Optional Parameters

ParameterTypeDescription
ptSrcPublicKeyPT token source account
ytSrcPublicKeyYT token source account
sySrcPublicKeySY token source account
tokenBaseTraderPublicKeyBase token account for the trader

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Returns

Returns an object with:
  • ix - The TransactionInstruction that executes the market order
  • setupIxs - An array of setup instructions to run before ix:
    • setupIxs[0] - Creates the PT associated token account for the trader (if it doesn’t exist)
    • setupIxs[1] - Creates the YT associated token account for the trader (if it doesn’t exist)
    • setupIxs[2] - Creates the SY associated token account for the trader (if it doesn’t exist)