59 lines
2.0 KiB
JavaScript
Executable File
59 lines
2.0 KiB
JavaScript
Executable File
/* eslint-disable @typescript-eslint/require-await */
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/* eslint-disable @typescript-eslint/unbound-method */
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/* eslint-disable @typescript-eslint/no-var-requires */
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// Import the API & Provider and some utility functions
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const { ApiPromise } = require('@polkadot/api');
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// Import the test keyring (already has dev keys for Alice, Bob, Charlie, Eve & Ferdie)
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const testKeyring = require('@polkadot/keyring/testing');
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// Utility function for random values
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const { randomAsU8a } = require('@polkadot/util-crypto');
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// Some constants we are using in this sample
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const ALICE = '5GrwvaEF5zXb26Fz9rcQpDWS57CtERHpNehXCPcNoHGKutQY';
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const AMOUNT = 10000;
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async function main () {
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// Create the API and wait until ready
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const api = await ApiPromise.create();
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// Create an instance of our testing keyring
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// If you're using ES6 module imports instead of require, just change this line to:
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// const keyring = testKeyring();
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const keyring = testKeyring.default();
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// Get the nonce for the admin key
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const { nonce } = await api.query.system.account(ALICE);
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// Find the actual keypair in the keyring
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const alicePair = keyring.getPair(ALICE);
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// Create a new random recipient
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const recipient = keyring.addFromSeed(randomAsU8a(32)).address;
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console.log('Sending', AMOUNT, 'from', alicePair.address, 'to', recipient, 'with nonce', nonce.toString());
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// Do the transfer and track the actual status
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api.tx.balances
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.transfer(recipient, AMOUNT)
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.signAndSend(alicePair, { nonce }, ({ events = [], status }) => {
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console.log('Transaction status:', status.type);
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if (status.isInBlock) {
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console.log('Included at block hash', status.asInBlock.toHex());
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console.log('Events:');
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events.forEach(({ phase, event: { data, method, section } }) => {
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console.log('\t', phase.toString(), `: ${section}.${method}`, data.toString());
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});
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} else if (status.isFinalized) {
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console.log('Finalized block hash', status.asFinalized.toHex());
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process.exit(0);
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}
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});
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}
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main().catch(console.error);
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