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https://github.com/XRPLF/xrpl-dev-portal.git
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98 lines
3.3 KiB
TypeScript
98 lines
3.3 KiB
TypeScript
import { Client, Payment, PaymentFlags, TrustSet } from 'xrpl'
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const client = new Client('wss://s.altnet.rippletest.net:51233')
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// This snippet walks us through partial payment.
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// Reference: https://xrpl.org/partial-payments.html
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async function partialPayment(): Promise<void> {
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await client.connect()
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// creating wallets as prerequisite
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const { wallet: wallet1 } = await client.fundWallet()
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const { wallet: wallet2 } = await client.fundWallet()
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// create a trustline to issue an IOU `FOO` and set limit on it.
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const trust_set_tx: TrustSet = {
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TransactionType: 'TrustSet',
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Account: wallet2.classicAddress,
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LimitAmount: {
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currency: 'FOO',
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issuer: wallet1.classicAddress,
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// Value for the new IOU - 10000000000 - is arbitarily chosen.
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value: '10000000000',
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},
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}
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console.log("Submitting a TrustSet transaction...")
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const trust_set_res = await client.submitAndWait(trust_set_tx, {
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wallet: wallet2,
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})
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console.log("TrustSet transaction response:")
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console.log(trust_set_res)
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console.log('Balances after trustline is created')
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console.log(`Balance of ${wallet1.classicAddress} is ${await client.getBalances(wallet1.classicAddress)}`)
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console.log(`Balance of ${wallet2.classicAddress} is ${await client.getBalances(wallet2.classicAddress)}`)
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// Initially, the issuer(wallet1) sends an amount to the other account(wallet2)
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const issue_quantity = '3840'
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const payment: Payment = {
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TransactionType: 'Payment',
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Account: wallet1.classicAddress,
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Amount: {
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currency: 'FOO',
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value: issue_quantity,
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issuer: wallet1.classicAddress,
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},
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Destination: wallet2.classicAddress,
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}
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// submit payment
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const initialPayment = await client.submitAndWait(payment, {
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wallet: wallet1,
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})
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console.log("Initial payment response:", initialPayment)
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console.log('Balances after issuer(wallet1) sends IOU("FOO") to wallet2')
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console.log(`Balance of ${wallet1.classicAddress} is ${await client.getBalances(wallet1.classicAddress)}`)
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console.log(`Balance of ${wallet2.classicAddress} is ${await client.getBalances(wallet2.classicAddress)}`)
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/*
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* Send money less than the amount specified on 2 conditions:
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* 1. Sender has less money than the aamount specified in the payment Tx.
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* 2. Sender has the tfPartialPayment flag activated.
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*
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* Other ways to specify flags are by using Hex code and decimal code.
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* eg. For partial payment(tfPartialPayment)
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* decimal ->131072, hex -> 0x00020000
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*/
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const partialPaymentTx: Payment = {
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TransactionType: 'Payment',
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Account: wallet2.classicAddress,
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Amount: {
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currency: 'FOO',
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value: '4000',
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issuer: wallet1.classicAddress,
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},
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Destination: wallet1.classicAddress,
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Flags: PaymentFlags.tfPartialPayment,
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}
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// submit payment
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console.log("Submitting a Partial Payment transaction...")
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const submitResponse = await client.submitAndWait(partialPaymentTx, {
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wallet: wallet2,
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})
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console.log("Partial Payment response: ", submitResponse)
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console.log(
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"Balances after Partial Payment, when wallet2 tried to send 4000 FOO's",
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)
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console.log(`Balance of ${wallet1.classicAddress} is ${await client.getBalances(wallet1.classicAddress)}`)
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console.log(`Balance of ${wallet2.classicAddress} is ${await client.getBalances(wallet2.classicAddress)}`)
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await client.disconnect()
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}
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void partialPayment()
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