Get UTXOs hydrated with SLP token information for an address.

hydrated-utxos.js

const axios = require('axios').default

const bchAddress = 'bitcoincash:qpnty9t0w93fez04h7yzevujpv8pun204qv6yfuahk'

const SERVER = process.env.SERVER

// Get hydrated UTXOs from an address
const hydrateSLP = async (address) => {
  try {
    if (!address || typeof address !== 'string') {
      throw new Error('address must be string')
    }

    const options = {
      method: 'GET',
      url: `${SERVER}coin/address/${address}?slp=true`
    }
    // Get address UTXOs
    const result = await axios(options)
    const utxos = result.data
    // Hydrate UTXOs
    const hydratedUtxos = await hydrateUTXOS(utxos)

    console.log(hydratedUtxos)
    console.log(`Hydrated UTXOs : ${hydratedUtxos.length}`)
    return hydratedUtxos
  } catch (error) {
    console.log(error)
    throw error
  }
}
// Maps and filter the SLP UTXOs of an UTXOs array
// get information about the SLP UTXOs
const hydrateUTXOS = async (UTXOS) => {
  try {
    if (!Array.isArray(UTXOS)) {
      throw new Error('UTXOS must be an array of slp utxos')
    }
    const slpUtxos = UTXOS.filter((val) => val.slp)
    const hydrated = []

    // Find information of each token
    for (let i = 0; i < slpUtxos.length; i++) {
      const slp = slpUtxos[i].slp
      const info = await getTokenInfo(slp.tokenId)
      const obj = Object.assign(slp, info)

      slpUtxos[i].slp = obj
      hydrated.push(slpUtxos[i])
    }
    return hydrated
  } catch (error) {
    console.log(error)
    throw error
  }
}
// Get information of a token
const getTokenInfo = async (tokenId) => {
  try {
    if (!tokenId || typeof tokenId !== 'string') {
      throw new Error('tokenID must be string')
    }

    const options = {
      method: 'GET',
      url: `${SERVER}token/${tokenId}`
    }
    const result = await axios(options)
    const tokenInfo = result.data
    // console.log('token info', tokenInfo)
    return tokenInfo
  } catch (error) {
    console.log(error)
    throw error
  }
}

hydrateSLP(bchAddress)