Javascript - CreateBlock

It is a JavaScript library created to generate and send blocks to the NxtFi blockchain according to the network specifications.

NPM Library URL

Library for backend developments interactions

https://www.npmjs.com/package/@guerrerocarlos/blockchainlibwww.npmjs.com

ENV Variable

Define the blockchain endpoint to use as an ENV variable:

export BLOCKCHAIN_ENDPOINT=https://test-001-node.cloud.nxtfi.org/v2

Integrated module functions

clientSign

This function is used to obtain the signed block that will be sent to the blockchain in the submitBlock function.

Parameters:

• SIGNER (Entity, name of authorized pubKey)

• SCOPE (Signer, Child scope, or SC hash)

• BLOCK CONTENT

• PATH TO PRIVATE KEY

Return => signedBlock.

submitBlock

This function is used to send the signed block and register it on the blockchain.

Parameters

• SIGNED BLOCK

Return => result.data

confirmBlock

This function is used to confirm submitted blocks and check whether they have been propagated successfully or not. It continuously checks for a maximum of 10 seconds or until finalization time is achieved.

Parameters

• HASH (submitted block hash)

• i (Optional. Seconds to reduce tolerance from default 10sec)

Return => result.data