@prism-hq/prism-ag
Version:
Prism Aggregator
47 lines (46 loc) • 2.63 kB
JavaScript
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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.stepSwap = void 0;
const web3_js_1 = require("@solana/web3.js");
const bn_js_1 = __importDefault(require("bn.js"));
const types_1 = require("../types/types");
function stepSwap(user, program, route, fromTokenAccount, toTokenAccount, fees, hostFees, useT = null, disableFees = false) {
return __awaiter(this, void 0, void 0, function* () {
let { fromCoin, toCoin, stepPool } = route.routeData;
let amountIn = new bn_js_1.default(Math.floor(route.amountIn * 10 ** fromCoin.decimals));
let amountOut = new bn_js_1.default(Math.floor(route.minimumReceived * 10 ** toCoin.decimals));
return program.instruction.stepSwap(amountIn, amountOut, useT ? true : false, new bn_js_1.default(hostFees), {
accounts: {
tokenProgram: new web3_js_1.PublicKey(types_1.TOKEN_PROGRAM_ID),
stepProgram: new web3_js_1.PublicKey(types_1.STEP_PROGRAM_ID),
swapInfo: new web3_js_1.PublicKey(stepPool.swapAccount),
swapAuthority: stepPool.authority,
userTransferAuthority: user,
source: fromTokenAccount,
swapSource: stepPool.fromToken,
swapDestination: stepPool.toToken,
destination: toTokenAccount,
poolMint: stepPool.poolMint,
feeAccount: stepPool.feeAccount,
refundTo: new web3_js_1.PublicKey(types_1.TOKEN_PROGRAM_ID),
systemProgram: web3_js_1.SystemProgram.programId,
host: fees.host,
feeSweeper: fees.owner,
transitiveState: new web3_js_1.PublicKey(types_1.TRANSITIVE_STATE),
},
});
});
}
exports.stepSwap = stepSwap;