openbook-twap.ts

let market = await openbook.createMarket(
      provider.wallet.payer,
      "MARKET1",
      quoteMint,
      baseMint,
      new BN(10),
      new BN(10),
      new BN(0),
      new BN(0),
      new BN(0),
      null,
      null,
      null,
      null,
      null,
    );

let openOrders = await openbook.createOpenOrders(market, new BN(1));

let placeOrderArgs = {
      side: { bid: {} },
      priceLots: I80F48.fromNumber(1000).toTwos(),
      maxBaseLots: new BN(1),
      maxQuoteLotsIncludingFees: new BN(1000),
      clientOrderId: new BN(0),
      orderType: { limit: {} },
      expiryTimestamp: new BN(0),
      selfTradeBehavior: { decrementTake: {} },
      limit: 200,
    };

let storedMarket = await openbook.getMarket(market);

await openbookProgram.methods
      .placeOrder(placeOrderArgs)
      .accounts({
        signer: payer.publicKey,
        asks: storedMarket.asks,
        bids: storedMarket.bids,
        marketVault: storedMarket.marketQuoteVault,
        eventHeap: storedMarket.eventHeap,
        market: market,
        oracleA: null,
        oracleB: null,
        openOrdersAdmin: null,
        openOrdersAccount: openOrders,
        userTokenAccount: quoteAccount,
        tokenProgram: TOKEN_PROGRAM_ID,
      })
      .rpc();