{
  "name": "testproject",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1",
    "start": "node index.js"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "dependencies": {
    "realm": "^6.0.0"
  }
}

const Realm = require('realm');

const realmUsername = 'Username';
const realmPassword = 'Password';
const realmServerURL = 'Realm url without https:// or realms://';

const testSchema = {
    name: 'Test',
    properties: {
        id: 'string',
        test: 'string?',
    }
};

const generateGuid = () => {
    const s4 = () => {
        return Math.floor((1 + Math.random()) * 0x10000)
            .toString(16)
            .substring(1);
    }

    return `${s4() + s4()}-${s4()}-${s4()}-${s4()}-${s4()}${s4()}${s4()}`;
};


(async () => {
    const currentCredentials = Realm.Sync.Credentials.usernamePassword(
        realmUsername,
        realmPassword
    );

    const user = await Realm.Sync.User.login(
        `https://${realmServerURL}`,
        currentCredentials
    );

    const databaseOptions = {
        schema: [testSchema],
        sync: {
            url: `realms://${realmServerURL}/test`,
            user
        }
    };

    const realm = await Realm.open(databaseOptions);

    realm.write(() => {
        realm.create('Test', {
            id: generateGuid(),
            test: '1',
        });

        realm.create('Test', {
            id: generateGuid(),
            test: '2',
        });

        realm.create('Test', {
            id: generateGuid(),
            test: '3',
        });
    });

    realm.objects('Test').forEach(f => {
        console.log(f.test);
    })

    console.log('End');
})();