Files
bch-api/src/routes/v4/slp.js
T

2365 lines
72 KiB
JavaScript

'use strict'
const express = require('express')
const router = express.Router()
const axios = require('axios')
const BigNumber = require('bignumber.js')
const RouteUtils = require('../../util/route-utils')
const routeUtils = new RouteUtils()
const Slpdb = require('./services/slpdb')
// const strftime = require('strftime')
const wlogger = require('../../util/winston-logging')
// Instantiate a local copy of bch-js using the local REST API server.
const LOCAL_RESTURL = process.env.LOCAL_RESTURL
? process.env.LOCAL_RESTURL
: 'https://api.fullstack.cash/v4/'
const BCHJS = require('@psf/bch-js')
// const BCHJS = require('../../../../bch-js')
const bchjs = new BCHJS({ restURL: LOCAL_RESTURL })
// Used to convert error messages to strings, to safely pass to users.
const util = require('util')
util.inspect.defaultOptions = { depth: 5 }
// Setup JSON RPC
// const BitboxHTTP = axios.create({
// baseURL: process.env.RPC_BASEURL
// })
// const username = process.env.RPC_USERNAME
// const password = process.env.RPC_PASSWORD
// Determine the Access password for a private instance of SLPDB.
// https://gist.github.com/christroutner/fc717ca704dec3dded8b52fae387eab2
// Password for General Purpose (GP) SLPDB.
const SLPDB_PASS_GP = process.env.SLPDB_PASS_GP
? process.env.SLPDB_PASS_GP
: 'BITBOX'
// Password for Whitelist (WL) SLPDB.
const SLPDB_PASS_WL = process.env.SLPDB_PASS_WL
? process.env.SLPDB_PASS_WL
: 'BITBOX'
// const rawtransactions = require('./full-node/rawtransactions')
const RawTransactions = require('./full-node/rawtransactions')
const rawTransactions = new RawTransactions()
// Setup REST and TREST URLs used by slpjs
// Dev note: this allows for unit tests to mock the URL.
if (!process.env.REST_URL) {
process.env.REST_URL = 'https://bchn.fullstack.cash/v4/'
}
if (!process.env.TREST_URL) {
process.env.TREST_URL = 'https://testnet.fullstack.cash/v4/'
}
let _this
class Slp {
constructor () {
_this = this
// Encapsulate external libraries.
_this.axios = axios
_this.routeUtils = routeUtils
_this.BigNumber = BigNumber
_this.bchjs = bchjs
_this.rawTransactions = rawTransactions
_this.slpdb = new Slpdb()
_this.router = router
_this.router.get('/', _this.root)
// _this.router.get('/list', _this.list)
_this.router.get('/list/:tokenId', _this.listSingleToken)
_this.router.post('/list', _this.listBulkToken)
_this.router.get('/balancesForAddress/:address', _this.balancesForAddress)
_this.router.post('/balancesForAddress', _this.balancesForAddressBulk)
_this.router.get('/balancesForToken/:tokenId', _this.balancesForTokenSingle)
_this.router.get('/convert/:address', _this.convertAddressSingle)
_this.router.post('/convert', _this.convertAddressBulk)
_this.router.post('/validateTxid', _this.validateBulk)
_this.router.get('/validateTxid/:txid', _this.validateSingle)
_this.router.get('/validateTxid2/:txid', _this.validate2Single)
_this.router.get('/validateTxid3/:txid', _this.validate3Single)
_this.router.post('/validateTxid3', _this.validate3Bulk)
_this.router.get('/whitelist', _this.getSlpWhitelist)
_this.router.get('/txDetails/:txid', _this.txDetails)
_this.router.get('/tokenStats/:tokenId', _this.tokenStats)
_this.router.get(
'/transactions/:tokenId/:address',
_this.txsTokenIdAddressSingle
)
_this.router.get(
'/transactionHistoryAllTokens/:address',
_this.txsByAddressSingle
)
_this.router.post('/generateSendOpReturn', _this.generateSendOpReturn)
_this.router.post('/hydrateUtxos', _this.hydrateUtxos)
_this.router.post('/hydrateUtxosWL', _this.hydrateUtxosWL)
_this.router.get('/status', _this.getStatus)
_this.router.get('/nftChildren/:tokenId', _this.getNftChildren)
_this.router.get('/nftGroup/:tokenId', _this.getNftGroup)
}
// DRY error handler.
errorHandler (err, res) {
// console.error('Entering slp.js/errorHandler(). err: ', err)
// Attempt to decode the error message.
const { msg, status } = _this.routeUtils.decodeError(err)
console.log('slp.js/errorHandler msg from decodeError: ', msg)
console.log('slp.js/errorHandler status from decodeError: ', status)
if (msg) {
res.status(status)
return res.json({ error: msg })
}
res.status(500)
return res.json({ error: util.inspect(err) })
}
formatTokenOutput (token) {
token.tokenDetails.id = token.tokenDetails.tokenIdHex
delete token.tokenDetails.tokenIdHex
token.tokenDetails.documentHash = token.tokenDetails.documentSha256Hex
delete token.tokenDetails.documentSha256Hex
token.tokenDetails.initialTokenQty = parseFloat(
token.tokenDetails.genesisOrMintQuantity
)
delete token.tokenDetails.genesisOrMintQuantity
delete token.tokenDetails.transactionType
delete token.tokenDetails.batonVout
delete token.tokenDetails.sendOutputs
if (token.tokenDetails.versionType === 65 && token.nftParentId) {
token.tokenDetails.nftParentId = token.nftParentId
}
token.tokenDetails.blockCreated = token.tokenStats.block_created
token.tokenDetails.blockLastActiveSend =
token.tokenStats.block_last_active_send
token.tokenDetails.blockLastActiveMint =
token.tokenStats.block_last_active_mint
token.tokenDetails.txnsSinceGenesis =
token.tokenStats.qty_valid_txns_since_genesis
token.tokenDetails.validAddresses =
token.tokenStats.qty_valid_token_addresses
token.tokenDetails.totalMinted = parseFloat(
token.tokenStats.qty_token_minted
)
token.tokenDetails.totalBurned = parseFloat(
token.tokenStats.qty_token_burned
)
token.tokenDetails.circulatingSupply = parseFloat(
token.tokenStats.qty_token_circulating_supply
)
token.tokenDetails.mintingBatonStatus =
token.tokenStats.minting_baton_status
delete token.tokenStats.block_last_active_send
delete token.tokenStats.block_last_active_mint
delete token.tokenStats.qty_valid_txns_since_genesis
delete token.tokenStats.qty_valid_token_addresses
return token
}
root (req, res, next) {
return res.json({ status: 'slp' })
}
/**
* @api {get} /slp/list/{tokenId} List single SLP token by id.
* @apiName List single SLP token by id.
* @apiGroup SLP
* @apiDescription Returns the list single SLP token by id.
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/list/259908ae44f46ef585edef4bcc1e50dc06e4c391ac4be929fae27235b8158cf1" -H "accept:application/json"
*
*
*/
async listSingleToken (req, res, next) {
try {
const tokenId = req.params.tokenId
if (!tokenId || tokenId === '') {
res.status(400)
return res.json({ error: 'tokenId can not be empty' })
}
const t = await _this.lookupToken(tokenId)
res.status(200)
return res.json(t)
} catch (err) {
wlogger.error('Error in slp.ts/listSingleToken().', err)
return _this.errorHandler(err, res)
// return res.json({ error: `Error in /list/:tokenId: ${err.message}` })
}
}
/**
* @api {post} /slp/list/ List Bulk SLP token .
* @apiName List Bulk SLP token.
* @apiGroup SLP
* @apiDescription Returns the list bulk SLP token by id.
