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@orionprotocol/sdk

0.3.0
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Orion Protocol SDK

Package Exports

  • @orionprotocol/sdk
  • @orionprotocol/sdk/lib/esm/index.js
  • @orionprotocol/sdk/lib/umd/index.js

This package does not declare an exports field, so the exports above have been automatically detected and optimized by JSPM instead. If any package subpath is missing, it is recommended to post an issue to the original package (@orionprotocol/sdk) to support the "exports" field. If that is not possible, create a JSPM override to customize the exports field for this package.

Readme

Orion Protocol SDK

npm version Downloads

Install

npm i @orionprotocol/sdk

Usage

High level methods

Easy start

// Node.js
import "dotenv/config";
import { initOrionUnit } from "@orionprotocol/sdk";
import { Wallet } from "ethers";

const chain = process.env.CHAINID; // 0x38
const env = process.env.ENV; // production
const privateKey = process.env.PRIVATE_KEY; // 0x...

if (!chain) throw new Error("CHAINID is required");
if (!env) throw new Error("ENV is required");
if (!privateKey) throw new Error("PRIVATE_KEY is required");

const wallet = new Wallet(privateKey);
// OrionUnit is chain-in-environment abstraction
const orionUnit = initOrionUnit(chain, env);
// UI

import { initOrionUnit } from "@orionprotocol/sdk";
import detectEthereumProvider from "@metamask/detect-provider";
import { BaseProvider } from "@metamask/providers";
import { providers } from "ethers";

const chain = "0x61"; // bsc-testnet
const env = "testing";

const startApp = async (provider: BaseProvider) => {
  const web3provider = new providers.Web3Provider(provider);
  await web3Provider.ready;
  const signer = web3Provider.getSigner(); // ready to go
  const orionUnit = initOrionUnit(chain, env); // ready to go
};

detectEthereumProvider().then((provider) => {
  if (provider) {
    startApp(provider as BaseProvider);
  } else {
    console.log("Please install MetaMask!");
  }
});

Withdraw

orionUnit.exchange.withdraw({
  amount: 435.275,
  asset: "USDT",
  signer: wallet, // or signer when UI
});

Deposit

orionUnit.exchange.deposit({
  amount: 2.5,
  asset: "ORN",
  signer: wallet, // or signer when UI
});

Make swap market

orionUnit.exchange
  .swapMarket({
    type: "exactSpend",
    assetIn: "ORN",
    assetOut: "USDT",
    feeAsset: "ORN",
    amount: 23.89045345,
    slippagePercent: 1,
    signer: wallet, // or signer when UI
    options: {
      logger: console.log,
      // Set it to true if you want the issues associated with
      // the lack of allowance to be automatically corrected
      autoApprove: true,
    },
  })
  .then(console.log);

Add liquidity

orionUnit.farmingManager.addLiquidity({
  poolName: "ORN-USDT",
  amountAsset: "ORN", // ORN or USDT for this pool
  amount: 23.352345,
  signer: wallet, // or signer when UI
});

Remove all liquidity

orionUnit.farmingManager.removeAllLiquidity({
  poolName: "ORN-USDT",
  signer: wallet, // or signer when UI
});

Low level methods

Get historical price

const candles = await orionUnit.priceFeed.getCandles(
  "ORN-USDT",
  1650287678, // interval start
  1650374078, // interval end
  "5m", // interval
  "all" // exchange
);

Using contracts

import { contracts } from "@orionprotocol/sdk";

const exchangeContract = contracts.Exchange__factory.connect(
  exchangeContractAddress,
  orionUnit.provider
);
const erc20Contract = contracts.ERC20__factory.connect(
  tokenAddress,
  orionUnit.provider
);
const governanceContract = contracts.OrionGovernance__factory.connect(
  governanceAddress,
  orionUnit.provider
);
const orionVoting = contracts.OrionVoting__factory.connect(
  votingContractAddress,
  orionUnit.provider
);

Get tradable pairs

const pairsList = await orionUnit.orionAggregator.getPairsList();

Get swap info

const swapInfo = await orionUnit.orionAggregator.getSwapInfo(
  // Use 'exactSpend' when 'amount' is how much you want spend. Use 'exactReceive' otherwise
  type: 'exactSpend',
  assetIn: 'ORN',
  assetOut: 'USDT',
  amount: 6.23453457,
);

Place order in Orion Aggregator

const { orderId } = await orionUnit.orionAggregator.placeOrder(
  {
    senderAddress: "0x61eed69c0d112c690fd6f44bb621357b89fbe67f",
    matcherAddress: "0xfbcad2c3a90fbd94c335fbdf8e22573456da7f68",
    baseAsset: "0xf223eca06261145b3287a0fefd8cfad371c7eb34",
    quoteAsset: "0xcb2951e90d8dcf16e1fa84ac0c83f48906d6a744",
    matcherFeeAsset: "0xf223eca06261145b3287a0fefd8cfad371c7eb34",
    amount: 500000000,
    price: 334600000,
    matcherFee: 29296395, // Orion Fee + Network Fee
    nonce: 1650345051276,
    expiration: 1652850651276,
    buySide: 0,
    isPersonalSign: false, // https://docs.metamask.io/guide/signing-data.html#a-brief-history
  },
  false // Place in internal orderbook
);

Orion Aggregator WebSocket

Available subscriptions:

ASSET_PAIRS_CONFIG_UPDATES_SUBSCRIBE = 'apcus',
AGGREGATED_ORDER_BOOK_UPDATES_SUBSCRIBE = 'aobus',
ADDRESS_UPDATES_SUBSCRIBE = 'aus', // Orders history, balances info
BROKER_TRADABLE_ATOMIC_SWAP_ASSETS_BALANCE_UPDATES_SUBSCRIBE = 'btasabus',
SWAP_SUBSCRIBE = 'ss', // Swap info updates

Example:

import { services } from "@orionprotocol/sdk";
import { v4 as uuidv4 } from "uuid";

const swapRequestId = uuidv4();
orionUnit.orionAggregator.ws.subscribe(
  services.orionAggregator.ws.SubscriptionType.SWAP_SUBSCRIBE,
  {
    payload: {
      d: swapRequestId, // generated by client
      i: assetIn, // asset in
      o: assetOut, // asset out
      e: true, // true when type of swap is exactSpend, can be omitted (true by default)
      a: 5.62345343, // amount
    },
    // Handle data update in your way
    callback: (swapInfo) => {
      switch (swapInfo.kind) {
        case "exactSpend":
          console.log(swapInfo.availableAmountOut);
          break;
        case "exactReceive":
          console.log(swapInfo.availableAmountOut);
          break;
      }
    },
  }
);