@prism-hq/prism-ag
Version:
Prism Aggregator
117 lines (116 loc) • 6.45 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.openbookSwap = void 0;
const anchor_1 = require("@project-serum/anchor");
const serum_1 = require("@project-serum/serum");
const web3_js_1 = require("@solana/web3.js");
const spl_token_1 = require("@solana/spl-token");
const types_1 = require("../types/types");
const serumIdl_1 = require("./serumIdl");
const bn_js_1 = __importDefault(require("bn.js"));
function openbookSwap(user, connection, settings, program, route, fromTokenAccount, toTokenAccount, fees, preTransaction, preSigners, hostFees, userOpenOrders, useT = null, disableFees = false) {
return __awaiter(this, void 0, void 0, function* () {
const provider = new anchor_1.AnchorProvider(connection,
//@ts-ignore
undefined, {
preflightCommitment: "recent",
commitment: "recent",
});
const openbookProgram = new anchor_1.Program(serumIdl_1.IDL, new web3_js_1.PublicKey(types_1.OPENBOOK_PROGRAM_ID), provider);
let { fromCoin, toCoin, side, marketConfig } = route.routeData;
let market = marketConfig.market;
let openOrders = null;
if (!userOpenOrders) {
let openOrdersArr = yield serum_1.OpenOrders.findForMarketAndOwner(connection, market.address, user, new web3_js_1.PublicKey(types_1.OPENBOOK_PROGRAM_ID));
if (openOrdersArr && openOrdersArr.length > 0)
openOrders = openOrdersArr[0].address;
}
else {
for (let i = 0; i < userOpenOrders.length; i++)
if (userOpenOrders[i].market.toBase58() == market.address.toBase58())
openOrders = userOpenOrders[i].address;
}
if (!openOrders) {
let account = new web3_js_1.Keypair();
preTransaction.add(yield serum_1.OpenOrders.makeCreateAccountTransaction(connection, market.address, user, account.publicKey, new web3_js_1.PublicKey(types_1.OPENBOOK_PROGRAM_ID)));
let data = Buffer.from([0, 15, 0, 0, 0]);
openOrders = account.publicKey;
let initTx = new web3_js_1.TransactionInstruction({
keys: [
{
pubkey: openOrders,
isSigner: false,
isWritable: true,
},
{
pubkey: user,
isSigner: true,
isWritable: true,
},
{
pubkey: market.address,
isSigner: false,
isWritable: false,
},
{
pubkey: web3_js_1.SYSVAR_RENT_PUBKEY,
isSigner: false,
isWritable: false,
}
],
programId: new web3_js_1.PublicKey(types_1.OPENBOOK_PROGRAM_ID),
data,
});
preSigners.push(account);
preTransaction.add(initTx);
}
//@ts-ignore
const marketDecoded = market._decoded;
const marketVaultSigner = yield web3_js_1.PublicKey.createProgramAddress([market.address.toBuffer(), marketDecoded.vaultSignerNonce.toArrayLike(Buffer, 'le', 8)],
//@ts-ignore
market._programId);
let referral = yield spl_token_1.Token.getAssociatedTokenAddress(spl_token_1.ASSOCIATED_TOKEN_PROGRAM_ID, spl_token_1.TOKEN_PROGRAM_ID, new web3_js_1.PublicKey((side == "buy") ? new web3_js_1.PublicKey(fromCoin.mintAddress) : new web3_js_1.PublicKey(toCoin.mintAddress)), settings.owner.publicKey);
const info = yield connection.getAccountInfo(referral);
if (!info) {
preTransaction.add(spl_token_1.Token.createAssociatedTokenAccountInstruction(spl_token_1.ASSOCIATED_TOKEN_PROGRAM_ID, spl_token_1.TOKEN_PROGRAM_ID, new web3_js_1.PublicKey((side == "buy") ? new web3_js_1.PublicKey(toCoin.mintAddress) : new web3_js_1.PublicKey(fromCoin.mintAddress)), referral, settings.owner.publicKey, user));
}
return program.instruction.openbookSwap(new bn_js_1.default(route.amountIn * 10 ** fromCoin.decimals), new bn_js_1.default(route.minimumReceived * 10 ** toCoin.decimals), useT ? true : false, (side == "buy") ? new bn_js_1.default(0) : new bn_js_1.default(1), disableFees, new bn_js_1.default(hostFees), {
accounts: {
serumDexProgram: new web3_js_1.PublicKey(types_1.OPENBOOK_PROGRAM_ID),
tokenProgram: spl_token_1.TOKEN_PROGRAM_ID,
rent: web3_js_1.SYSVAR_RENT_PUBKEY,
serumInfo: {
market: marketDecoded.ownAddress,
bids: marketDecoded.bids,
asks: marketDecoded.asks,
eventQueue: marketDecoded.eventQueue,
coinVault: marketDecoded.baseVault,
pcVault: marketDecoded.quoteVault,
vaultSigner: marketVaultSigner,
},
openOrders: openOrders,
requestQueue: marketDecoded.requestQueue,
authority: user,
toTokenAccount: toTokenAccount,
fromTokenAccount: fromTokenAccount,
feeSweeper: disableFees ? user : fees.owner,
referral: referral,
transitiveState: new web3_js_1.PublicKey(types_1.TRANSITIVE_STATE),
host: disableFees ? user : fees.host,
},
});
});
}
exports.openbookSwap = openbookSwap;