Quotes

function previewBuy(uint256 launchId, uint256 quoteIn)
    external view returns (
        uint256 tokensOut,
        uint256 cost,
        uint256 refund,
        uint256 tokensRemaining
    );

const [tokensOut, cost, refund, tokensRemaining] =
  await publicClient.readContract({
    address: token.hook_address,
    abi: HOOK_READ_ABI,
    functionName: "previewBuy",
    args: [BigInt(token.launch_id), quoteIn],
  })

const minTokensOut = (tokensOut * 9_900n) / 10_000n // 1% slippage

function previewSell(uint256 launchId, uint128 tokenAmount)
    external view returns (
        uint256 netPayout,
        uint256 protocolFee,
        uint256 creatorFee,
        uint256 buybackFee
    );

function previewSaleSplit(uint96 targetRaise, uint32 gainBps)
    external view returns (
        uint128 saleSupply,
        uint128 liquiditySupply,
        uint16 salePortionBps,
        uint256 marginalPrice,
        uint256 poolPrice
    );

function getLaunchPoolKey(uint256 launchId)
    external view returns (PoolKey memory key);