mirror of
https://github.com/XRPLF/xrpl-dev-portal.git
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Issue a token: working code
- Fix bugs in submit and verify helper function - Tweak tutorial and placement of helper function - Finish drafting sample code - Put sample code into tutorial
This commit is contained in:
mDuo13
12
content/_code-samples/issue-a-token/demo.html
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12
content/_code-samples/issue-a-token/demo.html
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@@ -0,0 +1,12 @@
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8" />
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<title>Code Sample - Issue a Token</title>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js" integrity="sha512-WFN04846sdKMIP5LKNphMaWzU7YpMyCU245etK3g/2ARYbPK9Ub18eG+ljU96qKRCWh+quCY7yefSmlkQw1ANQ==" crossorigin="anonymous"></script>
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<script src="https://unpkg.com/ripple-lib@1.9.8/build/ripple-latest-min.js"></script>
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<script type="application/javascript" src="../submit-and-verify/submit-and-verify.js"></script>
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<script type="application/javascript" src="issue-a-token.js"></script>
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</head>
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<body>Open your browser's console (F12) to see the logs.</body>
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</html>
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@@ -1,12 +1,7 @@
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// Example credentials
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let hot_address = "rMCcNuTcajgw7YTgBy1sys3b89QqjUrMpH"
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let hot_secret = "sn3nxiW7v8KXzPzAqzyHXbSSKNuN9"
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let cold_address = ""
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let cold_secret = ""
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// Connect ---------------------------------------------------------------------
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// ripple = require('ripple-lib') // For Node.js. In browsers, use <script>.
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api = new ripple.RippleAPI({server: 'wss://s.altnet.rippletest.net:51233'})
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console.log("Connecting to Testnet...")
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api.connect()
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api.on('connected', async () => {
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@@ -30,13 +25,14 @@ api.on('connected', async () => {
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return data
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}
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console.log("Requesting addresses from the Testnet faucet...")
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const hot_data = await get_faucet_address()
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hot_address = hot_data.account.address
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hot_secret = hot_data.account.secret
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const hot_address = hot_data.account.address
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const hot_secret = hot_data.account.secret
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const cold_data = await get_faucet_address()
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cold_address = cold_data.account.address
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cold_secret = cold_data.account.secret
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const cold_address = cold_data.account.address
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const cold_secret = cold_data.account.secret
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console.log("Waiting until we have a validated starting sequence number...")
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// If you go too soon, the funding transaction might slip back a ledger and
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@@ -45,31 +41,120 @@ api.on('connected', async () => {
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// the faucet.
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while (true) {
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try {
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await api.request("account_info", {account: address, ledger_index: "validated"})
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await api.request("account_info", {account: cold_address, ledger_index: "validated"})
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await api.request("account_info", {account: hot_address, ledger_index: "validated"})
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break
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} catch(e) {
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if (e.data.error != 'actNotFound') throw e
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await new Promise(resolve => setTimeout(resolve, 1000))
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}
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}
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console.log(`Got hot address ${hot_address} and cold address ${cold_address}.`)
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// Prepare AccountSet transaction for the issuer (cold address)
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// Configure issuer (cold address) settings ----------------------------------
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const cold_settings_tx = {
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"TransactionType": "AccountSet",
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"Account": cold_address,
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"TransferFee": 0,
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"TransferRate": 0,
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"TickSize": 5,
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"SetFlag": 8 // enable Default Ripple
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//"Flags": (api.txFlags.AccountSet.DisallowXRP |
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// api.txFlags.AccountSet.RequireDestTag)
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}
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const prepared_cst = await api.prepareTransaction(cold_settings_tx, {maxLedgerVersionOffset: 10})
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const cst_prepared = await api.prepareTransaction(cold_settings_tx, {maxLedgerVersionOffset: 10})
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const cst_signed = api.sign(cst_prepared.txJSON, cold_secret)
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// submit_and_verify helper function from:
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// https://github.com/XRPLF/xrpl-dev-portal/tree/master/content/_code-samples/submit-and-verify/
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console.log("Sending cold address AccountSet transaction...")