*
*
* @apiExample Example usage:
* curl -X POST "https://api.fullstack.cash/v4/slp/list" -H "accept:application/json" -H "Content-Type: application/json" -d '{"tokenIds":["7380843cd1089a1a01783f86af37734dc99667a1cdc577391b5f6ea42fc1bfb4","9ba379fe8171176d4e7e6771d9a24cd0e044c7b788d5f86a3fdf80904832b2c0"]}'
*
*
*/
async listBulkToken (req, res, next) {
try {
const tokenIds = req.body.tokenIds
// Reject if tokenIds is not an array.
if (!Array.isArray(tokenIds)) {
res.status(400)
return res.json({
error: 'tokenIds needs to be an array. Use GET for single tokenId.'
})
}
// Enforce array size rate limits
if (!_this.routeUtils.validateArraySize(req, tokenIds)) {
res.status(400) // https://github.com/Bitcoin-com/rest.bitcoin.com/issues/330
return res.json({
error: 'Array too large.'
})
}
const query = {
v: 3,
q: {
db: ['t'],
find: {
'tokenDetails.tokenIdHex': {
$in: tokenIds
}
},
project: { tokenDetails: 1, tokenStats: 1, _id: 0 },
sort: { 'tokenStats.block_created': -1 },
limit: 10000
}
}
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_URL}q/${b64}`
// Request options
const opt = {
method: 'get',
baseURL: url
}
const tokenRes = await _this.axios.request(opt)
const formattedTokens = []
const txids = []
if (tokenRes.data.t.length) {
tokenRes.data.t.forEach((token) => {
txids.push(token.tokenDetails.tokenIdHex)
token = _this.formatTokenOutput(token)
formattedTokens.push(token.tokenDetails)
})
}
tokenIds.forEach((tokenId) => {
if (!txids.includes(tokenId)) {
formattedTokens.push({
id: tokenId,
valid: false
})
}
})
res.status(200)
return res.json(formattedTokens)
} catch (err) {
wlogger.error('Error in slp.ts/listBulkToken().', err)
return _this.errorHandler(err, res)
// return res.json({ error: `Error in /list/:tokenId: ${err.message}` })
}
}
async lookupToken (tokenId) {
try {
const query = {
v: 3,
q: {
db: ['t'],
find: {
$query: {
'tokenDetails.tokenIdHex': tokenId
}
},
project: { tokenDetails: 1, tokenStats: 1, nftParentId: 1, _id: 0 },
limit: 1000
}
}
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_URL}q/${b64}`
// console.log(`url: ${url}`)
// Request options
const opt = {
method: 'get',
baseURL: url
}
const tokenRes = await _this.axios.request(opt)
// console.log(`tokenRes.data: ${util.inspect(tokenRes.data,null,2)}`)
// console.log(
// `tokenRes.data.t[0]: ${util.inspect(tokenRes.data.t[0], null, 2)}`
// )
const formattedTokens = []
if (tokenRes.data.t.length) {
tokenRes.data.t.forEach((token) => {
token = _this.formatTokenOutput(token)
formattedTokens.push(token.tokenDetails)
})
}
let t
formattedTokens.forEach((token) => {
if (token.id === tokenId) t = token
})
// If token could not be found.
if (t === undefined) {
t = {
id: 'not found'
}
}
return t
} catch (err) {
wlogger.error('Error in slp.ts/lookupToken().', err)
// console.log(`Error in slp.ts/lookupToken()`)
throw err
}
}
/**
* @api {get} /slp/balancesForAddress/{address} List SLP balance for address.
* @apiName List SLP balance for address.
* @apiGroup SLP
* @apiDescription Returns List SLP balance for address.
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/balancesForAddress/simpleledger:qz9tzs6d5097ejpg279rg0rnlhz546q4fsnck9wh5m" -H "accept:application/json"
*
*
*/
// Retrieve token balances for all tokens for a single address.
async balancesForAddress (req, res, next) {
try {
// Validate the input data.
const address = req.params.address
if (!address || address === '') {
res.status(400)
return res.json({ error: 'address can not be empty' })
}
// Ensure the input is a valid BCH address.
try {
_this.bchjs.SLP.Address.toCashAddress(address)
} catch (err) {
res.status(400)
return res.json({
error: `Invalid BCH address. Double check your address is valid: ${address}`
})
}
// Prevent a common user error. Ensure they are using the correct network address.
const cashAddr = _this.bchjs.SLP.Address.toCashAddress(address)
const networkIsValid = _this.routeUtils.validateNetwork(cashAddr)
if (!networkIsValid) {
res.status(400)
return res.json({
error:
'Invalid network. Trying to use a testnet address on mainnet, or vice versa.'
})
}
const query = {
v: 3,
q: {
db: ['g'],
aggregate: [
{
$match: {
'graphTxn.outputs': {
$elemMatch: {
address: _this.bchjs.SLP.Address.toSLPAddress(address),
status: 'UNSPENT',
slpAmount: { $gte: 0 }
}
}
}
},
{
$unwind: '$graphTxn.outputs'
},
{
$match: {
'graphTxn.outputs.address': _this.bchjs.SLP.Address.toSLPAddress(
address
),
'graphTxn.outputs.status': 'UNSPENT',
'graphTxn.outputs.slpAmount': { $gte: 0 }
}
},
{
$project: {
amount: '$graphTxn.outputs.slpAmount',
address: '$graphTxn.outputs.address',
txid: '$graphTxn.txid',
vout: '$graphTxn.outputs.vout',
tokenId: '$tokenDetails.tokenIdHex'
}
},
{
$group: {
_id: '$tokenId',
balanceString: {
$sum: '$amount'
},
slpAddress: {
$first: '$address'
}
}
}
],
limit: 10000
}
}
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_URL}q/${b64}`
const options = _this.generateCredentialsGP()
// Request options
const opt = {
method: 'get',
baseURL: url,
headers: options.headers,
timeout: options.timeout
}
const tokenRes = await _this.axios.request(opt)
// console.log(`tokenRes.data.g: ${JSON.stringify(tokenRes.data.g, null, 2)}`)
const tokenIds = []
if (tokenRes.data.g.length > 0) {
tokenRes.data.g = tokenRes.data.g.map((token) => {
token.tokenId = token._id
tokenIds.push(token.tokenId)
token.balance = parseFloat(token.balanceString)
delete token._id
return token
})
const promises = tokenIds.map(async (tokenId) => {
const query2 = {
v: 3,
q: {
db: ['t'],
find: {
$query: {
'tokenDetails.tokenIdHex': tokenId
}
},
project: {
'tokenDetails.decimals': 1,
'tokenDetails.tokenIdHex': 1,
_id: 0
},
limit: 1000
}
}
const s2 = JSON.stringify(query2)
const b642 = Buffer.from(s2).toString('base64')
const url2 = `${process.env.SLPDB_URL}q/${b642}`
// Request options
const opt = {
method: 'get',
baseURL: url2,
headers: options.headers,
timeout: options.timeout
}
const tokenRes2 = await _this.axios.request(opt)
// console.log(`tokenRes2.data: ${JSON.stringify(tokenRes2.data, null, 2)}`)
return tokenRes2.data
})
const details = await _this.axios.all(promises)
tokenRes.data.g = tokenRes.data.g.map((token) => {
details.forEach((detail) => {
if (detail.t[0].tokenDetails.tokenIdHex === token.tokenId) {
token.decimalCount = detail.t[0].tokenDetails.decimals
}
})
return token
})
return res.json(tokenRes.data.g)
}
return res.json('No balance for this address')
} catch (err) {
wlogger.error('Error in slp.ts/balancesForAddress().', err)
return _this.errorHandler(err, res)
// return res.json({
// error: `Error in /address/:address: ${err.message}`
// })
}
}
/**
* @api {post} /slp/balancesForAddress List SLP balances for an array of addresses.
* @apiName List SLP balances for an array of addresses.
* @apiGroup SLP
* @apiDescription Returns SLP balances for an array of addresses.
*
*
* @apiExample Example usage:
* curl -X POST "https://api.fullstack.cash/v4/slp/balancesForAddress" -d "{\"addresses\":[\"simpleledger:qqss4zp80hn6szsa4jg2s9fupe7g5tcg5ucdyl3r57\"]}" -H "accept:application/json"
*
*
*/
async balancesForAddressBulk (req, res, next) {
try {
const addresses = req.body.addresses
// Reject if addresses is not an array.
if (!Array.isArray(addresses)) {
res.status(400)
return res.json({ error: 'addresses needs to be an array' })
}
// Enforce array size rate limits
if (!_this.routeUtils.validateArraySize(req, addresses)) {
res.status(400) // https://github.com/Bitcoin-com/rest.bitcoin.com/issues/330
return res.json({
error: 'Array too large.'
