mirror of
https://github.com/XRPLF/xrpl-dev-portal.git
synced 2025-11-21 12:15:50 +00:00
90 lines
3.4 KiB
JavaScript
90 lines
3.4 KiB
JavaScript
import xrpl from 'xrpl'
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import { PreimageSha256 } from 'five-bells-condition'
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import { randomBytes } from 'crypto'
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const client = new xrpl.Client('wss://s.altnet.rippletest.net:51233')
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await client.connect()
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console.log('Funding new wallet from faucet...')
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const { wallet } = await client.fundWallet()
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const destination_address = 'rPT1Sjq2YGrBMTttX4GZHjKu9dyfzbpAYe' // Testnet faucet
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// Alternative: Get another account to send the escrow to. Use this if you get
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// a tecDIR_FULL error trying to create escrows to the Testnet faucet.
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// const destination_address = (await client.fundWallet()).wallet.address
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// Create the crypto-condition for release ----------------------------------
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const preimage = randomBytes(32)
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const fulfillment = new PreimageSha256()
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fulfillment.setPreimage(preimage)
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const fulfillmentHex = fulfillment.serializeBinary().toString('hex').toUpperCase()
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const conditionHex = fulfillment.getConditionBinary().toString('hex').toUpperCase()
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console.log('Condition:', conditionHex)
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console.log('Fulfillment:', fulfillmentHex)
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// Set the escrow expiration ------------------------------------------------
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const cancelDelay = 300 // Seconds in the future when the escrow should expire
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const cancelAfter = new Date() // Current time
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cancelAfter.setSeconds(cancelAfter.getSeconds() + cancelDelay)
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console.log('This escrow will expire after:', cancelAfter)
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// Convert cancelAfter to seconds since the Ripple Epoch:
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const cancelAfterRippleTime = xrpl.isoTimeToRippleTime(cancelAfter.toISOString())
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// Send EscrowCreate transaction --------------------------------------------
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const escrowCreate = {
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TransactionType: 'EscrowCreate',
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Account: wallet.address,
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Destination: destination_address,
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Amount: '123456', // drops of XRP
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Condition: conditionHex,
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CancelAfter: cancelAfterRippleTime
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}
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xrpl.validate(escrowCreate)
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console.log('Signing and submitting the transaction:',
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JSON.stringify(escrowCreate, null, 2))
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const response = await client.submitAndWait(escrowCreate, {
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wallet,
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autofill: true // Note: fee is higher based on condition size in bytes
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})
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// Check result of submitting -----------------------------------------------
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console.log(JSON.stringify(response.result, null, 2))
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const escrowCreateResultCode = response.result.meta.TransactionResult
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if (escrowCreateResultCode === 'tesSUCCESS') {
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console.log('Escrow created successfully.')
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} else {
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console.error(`EscrowCreate failed with code ${escrowCreateResultCode}.`)
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process.exit(1)
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}
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// Save the sequence number so you can identify the escrow later.
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const escrowSeq = response.result.tx_json.Sequence
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console.log(`Escrow sequence is ${escrowSeq}.`)
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// Send EscrowFinish transaction --------------------------------------------
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const escrowFinish = {
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TransactionType: 'EscrowFinish',
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Account: wallet.address,
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Owner: wallet.address,
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OfferSequence: escrowSeq,
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Condition: conditionHex,
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Fulfillment: fulfillmentHex
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}
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xrpl.validate(escrowFinish)
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console.log('Signing and submitting the transaction:',
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JSON.stringify(escrowFinish, null, 2))
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const response2 = await client.submitAndWait(escrowFinish, {
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wallet,
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autofill: true // Note: fee is higher based on fulfillment size in bytes
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})
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console.log(JSON.stringify(response2.result, null, 2))
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if (response2.result.meta.TransactionResult === 'tesSUCCESS') {
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console.log('Escrow finished successfully.')
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} else {
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console.log(`Failed with result code ${response2.result.meta.TransactionResult}`)
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}
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client.disconnect()
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