└── nft.js


/nft.js:
--------------------------------------------------------------------------------
 1 | import { ArchwayClient } from '@archwayhq/arch3.js';
 2 | import { SigningArchwayClient } from '@archwayhq/arch3.js';
 3 | import { DirectSecp256k1HdWallet } from '@cosmjs/proto-signing';
 4 | import { GasPrice, calculateFee } from "@cosmjs/stargate";
 5 | 
 6 | const network = {
 7 |   chainId: 'constantine-3',
 8 |   endpoint: 'https://rpc.constantine.archway.tech',
 9 |   prefix: 'archway',
10 | };
11 | 
12 | const mnemonic = 'core wear goose congress elephant afraid amazing diet holiday crush better expect provide envelope involve slide hotel prepare dad zoo fatal media cute already';
13 | const wallet = await DirectSecp256k1HdWallet.fromMnemonic(mnemonic, { prefix: network.prefix });
14 | const accounts = await wallet.getAccounts();
15 | const client = await SigningArchwayClient.connectWithSigner(network.endpoint, wallet);
16 | 
17 | const contractAddress = 'archway15y2rtn48nm0483umghatyj48n8fs6lrwj7t5q2lpl7apzdtmx37qg6j8wc'; // collection address
18 | 
19 | 
20 | let metadata = {
21 |   'link': '123',
22 |   'some_attributes': {
23 |     'attribute': 'value'
24 |   }
25 | }
26 | 
27 | let tokens = [];
28 | 
29 | for (let i = 1; i < 10; i++) {
30 |   tokens.push({
31 |     "token_id": i.toString(),
32 |     "owner": accounts[0].address,
33 |     "token_uri": "https://ik.imagekit.io/fmivn9lzw/1_C_FB4vklOD.png",
34 |     "extension": JSON.stringify(metadata)
35 |   });
36 | }
37 | 
38 | const mintNftMsg = {
39 |   "batch_mint": {
40 |     "tokens": tokens
41 |   }
42 | };
43 | 
44 | const gasPrice = GasPrice.fromString("1000000000000aconst");
45 | 
46 | const { transactionHash } = await client.execute(
47 |   accounts[0].address,
48 |   contractAddress,
49 |   mintNftMsg,
50 |   calculateFee(500000, gasPrice),
51 |   ""
52 | );
53 | 
54 | console.log(transactionHash);


--------------------------------------------------------------------------------