})
}
wlogger.debug(
'Executing slp/balancesForAddresss with these addresses: ',
addresses
)
// Loop through each address and do error checking.
for (let i = 0; i < addresses.length; i++) {
const address = addresses[i]
// Validate the input data.
if (!address || address === '') {
res.status(400)
return res.json({ error: 'address can not be empty' })
}
// Ensure the input is a valid BCH address.
try {
_this.bchjs.SLP.Address.toCashAddress(address)
} catch (err) {
res.status(400)
return res.json({
error: `Invalid BCH address. Double check your address is valid: ${address}`
})
}
// Prevent a common user error. Ensure they are using the correct network address.
const cashAddr = _this.bchjs.SLP.Address.toCashAddress(address)
const networkIsValid = _this.routeUtils.validateNetwork(cashAddr)
if (!networkIsValid) {
res.status(400)
return res.json({
error:
'Invalid network. Trying to use a testnet address on mainnet, or vice versa.'
})
}
}
const options = _this.generateCredentialsGP()
// Collect an array of promises, one for each request to slpserve.
// This is a nested array of promises.
const balancesPromises = addresses.map(async (address) => {
const query = {
v: 3,
q: {
db: ['g'],
aggregate: [
{
$match: {
'graphTxn.outputs': {
$elemMatch: {
address: _this.bchjs.SLP.Address.toSLPAddress(address),
status: 'UNSPENT',
slpAmount: { $gte: 0 }
}
}
}
},
{
$unwind: '$graphTxn.outputs'
},
{
$match: {
'graphTxn.outputs.address': _this.bchjs.SLP.Address.toSLPAddress(
address
),
'graphTxn.outputs.status': 'UNSPENT',
'graphTxn.outputs.slpAmount': { $gte: 0 }
}
},
{
$project: {
amount: '$graphTxn.outputs.slpAmount',
address: '$graphTxn.outputs.address',
txid: '$graphTxn.txid',
vout: '$graphTxn.outputs.vout',
tokenId: '$tokenDetails.tokenIdHex'
}
},
{
$group: {
_id: '$tokenId',
balanceString: {
$sum: '$amount'
},
slpAddress: {
$first: '$address'
}
}
}
],
limit: 10000
}
}
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_URL}q/${b64}`
// Request options
const opt = {
method: 'get',
baseURL: url,
headers: options.headers,
timeout: options.timeout
}
const tokenRes = await _this.axios.request(opt)
// console.log(`tokenRes.data: ${JSON.stringify(tokenRes.data, null, 2)}`)
const tokenIds = []
if (tokenRes.data.g.length > 0) {
tokenRes.data.g = tokenRes.data.g.map((token) => {
token.tokenId = token._id
tokenIds.push(token.tokenId)
token.balance = parseFloat(token.balanceString)
delete token._id
return token
})
}
// Collect another array of promises.
const promises = tokenIds.map(async (tokenId) => {
const query2 = {
v: 3,
q: {
db: ['t'],
find: {
$query: {
'tokenDetails.tokenIdHex': tokenId
}
},
project: {
'tokenDetails.decimals': 1,
'tokenDetails.tokenIdHex': 1,
_id: 0
},
limit: 1000
}
}
const s2 = JSON.stringify(query2)
const b642 = Buffer.from(s2).toString('base64')
const url2 = `${process.env.SLPDB_URL}q/${b642}`
const opt = {
method: 'get',
baseURL: url2,
headers: options.headers,
timeout: options.timeout
}
const tokenRes2 = await _this.axios.request(opt)
// console.log(`tokenRes2.data: ${JSON.stringify(tokenRes2.data, null, 2)}`)
return tokenRes2.data
})
// Wait for all the promises to resolve.
const details = await Promise.all(promises)
tokenRes.data.g = tokenRes.data.g.map((token) => {
details.forEach((detail) => {
if (detail.t[0].tokenDetails.tokenIdHex === token.tokenId) {
token.decimalCount = detail.t[0].tokenDetails.decimals
}
})
return token
})
return tokenRes.data.g
})
// Wait for all the promises to resolve.
const axiosResult = await _this.axios.all(balancesPromises)
return res.json(axiosResult)
} catch (err) {
wlogger.error('Error in slp.js/balancesForAddressBulk().', err)
return _this.errorHandler(err, res)
// return res.json({
// error: `Error in POST balancesForAddress: ${err.message}`
// })
}
}
/**
* @api {get} /slp/balancesForToken/{TokenId} List SLP addresses and balances for tokenId.
* @apiName List SLP addresses and balances for tokenId.
* @apiGroup SLP
* @apiDescription Returns List SLP addresses and balances for tokenId.
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/balancesForToken/9ba379fe8171176d4e7e6771d9a24cd0e044c7b788d5f86a3fdf80904832b2c0" -H "accept:application/json"
*
*
*/
// Retrieve token balances for all addresses by single tokenId.
async balancesForTokenSingle (req, res, next) {
try {
// Validate the input data.
const tokenId = req.params.tokenId
if (!tokenId || tokenId === '') {
res.status(400)
return res.json({ error: 'tokenId can not be empty' })
}
const query = {
v: 3,
q: {
db: ['g'],
aggregate: [
{
$match: {
'graphTxn.outputs': {
$elemMatch: {
status: 'UNSPENT',
slpAmount: { $gte: 0 }
}
},
'tokenDetails.tokenIdHex': tokenId
}
},
{
$unwind: '$graphTxn.outputs'
},
{
$match: {
'graphTxn.outputs.status': 'UNSPENT',
'graphTxn.outputs.slpAmount': { $gte: 0 },
'tokenDetails.tokenIdHex': tokenId
}
},
{
$project: {
token_balance: '$graphTxn.outputs.slpAmount',
address: '$graphTxn.outputs.address',
txid: '$graphTxn.txid',
vout: '$graphTxn.outputs.vout',
tokenId: '$tokenDetails.tokenIdHex'
}
},
{
$group: {
_id: '$address',
token_balance: {
$sum: '$token_balance'
}
}
}
],
limit: 10000
}
}
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_URL}q/${b64}`
const options = _this.generateCredentialsGP()
const opt = {
method: 'get',
baseURL: url,
headers: options.headers,
timeout: options.timeout
}
// Get data from SLPDB.
const tokenRes = await _this.axios.request(opt)
// console.log(`tokenRes.data: ${JSON.stringify(tokenRes.data, null, 2)}`)
const resBalances = tokenRes.data.g.map((addy, index) => {
delete addy.satoshis_balance
addy.tokenBalanceString = addy.token_balance
addy.slpAddress = addy._id
addy.tokenId = tokenId
delete addy._id
delete addy.token_balance
return addy
})
return res.json(resBalances)
} catch (err) {
wlogger.error('Error in slp.ts/balancesForTokenSingle().', err)
return _this.errorHandler(err, res)
// return res.json({
// error: `Error in /balancesForToken/:tokenId: ${err.message}`
// })
}
}
/**
* @api {get} /slp/convert/{address} Convert address to slpAddr, cashAddr and legacy.
* @apiName Convert address to slpAddr, cashAddr and legacy.
* @apiGroup SLP
* @apiDescription Convert address to slpAddr, cashAddr and legacy.
