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https://github.com/XRPLF/xrpl-dev-portal.git
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WIP - refactoring the NFT tutorials, code, and screenshots
This commit is contained in:
Dennis Dawson
292
_code-samples/nft-modular-tutorials/batch-minting.js
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292
_code-samples/nft-modular-tutorials/batch-minting.js
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// *******************************************************
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// ****************** Batch Mint ***********************
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// *******************************************************
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async function batchMintNFTs() {
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let client; // Declare client here so it's accessible in finally block
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try {
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//--------------------- Connect to the XRP Ledger and get the account wallet.
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let net = getNet();
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client = new xrpl.Client(net); // Assign client
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results = 'Connecting to ' + getNet() + '....';
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resultField.value = results;
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await client.connect();
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results += '\nConnected, finding wallet.';
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resultField.value = results;
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let wallet;
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try {
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wallet = xrpl.Wallet.fromSeed(accountSeedField.value);
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} catch (error) {
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results += '\nError: Invalid account seed. Please check your seed.';
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resultField.value = results;
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return; // Stop execution if wallet cannot be derived
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}
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resultField.value = results;
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//----------------- Get account information, particularly the Sequence number.
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let account_info;
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try {
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account_info = await client.request({
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"command": "account_info",
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"account": wallet.address
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});
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} catch (error) {
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results += `\nError retrieving account info for ${wallet.address}: ${error.message}`;
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resultField.value = results;
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return;
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}
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let my_sequence = account_info.result.account_data.Sequence;
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results += "\n\nSequence Number: " + my_sequence + "\n\n";
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resultField.value = results;
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/* ###################################
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Create ticket numbers for the batch
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Without tickets, if one transaction fails, all others in the batch fail.
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With tickets, there can be failures, but the rest will continue, and you
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can investigate any problems afterward.
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*/
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//---------------------- Parse the requested number from nftCountField.
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const nftCount = parseInt(nftCountField.value);
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if (isNaN(nftCount) || nftCount <= 0) {
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results += '\nError: Please enter a valid number of NFTs to mint.';
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resultField.value = results;
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return;
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}
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//-------------------------------------------- Create the transaction hash.
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let ticketTransaction;
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try {
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ticketTransaction = await client.autofill({
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"TransactionType": "TicketCreate",
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"Account": wallet.address,
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"TicketCount": nftCount,
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"Sequence": my_sequence
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});
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} catch (error) {
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results += `\nError autofilling ticket creation transaction: ${error.message}`;
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resultField.value = results;
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return;
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}
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//---------------------------------------------------- Sign the transaction.
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const signedTransaction = wallet.sign(ticketTransaction);
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//-------------------------- Submit the transaction and wait for the result.
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let tx;
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try {
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tx = await client.submitAndWait(signedTransaction.tx_blob);
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} catch (error) {
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results += `\nError submitting ticket creation transaction: ${error.message}`;
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resultField.value = results;
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return;
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}
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if (tx.result.meta.TransactionResult !== 'tesSUCCESS') {
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results += `\nError creating tickets. Transaction failed with result: ${tx.result.meta.TransactionResult}`;
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resultField.value = results;
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return;
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}
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results += `\nTickets created successfully. Transaction result: ${tx.result.meta.TransactionResult}\n\n`;
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resultField.value = results;
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let response;
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try {
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response = await client.request({
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"command": "account_objects",
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"account": wallet.address,
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"type": "ticket"
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});
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} catch (error) {
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results += `\nError retrieving account tickets: ${error.message}`;
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resultField.value = results;
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return;
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}
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//------------------------------------ Populate the tickets array variable.
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let tickets = [];
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if (response.result.account_objects && response.result.account_objects.length > 0) {
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for (let i = 0; i < nftCount; i++) {
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if (response.result.account_objects[i]) {
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tickets[i] = response.result.account_objects[i].TicketSequence;
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} else {
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results += `\nWarning: Fewer tickets found than requested. Expected ${nftCount}, found ${response.result.account_objects.length}.`;
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resultField.value = results;
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break; // Exit loop if tickets run out
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}
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}
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} else {
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results += '\nError: No tickets found for the account.';
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resultField.value = results;
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return;
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}
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//-------------------------------------------------------- Report progress.
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results += "Tickets generated, minting NFTs.\n\n";
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resultField.value = results;
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// ###################################
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// Mint NFTs
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let mintedNFTsCount = 0;
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for (let i = 0; i < tickets.length; i++) {
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const transactionParams = {
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"TransactionType": "NFTokenMint",
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"Account": wallet.classicAddress,
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"URI": xrpl.convertStringToHex(nftURLfield.value),
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"Flags": parseInt(flagsField.value),
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"TransferFee": parseInt(transferFeeField.value),
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"Sequence": 0, // Sequence is 0 when using TicketSequence
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"TicketSequence": tickets[i],
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"LastLedgerSequence": null, // Optional, can be used for time limits
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"NFTokenTaxon": nftTaxonField.value,
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};
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if (amountField.value) {
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const amount = currencyField.value === "XRP" ?
