lamassu-server/lib/plugins/wallet/mock-wallet/mock-wallet.js
2017-04-25 02:32:15 +03:00

70 lines
2 KiB
JavaScript

const BN = require('../../../bn')
const E = require('../../../error')
const NAME = 'FakeWallet'
const SECONDS = 1000
const PUBLISH_TIME = 3 * SECONDS
const AUTHORIZE_TIME = 8 * SECONDS
const CONFIRM_TIME = 60 * SECONDS
let t0
function balance (account, cryptoCode) {
return Promise.resolve()
.then(() => {
if (cryptoCode === 'BTC') return BN(1e8 * 10)
if (cryptoCode === 'ETH') return BN(1e18 * 10)
throw new Error('Unsupported crypto: ' + cryptoCode)
})
}
// Note: This makes it easier to test insufficient funds errors
let sendCount = 0
function isInsufficient (cryptoAtoms, cryptoCode) {
if (cryptoCode === 'BTC') return cryptoAtoms.gt(1e5 * 10 * sendCount)
if (cryptoCode === 'ETH') return cryptoAtoms.gt(1e18 * 0.25 * sendCount)
throw new Error('Unsupported crypto: ' + cryptoCode)
}
function sendCoins (account, toAddress, cryptoAtoms, cryptoCode) {
sendCount++
return new Promise((resolve, reject) => {
setTimeout(() => {
if (isInsufficient(cryptoAtoms, cryptoCode)) {
console.log('[%s] DEBUG: Mock wallet insufficient funds: %s',
cryptoCode, cryptoAtoms.toString())
return reject(new E.InsufficientFundsError())
}
console.log('[%s] DEBUG: Mock wallet sending %s cryptoAtoms to %s',
cryptoCode, cryptoAtoms.toString(), toAddress)
return resolve('<txHash>')
}, 2000)
})
}
function newAddress () {
t0 = Date.now()
return Promise.resolve('<Fake address, don\'t send>')
}
function getStatus (account, toAddress, cryptoAtoms, cryptoCode) {
const elapsed = Date.now() - t0
if (elapsed < PUBLISH_TIME) return Promise.resolve({status: 'notSeen'})
if (elapsed < AUTHORIZE_TIME) return Promise.resolve({status: 'published'})
if (elapsed < CONFIRM_TIME) return Promise.resolve({status: 'authorized'})
console.log('[%s] DEBUG: Mock wallet has confirmed transaction', cryptoCode)
return Promise.resolve({status: 'confirmed'})
}
module.exports = {
NAME,
balance,
sendCoins,
newAddress,
getStatus
}