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/convert/simpleledger:qz9tzs6d5097ejpg279rg0rnlhz546q4fsnck9wh5m" -H "accept:application/json"
*
*
*/
async convertAddressSingle (req, res, next) {
try {
const address = req.params.address
// Validate input
if (!address || address === '') {
res.status(400)
return res.json({ error: 'address can not be empty' })
}
const slpAddr = _this.bchjs.SLP.Address.toSLPAddress(address)
const obj = {
slpAddress: '',
cashAddress: '',
legacyAddress: ''
}
obj.slpAddress = slpAddr
obj.cashAddress = _this.bchjs.SLP.Address.toCashAddress(slpAddr)
obj.legacyAddress = _this.bchjs.SLP.Address.toLegacyAddress(
obj.cashAddress
)
res.status(200)
return res.json(obj)
} catch (err) {
wlogger.error('Error in slp.ts/convertAddressSingle().', err)
return _this.errorHandler(err, res)
// return res.json({
// error: `Error in /address/convert/:address: ${err.message}`
// })
}
}
/**
* @api {post} /slp/convert/ Convert multiple addresses to cash, legacy and simpleledger format.
* @apiName Convert multiple addresses to cash, legacy and simpleledger format.
* @apiGroup SLP
* @apiDescription Convert multiple addresses to cash, legacy and simpleledger format.
*
*
* @apiExample Example usage:
* curl -X POST "https://api.fullstack.cash/v4/slp/convert" -H "accept:application/json" -H "Content-Type: application/json" -d '{"addresses":["simpleledger:qrxa0unrn67rtn85v7asfddhhth43ecnxua0antk2l"]}'
*
*
*/
async convertAddressBulk (req, res, next) {
const addresses = req.body.addresses
// Reject if hashes is not an array.
if (!Array.isArray(addresses)) {
res.status(400)
return res.json({
error: 'addresses needs to be an array. Use GET for single address.'
})
}
// Enforce array size rate limits
if (!_this.routeUtils.validateArraySize(req, addresses)) {
res.status(400) // https://github.com/Bitcoin-com/rest.bitcoin.com/issues/330
return res.json({
error: 'Array too large.'
})
}
// Convert each address in the array.
const convertedAddresses = []
for (let i = 0; i < addresses.length; i++) {
const address = addresses[i]
// Validate input
if (!address || address === '') {
res.status(400)
return res.json({ error: 'address can not be empty' })
}
const slpAddr = _this.bchjs.SLP.Address.toSLPAddress(address)
const obj = {
slpAddress: '',
cashAddress: '',
legacyAddress: ''
}
obj.slpAddress = slpAddr
obj.cashAddress = _this.bchjs.SLP.Address.toCashAddress(slpAddr)
obj.legacyAddress = _this.bchjs.SLP.Address.toLegacyAddress(
obj.cashAddress
)
convertedAddresses.push(obj)
}
res.status(200)
return res.json(convertedAddresses)
}
/**
* @api {post} /slp/validateTxid/ Validate multiple SLP transactions by txid.
* @apiName Validate multiple SLP transactions by txid.
* @apiGroup SLP
* @apiDescription Validate multiple SLP transactions by txid.
*
*
* @apiExample Example usage:
* curl -X POST "https://api.fullstack.cash/v4/slp/validateTxid" -H "accept:application/json" -H "Content-Type: application/json" -d '{"txids":["f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a","fb0eeaa501a6e1acb721669c62a3f70741f48ae0fd7f4b8e1d72088785c51952"]}'
*
*
*/
async validateBulk (req, res, next) {
try {
const txids = req.body.txids
// Reject if txids is not an array.
if (!Array.isArray(txids)) {
res.status(400)
return res.json({ error: 'txids needs to be an array' })
}
// Enforce array size rate limits
if (!_this.routeUtils.validateArraySize(req, txids)) {
res.status(400) // https://github.com/Bitcoin-com/rest.bitcoin.com/issues/330
return res.json({
error: 'Array too large.'
})
}
wlogger.debug('Executing slp/validate with these txids: ', txids)
const query = {
v: 3,
q: {
db: ['c', 'u'],
find: {
'tx.h': { $in: txids }
},
limit: 300,
project: { 'slp.valid': 1, 'tx.h': 1, 'slp.invalidReason': 1 }
}
}
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_URL}q/${b64}`
// console.log('url: ', url)
const options = _this.generateCredentialsGP()
// Get data from SLPDB.
const opt = {
method: 'get',
baseURL: url,
headers: options.headers,
timeout: options.timeout
}
const tokenRes = await _this.axios.request(opt)
// console.log(`tokenRes.data: ${JSON.stringify(tokenRes.data, null, 2)}`)
let formattedTokens = []
// Combine the confirmed and unconfirmed collections.
const concatArray = tokenRes.data.c.concat(tokenRes.data.u)
const tokenIds = []
if (concatArray.length > 0) {
concatArray.forEach((token) => {
tokenIds.push(token.tx.h) // txid
const validationResult = {
txid: token.tx.h,
valid: token.slp.valid
}
// If the txid is invalid, add the reason it's invalid.
if (!validationResult.valid) {
validationResult.invalidReason = token.slp.invalidReason
}
formattedTokens.push(validationResult)
})
// If a user-provided txid doesn't exist in the data, add it with
// valid:null property.
// 'null' indicates that SLPDB does not know about the transaction. It
// either has not seen it or has not processed it yet. A determination
// can not be made.
txids.forEach((txid) => {
if (!tokenIds.includes(txid)) {
formattedTokens.push({
txid: txid,
valid: null
})
}
})
} else {
// Corner case: No results were returned from SLPDB. Mark each entry
// as 'null'
for (let i = 0; i < txids.length; i++) {
formattedTokens.push({
txid: txids[i],
valid: null
})
}
}
// Catch a corner case of repeated txids. SLPDB will remove redundent TXIDs,
// which will cause the output array to be smaller than the input array.
if (txids.length > formattedTokens.length) {
const newOutput = []
for (let i = 0; i < txids.length; i++) {
const thisTxid = txids[i]
// Find the element that matches the current txid.
const elem = formattedTokens.filter((x) => x.txid === thisTxid)
newOutput.push(elem[0])
}
// Replace the original output object with the new output object.
formattedTokens = newOutput
}
// Put the output array in the same order as the input array.
const outAry = []
for (let i = 0; i < txids.length; i++) {
const thisTxid = txids[i]
// Need to use Array.find() because the returned output array is out
// of order with respect to the txid input array.
const output = formattedTokens.find((elem) => elem.txid === thisTxid)
// console.log(`output: ${JSON.stringify(output, null, 2)}`)
outAry.push(output)
}
res.status(200)
return res.json(outAry)
} catch (err) {
wlogger.error('Error in slp.ts/validateBulk().', err)
return _this.errorHandler(err, res)
}
}
/**
* @api {get} /slp/validateTxid/{txid} Validate single SLP transaction by txid.
* @apiName Validate single SLP transaction by txid.
* @apiGroup SLP
* @apiDescription Validate single SLP transaction by txid, using SLPDB.
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/validateTxid/f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a" -H "accept:application/json"
*
*
*/
async validateSingle (req, res, next) {
try {
const txid = req.params.txid
// Validate input
if (!txid || txid === '') {
res.status(400)
return res.json({ error: 'txid can not be empty' })
}
wlogger.debug('Executing slp/validate/:txid with this txid: ', txid)
const query = {
v: 3,
q: {
db: ['c', 'u'],
find: {
'tx.h': txid
},
limit: 300,
project: { 'slp.valid': 1, 'tx.h': 1, 'slp.invalidReason': 1 }
}
}
const options = _this.generateCredentialsGP()
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_URL}q/${b64}`
const opt = {
method: 'get',
baseURL: url,
headers: options.headers,
timeout: options.timeout
}
// Get data from SLPDB.
const tokenRes = await _this.axios.request(opt)
// console.log(`tokenRes.data: ${JSON.stringify(tokenRes.data, null, 2)}`)
// Default return value.
let result = {
txid: txid,
valid: null
}
// Build result.
const concatArray = tokenRes.data.c.concat(tokenRes.data.u)
if (concatArray.length > 0) {
result = {
txid: concatArray[0].tx.h,
valid: concatArray[0].slp.valid
}
if (!result.valid) {
result.invalidReason = concatArray[0].slp.invalidReason
}
}
res.status(200)
return res.json(result)
} catch (err) {
wlogger.error('Error in slp.js/validateSingle().', err)
return _this.errorHandler(err, res)
}
}
/**
* @api {get} /slp/validateTxid2/{txid} Validate 2 Single
* @apiName Validate a single SLP transaction by txid using slp-validate.