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const cst_result = await submit_and_verify(api, cst_signed.signedTransaction)
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if (cst_result == "tesSUCCESS") {
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console.log(`Transaction succeeded: https://testnet.xrpl.org/transactions/${cst_signed.id}`)
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} else {
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throw `Error sending transaction: ${cst_result}`
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}
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// Configure hot address settings --------------------------------------------
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const hot_settings_tx = {
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"TransactionType": "AccountSet",
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"Account": hot_address,
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"SetFlag": 2 // enable Require Auth so we can't use trust lines that users
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// make to the hot address, even by accident.
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//"Flags": (api.txFlags.AccountSet.DisallowXRP |
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// api.txFlags.AccountSet.RequireDestTag)
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}
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const hst_prepared = await api.prepareTransaction(hot_settings_tx, {maxLedgerVersionOffset: 10})
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const hst_signed = api.sign(hst_prepared.txJSON, hot_secret)
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console.log("Sending hot address AccountSet transaction...")
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const hst_result = await submit_and_verify(api, hst_signed.signedTransaction)
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if (hst_result == "tesSUCCESS") {
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console.log(`Transaction succeeded: https://testnet.xrpl.org/transactions/${hst_signed.id}`)
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} else {
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throw `Error sending transaction: ${hst_result}`
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}
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// Create trust line from hot to cold address --------------------------------
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const currency_code = "FOO"
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const trust_set_tx = {
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"TransactionType": "TrustSet",
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"Account": hot_address,
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"LimitAmount": {
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"currency": currency_code,
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"issuer": cold_address,
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"value": "10000000000" // Large limit, arbitrarily chosen
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}
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}
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const ts_prepared = await api.prepareTransaction(trust_set_tx, {maxLedgerVersionOffset: 10})
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const ts_signed = api.sign(ts_prepared.txJSON, hot_secret)
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console.log("Creating trust line from hot address to issuer...")
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const ts_result = await submit_and_verify(api, ts_signed.signedTransaction)
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if (ts_result == "tesSUCCESS") {
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console.log(`Transaction succeeded: https://testnet.xrpl.org/transactions/${ts_signed.id}`)
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} else {
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throw `Error sending transaction: ${ts_result}`
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}
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// Send token ----------------------------------------------------------------
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const issue_quantity = "3840"
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const send_token_tx = {
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"TransactionType": "Payment",
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"Account": cold_address,
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"Amount": {
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"currency": currency_code,
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"value": issue_quantity,
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"issuer": cold_address
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},
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"Destination": hot_address
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}
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const payment_prepared = await api.prepareTransaction(send_token_tx, {maxLedgerVersionOffset: 10})
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const payment_signed = api.sign(payment_prepared.txJSON, cold_secret)
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// submit_and_verify helper from _code-samples/submit-and-verify
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console.log(`Sending ${issue_quantity} ${currency_code} to ${hot_address}...`)
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const payment_result = await submit_and_verify(api, payment_signed.signedTransaction)
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if (payment_result == "tesSUCCESS") {
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console.log(`Transaction succeeded: https://testnet.xrpl.org/transactions/${payment_signed.id}`)
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} else {
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throw `Error sending transaction: ${payment_result}`
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}
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// Check balances ------------------------------------------------------------
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console.log("Getting hot address balances...")
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const hot_balances = await api.request("account_lines", {account: hot_address, ledger_index: "validated"})
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console.log(hot_balances)
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console.log("Getting cold address balances...")
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const cold_balances = await api.request("gateway_balances", {
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account: cold_address,
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ledger_index: "validated",
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hotwallet: [hot_address]
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})
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console.log(cold_balances)
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}) // End of api.on.('connected')
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