mondo-expenses.js

var request = require('request');
var CONSUMER_KEY = 'YOUR_XERO_CONSUMER_KEY';
var accountCodes = {
  eating_out: 420
};
export default async function(hook) {
  var transaction = hook.params;
  if (/#expenses(?: |$)/.test(transaction.data.notes)) {
    hook.res.end();
  }
  var body = `
    <Receipts>
        <Receipt>
            <User>
                <UserID>YOUR_XERO_USER_ID</UserID>
            </User>
            <Contact>
                <Name>${transaction.data.merchant.name}</Name>
            </Contact>
            <Date>${transaction.data.created}</Date>
            <LineItems>
                <LineItem>
                    <Description>${transaction.data.description}</Description>
                    <UnitAmount>${-transaction.data.amount / 100}</UnitAmount>
                    <AccountCode>${accountCodes[transaction.data.category]}</AccountCode>
                </LineItem>
            </LineItems>
        </Receipt>
    </Receipts>
  `;
  hook.datastore.get('RSA_PRIVATE_KEY', function(err, RSA_PRIVATE_KEY) {
    if (err) { return res.end(err.message); }
    var oauth = {
      consumer_key: CONSUMER_KEY,
      token: CONSUMER_KEY,
      signature_method : 'RSA-SHA1',
      private_key: RSA_PRIVATE_KEY
    };
    request.put({url: 'https://api.xero.com/api.xro/2.0/Receipts', oauth: oauth, body: body}, function(err, res) {
      if (err) { return res.end(err.message); }
      hook.res.end(res.body);
    });
  });
}