import _ from 'lodash'

class RealmBase {}
RealmBase.prototype.refAsArray = function(ref) {
    return _.keys(this[ref]).map(key => this[ref][key])
}
class SaleTX extends RealmBase {
	get json() {
		let result = {
			id: this.id,
			merchantId: this.merchantId,
		};

		return result;
	}
}

SaleTX.schema = {
	name: 'SaleTX',
	primaryKey: 'id',
	properties: {
		id: { type: 'string', indexed: true },
		merchantId: { type: 'string', optional: true },
	}
};

export { SaleTX };

import React from 'react';
import {
  View
}
import Realm from 'realm';
import { SaleTX } from './SaleTX';

class App extends React.Component {
  constructor(props) {
    super(props);
  }

componentDidMount (){
  const realm = new Realm({
    schema: [
      SaleTX,
    ],
  });

  let sale = realm.write(() => {
    realm.create('SaleTX', {
      merchantId: '54',
      id: '1'
    });
    
  });

}

  render () {
    return(
      <View />
    )
}
}