* @apiGroup SLP
* @apiDescription Validate single SLP transaction by txid, using slp-validate.
* Slower, less efficient method of validating an SLP TXID using the slp-validate
* npm library. This method is independent of SLPDB and can be used as a fall-back
* when SLPDB returns 'null' values.
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/validateTxid2/f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a" -H "accept:application/json"
*
*
*/
async validate2Single (req, res, next) {
try {
const txid = req.params.txid
// Validate input
if (!txid || txid === '') {
res.status(400)
return res.json({ error: 'txid can not be empty' })
}
wlogger.debug(
'Executing slp/validate2Single/:txid with this txid: ',
txid
)
// null by default.
// Default return value.
const result = {
txid: txid,
isValid: null,
msg: ''
}
// Request options
const opt = {
method: 'get',
baseURL: `${process.env.SLP_API_URL}slp/validate/${txid}`,
timeout: 10000 // Exit after 10 seconds.
}
const tokenRes = await _this.axios.request(opt)
// console.log(`tokenRes.data: ${JSON.stringify(tokenRes.data, null, 2)}`)
// console.log(`tokenRes: `, tokenRes)
// Overwrite the default value with the result from slp-api.
result.isValid = tokenRes.data.isValid
res.status(200)
return res.json(result)
} catch (err) {
// console.log('validate2Single error: ', err)
wlogger.error('Error in slp.ts/validate2Single().', err)
return _this.errorHandler(err, res)
}
}
/**
* @api {get} /slp/whitelist SLP token whitelist.
* @apiName SLP token whitelist
* @apiGroup SLP
* @apiDescription Get tokens that are on the whitelist.
* SLPDB is typically used to validate SLP transactions. It can become unstable
* during periods of high network usage. A second SLPDB has been implemented
* that is much more stable, because it only tracks a whitelist of SLP tokens.
* This endpoint will return information on the SLP tokens that are included
* in that whitelist.
*
* For tokens on the whitelist, the /slp/validateTxid3 endpoints can be used.
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/whitelist" -H "accept:application/json"
*
*/
async getSlpWhitelist (req, res, next) {
try {
const list = [
{
name: 'USDH',
tokenId:
'c4b0d62156b3fa5c8f3436079b5394f7edc1bef5dc1cd2f9d0c4d46f82cca479'
},
{
name: 'SPICE',
tokenId:
'4de69e374a8ed21cbddd47f2338cc0f479dc58daa2bbe11cd604ca488eca0ddf'
},
{
name: 'PSF',
tokenId:
'38e97c5d7d3585a2cbf3f9580c82ca33985f9cb0845d4dcce220cb709f9538b0'
},
{
name: 'TROUT',
tokenId:
'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
},
{
name: 'PSFTEST',
tokenId:
'd0ef4de95b78222bfee2326ab11382f4439aa0855936e2fe6ac129a8d778baa0'
}
]
res.status(200)
return res.json(list)
} catch (err) {
wlogger.error('Error in slp.ts/whitelist().', err)
return _this.errorHandler(err, res)
}
}
/**
* @api {get} /slp/validateTxid3/{txid} Validate 3 Single
* @apiName Validate a single txid against a whitelist SLPDB
* @apiGroup SLP
* @apiDescription Alternative validation for tokens on the whitelist
* This endpoint is exactly the same as /slp/validateTxid/{txid} but it uses
* a different SLPDB. This server only indexes the SLP tokens that are on the
* whitelist. You can see which tokens are on the whitelist by calling the
* /slp/whitelist endpoint.
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/validateTxid3/f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a" -H "accept:application/json"
*
*
*/
async validate3Single (req, res, next) {
try {
const txid = req.params.txid
// console.log('validate3Single txid: ', txid)
// Validate input
if (!txid || txid === '') {
res.status(400)
return res.json({ error: 'txid can not be empty' })
}
wlogger.debug('Executing slp/validate/:txid with this txid: ', txid)
const query = {
v: 3,
q: {
db: ['c', 'u'],
find: {
'tx.h': txid
},
limit: 300,
project: { 'slp.valid': 1, 'tx.h': 1, 'slp.invalidReason': 1 }
}
}
const options = _this.generateCredentialsWL()
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_WHITELIST_URL}q/${b64}`
const opt = {
method: 'get',
baseURL: url,
headers: options.headers,
timeout: options.timeout
}
// Get data from SLPDB.
const tokenRes = await _this.axios.request(opt)
// console.log(`tokenRes.data: ${JSON.stringify(tokenRes.data, null, 2)}`)
// Default return value.
let result = {
txid: txid,
valid: null
}
// Build result.
const concatArray = tokenRes.data.c.concat(tokenRes.data.u)
if (concatArray.length > 0) {
result = {
txid: concatArray[0].tx.h,
valid: concatArray[0].slp.valid
}
if (!result.valid) {
result.invalidReason = concatArray[0].slp.invalidReason
}
}
res.status(200)
return res.json(result)
} catch (err) {
wlogger.error('Error in slp.js/validate3Single().', err)
return _this.errorHandler(err, res)
}
}
/**
* @api {post} /slp/validateTxid3/ Validate 3 Bulk
* @apiName Validate an array of TXIDs against a whitelist SLPDB
* @apiGroup SLP
* @apiDescription Alternative validation for tokens on the whitelist
* This endpoint is exactly the same as /slp/validateTxid but it uses
* a different SLPDB. This server only indexes the SLP tokens that are on the
* whitelist. You can see which tokens are on the whitelist by calling the
* /slp/whitelist endpoint.
*
* @apiExample Example usage:
* curl -X POST "https://api.fullstack.cash/v4/slp/validateTxid3" -H "accept:application/json" -H "Content-Type: application/json" -d '{"txids":["f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a","fb0eeaa501a6e1acb721669c62a3f70741f48ae0fd7f4b8e1d72088785c51952"]}'
*
*
*/
async validate3Bulk (req, res, next) {
try {
const txids = req.body.txids
// console.log(`validate3Bulk txids: `, txids)
// Reject if txids is not an array.
if (!Array.isArray(txids)) {
res.status(400)
return res.json({ error: 'txids needs to be an array' })
}
// Enforce array size rate limits
if (!_this.routeUtils.validateArraySize(req, txids)) {
res.status(400) // https://github.com/Bitcoin-com/rest.bitcoin.com/issues/330
return res.json({
error: 'Array too large.'
})
}
wlogger.debug('Executing slp/validate with these txids: ', txids)
const query = {
v: 3,
q: {
db: ['c', 'u'],
find: {
'tx.h': { $in: txids }
},
limit: 300,
project: { 'slp.valid': 1, 'tx.h': 1, 'slp.invalidReason': 1 }
}
}
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_WHITELIST_URL}q/${b64}`
// console.log('url: ', url)
const options = _this.generateCredentialsWL()
// Get data from SLPDB.
const opt = {
method: 'get',
baseURL: url,
headers: options.headers,
timeout: options.timeout
}
const tokenRes = await _this.axios.request(opt)
// console.log(`tokenRes.data: ${JSON.stringify(tokenRes.data, null, 2)}`)
let formattedTokens = []
// Combine the confirmed and unconfirmed collections.
const concatArray = tokenRes.data.c.concat(tokenRes.data.u)
const tokenIds = []
if (concatArray.length > 0) {
concatArray.forEach((token) => {
tokenIds.push(token.tx.h) // txid
const validationResult = {
txid: token.tx.h,
valid: token.slp.valid
}
// If the txid is invalid, add the reason it's invalid.
if (!validationResult.valid) {
validationResult.invalidReason = token.slp.invalidReason
}
formattedTokens.push(validationResult)
})
// If a user-provided txid doesn't exist in the data, add it with
// valid:null property.
