react-native-customerio/lib/api/requests.js

A react-native for the Customer.io event API. http://customer.io

const { Base64 } = require('js-base64');

const REQUIRED_FIELDS = Object.freeze(['to', 'identifiers']);
const OPTIONAL_FIELDS = Object.freeze([
  'transactional_message_id',
  'message_data',
  'headers',
  'preheader',
  'from',
  'reply_to',
  'bcc',
  'subject',
  'body',
  'plaintext_body',
  'amp_body',
  'fake_bcc',
  'disable_message_retention',
  'send_to_unsubscribed',
  'tracked',
  'queue_draft',
]);

class SendEmailRequest {
  constructor(opts) {
    this.message = {
      headers: {},
      attachments: {},
    };

    REQUIRED_FIELDS.forEach((field) => {
      this.message[field] = opts[field];
    });

    OPTIONAL_FIELDS.forEach((field) => {
      this.message[field] = opts[field];
    });
  }

  attach(name, data, { encode = true } = {}) {
    if (this.message.attachments[name]) {
      throw new Error(`attachment ${name} already exists`);
    }

    if (encode) {
      this.message.attachments[name] = Base64.encode(data);
    } else {
      this.message.attachments[name] = data;
    }
  }
}

module.exports = {
  SendEmailRequest,
};