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xrpl.xrpToDrops(amountField.value) : // Use xrpToDrops for XRP
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{
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currency: currencyField.value,
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issuer: issuerField.value,
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value: amountField.value,
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};
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transactionParams.Amount = amount;
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}
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if (expirationField.value) {
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const days = parseInt(expirationField.value, 10);
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if (isNaN(days) || days <= 0) {
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results += `\nWarning: Invalid expiration days for NFT ${i+1}. Skipping expiration for this NFT.`;
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resultField.value = results;
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} else {
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const expirationDate = new Date(Date.now() + days * 24 * 60 * 60 * 1000);
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transactionParams.Expiration = xrpl.isoTimeToRippleTime(expirationDate);
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}
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}
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if (destinationField.value) {
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// Basic XRP address validation
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if (!xrpl.isValidAddress(destinationField.value)) {
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results += `\nWarning: Invalid destination address for NFT ${i+1}. Skipping destination for this NFT.`;
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resultField.value = results;
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} else {
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transactionParams.Destination = destinationField.value;
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}
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}
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try {
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const mintTx = await client.submit(transactionParams, {
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wallet: wallet
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});
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results += `\nNFT ${i+1} minted successfully.`;
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mintedNFTsCount++;
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console.log(mintTx.result.nfts)
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resultField.value = results;
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} catch (error) {
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console.log(error);
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}
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// Add a small delay to avoid hitting rate limits if many NFTs are being minted
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await new Promise(resolve => setTimeout(resolve, 500));
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}
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results += `\n\nAttempted to mint ${nftCount} NFTs. Successfully minted ${mintedNFTsCount} NFTs.`;
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results += "\n\nFetching minted NFTs...\n";
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let nfts;
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try {
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nfts = await client.request({
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method: "account_nfts",
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account: wallet.classicAddress,
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limit: 400
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});
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results += JSON.stringify(nfts, null, 2);
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while (nfts.result.marker) {
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nfts = await client.request({
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method: "account_nfts",
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account: wallet.classicAddress,
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limit: 400,
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marker: nfts.result.marker
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});
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results += '\n' + JSON.stringify(nfts, null, 2);
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}
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} catch (error) {
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results += `\nError fetching account NFTs: ${error.message}`;
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}
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try {
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xrpBalanceField.value = (await client.getXrpBalance(wallet.address));
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} catch (error) {
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results += `\nError fetching XRP balance: ${error.message}`;
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}
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resultField.value = results;
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} catch (error) {
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results += `\nAn unexpected error occurred during batch minting: ${error.message}`;
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resultField.value = results;
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} finally {
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if (client && client.isConnected()) {
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client.disconnect();
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results += '\nDisconnected from XRP Ledger.';
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resultField.value = results;
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}
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}
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} // End of batchMint()
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// *******************************************************
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// **************** Get Batch Tokens *********************
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// *******************************************************
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async function getBatchNFTs() {
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let client; // Declare client here for finally block access
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try {
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const wallet = xrpl.Wallet.fromSeed(accountSeedField.value);
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let net = getNet();
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client = new xrpl.Client(net); // Assign client
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results = 'Connecting to ' + net + '...';
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resultField.value = results;
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await client.connect();
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results += '\nConnected. Getting NFTs...';
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resultField.value = results;
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results += "\n\nNFTs:\n";
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let nfts;
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try {
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nfts = await client.request({
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method: "account_nfts",
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account: wallet.classicAddress,
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limit: 400
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});
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results += JSON.stringify(nfts, null, 2);
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while (nfts.result.marker) {
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nfts = await client.request({
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method: "account_nfts",
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account: wallet.classicAddress,
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limit: 400,
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marker: nfts.result.marker
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});
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results += '\n' + JSON.stringify(nfts, null, 2);
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}
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} catch (error) {
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results += `\nError fetching account NFTs: ${error.message}`;
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}
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resultField.value = results;
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} catch (error) {
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results += `\nAn unexpected error occurred while getting batch NFTs: ${error.message}`;
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resultField.value = results;
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} finally {
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if (client && client.isConnected()) {
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client.disconnect();
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results += '\nDisconnected from XRP Ledger.';
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resultField.value = results;
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}
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}
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} //End of getBatchNFTs()
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