// 'null' indicates that SLPDB does not know about the transaction. It
// either has not seen it or has not processed it yet. A determination
// can not be made.
txids.forEach((txid) => {
if (!tokenIds.includes(txid)) {
formattedTokens.push({
txid: txid,
valid: null
})
}
})
} else {
// Corner case: No results were returned from SLPDB. Mark each entry
// as 'null'
for (let i = 0; i < txids.length; i++) {
formattedTokens.push({
txid: txids[i],
valid: null
})
}
}
// Catch a corner case of repeated txids. SLPDB will remove redundent TXIDs,
// which will cause the output array to be smaller than the input array.
if (txids.length > formattedTokens.length) {
const newOutput = []
for (let i = 0; i < txids.length; i++) {
const thisTxid = txids[i]
// Find the element that matches the current txid.
const elem = formattedTokens.filter((x) => x.txid === thisTxid)
newOutput.push(elem[0])
}
// Replace the original output object with the new output object.
formattedTokens = newOutput
}
// console.log(
// `formattedTokens: ${JSON.stringify(formattedTokens, null, 2)}`
// )
// Put the output array in the same order as the input array.
const outAry = []
for (let i = 0; i < txids.length; i++) {
const thisTxid = txids[i]
// Need to use Array.find() because the returned output array is out
// of order with respect to the txid input array.
const output = formattedTokens.find((elem) => elem.txid === thisTxid)
// console.log(`output: ${JSON.stringify(output, null, 2)}`)
outAry.push(output)
}
res.status(200)
return res.json(outAry)
} catch (err) {
wlogger.error('Error in slp.js/validate3Bulk().', err)
return _this.errorHandler(err, res)
}
}
/**
* @api {get} /slp/txDetails/{txid} SLP transaction details.
* @apiName SLP transaction details.
* @apiGroup SLP
* @apiDescription Transaction details on a token transfer.
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/txDetails/8ab4ac5dea3f9024e3954ee5b61452955d659a34561f79ef62ac44e133d0980e" -H "accept:application/json"
*
*
*/
async txDetails (req, res, next) {
try {
// Validate input parameter
const txid = req.params.txid
if (!txid || txid === '') {
res.status(400)
return res.json({ error: 'txid can not be empty' })
}
if (txid.length !== 64) {
res.status(400)
return res.json({ error: 'This is not a txid' })
}
const query = {
v: 3,
db: ['g'],
q: {
find: {
'tx.h': txid
},
limit: 300
}
}
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_URL}q/${b64}`
const options = _this.generateCredentialsGP()
const opt = {
method: 'get',
baseURL: url,
headers: options.headers,
timeout: options.timeout
}
// Get token data from SLPDB
const tokenRes = await _this.axios.request(opt)
// console.log(`tokenRes: ${util.inspect(tokenRes)}`)
// Return 'not found' error if both the confirmed and unconfirmed
// collections are empty.
if (tokenRes.data.c.length === 0 && tokenRes.data.u.length === 0) {
res.status(404)
return res.json({ error: 'TXID not found' })
}
// Format the returned data to an object.
const formatted = await _this.formatToRestObject(tokenRes)
// console.log(`formatted: ${JSON.stringify(formatted,null,2)}`)
// Get information on the transaction from Insight API.
// const retData = await transactions.transactionsFromInsight(txid)
const retData = await _this.rawTransactions.getRawTransactionsFromNode(
txid,
true
)
// console.log(`retData: ${JSON.stringify(retData, null, 2)}`)
// Return both the tx data from Insight and the formatted token information.
const response = {
retData,
...formatted
}
res.status(200)
return res.json(response)
} catch (err) {
wlogger.error('Error in slp.ts/txDetails().', err)
// Handle corner case of mis-typted txid
// if (err.error && err.error.indexOf('Not found') > -1) {
// res.status(400)
// return res.json({ error: 'TXID not found' })
// }
return _this.errorHandler(err, res)
}
}
/**
* @api {get} /slp/tokenStats/{tokenId} List stats for a single slp token.
* @apiName List stats for a single slp token.
* @apiGroup SLP
* @apiDescription Return list stats for a single slp token.
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/tokenStats/9ba379fe8171176d4e7e6771d9a24cd0e044c7b788d5f86a3fdf80904832b2c0" -H "accept:application/json"
*
*
*/
async tokenStats (req, res, next) {
try {
const tokenId = req.params.tokenId
if (!tokenId || tokenId === '') {
res.status(400)
return res.json({ error: 'tokenId can not be empty' })
}
const tokenStats = await _this.slpdb.getTokenStats(tokenId)
res.status(200)
return res.json(tokenStats)
} catch (err) {
wlogger.error('Error in slp.ts/tokenStats().', err)
return _this.errorHandler(err, res)
// return res.json({ error: `Error in /tokenStats: ${err.message}` })
}
}
/**
* @api {get} /slp/transactions/{tokenId}/{address} SLP transactions by tokenId and address.
* @apiName SLP transactions by tokenId and address.
* @apiGroup SLP
* @apiDescription Transactions by tokenId and address.
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/transactions/9ba379fe8171176d4e7e6771d9a24cd0e044c7b788d5f86a3fdf80904832b2c0/simpleledger:qrxa0unrn67rtn85v7asfddhhth43ecnxua0antk2l" -H "accept:application/json"
*
*
*/
// Retrieve transactions by tokenId and address.
async txsTokenIdAddressSingle (req, res, next) {
try {
// Validate the input data.
const tokenId = req.params.tokenId
if (!tokenId || tokenId === '') {
res.status(400)
return res.json({ error: 'tokenId can not be empty' })
}
const address = req.params.address
if (!address || address === '') {
res.status(400)
return res.json({ error: 'address can not be empty' })
}
const query = {
v: 3,
q: {
find: {
db: ['c', 'u'],
$query: {
$or: [
{
'in.e.a': address
},
{
'out.e.a': address
}
],
'slp.detail.tokenIdHex': tokenId
},
$orderby: {
'blk.i': -1
}
},
limit: 100
},
r: {
f: '[.[] | { txid: .tx.h, tokenDetails: .slp } ]'
}
}
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_URL}q/${b64}`
const opt = {
method: 'get',
baseURL: url
}
// Get data from SLPDB.
const tokenRes = await _this.axios.request(opt)
// console.log(`tokenRes.data: ${JSON.stringify(tokenRes.data, null, 2)}`)
return res.json(tokenRes.data.c)
} catch (err) {
wlogger.error('Error in slp.ts/txsTokenIdAddressSingle().', err)
return _this.errorHandler(err, res)
// return res.json({
// error: `Error in /transactions/:tokenId/:address: ${err.message}`
// })
}
}
// Generates a Basic Authorization header for slpserve.
generateCredentialsGP () {
// Generate the Basic Authentication header for a private instance of SLPDB.
const username = 'BITBOX'
const password = SLPDB_PASS_GP
const combined = `${username}:${password}`
// console.log(`combined: ${combined}`)
var base64Credential = Buffer.from(combined).toString('base64')
var readyCredential = `Basic ${base64Credential}`
const options = {
headers: {
authorization: readyCredential
},
timeout: 15000
}
return options
}
// Generates a Basic Authorization header for slpserve.
generateCredentialsWL () {
// Generate the Basic Authentication header for a private instance of SLPDB.
const username = 'BITBOX'
const password = SLPDB_PASS_WL
const combined = `${username}:${password}`
// console.log(`combined: ${combined}`)
var base64Credential = Buffer.from(combined).toString('base64')
var readyCredential = `Basic ${base64Credential}`
const options = {
headers: {
authorization: readyCredential
},
timeout: 15000
}
return options
}
// Format the response from SLPDB into an object.
async formatToRestObject (slpDBFormat) {
// console.log(`slpDBFormat.data: ${JSON.stringify(slpDBFormat.data, null, 2)}`)
const transaction = slpDBFormat.data.u.length
? slpDBFormat.data.u[0]
: slpDBFormat.data.c[0]
// const inputs = transaction.in
// const outputs = transaction.out
const tokenOutputs = transaction.slp.detail.outputs
const sendOutputs = ['0']
tokenOutputs.map((x) => {
const string = parseFloat(x.amount) * 100000000
sendOutputs.push(string.toString())
})
// Because you are not using Insight API indexer, you do not get the
// sending addresses from an indexer or from the node.
