ppai/polymarket/routes/trading.js

import express from 'express';

import { startSyncMarketsData, getIorInfo } from "../libs/syncData.js";
import { getLineInfo } from "../libs/pinnacleClient.js";
import Logs from "../libs/logs.js";

import {
  createLimitOrder,
  getBalanceAllowance,
  getMultipleOrderBooks,
  getOrderBook,
  transferWallet,
} from "../libs/polymarketClient.js";

const router = express.Router();

router.get('/balance/:wallet', (req, res) => {
  const { wallet } = req.params;
  if (wallet !== "both" && wallet !== "proxy" && wallet !== "deposit") {
    return res.badRequest('invalid wallet');
  }
  getBalanceAllowance({ wallet })
  .then(data => res.sendSuccess(data))
  .catch(error => {
    Logs.errDev('get balance allowance error', error);
    return res.sendError(error);
  });
});

router.post('/wallet/transfer', (req, res) => {
  const { amount, from, to } = req.body;
  if (!amount) {
    return res.badRequest('amount is required');
  }
  if (!from) {
    return res.badRequest('from is required');
  }
  if (!to) {
    return res.badRequest('to is required');
  }

  transferWallet({ amount, from, to })
  .then(data => res.sendSuccess(data))
  .catch(error => {
    Logs.errDev('transfer wallet error', error);
    return res.sendError(error);
  });
});

router.get('/get_ior_info/:id/:ior', (req, res) => {
  const { id, ior } = req.params;
  getIorInfo(ior, id)
  .then(data => res.sendSuccess(data))
  .catch(error => {
    Logs.errDev('get ior info error', error);
    return res.sendError(error);
  });
});

router.get('/orderbook/:tokenId', (req, res) => {
  getOrderBook(req.params.tokenId)
  .then(data => res.sendSuccess(data))
  .catch(error => {
    Logs.errDev('get order book error', error);
    return res.sendError(error);
  });
});

router.post('/get_line_info', (req, res) => {
  getLineInfo(req.body)
  .then(data => res.sendSuccess(data))
  .catch(error => {
    Logs.errDev('get line info error', error);
    return res.sendError(error);
  });
});

router.post('/orderbooks', (req, res) => {
  const { tokenIds } = req.body;
  if (!Array.isArray(tokenIds) || tokenIds.length === 0) {
    return res.badRequest('tokenIds is required');
  }
  getMultipleOrderBooks(tokenIds)
  .then(data => res.sendSuccess(data))
  .catch(error => {
    Logs.errDev('get multiple order books error', error);
    return res.sendError(error);
  });
});

router.post('/orders/limit', (req, res) => {
  const {
    tokenID,
    tokenId,
    price,
    size,
    side,
    tickSize = "0.01",
    negRisk = false,
    orderType,
    // postOnly = false,
    expiration,
    deferExec = false,
  } = req.body;

  createLimitOrder({
    tokenID: tokenID || tokenId,
    price,
    size,
    side,
    tickSize,
    negRisk,
    orderType,
    // postOnly,
    expiration,
    deferExec,
  })
  .then(data => res.sendSuccess(data))
  .catch(error => {
    Logs.errDev('create limit order error', error);
    return res.sendError(error);
  });
});

startSyncMarketsData();

export default router;