Selfup - Rejs

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#### Event Based Key Value Store:

Made to store hardware data on the filesystem!

Installation:

npm install selfup-rejs --save

Warning

This was built with node v14.4.0

Ensure your data is safe and not in version control:

echo 'selfup-rejs/*' >> .gitignore

Load package:

``js
const Rejs = require('selfup-rejs');
const rejs = new Rejs();
`

Official DOCS:

Documentation: right here!

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Raspberry Pi

NodeBots/JohnnyFive and logging event data: Repo

Arduino

NodeBots/JohnnyFive and logging event data: Repo

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Link to Youtube Vid

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Using RESTful verbs to help explain from a high level what is happening.

This is not a server.

This is a database that writes and reads files on the server.

Verbs/Methods

- (POST) Create a table: rejs.createTable('tablename')
- (POST) Create Multiple Tables: rejs.createTables('one', 'two', 'three')
- (POST) Add data to table: rejs.newData('tablename', dataObject)
- (POST) Add data to Multiple Tables:

`js
rejs.newDatas(
['firstTable', { test: 'data' }],
['secondTable', { test: 'data' }],
['thirdTable', { test: 'data' }],
);
`

- (DELETE) Delete data by ID in a table: rejs.deleteById('tablename', '2')
- (DELETE) Drop a table: rejs.dropTable('tablename')
- (DELETE) Multi-Table Drop: rejs.dropTables('firstTable', 'secondTable')
- (PUT) Replace/Overwrite a table: rejs.updateTable('tablename', dataObject)
- (PUT) Replace/Overwrite Multiple tables:

`js
rejs.updateTables(
['firstTable', { test: 'new data' }],
['secondTable', { test: 'new data' }],
['thirdTable', { test: 'new data' }],
);
`

- (GET) Table Object Query: rejs.getTable('tablename')
- (GET) Multi-Table Query: rejs.getTables('table', 'table2', 'table3')
- (GET) Find by ID: rejs.findId('tablename', 'id')
- (GET) Where/Select: rejs.where('tablename', 'any value in a flat object')

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#### JohnnyFive/NodeBots/IoT

- Store temperature data over time
- Store how many times a door has been opened
- Store telemetry data
- Store Data on a Raspberry Pi
- Store Data on a server hooked up to an Arduino
- Store Data on an Arduino Yun/BeagleBone/etc...
- Many possibilities for IoT

#### Electron OSX/Windows Apps

- Store file paths to load files needed on load
- Store small notes for a twitter like notes app
- Store image url's
- Store any data that you need to persist from app shutdown back to open

#### VPS

- Use it as a small DB for a low volume production app
- Use it to get quickly set up, and then move on to Mongo/Postgres once your app is mature and MVP is proven

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#### To get 100% coverage:

If the selfup-rejs folder is in your directory:

`sh
npm install
rm -rf selfup-rejs
`

Then you can run:

./node_modules/.bin/istanbul cover _mocha

Now the selfup-rejs folder will be in your directory again!

![](http://i.imgur.com/CAEz4uU.png)

#### To run tests without coverage:

npm test`