// However, they are available from the SLPDB output.
const tokenInputs = transaction.in
// Collect the input addresses
const sendInputs = []
for (let i = 0; i < tokenInputs.length; i += 1) {
const tokenInput = tokenInputs[i]
const sendInput = {}
sendInput.address = tokenInput.e.a
sendInputs.push(sendInput)
}
const obj = {
tokenInfo: {
versionType: transaction.slp.detail.versionType,
tokenName: transaction.slp.detail.name,
tokenTicker: transaction.slp.detail.symbol,
transactionType: transaction.slp.detail.transactionType,
tokenIdHex: transaction.slp.detail.tokenIdHex,
sendOutputs: sendOutputs,
sendInputsFull: sendInputs,
sendOutputsFull: transaction.slp.detail.outputs
},
tokenIsValid: transaction.slp.valid
}
return obj
}
// Retrieve transactions by address.
async txsByAddressSingle (req, res, next) {
try {
// Validate the input data.
const address = req.params.address
if (!address || address === '') {
res.status(400)
return res.json({ error: 'address can not be empty' })
}
// Ensure the input is a valid BCH address.
try {
_this.bchjs.SLP.Address.toCashAddress(address)
} catch (err) {
res.status(400)
return res.json({
error: `Invalid BCH address. Double check your address is valid: ${address}`
})
}
// Ensure it is using the correct network.
const cashAddr = _this.bchjs.SLP.Address.toCashAddress(address)
const networkIsValid = routeUtils.validateNetwork(cashAddr)
if (!networkIsValid) {
res.status(400)
return res.json({
error:
'Invalid network. Trying to use a testnet address on mainnet, or vice versa.'
})
}
const transactions = await _this.slpdb.getHistoricalSlpTransactions([
address
])
// console.log(`transactions: ${JSON.stringify(transactions, null, 2)}`)
res.status(200)
return res.json(transactions)
} catch (err) {
wlogger.error('Error in slp.ts/txsByAddressSingle().', err)
// Decode the error message.
const { msg, status } = routeUtils.decodeError(err)
if (msg) {
res.status(status)
return res.json({ error: msg })
}
res.status(500)
return res.json({
error: `Error in /transactionHistoryAllTokens/:address: ${err.message}`
})
}
}
/**
* @api {post} /slp/generateSendOpReturn/ generateSendOpReturn
* @apiName SLP generateSendOpReturn
* @apiGroup SLP
* @apiDescription Generate the hex required for a SLP Send OP_RETURN.
*
* This will return a hexidecimal representation of the OP_RETURN code that
* can be used to generate an SLP Send transaction. The number of outputs
* (1 or 2) will also be returned.
*
* @apiExample Example usage:
* curl -X POST "https://api.fullstack.cash/v4/slp/generateSendOpReturn" -H "accept:application/json" -H "Content-Type: application/json" -d '{"tokenUtxos":[{"tokenId": "0a321bff9761f28e06a268b14711274bb77617410a16807bd0437ef234a072b1","decimals": 0, "tokenQty": 2}], "sendQty": 1.5}'
*
*
*/
// Get OP_RETURN script and outputs
async generateSendOpReturn (req, res, next) {
try {
const tokenUtxos = req.body.tokenUtxos
// console.log(`tokenUtxos: `, tokenUtxos)
const _sendQty = req.body.sendQty
const sendQty = Number(_sendQty)
// console.log(`sendQty: `, sendQty)
// Reject if tokenUtxos is not an array.
if (!Array.isArray(tokenUtxos)) {
res.status(400)
return res.json({
error: 'tokenUtxos needs to be an array.'
})
}
// Reject if tokenUtxos array is empty.
if (!tokenUtxos.length) {
res.status(400)
return res.json({
error: 'tokenUtxos array can not be empty.'
})
}
// Reject if sendQty is not an number.
if (!sendQty) {
res.status(400)
return res.json({
error: 'sendQty must be a number.'
})
}
// console.log('sendQty: ', sendQty)
// console.log(`tokenUtxos: `, tokenUtxos)
const opReturn = await _this.bchjs.SLP.TokenType1.generateSendOpReturn(
tokenUtxos,
sendQty
)
const script = opReturn.script.toString('hex')
// console.log(`script: ${script}`)
res.status(200)
return res.json({ script, outputs: opReturn.outputs })
} catch (err) {
console.log('err: ', err)
wlogger.error('Error in slp.js/generateSendOpReturn().', err)
// Decode the error message.
const { msg, status } = routeUtils.decodeError(err)
if (msg) {
res.status(status)
return res.json({ error: msg })
}
res.status(500)
return res.json({
error: 'Error in /generateSendOpReturn()'
})
}
}
/**
* @api {post} /slp/hydrateUtxos/ hydrateUtxos
* @apiName SLP hydrateUtxos
* @apiGroup SLP
* @apiDescription Hydrate UTXO data with SLP information.
*
* Expects an array of UTXO objects as input. Returns an array of equal size.
* Returns UTXO data hydrated with token information. If the UTXO does not
* belong to a SLP transaction, it will return an isValid property set to
* false. If the UTXO is part of an SLP transaction, it will return the UTXO
* object with additional SLP information attached. An isValid property will
* be included. If its value is true, the UTXO is a valid SLP UTXO. If the
* value is null, then SLPDB has not yet processed that txid and validity has
* not been confirmed.
*
* @apiExample Example usage:
* curl -X POST "https://api.fullstack.cash/v4/slp/hydrateUtxos" -H "accept:application/json" -H "Content-Type: application/json" -d '{"utxos":[{"utxos":[{"txid": "d56a2b446d8149c39ca7e06163fe8097168c3604915f631bc58777d669135a56","vout": 3, "value": "6816", "height": 606848, "confirmations": 13, "satoshis": 6816}, {"txid": "d56a2b446d8149c39ca7e06163fe8097168c3604915f631bc58777d669135a56","vout": 2, "value": "546", "height": 606848, "confirmations": 13, "satoshis": 546}]}]}'
*
*
*/
async hydrateUtxos (req, res, next) {
try {
const utxos = req.body.utxos
// Extract a delay value if the user passed it in.
const usrObjIn = req.body.usrObj
let utxoDelay = 0
if (usrObjIn && usrObjIn.utxoDelay) {
utxoDelay = usrObjIn.utxoDelay
}
// console.log('req: ', req)
// console.log(`req._remoteAddress: ${req._remoteAddress}`)
// Generate a user object that can be passed along with internal calls
// from bch-js.
const usrObj = {
ip: req._remoteAddress,
jwtToken: req.locals.jwtToken,
proLimit: req.locals.proLimit,
apiLevel: req.locals.apiLevel,
utxoDelay
}
// Validate inputs
if (!Array.isArray(utxos)) {
res.status(422)
return res.json({
error: 'Input must be an array.'
})
}
if (!utxos.length) {
res.status(422)
return res.json({
error: 'Array should not be empty'
})
}
if (utxos.length > 20) {
res.status(422)
return res.json({
error: 'Array too long, max length is 20'
})
}
if (!utxos[0].utxos) {
res.status(422)
return res.json({
error: 'Each element in array should have a utxos property'
})
}
// Loop through each address and query the UTXOs for that element.
for (let i = 0; i < utxos.length; i++) {
const theseUtxos = utxos[i].utxos
// Get SLP token details.
const details = await _this.bchjs.SLP.Utils.tokenUtxoDetails(
theseUtxos,
usrObj
)
// console.log('details: ', details)
// Replace the original UTXO data with the hydrated data.
utxos[i].utxos = details
}
res.status(200)
return res.json({ slpUtxos: utxos })
} catch (err) {
wlogger.error('Error in slp.js/hydrateUtxos().', err)
// console.error('Error in slp.js/hydrateUtxos().', err)
// Decode the error message.
const { msg, status } = routeUtils.decodeError(err)
// console.log('msg: ', msg)
// console.log('status: ', status)
if (msg) {
res.status(status)
return res.json({ error: msg, message: msg, success: false })
}
res.status(500)
return res.json({
error: 'Undetermined error in hydrateUtxos()',
message: err.message
})
}
}
/**
* @api {post} /slp/hydrateUtxosWL/ hydrateUtxosWL
* @apiName SLP hydrateUtxosWL
* @apiGroup SLP
* @apiDescription Hydrate UTXO data with SLP information, using only the whitelist SLPDB.
