@vaulverin/orca-sdk
Version:
Typescript SDK for the Orca protocol.
39 lines (38 loc) • 2.12 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());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getTokenCount = void 0;
const spl_token_1 = require("@solana/spl-token");
const deserialize_account_1 = require("./deserialize-account");
function getTokenCount(connection, poolParams, inputPoolToken, outputPoolToken) {
return __awaiter(this, void 0, void 0, function* () {
if (poolParams.tokens[inputPoolToken.mint.toString()] == undefined) {
throw new Error("Input token not part of pool");
}
if (poolParams.tokens[outputPoolToken.mint.toString()] == undefined) {
throw new Error("Output token not part of pool");
}
const accountInfos = yield connection.getMultipleAccountsInfo([
inputPoolToken.addr,
outputPoolToken.addr,
]);
const tokens = accountInfos.map((info) => info != undefined ? (0, deserialize_account_1.deserializeAccount)(info.data) : undefined);
const inputTokenAccount = tokens[0], outputTokenAccount = tokens[1];
if (inputTokenAccount === undefined || outputTokenAccount === undefined) {
throw new Error("Unable to fetch accounts for specified tokens.");
}
return {
inputTokenCount: new spl_token_1.u64(inputTokenAccount.amount),
outputTokenCount: new spl_token_1.u64(outputTokenAccount.amount),
};
});
}
exports.getTokenCount = getTokenCount;