clsoePosition example for whirlpool-sdk

closePosition.js

const { web3, splToken, orca, orcaCommon, Decimal, SOL, USDC } = require('./commonImports');
const utils = require('./utils');

const {
    connection,
    ctx,
    client,
    whirlpoolPublicKey,
    walletPublicKey
    
} = require('./setup')

async function example(){
    const positionAddress = "BaVSMffw3zhrGDbiYvPCQ46vSjVKTHrHgQLXCJuEyY9X";

    await closePosition(ctx, positionAddress);
}

async function closePosition(ctx, positionAddress){

    const whirlpool = await client.getPool(whirlpoolPublicKey);
    const slippage = orcaCommon.Percentage.fromFraction(5, 1000); // 0.5%

    const position = await client.getPosition(positionAddress);
    const positionData = position.getData();
    console.log(positionData)

    const liquidity = positionData.liquidity;
    const positionPublicKey = new web3.PublicKey(positionAddress);

    console.log(positionPublicKey)
    console.log("Position Public Key:", positionPublicKey.toBase58());
    
    // this gets the details about tokenVaultA - EUuUbDcafPrmVTD5M6qoJAoyyNbihBhugADAxRMn5he9
    try {
        const poolInfo = await whirlpool.getTokenVaultAInfo(whirlpool.tokenVaultA);
        console.log("Vault A Info:", poolInfo);
    } catch (e) {
        console.error("Error fetching Vault A:", e);
    }
    // try {
    //     const poolInfo = await whirlpool.getTokenVaultBInfo(whirlpool.tokenVaultB);
    //     console.log("Vault B Info:", poolInfo);
    // } catch (e) {
    //     console.error("Error fetching Vault B:", e);
    // }

    const tx = await whirlpool.closePosition(positionPublicKey, slippage); // sometimes this throws error Error: Unable to fetch TokenAccountInfo for vault - EUuUbDcafPrmVTD5M6qoJAoyyNbihBhugADAxRMn5he9 and sometimes this logs the transaction

    console.log(tx)
    return
    // pending code for sending transaction.
}

example();
module.exports = closePosition