*
* This call is identical to `hydrateUtxos`, except it will only use the
* filtered SLPDB with a whitelist. This results in faster performance, more
* reliable uptime, but more frequent `isValid: null` values. Some use-cases
* prioritize the speed and reliability over acceptance of a wide range of
* SLP tokens.
*
* @apiExample Example usage:
* curl -X POST "https://api.fullstack.cash/v4/slp/hydrateUtxosWL" -H "accept:application/json" -H "Content-Type: application/json" -d '{"utxos":[{"utxos":[{"txid": "d56a2b446d8149c39ca7e06163fe8097168c3604915f631bc58777d669135a56","vout": 3, "value": "6816", "height": 606848, "confirmations": 13, "satoshis": 6816}, {"txid": "d56a2b446d8149c39ca7e06163fe8097168c3604915f631bc58777d669135a56","vout": 2, "value": "546", "height": 606848, "confirmations": 13, "satoshis": 546}]}]}'
*
*
*/
async hydrateUtxosWL (req, res, next) {
try {
const utxos = req.body.utxos
// Extract a delay value if the user passed it in.
const usrObjIn = req.body.usrObj
let utxoDelay = 0
if (usrObjIn && usrObjIn.utxoDelay) {
utxoDelay = usrObjIn.utxoDelay
}
// Generate a user object that can be passed along with internal calls
// from bch-js.
const usrObj = {
ip: req._remoteAddress,
jwtToken: req.locals.jwtToken,
proLimit: req.locals.proLimit,
apiLevel: req.locals.apiLevel,
utxoDelay
}
// Validate inputs
if (!Array.isArray(utxos)) {
res.status(422)
return res.json({
error: 'Input must be an array.'
})
}
if (!utxos.length) {
res.status(422)
return res.json({
error: 'Array should not be empty'
})
}
if (utxos.length > 20) {
res.status(422)
return res.json({
error: 'Array too long, max length is 20'
})
}
if (!utxos[0].utxos) {
res.status(422)
return res.json({
error: 'Each element in array should have a utxos property'
})
}
// Loop through each address and query the UTXOs for that element.
for (let i = 0; i < utxos.length; i++) {
const theseUtxos = utxos[i].utxos
// console.log(`theseUtxos: ${JSON.stringify(theseUtxos, null, 2)}`)
// Get SLP token details.
const details = await _this.bchjs.SLP.Utils.tokenUtxoDetailsWL(
theseUtxos,
usrObj
)
// console.log('details : ', details)
// Replace the original UTXO data with the hydrated data.
utxos[i].utxos = details
}
res.status(200)
return res.json({ slpUtxos: utxos })
} catch (err) {
wlogger.error('Error in slp.js/hydrateUtxosWL().', err)
console.error('Error in slp.js/hydrateUtxosWL().', err)
// Decode the error message.
const { msg, status } = routeUtils.decodeError(err)
console.log('msg: ', msg)
console.log('status: ', status)
if (msg) {
res.status(status)
return res.json({ error: msg, message: msg, success: false })
}
res.status(500)
return res.json({
error: 'Error in hydrateUtxosWL()',
message: 'Error in hydrateUtxosWL()'
})
}
}
/**
* @api {get} /slp/status Get the health status of SLPDB
* @apiName Get the health status of SLPDB
* @apiGroup SLP
* @apiDescription Get the health status of SLPDB
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/status" -H "accept:application/json" -H "Content-Type: application/json"
*
*/
async getStatus (req, res, next) {
try {
const query = {
v: 3,
q: {
db: ['s'],
find: { context: 'SLPDB' },
limit: 10
}
}
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_URL}q/${b64}`
// Request options
const opt = {
method: 'get',
baseURL: url
}
const tokenRes = await _this.axios.request(opt)
const status = tokenRes.data.s[0]
res.status(200)
return res.json(status)
} catch (err) {
// console.log(err)
wlogger.error('Error in slp.js/getStatus().', err)
return _this.errorHandler(err, res)
}
}
/**
* @api {get} /slp/nftChildren/{tokenId} Get all NFT children for a given NFT group
* @apiName Get all NFT children for a given NFT group
* @apiGroup SLP
* @apiDescription Get all NFT children for a given NFT group
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/nftChildren/68cd33ecd909068fbea318ae5ff1d6207cf754e53b191327d6d73b6916424c0a" -H "accept:application/json"
*
*/
async getNftChildren (req, res, next) {
try {
// Validate the input data.
const tokenId = req.params.tokenId
if (!tokenId || tokenId === '') {
res.status(400)
return res.json({ error: 'tokenId can not be empty' })
}
const token = await _this.lookupToken(tokenId)
// console.log(`token: ${JSON.stringify(token, null, 2)}`)
if (!token || token.id === 'not found' || token.versionType !== 129) {
res.status(400)
return res.json({ error: 'NFT group does not exists' })
}
const query = {
v: 3,
q: {
db: ['t'],
aggregate: [
{ $match: { nftParentId: tokenId } },
{ $skip: 0 }, // TODO: pass start point
{ $limit: 100 } // TODO: pass count limit
]
}
}
const s = JSON.stringify(query)
const b64 = Buffer.from(s).toString('base64')
const url = `${process.env.SLPDB_URL}q/${b64}`
// Request options
const opt = {
method: 'get',
baseURL: url
}
const childrenIds = []
const childrenRes = await _this.axios.request(opt)
// console.log(`childrenRes.data: ${JSON.stringify(childrenRes.data, null, 2)}`)
if (!childrenRes || !childrenRes.data || !childrenRes.data.t) {
return { error: 'No children data in the group' }
}
childrenRes.data.t.forEach(function (token) {
// console.log(`info: ${JSON.stringify(token, null, 2)}`)
if (
token.tokenDetails.versionType === 65 &&
token.tokenDetails.transactionType === 'GENESIS'
) {
childrenIds.push(token.tokenDetails.tokenIdHex)
}
})
res.status(200)
return res.json({ nftChildren: childrenIds })
} catch (err) {
// console.log(err)
wlogger.error('Error in slp.js/getNftChildren().', err)
return _this.errorHandler(err, res)
}
}
/**
* @api {get} /slp/nftGroup/{tokenId} Get the NFT group for a given NFT child token
* @apiName Get the NFT group for a given NFT child token
* @apiGroup SLP
* @apiDescription Get the NFT group for a given NFT child token
*
*
* @apiExample Example usage:
* curl -X GET "https://api.fullstack.cash/v4/slp/nftGroup/45a30085691d6ea586e3ec2aa9122e9b0e0d6c3c1fd357decccc15d8efde48a9" -H "accept:application/json"
*
*/
async getNftGroup (req, res, next) {
try {
// Validate the input data.
const tokenId = req.params.tokenId
if (!tokenId || tokenId === '') {
res.status(400)
return res.json({ error: 'tokenId can not be empty' })
}
const token = await _this.lookupToken(tokenId)
// console.log(`token: ${JSON.stringify(token, null, 2)}`)
if (
!token ||
token.id === 'not found' ||
token.versionType !== 65 ||
!token.nftParentId
) {
res.status(400)
return res.json({ error: 'NFT child does not exists' })
}
const parentToken = await _this.lookupToken(token.nftParentId)
// console.log(`parentToken: ${JSON.stringify(token, null, 2)}`)
if (
!parentToken ||
parentToken.id === 'not found' ||
parentToken.versionType !== 129
) {
res.status(400)
return res.json({ error: 'NFT group does not exists' })
}
res.status(200)
return res.json({ nftGroup: parentToken })
} catch (err) {
// console.log(err)
wlogger.error('Error in slp.js/getNftGroup().', err)
return _this.errorHandler(err, res)
}
}
}
module.exports = Slp