C3 Exchange SDK

• Overview
• Installation
• API Usage
  • Quick start
  • Obtain instruments and markets
  • Login your account to C3
  • Sign deposit operation
  • Sign lend operation
• Copyright and License

Overview

C3SDK is the javascript package needed to interact with C3.

Installation

The package can be installed via npm:

npm install @c3exchange/sdk

API Usage

Quick start

import { C3SDK } from "@c3exchange/sdk";
const c3Sdk = new C3SDK();

Obtain instruments and markets

import { Instrument, MarketInfo } from "@c3exchange/sdk";

async function getInfoFromC3API(c3Sdk: C3SDK) {
  const instruments: Instrument[] = await c3Sdk.getInstruments();
  const markets: MarketInfo[] = await c3Sdk.getMarkets().getAll();
}

Login your account to C3

import { C3SDK, EVMSigner, CHAIN_ID_ETH } from "@c3exchange/sdk";
import * as ethers from "ethers";

async function loginToC3(c3Sdk: C3SDK) {
  const ethereumAccount = ethers.Wallet.createRandom();

  const signer = new EVMSigner(
    ethereumAccount.address,
    CHAIN_ID_ETH,
    ethereumAccount
  );

  const c3Account = await c3Sdk.login(signer);

  return c3Account;
}

Sign deposit operation

import {
  InstrumentAmount,
  Account,
  EVMSigner,
  toChainName,
} from "@c3exchange/sdk";

async function depositToC3(
  c3Account: Account,
  amount: InstrumentAmount
) {
  const originChain = "ethereum";

  const wormholeDeposit = await c3Account.deposit(amount, originChain);
  await wormholeDeposit.waitForWormholeVAA();
}

Sign lend operation

import {
  InstrumentAmount,
  Account,
  EVMSigner,
  toChainName,
} from "@c3exchange/sdk";

async function lendInC3(
  c3Account: Account,
  amount: InstrumentAmount
) {
  const txid = await c3resultAccount.lend(amount);
  console.log(txid);
}

Copyright and License

See LICENSE file.