redstone

Redstone-API

About

• Data ecosystem for DeFi
• On-chain data storage into Arweave Blockchain via Smartweave contracts.
• The one-time fee is given to the Arweave miners for ensuring permanent storage (approx. 100 years).

Arweave offers also a neat monetisation model with the Profit Sharing Token rewarding providers for high-quality data.

• Easy to use: You don't need any API keys. Just install the npm package and add a single line of code.

Problem

• The major problem in DeFi was to manage on-chain storage which is of huge size like real-time price.

Installation

• npm install redstone-api

generates a package.json file in the root of project directory.

Getting Started

Write code in JS

• Task: to get a price of a token
• Write this code in a file getPrice.js

const redstone = require("redstone-api");

const price = redstone.getPrice("BTC").then((price) => {
  // the timestamp is in millisec. So, divided by 1000.
  console.log(`price at ${price.timestamp / 1000} is ${price.value}.`);
});

Run

• on terminal use command: node getPrice.js

Price at 1635195734.65 is 62584.190955

Coding

• 2 ways to import redstone
  • Using Node.js: const redstone = require('redstone-api');
  • Using ES6: import redstone from 'redstone-api';

Examples

Redstone Simple example

Redstone Query example

Redstone Symbols example

References

• Github
• Documentation